Commit Graph

4925 Commits

Author SHA1 Message Date
Ming Lei
585cb1a5da BACKPORT: blk-mq: clear stale request in tags->rq[] before freeing one request pool
refcount_inc_not_zero() in bt_tags_iter() still may read one freed
request.

Fix the issue by the following approach:

1) hold a per-tags spinlock when reading ->rqs[tag] and calling
refcount_inc_not_zero in bt_tags_iter()

2) clearing stale request referred via ->rqs[tag] before freeing
request pool, the per-tags spinlock is held for clearing stale
->rq[tag]

So after we cleared stale requests, bt_tags_iter() won't observe
freed request any more, also the clearing will wait for pending
request reference.

The idea of clearing ->rqs[] is borrowed from John Garry's previous
patch and one recent David's patch.

Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: David Jeffery <djeffery@redhat.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>.

Bug: 197804811
Change-Id: If49478d7b05d3f5b0a26966ddf9ae764cf2fb6b0
[Upstream: cherry picked from commit bd63141d585bef14f4caf111f6d0e27fe2300ec6]
[Todd: refactored to avoid breaking KMI ]
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
Signed-off-by: Todd Kjos <tkjos@google.com>
Git-commit: bb96e7f45d
Git-repo: https://android.googlesource.com/kernel/common/
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
2021-09-03 05:19:17 -07:00
Ming Lei
7fe0d300ab BACKPORT: blk-mq: grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter
Grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter(), and
this way will prevent the request from being re-used when ->fn is
running. The approach is same as what we do during handling timeout.

Fix request use-after-free(UAF) related with completion race or queue
releasing:

- If one rq is referred before rq->q is frozen, then queue won't be
frozen before the request is released during iteration.

- If one rq is referred after rq->q is frozen, refcount_inc_not_zero()
will return false, and we won't iterate over this request.

However, still one request UAF not covered: refcount_inc_not_zero() may
read one freed request, and it will be handled in next patch.

Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>.

Bug: 197804811
Change-Id: I0e431a8361d1412aaca3f7c0310780d9a9ad0db8
[Upstream: cherry picked from commit 2e315dc07df009c3e29d6926871f62a30cfae394]
[Pradeep: Resolved conflicts in block/blk-mq-tag.c]
Git-commit: a5d38e7c26
Git-repo: https://android.googlesource.com/kernel/common/
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
2021-09-03 05:17:29 -07:00
Greg Kroah-Hartman
4a23ba6f12 Merge branch 'android11-5.4' into 'android11-5.4-lts'
Sync up with android11-5.4 for the following commits:

ec1b6ab9fe BACKPORT: blk-mq: fix is_flush_rq
c9a3b51b07 BACKPORT: blk-mq: clearing flush request reference in tags->rqs[]
bb96e7f45d BACKPORT: blk-mq: clear stale request in tags->rq[] before freeing one request pool
a5d38e7c26 BACKPORT: blk-mq: grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter
734c36bc54 ANDROID: gki_defconfig: set DEFAULT_MMAP_MIN_ADDR=32768

Change-Id: Id6944de3e605f6a96ce03dddaa1f075cf68f24e6
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2021-09-01 17:47:53 +02:00
Ming Lei
ec1b6ab9fe BACKPORT: blk-mq: fix is_flush_rq
is_flush_rq() is called from bt_iter()/bt_tags_iter(), and runs the
following check:

	hctx->fq->flush_rq == req

but the passed hctx from bt_iter()/bt_tags_iter() may be NULL because:

1) memory re-order in blk_mq_rq_ctx_init():

	rq->mq_hctx = data->hctx;
	...
	refcount_set(&rq->ref, 1);

OR

2) tag re-use and ->rqs[] isn't updated with new request.

Fix the issue by re-writing is_flush_rq() as:

	return rq->end_io == flush_end_io;

which turns out simpler to follow and immune to data race since we have
ordered WRITE rq->end_io and refcount_set(&rq->ref, 1).

Fixes: 2e315dc07df0 ("blk-mq: grab rq->refcount before calling ->fn in
    blk_mq_tagset_busy_iter")
Cc: "Blank-Burian, Markus, Dr." <blankburian@uni-muenster.de>
Cc: Yufen Yu <yuyufen@huawei.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>

Bug: 197804811
Change-Id: Iba551d228e5cd96749c13f4c19e13687b0e89196
(cherry picked from commit a9ed27a764156929efe714033edb3e9023c5f321)
[Pradeep: Resolved conflicts in block/blk.h]
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
2021-08-31 18:35:29 +00:00
Ming Lei
c9a3b51b07 BACKPORT: blk-mq: clearing flush request reference in tags->rqs[]
Before we free request queue, clearing flush request reference in
tags->rqs[], so that potential UAF can be avoided.

Based on one patch written by David Jeffery.

Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: David Jeffery <djeffery@redhat.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>

Bug: 197804811
Change-Id: I9600626e807a4eed546c21be808fabed2a9db9b1
(cherry picked from commit 364b61818f65045479e42e76ed8dd6f051778280)
[ refactored to avoid breaking KMI ]
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
Signed-off-by: Todd Kjos <tkjos@google.com>
2021-08-31 18:35:16 +00:00
Ming Lei
bb96e7f45d BACKPORT: blk-mq: clear stale request in tags->rq[] before freeing one request pool
refcount_inc_not_zero() in bt_tags_iter() still may read one freed
request.

Fix the issue by the following approach:

1) hold a per-tags spinlock when reading ->rqs[tag] and calling
refcount_inc_not_zero in bt_tags_iter()

2) clearing stale request referred via ->rqs[tag] before freeing
request pool, the per-tags spinlock is held for clearing stale
->rq[tag]

So after we cleared stale requests, bt_tags_iter() won't observe
freed request any more, also the clearing will wait for pending
request reference.

The idea of clearing ->rqs[] is borrowed from John Garry's previous
patch and one recent David's patch.

Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: David Jeffery <djeffery@redhat.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>

Bug: 197804811
Change-Id: If49478d7b05d3f5b0a26966ddf9ae764cf2fb6b0
(cherry picked from commit bd63141d585bef14f4caf111f6d0e27fe2300ec6)
[ refactored to avoid breaking KMI ]
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
Signed-off-by: Todd Kjos <tkjos@google.com>
2021-08-31 18:34:56 +00:00
Ming Lei
a5d38e7c26 BACKPORT: blk-mq: grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter
Grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter(), and
this way will prevent the request from being re-used when ->fn is
running. The approach is same as what we do during handling timeout.

Fix request use-after-free(UAF) related with completion race or queue
releasing:

- If one rq is referred before rq->q is frozen, then queue won't be
frozen before the request is released during iteration.

- If one rq is referred after rq->q is frozen, refcount_inc_not_zero()
will return false, and we won't iterate over this request.

However, still one request UAF not covered: refcount_inc_not_zero() may
read one freed request, and it will be handled in next patch.

Tested-by: John Garry <john.garry@huawei.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>

Bug: 197804811
Change-Id: Ib80fe8b9f1d76d2489e41f3365fbd12d68a3b097
(cherry picked from commit 2e315dc07df009c3e29d6926871f62a30cfae394)
[Pradeep: Resolved conflicts in block/blk-mq-tag.c]
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
2021-08-31 18:34:10 +00:00
Greg Kroah-Hartman
c33130b10f This is the 5.4.140 stable release
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Merge 5.4.140 into android11-5.4-lts

Changes in 5.4.140
	Revert "ACPICA: Fix memory leak caused by _CID repair function"
	ALSA: seq: Fix racy deletion of subscriber
	arm64: dts: ls1028a: fix node name for the sysclk
	ARM: imx: add missing iounmap()
	ARM: imx: add missing clk_disable_unprepare()
	ARM: dts: imx6qdl-sr-som: Increase the PHY reset duration to 10ms
	ARM: dts: colibri-imx6ull: limit SDIO clock to 25MHz
	ARM: imx: fix missing 3rd argument in macro imx_mmdc_perf_init
	ARM: dts: imx: Swap M53Menlo pinctrl_power_button/pinctrl_power_out pins
	arm64: dts: armada-3720-turris-mox: remove mrvl,i2c-fast-mode
	ALSA: usb-audio: fix incorrect clock source setting
	clk: stm32f4: fix post divisor setup for I2S/SAI PLLs
	ARM: dts: am437x-l4: fix typo in can@0 node
	omap5-board-common: remove not physically existing vdds_1v8_main fixed-regulator
	spi: imx: mx51-ecspi: Reinstate low-speed CONFIGREG delay
	spi: imx: mx51-ecspi: Fix low-speed CONFIGREG delay calculation
	scsi: sr: Return correct event when media event code is 3
	media: videobuf2-core: dequeue if start_streaming fails
	dmaengine: imx-dma: configure the generic DMA type to make it work
	net, gro: Set inner transport header offset in tcp/udp GRO hook
	net: dsa: sja1105: overwrite dynamic FDB entries with static ones in .port_fdb_add
	net: dsa: sja1105: invalidate dynamic FDB entries learned concurrently with statically added ones
	net: phy: micrel: Fix detection of ksz87xx switch
	net: natsemi: Fix missing pci_disable_device() in probe and remove
	gpio: tqmx86: really make IRQ optional
	sctp: move the active_key update after sh_keys is added
	nfp: update ethtool reporting of pauseframe control
	net: ipv6: fix returned variable type in ip6_skb_dst_mtu
	mips: Fix non-POSIX regexp
	bnx2x: fix an error code in bnx2x_nic_load()
	net: pegasus: fix uninit-value in get_interrupt_interval
	net: fec: fix use-after-free in fec_drv_remove
	net: vxge: fix use-after-free in vxge_device_unregister
	blk-iolatency: error out if blk_get_queue() failed in iolatency_set_limit()
	Bluetooth: defer cleanup of resources in hci_unregister_dev()
	USB: usbtmc: Fix RCU stall warning
	USB: serial: option: add Telit FD980 composition 0x1056
	USB: serial: ch341: fix character loss at high transfer rates
	USB: serial: ftdi_sio: add device ID for Auto-M3 OP-COM v2
	firmware_loader: use -ETIMEDOUT instead of -EAGAIN in fw_load_sysfs_fallback
	firmware_loader: fix use-after-free in firmware_fallback_sysfs
	ALSA: hda/realtek: add mic quirk for Acer SF314-42
	ALSA: usb-audio: Add registration quirk for JBL Quantum 600
	usb: cdns3: Fixed incorrect gadget state
	usb: gadget: f_hid: added GET_IDLE and SET_IDLE handlers
	usb: gadget: f_hid: fixed NULL pointer dereference
	usb: gadget: f_hid: idle uses the highest byte for duration
	usb: otg-fsm: Fix hrtimer list corruption
	clk: fix leak on devm_clk_bulk_get_all() unwind
	scripts/tracing: fix the bug that can't parse raw_trace_func
	tracing / histogram: Give calculation hist_fields a size
	optee: Clear stale cache entries during initialization
	tee: add tee_shm_alloc_kernel_buf()
	optee: Fix memory leak when failing to register shm pages
	tpm_ftpm_tee: Free and unregister TEE shared memory during kexec
	staging: rtl8723bs: Fix a resource leak in sd_int_dpc
	staging: rtl8712: get rid of flush_scheduled_work
	media: rtl28xxu: fix zero-length control request
	pipe: increase minimum default pipe size to 2 pages
	ext4: fix potential htree corruption when growing large_dir directories
	serial: tegra: Only print FIFO error message when an error occurs
	serial: 8250_mtk: fix uart corruption issue when rx power off
	serial: 8250: Mask out floating 16/32-bit bus bits
	MIPS: Malta: Do not byte-swap accesses to the CBUS UART
	serial: 8250_pci: Enumerate Elkhart Lake UARTs via dedicated driver
	serial: 8250_pci: Avoid irq sharing for MSI(-X) interrupts.
	timers: Move clearing of base::timer_running under base:: Lock
	pcmcia: i82092: fix a null pointer dereference bug
	md/raid10: properly indicate failure when ending a failed write request
	KVM: x86: accept userspace interrupt only if no event is injected
	KVM: Do not leak memory for duplicate debugfs directories
	KVM: x86/mmu: Fix per-cpu counter corruption on 32-bit builds
	arm64: vdso: Avoid ISB after reading from cntvct_el0
	soc: ixp4xx: fix printing resources
	spi: meson-spicc: fix memory leak in meson_spicc_remove
	soc: ixp4xx/qmgr: fix invalid __iomem access
	perf/x86/amd: Don't touch the AMD64_EVENTSEL_HOSTONLY bit inside the guest
	bpf, selftests: Adjust few selftest result_unpriv outcomes
	libata: fix ata_pio_sector for CONFIG_HIGHMEM
	reiserfs: add check for root_inode in reiserfs_fill_super
	reiserfs: check directory items on read from disk
	virt_wifi: fix error on connect
	alpha: Send stop IPI to send to online CPUs
	net/qla3xxx: fix schedule while atomic in ql_wait_for_drvr_lock and ql_adapter_reset
	arm64: fix compat syscall return truncation
	Linux 5.4.140

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ife156cbbbcc40156b39f4401a1bb7fb500fb035c
2021-08-12 14:00:44 +02:00
Yu Kuai
580c10a40c blk-iolatency: error out if blk_get_queue() failed in iolatency_set_limit()
[ Upstream commit 8d75d0eff6887bcac7225e12b9c75595e523d92d ]

If queue is dying while iolatency_set_limit() is in progress,
blk_get_queue() won't increment the refcount of the queue. However,
blk_put_queue() will still decrement the refcount later, which will
cause the refcout to be unbalanced.

Thus error out in such case to fix the problem.

Fixes: 8c772a9bfc ("blk-iolatency: fix IO hang due to negative inflight counter")
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20210805124645.543797-1-yukuai3@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-08-12 13:20:58 +02:00
Greg Kroah-Hartman
a7e747c026 Merge 5.4.133 into android11-5.4-lts
Changes in 5.4.133
	drm/mxsfb: Don't select DRM_KMS_FB_HELPER
	drm/zte: Don't select DRM_KMS_FB_HELPER
	drm/amd/amdgpu/sriov disable all ip hw status by default
	drm/vc4: fix argument ordering in vc4_crtc_get_margins()
	net: pch_gbe: Use proper accessors to BE data in pch_ptp_match()
	drm/amd/display: fix use_max_lb flag for 420 pixel formats
	hugetlb: clear huge pte during flush function on mips platform
	atm: iphase: fix possible use-after-free in ia_module_exit()
	mISDN: fix possible use-after-free in HFC_cleanup()
	atm: nicstar: Fix possible use-after-free in nicstar_cleanup()
	net: Treat __napi_schedule_irqoff() as __napi_schedule() on PREEMPT_RT
	drm/mediatek: Fix PM reference leak in mtk_crtc_ddp_hw_init()
	reiserfs: add check for invalid 1st journal block
	drm/virtio: Fix double free on probe failure
	drm/sched: Avoid data corruptions
	udf: Fix NULL pointer dereference in udf_symlink function
	e100: handle eeprom as little endian
	igb: handle vlan types with checker enabled
	drm/bridge: cdns: Fix PM reference leak in cdns_dsi_transfer()
	clk: renesas: r8a77995: Add ZA2 clock
	clk: tegra: Ensure that PLLU configuration is applied properly
	ipv6: use prandom_u32() for ID generation
	RDMA/cxgb4: Fix missing error code in create_qp()
	dm space maps: don't reset space map allocation cursor when committing
	pinctrl: mcp23s08: fix race condition in irq handler
	ice: set the value of global config lock timeout longer
	virtio_net: Remove BUG() to avoid machine dead
	net: bcmgenet: check return value after calling platform_get_resource()
	net: mvpp2: check return value after calling platform_get_resource()
	net: micrel: check return value after calling platform_get_resource()
	drm/amd/display: Update scaling settings on modeset
	drm/amd/display: Release MST resources on switch from MST to SST
	drm/amd/display: Set DISPCLK_MAX_ERRDET_CYCLES to 7
	drm/amdkfd: use allowed domain for vmbo validation
	fjes: check return value after calling platform_get_resource()
	selinux: use __GFP_NOWARN with GFP_NOWAIT in the AVC
	r8169: avoid link-up interrupt issue on RTL8106e if user enables ASPM
	drm/amd/display: Verify Gamma & Degamma LUT sizes in amdgpu_dm_atomic_check
	xfrm: Fix error reporting in xfrm_state_construct.
	wlcore/wl12xx: Fix wl12xx get_mac error if device is in ELP
	wl1251: Fix possible buffer overflow in wl1251_cmd_scan
	cw1200: add missing MODULE_DEVICE_TABLE
	bpf: Fix up register-based shifts in interpreter to silence KUBSAN
	mt76: mt7615: fix fixed-rate tx status reporting
	net: fix mistake path for netdev_features_strings
	net: sched: fix error return code in tcf_del_walker()
	drm/amdkfd: Walk through list with dqm lock hold
	rtl8xxxu: Fix device info for RTL8192EU devices
	MIPS: add PMD table accounting into MIPS'pmd_alloc_one
	atm: nicstar: use 'dma_free_coherent' instead of 'kfree'
	atm: nicstar: register the interrupt handler in the right place
	vsock: notify server to shutdown when client has pending signal
	RDMA/rxe: Don't overwrite errno from ib_umem_get()
	iwlwifi: mvm: don't change band on bound PHY contexts
	iwlwifi: pcie: free IML DMA memory allocation
	iwlwifi: pcie: fix context info freeing
	sfc: avoid double pci_remove of VFs
	sfc: error code if SRIOV cannot be disabled
	wireless: wext-spy: Fix out-of-bounds warning
	media, bpf: Do not copy more entries than user space requested
	net: ip: avoid OOM kills with large UDP sends over loopback
	RDMA/cma: Fix rdma_resolve_route() memory leak
	Bluetooth: btusb: Fixed too many in-token issue for Mediatek Chip.
	Bluetooth: Fix the HCI to MGMT status conversion table
	Bluetooth: Shutdown controller after workqueues are flushed or cancelled
	Bluetooth: btusb: fix bt fiwmare downloading failure issue for qca btsoc.
	sctp: validate from_addr_param return
	sctp: add size validation when walking chunks
	MIPS: loongsoon64: Reserve memory below starting pfn to prevent Oops
	MIPS: set mips32r5 for virt extensions
	fscrypt: don't ignore minor_hash when hash is 0
	crypto: ccp - Annotate SEV Firmware file names
	perf bench: Fix 2 memory sanitizer warnings
	powerpc/mm: Fix lockup on kernel exec fault
	powerpc/barrier: Avoid collision with clang's __lwsync macro
	drm/amdgpu: Update NV SIMD-per-CU to 2
	drm/radeon: Add the missed drm_gem_object_put() in radeon_user_framebuffer_create()
	drm/rockchip: dsi: remove extra component_del() call
	drm/amd/display: fix incorrrect valid irq check
	pinctrl/amd: Add device HID for new AMD GPIO controller
	drm/amd/display: Reject non-zero src_y and src_x for video planes
	drm/tegra: Don't set allow_fb_modifiers explicitly
	drm/msm/mdp4: Fix modifier support enabling
	drm/arm/malidp: Always list modifiers
	mmc: sdhci: Fix warning message when accessing RPMB in HS400 mode
	mmc: core: clear flags before allowing to retune
	mmc: core: Allow UHS-I voltage switch for SDSC cards if supported
	ata: ahci_sunxi: Disable DIPM
	cpu/hotplug: Cure the cpusets trainwreck
	clocksource/arm_arch_timer: Improve Allwinner A64 timer workaround
	fpga: stratix10-soc: Add missing fpga_mgr_free() call
	MIPS: fix "mipsel-linux-ld: decompress.c:undefined reference to `memmove'"
	ASoC: tegra: Set driver_name=tegra for all machine drivers
	qemu_fw_cfg: Make fw_cfg_rev_attr a proper kobj_attribute
	ipmi/watchdog: Stop watchdog timer when the current action is 'none'
	thermal/drivers/int340x/processor_thermal: Fix tcc setting
	ubifs: Fix races between xattr_{set|get} and listxattr operations
	power: supply: ab8500: Fix an old bug
	nvmem: core: add a missing of_node_put
	extcon: intel-mrfld: Sync hardware and software state on init
	seq_buf: Fix overflow in seq_buf_putmem_hex()
	rq-qos: fix missed wake-ups in rq_qos_throttle try two
	tracing: Simplify & fix saved_tgids logic
	tracing: Resize tgid_map to pid_max, not PID_MAX_DEFAULT
	ipack/carriers/tpci200: Fix a double free in tpci200_pci_probe
	coresight: tmc-etf: Fix global-out-of-bounds in tmc_update_etf_buffer()
	dm btree remove: assign new_root only when removal succeeds
	PCI: Leave Apple Thunderbolt controllers on for s2idle or standby
	PCI: aardvark: Fix checking for PIO Non-posted Request
	PCI: aardvark: Implement workaround for the readback value of VEND_ID
	media: subdev: disallow ioctl for saa6588/davinci
	media: dtv5100: fix control-request directions
	media: zr364xx: fix memory leak in zr364xx_start_readpipe
	media: gspca/sq905: fix control-request direction
	media: gspca/sunplus: fix zero-length control requests
	media: uvcvideo: Fix pixel format change for Elgato Cam Link 4K
	pinctrl: mcp23s08: Fix missing unlock on error in mcp23s08_irq()
	jfs: fix GPF in diFree
	smackfs: restrict bytes count in smk_set_cipso()
	Linux 5.4.133

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I4daf813e30444755db3a7d587f8be81ccd2f748b
2021-07-20 11:32:58 +02:00
Jan Kara
4d4f11c356 rq-qos: fix missed wake-ups in rq_qos_throttle try two
commit 11c7aa0ddea8611007768d3e6b58d45dc60a19e1 upstream.

Commit 545fbd0775 ("rq-qos: fix missed wake-ups in rq_qos_throttle")
tried to fix a problem that a process could be sleeping in rq_qos_wait()
without anyone to wake it up. However the fix is not complete and the
following can still happen:

CPU1 (waiter1)		CPU2 (waiter2)		CPU3 (waker)
rq_qos_wait()		rq_qos_wait()
  acquire_inflight_cb() -> fails
			  acquire_inflight_cb() -> fails

						completes IOs, inflight
						  decreased
  prepare_to_wait_exclusive()
			  prepare_to_wait_exclusive()
  has_sleeper = !wq_has_single_sleeper() -> true as there are two sleepers
			  has_sleeper = !wq_has_single_sleeper() -> true
  io_schedule()		  io_schedule()

Deadlock as now there's nobody to wakeup the two waiters. The logic
automatically blocking when there are already sleepers is really subtle
and the only way to make it work reliably is that we check whether there
are some waiters in the queue when adding ourselves there. That way, we
are guaranteed that at least the first process to enter the wait queue
will recheck the waiting condition before going to sleep and thus
guarantee forward progress.

Fixes: 545fbd0775 ("rq-qos: fix missed wake-ups in rq_qos_throttle")
CC: stable@vger.kernel.org
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20210607112613.25344-1-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-07-19 08:53:16 +02:00
Greg Kroah-Hartman
374d020984 This is the 5.4.132 stable release
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Merge 5.4.132 into android11-5.4-lts

Changes in 5.4.132
	ALSA: usb-audio: fix rate on Ozone Z90 USB headset
	ALSA: usb-audio: Fix OOB access at proc output
	ALSA: usb-audio: scarlett2: Fix wrong resume call
	ALSA: intel8x0: Fix breakage at ac97 clock measurement
	ALSA: hda/realtek: Add another ALC236 variant support
	ALSA: hda/realtek: Improve fixup for HP Spectre x360 15-df0xxx
	ALSA: hda/realtek: Fix bass speaker DAC mapping for Asus UM431D
	ALSA: hda/realtek: Apply LED fixup for HP Dragonfly G1, too
	media: dvb-usb: fix wrong definition
	Input: usbtouchscreen - fix control-request directions
	net: can: ems_usb: fix use-after-free in ems_usb_disconnect()
	usb: gadget: eem: fix echo command packet response issue
	USB: cdc-acm: blacklist Heimann USB Appset device
	usb: dwc3: Fix debugfs creation flow
	usb: typec: Add the missed altmode_id_remove() in typec_register_altmode()
	xhci: solve a double free problem while doing s4
	ntfs: fix validity check for file name attribute
	copy_page_to_iter(): fix ITER_DISCARD case
	iov_iter_fault_in_readable() should do nothing in xarray case
	Input: joydev - prevent use of not validated data in JSIOCSBTNMAP ioctl
	arm_pmu: Fix write counter incorrect in ARMv7 big-endian mode
	ARM: dts: at91: sama5d4: fix pinctrl muxing
	btrfs: send: fix invalid path for unlink operations after parent orphanization
	btrfs: clear defrag status of a root if starting transaction fails
	ext4: cleanup in-core orphan list if ext4_truncate() failed to get a transaction handle
	ext4: fix kernel infoleak via ext4_extent_header
	ext4: return error code when ext4_fill_flex_info() fails
	ext4: correct the cache_nr in tracepoint ext4_es_shrink_exit
	ext4: remove check for zero nr_to_scan in ext4_es_scan()
	ext4: fix avefreec in find_group_orlov
	ext4: use ext4_grp_locked_error in mb_find_extent
	can: bcm: delay release of struct bcm_op after synchronize_rcu()
	can: gw: synchronize rcu operations before removing gw job entry
	can: j1939: j1939_sk_init(): set SOCK_RCU_FREE to call sk_destruct() after RCU is done
	can: peak_pciefd: pucan_handle_status(): fix a potential starvation issue in TX path
	mac80211: remove iwlwifi specific workaround that broke sta NDP tx
	SUNRPC: Fix the batch tasks count wraparound.
	SUNRPC: Should wake up the privileged task firstly.
	perf/smmuv3: Don't trample existing events with global filter
	KVM: PPC: Book3S HV: Workaround high stack usage with clang
	s390/cio: dont call css_wait_for_slow_path() inside a lock
	rtc: stm32: Fix unbalanced clk_disable_unprepare() on probe error path
	iio: light: tcs3472: do not free unallocated IRQ
	iio: ltr501: mark register holding upper 8 bits of ALS_DATA{0,1} and PS_DATA as volatile, too
	iio: ltr501: ltr559: fix initialization of LTR501_ALS_CONTR
	iio: ltr501: ltr501_read_ps(): add missing endianness conversion
	serial: mvebu-uart: fix calculation of clock divisor
	serial: sh-sci: Stop dmaengine transfer in sci_stop_tx()
	serial_cs: Add Option International GSM-Ready 56K/ISDN modem
	serial_cs: remove wrong GLOBETROTTER.cis entry
	ath9k: Fix kernel NULL pointer dereference during ath_reset_internal()
	ssb: sdio: Don't overwrite const buffer if block_write fails
	rsi: Assign beacon rate settings to the correct rate_info descriptor field
	rsi: fix AP mode with WPA failure due to encrypted EAPOL
	tracing/histograms: Fix parsing of "sym-offset" modifier
	tracepoint: Add tracepoint_probe_register_may_exist() for BPF tracing
	seq_buf: Make trace_seq_putmem_hex() support data longer than 8
	powerpc/stacktrace: Fix spurious "stale" traces in raise_backtrace_ipi()
	evm: Execute evm_inode_init_security() only when an HMAC key is loaded
	evm: Refuse EVM_ALLOW_METADATA_WRITES only if an HMAC key is loaded
	fuse: ignore PG_workingset after stealing
	fuse: check connected before queueing on fpq->io
	fuse: reject internal errno
	spi: Make of_register_spi_device also set the fwnode
	media: mdk-mdp: fix pm_runtime_get_sync() usage count
	media: s5p: fix pm_runtime_get_sync() usage count
	media: sh_vou: fix pm_runtime_get_sync() usage count
	media: mtk-vcodec: fix PM runtime get logic
	media: s5p-jpeg: fix pm_runtime_get_sync() usage count
	media: sti/bdisp: fix pm_runtime_get_sync() usage count
	media: exynos-gsc: fix pm_runtime_get_sync() usage count
	spi: spi-loopback-test: Fix 'tx_buf' might be 'rx_buf'
	spi: spi-topcliff-pch: Fix potential double free in pch_spi_process_messages()
	spi: omap-100k: Fix the length judgment problem
	regulator: uniphier: Add missing MODULE_DEVICE_TABLE
	hwrng: exynos - Fix runtime PM imbalance on error
	crypto: nx - add missing MODULE_DEVICE_TABLE
	media: sti: fix obj-$(config) targets
	media: cpia2: fix memory leak in cpia2_usb_probe
	media: cobalt: fix race condition in setting HPD
	media: pvrusb2: fix warning in pvr2_i2c_core_done
	media: imx: imx7_mipi_csis: Fix logging of only error event counters
	crypto: qat - check return code of qat_hal_rd_rel_reg()
	crypto: qat - remove unused macro in FW loader
	sched/fair: Fix ascii art by relpacing tabs
	media: em28xx: Fix possible memory leak of em28xx struct
	media: v4l2-core: Avoid the dangling pointer in v4l2_fh_release
	media: bt8xx: Fix a missing check bug in bt878_probe
	media: st-hva: Fix potential NULL pointer dereferences
	Makefile: fix GDB warning with CONFIG_RELR
	media: dvd_usb: memory leak in cinergyt2_fe_attach
	memstick: rtsx_usb_ms: fix UAF
	mmc: sdhci-sprd: use sdhci_sprd_writew
	mmc: via-sdmmc: add a check against NULL pointer dereference
	crypto: shash - avoid comparing pointers to exported functions under CFI
	media: dvb_net: avoid speculation from net slot
	media: siano: fix device register error path
	media: imx-csi: Skip first few frames from a BT.656 source
	hwmon: (max31790) Report correct current pwm duty cycles
	hwmon: (max31790) Fix pwmX_enable attributes
	drivers/perf: fix the missed ida_simple_remove() in ddr_perf_probe()
	KVM: PPC: Book3S HV: Fix TLB management on SMT8 POWER9 and POWER10 processors
	btrfs: fix error handling in __btrfs_update_delayed_inode
	btrfs: abort transaction if we fail to update the delayed inode
	btrfs: disable build on platforms having page size 256K
	locking/lockdep: Fix the dep path printing for backwards BFS
	lockding/lockdep: Avoid to find wrong lock dep path in check_irq_usage()
	KVM: s390: get rid of register asm usage
	regulator: mt6358: Fix vdram2 .vsel_mask
	regulator: da9052: Ensure enough delay time for .set_voltage_time_sel
	media: Fix Media Controller API config checks
	HID: do not use down_interruptible() when unbinding devices
	EDAC/ti: Add missing MODULE_DEVICE_TABLE
	ACPI: processor idle: Fix up C-state latency if not ordered
	hv_utils: Fix passing zero to 'PTR_ERR' warning
	lib: vsprintf: Fix handling of number field widths in vsscanf
	ACPI: EC: Make more Asus laptops use ECDT _GPE
	block_dump: remove block_dump feature in mark_inode_dirty()
	fs: dlm: cancel work sync othercon
	random32: Fix implicit truncation warning in prandom_seed_state()
	fs: dlm: fix memory leak when fenced
	ACPICA: Fix memory leak caused by _CID repair function
	ACPI: bus: Call kobject_put() in acpi_init() error path
	ACPI: resources: Add checks for ACPI IRQ override
	block: fix race between adding/removing rq qos and normal IO
	platform/x86: toshiba_acpi: Fix missing error code in toshiba_acpi_setup_keyboard()
	nvmet-fc: do not check for invalid target port in nvmet_fc_handle_fcp_rqst()
	EDAC/Intel: Do not load EDAC driver when running as a guest
	PCI: hv: Add check for hyperv_initialized in init_hv_pci_drv()
	clocksource: Retry clock read if long delays detected
	ACPI: tables: Add custom DSDT file as makefile prerequisite
	HID: wacom: Correct base usage for capacitive ExpressKey status bits
	cifs: fix missing spinlock around update to ses->status
	block: fix discard request merge
	kthread_worker: fix return value when kthread_mod_delayed_work() races with kthread_cancel_delayed_work_sync()
	ia64: mca_drv: fix incorrect array size calculation
	writeback, cgroup: increment isw_nr_in_flight before grabbing an inode
	media: s5p_cec: decrement usage count if disabled
	crypto: ixp4xx - dma_unmap the correct address
	crypto: ux500 - Fix error return code in hash_hw_final()
	sata_highbank: fix deferred probing
	pata_rb532_cf: fix deferred probing
	media: I2C: change 'RST' to "RSET" to fix multiple build errors
	sched/uclamp: Fix wrong implementation of cpu.uclamp.min
	sched/uclamp: Fix locking around cpu_util_update_eff()
	kbuild: run the checker after the compiler
	kbuild: Fix objtool dependency for 'OBJECT_FILES_NON_STANDARD_<obj> := n'
	pata_octeon_cf: avoid WARN_ON() in ata_host_activate()
	evm: fix writing <securityfs>/evm overflow
	crypto: ccp - Fix a resource leak in an error handling path
	media: rc: i2c: Fix an error message
	pata_ep93xx: fix deferred probing
	media: exynos4-is: Fix a use after free in isp_video_release
	media: au0828: fix a NULL vs IS_ERR() check
	media: tc358743: Fix error return code in tc358743_probe_of()
	media: gspca/gl860: fix zero-length control requests
	m68k: atari: Fix ATARI_KBD_CORE kconfig unmet dependency warning
	media: siano: Fix out-of-bounds warnings in smscore_load_firmware_family2()
	crypto: nitrox - fix unchecked variable in nitrox_register_interrupts
	crypto: omap-sham - Fix PM reference leak in omap sham ops
	mmc: usdhi6rol0: fix error return code in usdhi6_probe()
	arm64: consistently use reserved_pg_dir
	arm64/mm: Fix ttbr0 values stored in struct thread_info for software-pan
	media: s5p-g2d: Fix a memory leak on ctx->fh.m2m_ctx
	hwmon: (max31722) Remove non-standard ACPI device IDs
	hwmon: (max31790) Fix fan speed reporting for fan7..12
	KVM: nVMX: Ensure 64-bit shift when checking VMFUNC bitmap
	regulator: hi655x: Fix pass wrong pointer to config.driver_data
	btrfs: clear log tree recovering status if starting transaction fails
	sched/rt: Fix RT utilization tracking during policy change
	sched/rt: Fix Deadline utilization tracking during policy change
	sched/uclamp: Fix uclamp_tg_restrict()
	spi: spi-sun6i: Fix chipselect/clock bug
	crypto: nx - Fix RCU warning in nx842_OF_upd_status
	ACPI: sysfs: Fix a buffer overrun problem with description_show()
	extcon: extcon-max8997: Fix IRQ freeing at error path
	blk-wbt: introduce a new disable state to prevent false positive by rwb_enabled()
	blk-wbt: make sure throttle is enabled properly
	ACPI: Use DEVICE_ATTR_<RW|RO|WO> macros
	ACPI: bgrt: Fix CFI violation
	cpufreq: Make cpufreq_online() call driver->offline() on errors
	ocfs2: fix snprintf() checking
	dax: fix ENOMEM handling in grab_mapping_entry()
	xfrm: xfrm_state_mtu should return at least 1280 for ipv6
	video: fbdev: imxfb: Fix an error message
	net: mvpp2: Put fwnode in error case during ->probe()
	net: pch_gbe: Propagate error from devm_gpio_request_one()
	pinctrl: renesas: r8a7796: Add missing bias for PRESET# pin
	pinctrl: renesas: r8a77990: JTAG pins do not have pull-down capabilities
	clk: meson: g12a: fix gp0 and hifi ranges
	net: ftgmac100: add missing error return code in ftgmac100_probe()
	drm/rockchip: cdn-dp-core: add missing clk_disable_unprepare() on error in cdn_dp_grf_write()
	drm/rockchip: dsi: move all lane config except LCDC mux to bind()
	ehea: fix error return code in ehea_restart_qps()
	net/sched: act_vlan: Fix modify to allow 0
	RDMA/core: Sanitize WQ state received from the userspace
	RDMA/rxe: Fix failure during driver load
	drm: qxl: ensure surf.data is ininitialized
	tools/bpftool: Fix error return code in do_batch()
	ath10k: go to path err_unsupported when chip id is not supported
	ath10k: add missing error return code in ath10k_pci_probe()
	wireless: carl9170: fix LEDS build errors & warnings
	ieee802154: hwsim: Fix possible memory leak in hwsim_subscribe_all_others
	wcn36xx: Move hal_buf allocation to devm_kmalloc in probe
	ssb: Fix error return code in ssb_bus_scan()
	brcmfmac: fix setting of station info chains bitmask
	brcmfmac: correctly report average RSSI in station info
	brcmsmac: mac80211_if: Fix a resource leak in an error handling path
	ath10k: Fix an error code in ath10k_add_interface()
	netlabel: Fix memory leak in netlbl_mgmt_add_common
	RDMA/mlx5: Don't add slave port to unaffiliated list
	netfilter: nft_exthdr: check for IPv6 packet before further processing
	netfilter: nft_osf: check for TCP packet before further processing
	netfilter: nft_tproxy: restrict support to TCP and UDP transport protocols
	RDMA/rxe: Fix qp reference counting for atomic ops
	samples/bpf: Fix the error return code of xdp_redirect's main()
	net: ethernet: aeroflex: fix UAF in greth_of_remove
	net: ethernet: ezchip: fix UAF in nps_enet_remove
	net: ethernet: ezchip: fix error handling
	vrf: do not push non-ND strict packets with a source LLA through packet taps again
	net: sched: add barrier to ensure correct ordering for lockless qdisc
	tls: prevent oversized sendfile() hangs by ignoring MSG_MORE
	pkt_sched: sch_qfq: fix qfq_change_class() error path
	vxlan: add missing rcu_read_lock() in neigh_reduce()
	net/ipv4: swap flow ports when validating source
	tc-testing: fix list handling
	ieee802154: hwsim: Fix memory leak in hwsim_add_one
	ieee802154: hwsim: avoid possible crash in hwsim_del_edge_nl()
	mac80211: remove iwlwifi specific workaround NDPs of null_response
	net: bcmgenet: Fix attaching to PYH failed on RPi 4B
	ipv6: exthdrs: do not blindly use init_net
	bpf: Do not change gso_size during bpf_skb_change_proto()
	i40e: Fix error handling in i40e_vsi_open
	i40e: Fix autoneg disabling for non-10GBaseT links
	Revert "ibmvnic: remove duplicate napi_schedule call in open function"
	ibmvnic: free tx_pool if tso_pool alloc fails
	ipv6: fix out-of-bound access in ip6_parse_tlv()
	e1000e: Check the PCIm state
	bpfilter: Specify the log level for the kmsg message
	gve: Fix swapped vars when fetching max queues
	Revert "be2net: disable bh with spin_lock in be_process_mcc"
	Bluetooth: mgmt: Fix slab-out-of-bounds in tlv_data_is_valid
	Bluetooth: Fix handling of HCI_LE_Advertising_Set_Terminated event
	clk: actions: Fix UART clock dividers on Owl S500 SoC
	clk: actions: Fix SD clocks factor table on Owl S500 SoC
	clk: actions: Fix bisp_factor_table based clocks on Owl S500 SoC
	clk: si5341: Avoid divide errors due to bogus register contents
	clk: si5341: Update initialization magic
	writeback: fix obtain a reference to a freeing memcg css
	net: lwtunnel: handle MTU calculation in forwading
	net: sched: fix warning in tcindex_alloc_perfect_hash
	RDMA/mlx5: Don't access NULL-cleared mpi pointer
	MIPS: Fix PKMAP with 32-bit MIPS huge page support
	staging: fbtft: Rectify GPIO handling
	rcu: Invoke rcu_spawn_core_kthreads() from rcu_spawn_gp_kthread()
	tty: nozomi: Fix a resource leak in an error handling function
	mwifiex: re-fix for unaligned accesses
	iio: adis_buffer: do not return ints in irq handlers
	iio: adis16400: do not return ints in irq handlers
	iio: accel: bma180: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: accel: bma220: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: accel: hid: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: accel: kxcjk-1013: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio:accel:mxc4005: Drop unnecessary explicit casts in regmap_bulk_read calls
	iio: accel: mxc4005: Fix overread of data and alignment issue.
	iio: accel: stk8312: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: accel: stk8ba50: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: adc: ti-ads1015: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: adc: vf610: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: gyro: bmg160: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: humidity: am2315: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: prox: srf08: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: prox: pulsed-light: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: prox: as3935: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: magn: hmc5843: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: magn: bmc150: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: light: isl29125: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: light: tcs3414: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: light: tcs3472: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: cros_ec_sensors: Fix alignment of buffer in iio_push_to_buffers_with_timestamp()
	iio: potentiostat: lmp91000: Fix alignment of buffer in iio_push_to_buffers_with_timestamp()
	ASoC: rk3328: fix missing clk_disable_unprepare() on error in rk3328_platform_probe()
	ASoC: hisilicon: fix missing clk_disable_unprepare() on error in hi6210_i2s_startup()
	backlight: lm3630a_bl: Put fwnode in error case during ->probe()
	ASoC: rsnd: tidyup loop on rsnd_adg_clk_query()
	Input: hil_kbd - fix error return code in hil_dev_connect()
	mtd: partitions: redboot: seek fis-index-block in the right node
	char: pcmcia: error out if 'num_bytes_read' is greater than 4 in set_protocol()
	firmware: stratix10-svc: Fix a resource leak in an error handling path
	tty: nozomi: Fix the error handling path of 'nozomi_card_init()'
	leds: lm3532: select regmap I2C API
	leds: lm36274: cosmetic: rename lm36274_data to chip
	leds: lm3692x: Put fwnode in any case during ->probe()
	scsi: FlashPoint: Rename si_flags field
	fsi: core: Fix return of error values on failures
	fsi: scom: Reset the FSI2PIB engine for any error
	fsi: occ: Don't accept response from un-initialized OCC
	fsi/sbefifo: Clean up correct FIFO when receiving reset request from SBE
	fsi/sbefifo: Fix reset timeout
	visorbus: fix error return code in visorchipset_init()
	s390: appldata depends on PROC_SYSCTL
	iommu/dma: Fix IOVA reserve dma ranges
	ASoC: mediatek: mtk-btcvsd: Fix an error handling path in 'mtk_btcvsd_snd_probe()'
	usb: gadget: f_fs: Fix setting of device and driver data cross-references
	usb: dwc2: Don't reset the core after setting turnaround time
	eeprom: idt_89hpesx: Put fwnode in matching case during ->probe()
	eeprom: idt_89hpesx: Restore printing the unsupported fwnode name
	iio: at91-sama5d2_adc: remove usage of iio_priv_to_dev() helper
	iio: adc: at91-sama5d2: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: adc: hx711: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: adc: mxs-lradc: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: adc: ti-ads8688: Fix alignment of buffer in iio_push_to_buffers_with_timestamp()
	iio: magn: rm3100: Fix alignment of buffer in iio_push_to_buffers_with_timestamp()
	staging: gdm724x: check for buffer overflow in gdm_lte_multi_sdu_pkt()
	staging: gdm724x: check for overflow in gdm_lte_netif_rx()
	staging: rtl8712: remove redundant check in r871xu_drv_init
	staging: rtl8712: fix memory leak in rtl871x_load_fw_cb
	staging: mt7621-dts: fix pci address for PCI memory range
	serial: 8250: Actually allow UPF_MAGIC_MULTIPLIER baud rates
	iio: light: vcnl4035: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	iio: prox: isl29501: Fix buffer alignment in iio_push_to_buffers_with_timestamp()
	ASoC: cs42l42: Correct definition of CS42L42_ADC_PDN_MASK
	of: Fix truncation of memory sizes on 32-bit platforms
	mtd: rawnand: marvell: add missing clk_disable_unprepare() on error in marvell_nfc_resume()
	scsi: mpt3sas: Fix error return value in _scsih_expander_add()
	soundwire: stream: Fix test for DP prepare complete
	phy: uniphier-pcie: Fix updating phy parameters
	phy: ti: dm816x: Fix the error handling path in 'dm816x_usb_phy_probe()
	extcon: sm5502: Drop invalid register write in sm5502_reg_data
	extcon: max8997: Add missing modalias string
	ASoC: atmel-i2s: Fix usage of capture and playback at the same time
	configfs: fix memleak in configfs_release_bin_file
	leds: as3645a: Fix error return code in as3645a_parse_node()
	leds: ktd2692: Fix an error handling path
	powerpc: Offline CPU in stop_this_cpu()
	serial: mvebu-uart: do not allow changing baudrate when uartclk is not available
	serial: mvebu-uart: correctly calculate minimal possible baudrate
	arm64: dts: marvell: armada-37xx: Fix reg for standard variant of UART
	vfio/pci: Handle concurrent vma faults
	mm/huge_memory.c: don't discard hugepage if other processes are mapping it
	mm/z3fold: fix potential memory leak in z3fold_destroy_pool()
	selftests/vm/pkeys: fix alloc_random_pkey() to make it really, really random
	perf llvm: Return -ENOMEM when asprintf() fails
	scsi: target: cxgbit: Unmap DMA buffer before calling target_execute_cmd()
	block: return the correct bvec when checking for gaps
	mmc: block: Disable CMDQ on the ioctl path
	mmc: vub3000: fix control-request direction
	scsi: core: Retry I/O for Notify (Enable Spinup) Required error
	iommu/dma: Fix compile warning in 32-bit builds
	Linux 5.4.132

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I36eef11d7d5fed3388f0c90904a4e9c495327826
2021-07-14 17:12:58 +02:00
Zhang Yi
7b33b04f85 blk-wbt: make sure throttle is enabled properly
[ Upstream commit 76a8040817b4b9c69b53f9b326987fa891b4082a ]

After commit a79050434b ("blk-rq-qos: refactor out common elements of
blk-wbt"), if throttle was disabled by wbt_disable_default(), we could
not enable again, fix this by set enable_state back to
WBT_STATE_ON_DEFAULT.

Fixes: a79050434b ("blk-rq-qos: refactor out common elements of blk-wbt")
Signed-off-by: Zhang Yi <yi.zhang@huawei.com>
Link: https://lore.kernel.org/r/20210619093700.920393-3-yi.zhang@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-07-14 16:53:25 +02:00
Zhang Yi
bcf3f42bda blk-wbt: introduce a new disable state to prevent false positive by rwb_enabled()
[ Upstream commit 1d0903d61e9645c6330b94247b96dd873dfc11c8 ]

Now that we disable wbt by simply zero out rwb->wb_normal in
wbt_disable_default() when switch elevator to bfq, but it's not safe
because it will become false positive if we change queue depth. If it
become false positive between wbt_wait() and wbt_track() when submit
write request, it will lead to drop rqw->inflight to -1 in wbt_done(),
which will end up trigger IO hung. Fix this issue by introduce a new
state which mean the wbt was disabled.

Fixes: a79050434b ("blk-rq-qos: refactor out common elements of blk-wbt")
Signed-off-by: Zhang Yi <yi.zhang@huawei.com>
Link: https://lore.kernel.org/r/20210619093700.920393-2-yi.zhang@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-07-14 16:53:25 +02:00
Ming Lei
05bc319027 block: fix discard request merge
[ Upstream commit 2705dfb2094777e405e065105e307074af8965c1 ]

ll_new_hw_segment() is reached only in case of single range discard
merge, and we don't have max discard segment size limit actually, so
it is wrong to run the following check:

if (req->nr_phys_segments + nr_phys_segs > blk_rq_get_max_segments(req))

it may be always false since req->nr_phys_segments is initialized as
one, and bio's segment count is still 1, blk_rq_get_max_segments(reg)
is 1 too.

Fix the issue by not doing the check and bypassing the calculation of
discard request's nr_phys_segments.

Based on analysis from Wang Shanker.

Cc: Christoph Hellwig <hch@lst.de>
Reported-by: Wang Shanker <shankerwangmiao@gmail.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210628023312.1903255-1-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-07-14 16:53:19 +02:00
Ming Lei
506a2001b7 block: fix race between adding/removing rq qos and normal IO
[ Upstream commit 2cafe29a8d03f02a3d16193bdaae2f3e82a423f9 ]

Yi reported several kernel panics on:

[16687.001777] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008
...
[16687.163549] pc : __rq_qos_track+0x38/0x60

or

[  997.690455] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020
...
[  997.850347] pc : __rq_qos_done+0x2c/0x50

Turns out it is caused by race between adding rq qos(wbt) and normal IO
because rq_qos_add can be run when IO is being submitted, fix this issue
by freezing queue before adding/deleting rq qos to queue.

rq_qos_exit() needn't to freeze queue because it is called after queue
has been frozen.

iolatency calls rq_qos_add() during allocating queue, so freezing won't
add delay because queue usage refcount works at atomic mode at that
time.

iocost calls rq_qos_add() when writing cgroup attribute file, that is
fine to freeze queue at that time since we usually freeze queue when
storing to queue sysfs attribute, meantime iocost only exists on the
root cgroup.

wbt_init calls it in blk_register_queue() and queue sysfs attribute
store(queue_wb_lat_store() when write it 1st time in case of !BLK_WBT_MQ),
the following patch will speedup the queue freezing in wbt_init.

Reported-by: Yi Zhang <yi.zhang@redhat.com>
Cc: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Tested-by: Yi Zhang <yi.zhang@redhat.com>
Link: https://lore.kernel.org/r/20210609015822.103433-2-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-07-14 16:53:18 +02:00
Pradeep P V K
7c784bfe48 Revert "block: Enable BFQ io scheduler as default"
'commit abc0fc15dcec ("block: Enable BFQ io scheduler as default")'
This is to fix the Native Daemon and Zygote Preload regressions
during bootup.

Change-Id: I4cfb40d0622319ce84d17fa409a4fcb5ab429dbc
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
2021-06-27 07:09:30 -07:00
Pradeep P V K
71edb4e799 block: Enable BFQ io scheduler as default
Enable BFQ IO-Scheduler as a default scheduler
for systems adapting to block multiqueue design.

Change-Id: I12ff8c0495a53f1fc1f1a95c39ed03d927c1821b
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
2021-06-08 21:48:53 -07:00
Greg Kroah-Hartman
5317188981 This is the 5.4.120 stable release
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Merge 5.4.120 into android11-5.4-lts

Changes in 5.4.120
	tpm: fix error return code in tpm2_get_cc_attrs_tbl()
	tpm, tpm_tis: Extend locality handling to TPM2 in tpm_tis_gen_interrupt()
	tpm, tpm_tis: Reserve locality in tpm_tis_resume()
	KVM: x86/mmu: Remove the defunct update_pte() paging hook
	PM: runtime: Fix unpaired parent child_count for force_resume
	fs: dlm: fix debugfs dump
	tipc: convert dest node's address to network order
	ASoC: Intel: bytcr_rt5640: Enable jack-detect support on Asus T100TAF
	net: stmmac: Set FIFO sizes for ipq806x
	ASoC: rsnd: core: Check convert rate in rsnd_hw_params
	i2c: bail out early when RDWR parameters are wrong
	ALSA: hdsp: don't disable if not enabled
	ALSA: hdspm: don't disable if not enabled
	ALSA: rme9652: don't disable if not enabled
	ALSA: bebob: enable to deliver MIDI messages for multiple ports
	Bluetooth: Set CONF_NOT_COMPLETE as l2cap_chan default
	Bluetooth: initialize skb_queue_head at l2cap_chan_create()
	net: bridge: when suppression is enabled exclude RARP packets
	Bluetooth: check for zapped sk before connecting
	ip6_vti: proper dev_{hold|put} in ndo_[un]init methods
	ASoC: Intel: bytcr_rt5640: Add quirk for the Chuwi Hi8 tablet
	i2c: Add I2C_AQ_NO_REP_START adapter quirk
	mac80211: clear the beacon's CRC after channel switch
	pinctrl: samsung: use 'int' for register masks in Exynos
	mt76: mt76x0: disable GTK offloading
	cuse: prevent clone
	ASoC: rsnd: call rsnd_ssi_master_clk_start() from rsnd_ssi_init()
	Revert "iommu/amd: Fix performance counter initialization"
	iommu/amd: Remove performance counter pre-initialization test
	drm/amd/display: Force vsync flip when reconfiguring MPCC
	selftests: Set CC to clang in lib.mk if LLVM is set
	kconfig: nconf: stop endless search loops
	ALSA: hda/hdmi: fix race in handling acomp ELD notification at resume
	sctp: Fix out-of-bounds warning in sctp_process_asconf_param()
	flow_dissector: Fix out-of-bounds warning in __skb_flow_bpf_to_target()
	powerpc/smp: Set numa node before updating mask
	ASoC: rt286: Generalize support for ALC3263 codec
	ethtool: ioctl: Fix out-of-bounds warning in store_link_ksettings_for_user()
	net: sched: tapr: prevent cycle_time == 0 in parse_taprio_schedule
	samples/bpf: Fix broken tracex1 due to kprobe argument change
	powerpc/pseries: Stop calling printk in rtas_stop_self()
	drm/amd/display: fixed divide by zero kernel crash during dsc enablement
	wl3501_cs: Fix out-of-bounds warnings in wl3501_send_pkt
	wl3501_cs: Fix out-of-bounds warnings in wl3501_mgmt_join
	qtnfmac: Fix possible buffer overflow in qtnf_event_handle_external_auth
	powerpc/iommu: Annotate nested lock for lockdep
	iavf: remove duplicate free resources calls
	net: ethernet: mtk_eth_soc: fix RX VLAN offload
	bnxt_en: Add PCI IDs for Hyper-V VF devices.
	ia64: module: fix symbolizer crash on fdescr
	ASoC: rt286: Make RT286_SET_GPIO_* readable and writable
	thermal: thermal_of: Fix error return code of thermal_of_populate_bind_params()
	f2fs: fix a redundant call to f2fs_balance_fs if an error occurs
	PCI: iproc: Fix return value of iproc_msi_irq_domain_alloc()
	PCI: Release OF node in pci_scan_device()'s error path
	ARM: 9064/1: hw_breakpoint: Do not directly check the event's overflow_handler hook
	rpmsg: qcom_glink_native: fix error return code of qcom_glink_rx_data()
	NFSv4.2: Always flush out writes in nfs42_proc_fallocate()
	NFS: Deal correctly with attribute generation counter overflow
	PCI: endpoint: Fix missing destroy_workqueue()
	pNFS/flexfiles: fix incorrect size check in decode_nfs_fh()
	NFSv4.2 fix handling of sr_eof in SEEK's reply
	rtc: fsl-ftm-alarm: add MODULE_TABLE()
	ceph: fix inode leak on getattr error in __fh_to_dentry
	rtc: ds1307: Fix wday settings for rx8130
	net: hns3: fix incorrect configuration for igu_egu_hw_err
	net: hns3: initialize the message content in hclge_get_link_mode()
	net: hns3: add check for HNS3_NIC_STATE_INITED in hns3_reset_notify_up_enet()
	net: hns3: fix for vxlan gpe tx checksum bug
	net: hns3: use netif_tx_disable to stop the transmit queue
	net: hns3: disable phy loopback setting in hclge_mac_start_phy
	sctp: do asoc update earlier in sctp_sf_do_dupcook_a
	RISC-V: Fix error code returned by riscv_hartid_to_cpuid()
	sunrpc: Fix misplaced barrier in call_decode
	ethernet:enic: Fix a use after free bug in enic_hard_start_xmit
	sctp: fix a SCTP_MIB_CURRESTAB leak in sctp_sf_do_dupcook_b
	netfilter: xt_SECMARK: add new revision to fix structure layout
	drm/radeon: Fix off-by-one power_state index heap overwrite
	drm/radeon: Avoid power table parsing memory leaks
	khugepaged: fix wrong result value for trace_mm_collapse_huge_page_isolate()
	mm/hugeltb: handle the error case in hugetlb_fix_reserve_counts()
	mm/migrate.c: fix potential indeterminate pte entry in migrate_vma_insert_page()
	ksm: fix potential missing rmap_item for stable_node
	net: fix nla_strcmp to handle more then one trailing null character
	smc: disallow TCP_ULP in smc_setsockopt()
	netfilter: nfnetlink_osf: Fix a missing skb_header_pointer() NULL check
	can: m_can: m_can_tx_work_queue(): fix tx_skb race condition
	sched: Fix out-of-bound access in uclamp
	sched/fair: Fix unfairness caused by missing load decay
	kernel: kexec_file: fix error return code of kexec_calculate_store_digests()
	netfilter: nftables: avoid overflows in nft_hash_buckets()
	i40e: Fix use-after-free in i40e_client_subtask()
	i40e: fix the restart auto-negotiation after FEC modified
	i40e: Fix PHY type identifiers for 2.5G and 5G adapters
	ARC: entry: fix off-by-one error in syscall number validation
	ARC: mm: PAE: use 40-bit physical page mask
	powerpc/64s: Fix crashes when toggling stf barrier
	powerpc/64s: Fix crashes when toggling entry flush barrier
	hfsplus: prevent corruption in shrinking truncate
	squashfs: fix divide error in calculate_skip()
	userfaultfd: release page in error path to avoid BUG_ON
	mm/hugetlb: fix F_SEAL_FUTURE_WRITE
	drm/radeon/dpm: Disable sclk switching on Oland when two 4K 60Hz monitors are connected
	drm/i915: Avoid div-by-zero on gen2
	iio: proximity: pulsedlight: Fix rumtime PM imbalance on error
	usb: fotg210-hcd: Fix an error message
	hwmon: (occ) Fix poll rate limiting
	ACPI: scan: Fix a memory leak in an error handling path
	kyber: fix out of bounds access when preempted
	nbd: Fix NULL pointer in flush_workqueue
	blk-mq: Swap two calls in blk_mq_exit_queue()
	iomap: fix sub-page uptodate handling
	usb: dwc3: omap: improve extcon initialization
	usb: dwc3: pci: Enable usb2-gadget-lpm-disable for Intel Merrifield
	usb: xhci: Increase timeout for HC halt
	usb: dwc2: Fix gadget DMA unmap direction
	usb: core: hub: fix race condition about TRSMRCY of resume
	usb: dwc3: gadget: Return success always for kick transfer in ep queue
	xhci: Do not use GFP_KERNEL in (potentially) atomic context
	xhci: Add reset resume quirk for AMD xhci controller.
	iio: gyro: mpu3050: Fix reported temperature value
	iio: tsl2583: Fix division by a zero lux_val
	cdc-wdm: untangle a circular dependency between callback and softint
	KVM: x86: Cancel pvclock_gtod_work on module removal
	mm: fix struct page layout on 32-bit systems
	FDDI: defxx: Make MMIO the configuration default except for EISA
	MIPS: Reinstate platform `__div64_32' handler
	MIPS: Avoid DIVU in `__div64_32' is result would be zero
	MIPS: Avoid handcoded DIVU in `__div64_32' altogether
	thermal/core/fair share: Lock the thermal zone while looping over instances
	f2fs: fix error handling in f2fs_end_enable_verity()
	ARM: 9011/1: centralize phys-to-virt conversion of DT/ATAGS address
	ARM: 9012/1: move device tree mapping out of linear region
	ARM: 9020/1: mm: use correct section size macro to describe the FDT virtual address
	ARM: 9027/1: head.S: explicitly map DT even if it lives in the first physical section
	usb: typec: tcpm: Fix error while calculating PPS out values
	kobject_uevent: remove warning in init_uevent_argv()
	netfilter: conntrack: Make global sysctls readonly in non-init netns
	clk: exynos7: Mark aclk_fsys1_200 as critical
	nvme: do not try to reconfigure APST when the controller is not live
	ASoC: rsnd: check all BUSIF status when error
	Linux 5.4.120

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Iab57c5f8164542fa2a5bdc2c9a8f516ccfd67b5a
2021-05-19 10:41:47 +02:00
Bart Van Assche
3c1db90ae0 blk-mq: Swap two calls in blk_mq_exit_queue()
[ Upstream commit 630ef623ed26c18a457cdc070cf24014e50129c2 ]

If a tag set is shared across request queues (e.g. SCSI LUNs) then the
block layer core keeps track of the number of active request queues in
tags->active_queues. blk_mq_tag_busy() and blk_mq_tag_idle() update that
atomic counter if the hctx flag BLK_MQ_F_TAG_QUEUE_SHARED is set. Make
sure that blk_mq_exit_queue() calls blk_mq_tag_idle() before that flag is
cleared by blk_mq_del_queue_tag_set().

Cc: Christoph Hellwig <hch@infradead.org>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Hannes Reinecke <hare@suse.com>
Fixes: 0d2602ca30 ("blk-mq: improve support for shared tags maps")
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210513171529.7977-1-bvanassche@acm.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-05-19 10:08:30 +02:00
Omar Sandoval
0b6b4b90b7 kyber: fix out of bounds access when preempted
[ Upstream commit efed9a3337e341bd0989161b97453b52567bc59d ]

__blk_mq_sched_bio_merge() gets the ctx and hctx for the current CPU and
passes the hctx to ->bio_merge(). kyber_bio_merge() then gets the ctx
for the current CPU again and uses that to get the corresponding Kyber
context in the passed hctx. However, the thread may be preempted between
the two calls to blk_mq_get_ctx(), and the ctx returned the second time
may no longer correspond to the passed hctx. This "works" accidentally
most of the time, but it can cause us to read garbage if the second ctx
came from an hctx with more ctx's than the first one (i.e., if
ctx->index_hw[hctx->type] > hctx->nr_ctx).

This manifested as this UBSAN array index out of bounds error reported
by Jakub:

UBSAN: array-index-out-of-bounds in ../kernel/locking/qspinlock.c:130:9
index 13106 is out of range for type 'long unsigned int [128]'
Call Trace:
 dump_stack+0xa4/0xe5
 ubsan_epilogue+0x5/0x40
 __ubsan_handle_out_of_bounds.cold.13+0x2a/0x34
 queued_spin_lock_slowpath+0x476/0x480
 do_raw_spin_lock+0x1c2/0x1d0
 kyber_bio_merge+0x112/0x180
 blk_mq_submit_bio+0x1f5/0x1100
 submit_bio_noacct+0x7b0/0x870
 submit_bio+0xc2/0x3a0
 btrfs_map_bio+0x4f0/0x9d0
 btrfs_submit_data_bio+0x24e/0x310
 submit_one_bio+0x7f/0xb0
 submit_extent_page+0xc4/0x440
 __extent_writepage_io+0x2b8/0x5e0
 __extent_writepage+0x28d/0x6e0
 extent_write_cache_pages+0x4d7/0x7a0
 extent_writepages+0xa2/0x110
 do_writepages+0x8f/0x180
 __writeback_single_inode+0x99/0x7f0
 writeback_sb_inodes+0x34e/0x790
 __writeback_inodes_wb+0x9e/0x120
 wb_writeback+0x4d2/0x660
 wb_workfn+0x64d/0xa10
 process_one_work+0x53a/0xa80
 worker_thread+0x69/0x5b0
 kthread+0x20b/0x240
 ret_from_fork+0x1f/0x30

Only Kyber uses the hctx, so fix it by passing the request_queue to
->bio_merge() instead. BFQ and mq-deadline just use that, and Kyber can
map the queues itself to avoid the mismatch.

Fixes: a6088845c2 ("block: kyber: make kyber more friendly with merging")
Reported-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Omar Sandoval <osandov@fb.com>
Link: https://lore.kernel.org/r/c7598605401a48d5cfeadebb678abd10af22b83f.1620691329.git.osandov@fb.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-05-19 10:08:30 +02:00
Srinivasarao P
20eb9c4ec0 Merge android11-5.4.86+ (ccdcd30) into msm-5.4
* refs/heads/tmp-ccdcd30:
  ANDROID: Update the KMI for virtual platform modules
  ANDROID: ABI: Update symbol list for imx
  ANDROID: clang: update to 12.0.5
  FROMGIT: virt_wifi: Return micros for BSS TSF values
  ANDROID: android/OWNERS: drop gki-abi-approvers@
  ANDROID: Add OWNERS files referring to the respective android-mainline OWNERS

 Conflicts:
	build.config.common

Change-Id: I07e85e0e1c7716ba81317daf1e3274df931dd5b3
Signed-off-by: Srinivasarao P <spathi@codeaurora.org>
2021-05-03 00:23:07 +05:30
Srinivasarao P
b403cd66bd Merge android11-5.4.86+ (75c93eb) into msm-5.4
* refs/heads/tmp-75c93eb:
  Revert one chunk from 37432a83fa commit
  Revert "rpmsg: glink: Use complete_all for open states"
  ANDROID: Incremental fs: Fix selinux issues
  ANDROID: Incremental fs: Set credentials before reading/writing
  ANDROID: Incremental fs: Fix memory leak on closing file
  ANDROID: GKI: update Sony KMI symbol list
  ANDROID: ABI updates for db845c (enabling wifi)
  ANDROID: db845c_gki.fragment: Enable wifi on db845c w/ android-5.4
  UPSTREAM: arm64: dts: qcom: sdm845: Add APSS watchdog node
  UPSTREAM: arm64: dts: qcom: db845c: Move remoteproc firmware to sdm845
  UPSTREAM: ath10k: qmi: Sleep for a while before assigning MSA memory
  UPSTREAM: soc: qcom: qmi: Return EPROBE_DEFER if no address family
  ANDROID: ABI: Update allowed list for QCOM
  ANDROID: GKI: update Sony symbol list for texfat
  ANDROID: GKI: update KMI for db845c with idr_alloc_u32 added
  ANDROID: ABI: Update allowed list for QCOM
  ANDROID: ABI: update allowed list for QCOM
  Revert "media: v4l2-fwnode: Return -EINVAL for invalid bus-type"
  Revert "seq_buf: Avoid type mismatch for seq_buf_init"
  Linux 5.4.86
  x86/CPU/AMD: Save AMD NodeId as cpu_die_id
  Revert: "ring-buffer: Remove HAVE_64BIT_ALIGNED_ACCESS"
  rtc: ep93xx: Fix NULL pointer dereference in ep93xx_rtc_read_time
  regulator: axp20x: Fix DLDO2 voltage control register mask for AXP22x
  PCI: Fix pci_slot_release() NULL pointer dereference
  platform/x86: intel-vbtn: Allow switch events on Acer Switch Alpha 12
  libnvdimm/namespace: Fix reaping of invalidated block-window-namespace labels
  xenbus/xenbus_backend: Disallow pending watch messages
  xen/xenbus: Count pending messages for each watch
  xen/xenbus/xen_bus_type: Support will_handle watch callback
  xen/xenbus: Add 'will_handle' callback support in xenbus_watch_path()
  xen/xenbus: Allow watches discard events before queueing
  xen-blkback: set ring->xenblkd to NULL after kthread_stop()
  dma-buf/dma-resv: Respect num_fences when initializing the shared fence list.
  device-dax/core: Fix memory leak when rmmod dax.ko
  clk: tegra: Do not return 0 on failure
  clk: mvebu: a3700: fix the XTAL MODE pin to MPP1_9
  clk: ingenic: Fix divider calculation with div tables
  pinctrl: sunxi: Always call chained_irq_{enter, exit} in sunxi_pinctrl_irq_handler
  md/cluster: fix deadlock when node is doing resync job
  md/cluster: block reshape with remote resync job
  iio:adc:ti-ads124s08: Fix alignment and data leak issues.
  iio:adc:ti-ads124s08: Fix buffer being too long.
  iio:imu:bmi160: Fix too large a buffer.
  iio:pressure:mpl3115: Force alignment of buffer
  iio:magnetometer:mag3110: Fix alignment and data leak issues.
  iio:light:st_uvis25: Fix timestamp alignment and prevent data leak.
  iio:light:rpr0521: Fix timestamp alignment and prevent data leak.
  iio: adc: rockchip_saradc: fix missing clk_disable_unprepare() on error in rockchip_saradc_resume
  iio: buffer: Fix demux update
  scsi: lpfc: Re-fix use after free in lpfc_rq_buf_free()
  scsi: lpfc: Fix invalid sleeping context in lpfc_sli4_nvmet_alloc()
  scsi: qla2xxx: Fix crash during driver load on big endian machines
  mtd: rawnand: meson: fix meson_nfc_dma_buffer_release() arguments
  mtd: rawnand: qcom: Fix DMA sync on FLASH_STATUS register read
  mtd: parser: cmdline: Fix parsing of part-names with colons
  mtd: spinand: Fix OOB read
  soc: qcom: smp2p: Safely acquire spinlock without IRQs
  spi: atmel-quadspi: Fix AHB memory accesses
  spi: atmel-quadspi: Disable clock in probe error path
  spi: mt7621: Don't leak SPI master in probe error path
  spi: mt7621: Disable clock in probe error path
  spi: synquacer: Disable clock in probe error path
  spi: st-ssc4: Fix unbalanced pm_runtime_disable() in probe error path
  spi: sc18is602: Don't leak SPI master in probe error path
  spi: rb4xx: Don't leak SPI master in probe error path
  spi: pic32: Don't leak DMA channels in probe error path
  spi: mxic: Don't leak SPI master in probe error path
  spi: gpio: Don't leak SPI master in probe error path
  spi: fsl: fix use of spisel_boot signal on MPC8309
  spi: davinci: Fix use-after-free on unbind
  spi: atmel-quadspi: Fix use-after-free on unbind
  spi: spi-sh: Fix use-after-free on unbind
  spi: pxa2xx: Fix use-after-free on unbind
  drm/i915: Fix mismatch between misplaced vma check and vma insert
  drm/dp_aux_dev: check aux_dev before use in drm_dp_aux_dev_get_by_minor()
  drm/amd/display: Fix memory leaks in S3 resume
  platform/x86: mlx-platform: remove an unused variable
  jfs: Fix array index bounds check in dbAdjTree
  jffs2: Fix ignoring mounting options problem during remounting
  jffs2: Fix GC exit abnormally
  ubifs: wbuf: Don't leak kernel memory to flash
  SMB3: avoid confusing warning message on mount to Azure
  ceph: fix race in concurrent __ceph_remove_cap invocations
  um: Remove use of asprinf in umid.c
  ima: Don't modify file descriptor mode on the fly
  powerpc/powernv/memtrace: Fix crashing the kernel when enabling concurrently
  powerpc/powernv/memtrace: Don't leak kernel memory to user space
  powerpc/powernv/npu: Do not attempt NPU2 setup on POWER8NVL NPU
  powerpc/mm: Fix verification of MMU_FTR_TYPE_44x
  powerpc/8xx: Fix early debug when SMC1 is relocated
  powerpc/xmon: Change printk() to pr_cont()
  powerpc/feature: Add CPU_FTR_NOEXECUTE to G2_LE
  powerpc/rtas: Fix typo of ibm,open-errinjct in RTAS filter
  powerpc: Fix incorrect stw{, ux, u, x} instructions in __set_pte_at
  xprtrdma: Fix XDRBUF_SPARSE_PAGES support
  ARM: dts: at91: sama5d2: fix CAN message ram offset and size
  ARM: dts: pandaboard: fix pinmux for gpio user button of Pandaboard ES
  KVM: arm64: Introduce handling of AArch32 TTBCR2 traps
  ext4: fix deadlock with fs freezing and EA inodes
  ext4: fix a memory leak of ext4_free_data
  btrfs: trim: fix underflow in trim length to prevent access beyond device boundary
  btrfs: do not shorten unpin len for caching block groups
  USB: serial: keyspan_pda: fix write unthrottling
  USB: serial: keyspan_pda: fix tx-unthrottle use-after-free
  USB: serial: keyspan_pda: fix write-wakeup use-after-free
  USB: serial: keyspan_pda: fix stalled writes
  USB: serial: keyspan_pda: fix write deadlock
  USB: serial: keyspan_pda: fix dropped unthrottle interrupts
  USB: serial: digi_acceleport: fix write-wakeup deadlocks
  USB: serial: mos7720: fix parallel-port state restore
  cpuset: fix race between hotplug work and later CPU offline
  EDAC/amd64: Fix PCI component registration
  EDAC/i10nm: Use readl() to access MMIO registers
  crypto: arm/aes-ce - work around Cortex-A57/A72 silion errata
  crypto: ecdh - avoid unaligned accesses in ecdh_set_secret()
  powerpc/perf: Exclude kernel samples while counting events in user space.
  perf/x86/intel: Fix rtm_abort_event encoding on Ice Lake
  perf/x86/intel: Add event constraint for CYCLE_ACTIVITY.STALLS_MEM_ANY
  staging: comedi: mf6x4: Fix AI end-of-conversion detection
  ASoC: cx2072x: Fix doubly definitions of Playback and Capture streams
  binder: add flag to clear buffer on txn complete
  s390/dasd: fix list corruption of lcu list
  s390/dasd: fix list corruption of pavgroup group list
  s390/dasd: prevent inconsistent LCU device data
  s390/dasd: fix hanging device offline processing
  s390/kexec_file: fix diag308 subcode when loading crash kernel
  s390/smp: perform initial CPU reset also for SMT siblings
  ALSA: core: memalloc: add page alignment for iram
  ALSA: usb-audio: Disable sample read check if firmware doesn't give back
  ALSA: usb-audio: Add VID to support native DSD reproduction on FiiO devices
  ALSA: hda/realtek: Apply jack fixup for Quanta NL3
  ALSA: hda/realtek: Add quirk for MSI-GP73
  ALSA/hda: apply jack fixup for the Acer Veriton N4640G/N6640G/N2510G
  ALSA: pcm: oss: Fix a few more UBSAN fixes
  ALSA: hda/realtek - Add supported for more Lenovo ALC285 Headset Button
  ALSA: hda/realtek - Enable headset mic of ASUS Q524UQK with ALC255
  ALSA: hda/realtek - Enable headset mic of ASUS X430UN with ALC256
  ALSA: hda/realtek: make bass spk volume adjustable on a yoga laptop
  ALSA: hda/ca0132 - Fix AE-5 rear headphone pincfg.
  ALSA: hda: Fix regressions on clear and reconfig sysfs
  ACPI: PNP: compare the string length in the matching_id()
  Revert "ACPI / resources: Use AE_CTRL_TERMINATE to terminate resources walks"
  PM: ACPI: PCI: Drop acpi_pm_set_bridge_wakeup()
  ALSA: hda/ca0132 - Change Input Source enum strings.
  Input: cyapa_gen6 - fix out-of-bounds stack access
  media: ipu3-cio2: Make the field on subdev format V4L2_FIELD_NONE
  media: ipu3-cio2: Validate mbus format in setting subdev format
  media: ipu3-cio2: Serialise access to pad format
  media: ipu3-cio2: Return actual subdev format
  media: ipu3-cio2: Remove traces of returned buffers
  media: netup_unidvb: Don't leak SPI master in probe error path
  media: sunxi-cir: ensure IR is handled when it is continuous
  media: gspca: Fix memory leak in probe
  vfio/pci/nvlink2: Do not attempt NPU2 setup on POWER8NVL NPU
  Input: goodix - add upside-down quirk for Teclast X98 Pro tablet
  initramfs: fix clang build failure
  Input: cros_ec_keyb - send 'scancodes' in addition to key events
  drm/amdkfd: Fix leak in dmabuf import
  drm/amd/display: Prevent bandwidth overflow
  lwt: Disable BH too in run_lwt_bpf()
  fix namespaced fscaps when !CONFIG_SECURITY
  cfg80211: initialize rekey_data
  ARM: sunxi: Add machine match for the Allwinner V3 SoC
  perf probe: Fix memory leak when synthesizing SDT probes
  kconfig: fix return value of do_error_if()
  clk: sunxi-ng: Make sure divider tables have sentinel
  clk: s2mps11: Fix a resource leak in error handling paths in the probe function
  clk: at91: sam9x60: remove atmel,osc-bypass support
  virtio_ring: Fix two use after free bugs
  virtio_net: Fix error code in probe()
  virtio_ring: Cut and paste bugs in vring_create_virtqueue_packed()
  qlcnic: Fix error code in probe
  perf record: Fix memory leak when using '--user-regs=?' to list registers
  pwm: lp3943: Dynamically allocate PWM chip base
  pwm: zx: Add missing cleanup in error path
  clk: ti: Fix memleak in ti_fapll_synth_setup
  watchdog: coh901327: add COMMON_CLK dependency
  watchdog: qcom: Avoid context switch in restart handler
  libnvdimm/label: Return -ENXIO for no slot in __blk_label_update
  net: korina: fix return value
  net: allwinner: Fix some resources leak in the error handling path of the probe and in the remove function
  net: bcmgenet: Fix a resource leak in an error handling path in the probe functin
  lan743x: fix rx_napi_poll/interrupt ping-pong
  checkpatch: fix unescaped left brace
  mm: don't wake kswapd prematurely when watermark boosting is disabled
  sparc: fix handling of page table constructor failure
  powerpc/ps3: use dma_mapping_error()
  nfc: s3fwrn5: Release the nfc firmware
  RDMA/cma: Don't overwrite sgid_attr after device is released
  sunrpc: fix xs_read_xdr_buf for partial pages receive
  um: chan_xterm: Fix fd leak
  um: tty: Fix handling of close in tty lines
  um: Monitor error events in IRQ controller
  ubifs: Fix error return code in ubifs_init_authentication()
  watchdog: Fix potential dereferencing of null pointer
  watchdog: sprd: check busy bit before new loading rather than after that
  watchdog: sprd: remove watchdog disable from resume fail path
  watchdog: sirfsoc: Add missing dependency on HAS_IOMEM
  watchdog: armada_37xx: Add missing dependency on HAS_IOMEM
  irqchip/alpine-msi: Fix freeing of interrupts on allocation error path
  ASoC: wm_adsp: remove "ctl" from list on error in wm_adsp_create_control()
  mac80211: don't set set TDLS STA bandwidth wider than possible
  crypto: atmel-i2c - select CONFIG_BITREVERSE
  extcon: max77693: Fix modalias string
  mtd: rawnand: gpmi: Fix the random DMA timeout issue
  mtd: rawnand: meson: Fix a resource leak in init
  mtd: rawnand: gpmi: fix reference count leak in gpmi ops
  clk: tegra: Fix duplicated SE clock entry
  remoteproc: qcom: Fix potential NULL dereference in adsp_init_mmio()
  remoteproc: qcom: fix reference leak in adsp_start
  remoteproc: q6v5-mss: fix error handling in q6v5_pds_enable
  RDMA/core: Do not indicate device ready when device enablement fails
  can: m_can: m_can_config_endisable(): remove double clearing of clock stop request bit
  erofs: avoid using generic_block_bmap
  iwlwifi: mvm: hook up missing RX handlers
  s390/cio: fix use-after-free in ccw_device_destroy_console
  bus: fsl-mc: fix error return code in fsl_mc_object_allocate()
  platform/chrome: cros_ec_spi: Don't overwrite spi::mode
  x86/kprobes: Restore BTF if the single-stepping is cancelled
  nfs_common: need lock during iterate through the list
  nfsd: Fix message level for normal termination
  speakup: fix uninitialized flush_lock
  usb: oxu210hp-hcd: Fix memory leak in oxu_create
  usb: ehci-omap: Fix PM disable depth umbalance in ehci_hcd_omap_probe
  powerpc/mm: sanity_check_fault() should work for all, not only BOOK3S
  ASoC: amd: change clk_get() to devm_clk_get() and add missed checks
  drm/mediatek: avoid dereferencing a null hdmi_phy on an error message
  powerpc/pseries/hibernation: remove redundant cacheinfo update
  powerpc/pseries/hibernation: drop pseries_suspend_begin() from suspend ops
  platform/x86: mlx-platform: Fix item counter assignment for MSN2700, MSN24xx systems
  scsi: fnic: Fix error return code in fnic_probe()
  seq_buf: Avoid type mismatch for seq_buf_init
  scsi: pm80xx: Fix error return in pm8001_pci_probe()
  scsi: qedi: Fix missing destroy_workqueue() on error in __qedi_probe
  arm64: dts: meson: g12a: x96-max: fix PHY deassert timing requirements
  ARM: dts: meson: fix PHY deassert timing requirements
  arm64: dts: meson: fix PHY deassert timing requirements
  Bluetooth: btmtksdio: Add the missed release_firmware() in mtk_setup_firmware()
  Bluetooth: btusb: Add the missed release_firmware() in btusb_mtk_setup_firmware()
  cpufreq: scpi: Add missing MODULE_ALIAS
  cpufreq: loongson1: Add missing MODULE_ALIAS
  cpufreq: sun50i: Add missing MODULE_DEVICE_TABLE
  cpufreq: st: Add missing MODULE_DEVICE_TABLE
  cpufreq: qcom: Add missing MODULE_DEVICE_TABLE
  cpufreq: mediatek: Add missing MODULE_DEVICE_TABLE
  cpufreq: highbank: Add missing MODULE_DEVICE_TABLE
  cpufreq: ap806: Add missing MODULE_DEVICE_TABLE
  clocksource/drivers/arm_arch_timer: Correct fault programming of CNTKCTL_EL1.EVNTI
  clocksource/drivers/arm_arch_timer: Use stable count reader in erratum sne
  phy: renesas: rcar-gen3-usb2: disable runtime pm in case of failure
  dm ioctl: fix error return code in target_message
  ASoC: jz4740-i2s: add missed checks for clk_get()
  net/mlx5: Properly convey driver version to firmware
  MIPS: Don't round up kernel sections size for memblock_add()
  memstick: r592: Fix error return in r592_probe()
  arm64: dts: rockchip: Fix UART pull-ups on rk3328
  pinctrl: falcon: add missing put_device() call in pinctrl_falcon_probe()
  bpf: Fix bpf_put_raw_tracepoint()'s use of __module_address()
  ARM: dts: at91: sama5d2: map securam as device
  iio: hrtimer-trigger: Mark hrtimer to expire in hard interrupt context
  clocksource/drivers/cadence_ttc: Fix memory leak in ttc_setup_clockevent()
  clocksource/drivers/orion: Add missing clk_disable_unprepare() on error path
  powerpc/64: Fix an EMIT_BUG_ENTRY in head_64.S
  powerpc/perf: Fix crash with is_sier_available when pmu is not set
  media: saa7146: fix array overflow in vidioc_s_audio()
  hwmon: (ina3221) Fix PM usage counter unbalance in ina3221_write_enable
  vfio-pci: Use io_remap_pfn_range() for PCI IO memory
  selftests/seccomp: Update kernel config
  NFS: switch nfsiod to be an UNBOUND workqueue.
  lockd: don't use interval-based rebinding over TCP
  net: sunrpc: Fix 'snprintf' return value check in 'do_xprt_debugfs'
  NFSv4: Fix the alignment of page data in the getdeviceinfo reply
  SUNRPC: xprt_load_transport() needs to support the netid "rdma6"
  NFSv4.2: condition READDIR's mask for security label based on LSM state
  SUNRPC: rpc_wake_up() should wake up tasks in the correct order
  ath10k: Release some resources in an error handling path
  ath10k: Fix an error handling path
  ath10k: Fix the parsing error in service available event
  platform/x86: dell-smbios-base: Fix error return code in dell_smbios_init
  ARM: dts: at91: at91sam9rl: fix ADC triggers
  soc: amlogic: canvas: add missing put_device() call in meson_canvas_get()
  arm64: dts: meson-sm1: fix typo in opp table
  arm64: dts: meson: fix spi-max-frequency on Khadas VIM2
  PCI: iproc: Fix out-of-bound array accesses
  PCI: Fix overflow in command-line resource alignment requests
  PCI: Bounds-check command-line resource alignment requests
  arm64: dts: qcom: c630: Polish i2c-hid devices
  arm64: dts: ls1028a: fix ENETC PTP clock input
  genirq/irqdomain: Don't try to free an interrupt that has no mapping
  power: supply: bq24190_charger: fix reference leak
  power: supply: axp288_charger: Fix HP Pavilion x2 10 DMI matching
  arm64: dts: rockchip: Set dr_mode to "host" for OTG on rk3328-roc-cc
  arm64: dts: armada-3720-turris-mox: update ethernet-phy handle name
  ARM: dts: Remove non-existent i2c1 from 98dx3236
  HSI: omap_ssi: Don't jump to free ID in ssi_add_controller()
  slimbus: qcom-ngd-ctrl: Avoid sending power requests without QMI
  media: max2175: fix max2175_set_csm_mode() error code
  mips: cdmm: fix use-after-free in mips_cdmm_bus_discover
  media: imx214: Fix stop streaming
  samples: bpf: Fix lwt_len_hist reusing previous BPF map
  platform/x86: mlx-platform: Remove PSU EEPROM from MSN274x platform configuration
  platform/x86: mlx-platform: Remove PSU EEPROM from default platform configuration
  media: siano: fix memory leak of debugfs members in smsdvb_hotplug
  arm64: tegra: Fix DT binding for IO High Voltage entry
  dmaengine: mv_xor_v2: Fix error return code in mv_xor_v2_probe()
  cw1200: fix missing destroy_workqueue() on error in cw1200_init_common
  rsi: fix error return code in rsi_reset_card()
  qtnfmac: fix error return code in qtnf_pcie_probe()
  orinoco: Move context allocation after processing the skb
  mmc: pxamci: Fix error return code in pxamci_probe
  ARM: dts: at91: sama5d3_xplained: add pincontrol for USB Host
  ARM: dts: at91: sama5d4_xplained: add pincontrol for USB Host
  memstick: fix a double-free bug in memstick_check
  RDMA/cxgb4: Validate the number of CQEs
  clk: meson: Kconfig: fix dependency for G12A
  Input: omap4-keypad - fix runtime PM error handling
  drivers: soc: ti: knav_qmss_queue: Fix error return code in knav_queue_probe
  soc: ti: Fix reference imbalance in knav_dma_probe
  soc: ti: knav_qmss: fix reference leak in knav_queue_probe
  spi: fix resource leak for drivers without .remove callback
  crypto: omap-aes - Fix PM disable depth imbalance in omap_aes_probe
  crypto: crypto4xx - Replace bitwise OR with logical OR in crypto4xx_build_pd
  EDAC/mce_amd: Use struct cpuinfo_x86.cpu_die_id for AMD NodeId
  powerpc/feature: Fix CPU_FTRS_ALWAYS by removing CPU_FTRS_GENERIC_32
  powerpc: Avoid broken GCC __attribute__((optimize))
  selftests/bpf: Fix broken riscv build
  spi: mxs: fix reference leak in mxs_spi_probe
  usb/max3421: fix return error code in max3421_probe()
  Input: ads7846 - fix unaligned access on 7845
  Input: ads7846 - fix integer overflow on Rt calculation
  Input: ads7846 - fix race that causes missing releases
  drm/omap: dmm_tiler: fix return error code in omap_dmm_probe()
  video: fbdev: atmel_lcdfb: fix return error code in atmel_lcdfb_of_init()
  media: solo6x10: fix missing snd_card_free in error handling case
  scsi: core: Fix VPD LUN ID designator priorities
  ASoC: meson: fix COMPILE_TEST error
  media: v4l2-fwnode: Return -EINVAL for invalid bus-type
  media: mtk-vcodec: add missing put_device() call in mtk_vcodec_init_enc_pm()
  media: mtk-vcodec: add missing put_device() call in mtk_vcodec_release_dec_pm()
  media: mtk-vcodec: add missing put_device() call in mtk_vcodec_init_dec_pm()
  media: tm6000: Fix sizeof() mismatches
  staging: gasket: interrupt: fix the missed eventfd_ctx_put() in gasket_interrupt.c
  staging: greybus: codecs: Fix reference counter leak in error handling
  crypto: qat - fix status check in qat_hal_put_rel_rd_xfer()
  MIPS: BCM47XX: fix kconfig dependency bug for BCM47XX_BCMA
  RDMa/mthca: Work around -Wenum-conversion warning
  ASoC: arizona: Fix a wrong free in wm8997_probe
  spi: sprd: fix reference leak in sprd_spi_remove
  ASoC: wm8998: Fix PM disable depth imbalance on error
  selftest/bpf: Add missed ip6ip6 test back
  mwifiex: fix mwifiex_shutdown_sw() causing sw reset failure
  spi: bcm63xx-hsspi: fix missing clk_disable_unprepare() on error in bcm63xx_hsspi_resume
  spi: tegra114: fix reference leak in tegra spi ops
  spi: tegra20-sflash: fix reference leak in tegra_sflash_resume
  spi: tegra20-slink: fix reference leak in slink ops of tegra20
  spi: mt7621: fix missing clk_disable_unprepare() on error in mt7621_spi_probe
  spi: spi-ti-qspi: fix reference leak in ti_qspi_setup
  Bluetooth: hci_h5: fix memory leak in h5_close
  Bluetooth: Fix null pointer dereference in hci_event_packet()
  arm64: dts: exynos: Correct psci compatible used on Exynos7
  arm64: dts: exynos: Include common syscon restart/poweroff for Exynos7
  brcmfmac: Fix memory leak for unpaired brcmf_{alloc/free}
  spi: stm32: fix reference leak in stm32_spi_resume
  selinux: fix inode_doinit_with_dentry() LABEL_INVALID error handling
  ASoC: pcm: DRAIN support reactivation
  spi: spi-mem: fix reference leak in spi_mem_access_start
  drm/msm/dsi_pll_10nm: restore VCO rate during restore_state
  f2fs: call f2fs_get_meta_page_retry for nat page
  spi: img-spfi: fix reference leak in img_spfi_resume
  powerpc/64: Set up a kernel stack for secondaries before cpu_restore()
  drm/amdgpu: fix build_coefficients() argument
  ARM: dts: aspeed: tiogapass: Remove vuart
  ASoC: sun4i-i2s: Fix lrck_period computation for I2S justified mode
  crypto: inside-secure - Fix sizeof() mismatch
  crypto: talitos - Fix return type of current_desc_hdr()
  crypto: talitos - Endianess in current_desc_hdr()
  drm/amdgpu: fix incorrect enum type
  sched: Reenable interrupts in do_sched_yield()
  sched/deadline: Fix sched_dl_global_validate()
  x86/apic: Fix x2apic enablement without interrupt remapping
  ARM: p2v: fix handling of LPAE translation in BE mode
  x86/mm/ident_map: Check for errors from ident_pud_init()
  RDMA/rxe: Compute PSN windows correctly
  ARM: dts: aspeed: s2600wf: Fix VGA memory region location
  selinux: fix error initialization in inode_doinit_with_dentry()
  rtc: pcf2127: fix pcf2127_nvmem_read/write() returns
  RDMA/bnxt_re: Set queue pair state when being queried
  Revert "i2c: i2c-qcom-geni: Fix DMA transfer race"
  soc: qcom: geni: More properly switch to DMA mode
  soc: mediatek: Check if power domains can be powered on at boot time
  soc: renesas: rmobile-sysc: Fix some leaks in rmobile_init_pm_domains()
  arm64: dts: renesas: cat875: Remove rxc-skew-ps from ethernet-phy node
  arm64: dts: renesas: hihope-rzg2-ex: Drop rxc-skew-ps from ethernet-phy node
  drm/tve200: Fix handling of platform_get_irq() error
  drm/mcde: Fix handling of platform_get_irq() error
  drm/aspeed: Fix Kconfig warning & subsequent build errors
  drm/gma500: fix double free of gma_connector
  md: fix a warning caused by a race between concurrent md_ioctl()s
  crypto: af_alg - avoid undefined behavior accessing salg_name
  media: msi2500: assign SPI bus number dynamically
  quota: Sanity-check quota file headers on load
  Bluetooth: Fix slab-out-of-bounds read in hci_le_direct_adv_report_evt()
  serial_core: Check for port state when tty is in error state
  HID: i2c-hid: add Vero K147 to descriptor override
  scsi: megaraid_sas: Check user-provided offsets
  coresight: etb10: Fix possible NULL ptr dereference in etb_enable_perf()
  coresight: tmc-etr: Fix barrier packet insertion for perf buffer
  coresight: tmc-etr: Check if page is valid before dma_map_page()
  coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()
  ARM: dts: exynos: fix USB 3.0 pins supply being turned off on Odroid XU
  ARM: dts: exynos: fix USB 3.0 VBUS control and over-current pins on Exynos5410
  ARM: dts: exynos: fix roles of USB 3.0 ports on Odroid XU
  usb: chipidea: ci_hdrc_imx: Pass DISABLE_DEVICE_STREAMING flag to imx6ul
  USB: gadget: f_rndis: fix bitrate for SuperSpeed and above
  usb: gadget: f_fs: Re-use SS descriptors for SuperSpeedPlus
  USB: gadget: f_midi: setup SuperSpeed Plus descriptors
  USB: gadget: f_acm: add support for SuperSpeed Plus
  USB: serial: option: add interface-number sanity check to flag handling
  usb: mtu3: fix memory corruption in mtu3_debugfs_regset()
  soc/tegra: fuse: Fix index bug in get_process_id
  kbuild: avoid split lines in .mod files
  perf/x86/intel: Check PEBS status correctly
  drm/amd/display: Init clock value by current vbios CLKs
  iwlwifi: pcie: add one missing entry for AX210
  dm table: Remove BUG_ON(in_interrupt())
  scsi: mpt3sas: Increase IOCInit request timeout to 30s
  vxlan: Copy needed_tailroom from lowerdev
  vxlan: Add needed_headroom for lower device
  arm64: syscall: exit userspace before unmasking exceptions
  habanalabs: put devices before driver removal
  drm/tegra: sor: Disable clocks on error in tegra_sor_init()
  kernel/cpu: add arch override for clear_tasks_mm_cpumask() mm handling
  drm/tegra: replace idr_init() by idr_init_base()
  net: mvpp2: add mvpp2_phylink_to_port() helper
  selftests: fix poll error in udpgro.sh
  ixgbe: avoid premature Rx buffer reuse
  i40e: avoid premature Rx buffer reuse
  i40e: optimise prefetch page refcount
  i40e: Refactor rx_bi accesses
  RDMA/cm: Fix an attempt to use non-valid pointer when cleaning timewait
  selftests/bpf/test_offload.py: Reset ethtool features after failed setting
  netfilter: nft_ct: Remove confirmation check for NFT_CT_ID
  gpio: eic-sprd: break loop when getting NULL device resource
  Revert "gpio: eic-sprd: Use devm_platform_ioremap_resource()"
  afs: Fix memory leak when mounting with multiple source parameters
  netfilter: nft_dynset: fix timeouts later than 23 days
  netfilter: nft_compat: make sure xtables destructors have run
  netfilter: x_tables: Switch synchronization to RCU
  pinctrl: aspeed: Fix GPIO requests on pass-through banks
  blk-mq: In blk_mq_dispatch_rq_list() "no budget" is a reason to kick
  block: factor out requeue handling from dispatch code
  block: Simplify REQ_OP_ZONE_RESET_ALL handling
  clk: renesas: r9a06g032: Drop __packed for portability
  can: softing: softing_netdev_open(): fix error handling
  xsk: Replace datagram_poll by sock_poll_wait
  xsk: Fix xsk_poll()'s return type
  scsi: bnx2i: Requires MMU
  gpio: mvebu: fix potential user-after-free on probe
  gpio: zynq: fix reference leak in zynq_gpio functions
  PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter
  ARM: dts: imx6qdl-kontron-samx6i: fix I2C_PM scl pin
  ARM: dts: imx6qdl-wandboard-revd1: Remove PAD_GPIO_6 from enetgrp
  ARM: dts: sun7i: pcduino3-nano: enable RGMII RX/TX delay on PHY
  ARM: dts: sun8i: v3s: fix GIC node memory range
  pinctrl: baytrail: Avoid clearing debounce value when turning it off
  pinctrl: merrifield: Set default bias in case no particular value given
  ARM: dts: sun8i: v40: bananapi-m2-berry: Fix ethernet node
  ARM: dts: sun8i: r40: bananapi-m2-berry: Fix dcdc1 regulator
  ARM: dts: sun7i: bananapi: Enable RGMII RX/TX delay on Ethernet PHY
  Linux 5.4.85
  x86/resctrl: Fix incorrect local bandwidth when mba_sc is enabled
  x86/resctrl: Remove unused struct mbm_state::chunks_bw
  membarrier: Explicitly sync remote cores when SYNC_CORE is requested
  Revert "selftests/ftrace: check for do_sys_openat2 in user-memory test"
  KVM: mmu: Fix SPTE encoding of MMIO generation upper half
  serial: 8250_omap: Avoid FIFO corruption caused by MDR1 access
  ALSA: pcm: oss: Fix potential out-of-bounds shift
  USB: sisusbvga: Make console support depend on BROKEN
  USB: UAS: introduce a quirk to set no_write_same
  xhci-pci: Allow host runtime PM as default for Intel Alpine Ridge LP
  xhci: Give USB2 ports time to enter U3 in bus suspend
  ALSA: usb-audio: Fix control 'access overflow' errors from chmap
  ALSA: usb-audio: Fix potential out-of-bounds shift
  USB: add RESET_RESUME quirk for Snapscan 1212
  USB: dummy-hcd: Fix uninitialized array use in init()
  ktest.pl: If size of log is too big to email, email error message
  net: stmmac: delete the eee_ctrl_timer after napi disabled
  net: stmmac: dwmac-meson8b: fix mask definition of the m250_sel mux
  net: ll_temac: Fix potential NULL dereference in temac_probe()
  net/mlx4_en: Handle TX error CQE
  lan743x: fix for potential NULL pointer dereference with bare card
  net/mlx4_en: Avoid scheduling restart task if it is already running
  tcp: fix cwnd-limited bug for TSO deferral where we send nothing
  tcp: select sane initial rcvq_space.space for big MSS
  net: stmmac: free tx skb buffer in stmmac_resume()
  bridge: Fix a deadlock when enabling multicast snooping
  enetc: Fix reporting of h/w packet counters
  udp: fix the proto value passed to ip_protocol_deliver_rcu for the segments
  net: hns3: remove a misused pragma packed
  vrf: packets with lladdr src needs dst at input with orig_iif when needs strict
  net: bridge: vlan: fix error return code in __vlan_add()
  mac80211: mesh: fix mesh_pathtbl_init() error path
  ipv4: fix error return code in rtm_to_fib_config()
  ptrace: Prevent kernel-infoleak in ptrace_get_syscall_info()
  Linux 5.4.84
  compiler.h: fix barrier_data() on clang
  mm/zsmalloc.c: drop ZSMALLOC_PGTABLE_MAPPING
  x86/apic/vector: Fix ordering in vector assignment
  x86/membarrier: Get rid of a dubious optimization
  x86/mm/mem_encrypt: Fix definition of PMD_FLAGS_DEC_WP
  scsi: be2iscsi: Revert "Fix a theoretical leak in beiscsi_create_eqs()"
  proc: use untagged_addr() for pagemap_read addresses
  kbuild: avoid static_assert for genksyms
  drm/i915/display/dp: Compute the correct slice count for VDSC on DP
  mmc: block: Fixup condition for CMD13 polling for RPMB requests
  pinctrl: amd: remove debounce filter setting in IRQ type setting
  Input: i8042 - add Acer laptops to the i8042 reset list
  Input: cm109 - do not stomp on control URB
  ktest.pl: Fix incorrect reboot for grub2bls
  can: m_can: m_can_dev_setup(): add support for bosch mcan version 3.3.0
  platform/x86: touchscreen_dmi: Add info for the Irbis TW118 tablet
  platform/x86: intel-vbtn: Support for tablet mode on HP Pavilion 13 x360 PC
  platform/x86: acer-wmi: add automatic keyboard background light toggle key as KEY_LIGHTS_TOGGLE
  platform/x86: thinkpad_acpi: Add BAT1 is primary battery quirk for Thinkpad Yoga 11e 4th gen
  platform/x86: thinkpad_acpi: Do not report SW_TABLET_MODE on Yoga 11e
  arm64: tegra: Disable the ACONNECT for Jetson TX2
  soc: fsl: dpio: Get the cpumask through cpumask_of(cpu)
  spi: spi-nxp-fspi: fix fspi panic by unexpected interrupts
  irqchip/gic-v3-its: Unconditionally save/restore the ITS state on suspend
  ibmvnic: skip tx timeout reset while in resetting
  interconnect: qcom: qcs404: Remove GPU and display RPM IDs
  scsi: ufs: Make sure clk scaling happens only when HBA is runtime ACTIVE
  ARC: stack unwinding: don't assume non-current task is sleeping
  arm64: dts: broadcom: clear the warnings caused by empty dma-ranges
  powerpc: Drop -me200 addition to build flags
  iwlwifi: mvm: fix kernel panic in case of assert during CSA
  iwlwifi: pcie: set LTR to avoid completion timeout
  arm64: dts: rockchip: Assign a fixed index to mmc devices on rk3399 boards.
  iwlwifi: pcie: limit memory read spin time
  x86/lib: Change .weak to SYM_FUNC_START_WEAK for arch/x86/lib/mem*_64.S
  Kbuild: do not emit debug info for assembly with LLVM_IAS=1
  ANDROID: GKI: bring back irq_create_mapping()
  Linux 5.4.83
  Revert "geneve: pull IP header before ECN decapsulation"
  x86/insn-eval: Use new for_each_insn_prefix() macro to loop over prefixes bytes
  netfilter: nftables_offload: set address type in control dissector
  netfilter: nf_tables: avoid false-postive lockdep splat
  Input: i8042 - fix error return code in i8042_setup_aux()
  dm writecache: remove BUG() and fail gracefully instead
  i2c: qup: Fix error return code in qup_i2c_bam_schedule_desc()
  rtw88: debug: Fix uninitialized memory in debugfs code
  ASoC: wm_adsp: fix error return code in wm_adsp_load()
  tipc: fix a deadlock when flushing scheduled work
  netfilter: ipset: prevent uninit-value in hash_ip6_add
  gfs2: check for empty rgrp tree in gfs2_ri_update
  can: af_can: can_rx_unregister(): remove WARN() statement from list operation sanity check
  lib/syscall: fix syscall registers retrieval on 32-bit platforms
  tracing: Fix userstacktrace option for instances
  iommu/amd: Set DTE[IntTabLen] to represent 512 IRTEs
  spi: bcm2835: Release the DMA channel if probe fails after dma_init
  i2c: imx: Check for I2SR_IAL after every byte
  i2c: imx: Fix reset of I2SR_IAL flag
  speakup: Reject setting the speakup line discipline outside of speakup
  mm/swapfile: do not sleep with a spin lock held
  mm: list_lru: set shrinker map bit when child nr_items is not zero
  coredump: fix core_pattern parse error
  x86/uprobes: Do not use prefixes.nbytes when looping over prefixes.bytes
  dm: remove invalid sparse __acquires and __releases annotations
  dm: fix bug with RCU locking in dm_blk_report_zones
  powerpc/pseries: Pass MSI affinity to irq_create_mapping()
  genirq/irqdomain: Add an irq_create_mapping_affinity() function
  powerpc/64s/powernv: Fix memory corruption when saving SLB entries on MCE
  dm writecache: fix the maximum number of arguments
  scsi: mpt3sas: Fix ioctl timeout
  drm/i915/gt: Program mocs:63 for cache eviction on gen9
  thunderbolt: Fix use-after-free in remove_unplugged_switch()
  i2c: imx: Don't generate STOP condition if arbitration has been lost
  cifs: fix potential use-after-free in cifs_echo_request()
  cifs: allow syscalls to be restarted in __smb_send_rqst()
  ftrace: Fix updating FTRACE_FL_TRAMP
  ALSA: hda/generic: Add option to enforce preferred_dacs pairs
  ALSA: hda/realtek - Add new codec supported for ALC897
  ALSA: hda/realtek: Enable headset of ASUS UX482EG & B9400CEA with ALC294
  ALSA: hda/realtek: Add mute LED quirk to yet another HP x360 model
  ALSA: hda/realtek: Fix bass speaker DAC assignment on Asus Zephyrus G14
  tty: Fix ->session locking
  tty: Fix ->pgrp locking in tiocspgrp()
  USB: serial: option: fix Quectel BG96 matching
  USB: serial: option: add support for Thales Cinterion EXS82
  USB: serial: option: add Fibocom NL668 variants
  USB: serial: ch341: sort device-id entries
  USB: serial: ch341: add new Product ID for CH341A
  USB: serial: kl5kusb105: fix memleak on open
  usb: gadget: f_fs: Use local copy of descriptors for userspace copy
  Partially revert bpf: Zero-fill re-used per-cpu map element
  pinctrl: baytrail: Fix pin being driven low for a while on gpiod_get(..., GPIOD_OUT_HIGH)
  pinctrl: baytrail: Replace WARN with dev_info_once when setting direct-irq pin to output
  Linux 5.4.82
  RDMA/i40iw: Address an mmap handler exploit in i40iw
  tracing: Remove WARN_ON in start_thread()
  Input: i8042 - add ByteSpeed touchpad to noloop table
  Input: xpad - support Ardwiino Controllers
  ALSA: usb-audio: US16x08: fix value count for level meters
  net/mlx5: Fix wrong address reclaim when command interface is down
  net/mlx5: DR, Proper handling of unsupported Connect-X6DX SW steering
  net/sched: act_mpls: ensure LSE is pullable before reading it
  net: openvswitch: ensure LSE is pullable before reading it
  net: skbuff: ensure LSE is pullable before decrementing the MPLS ttl
  net: mvpp2: Fix error return code in mvpp2_open()
  chelsio/chtls: fix a double free in chtls_setkey()
  vxlan: fix error return code in __vxlan_dev_create()
  net: pasemi: fix error return code in pasemi_mac_open()
  cxgb3: fix error return code in t3_sge_alloc_qset()
  net/x25: prevent a couple of overflows
  net: ip6_gre: set dev->hard_header_len when using header_ops
  geneve: pull IP header before ECN decapsulation
  inet_ecn: Fix endianness of checksum update when setting ECT(1)
  ibmvnic: Fix TX completion error handling
  ibmvnic: Ensure that SCRQ entry reads are correctly ordered
  chelsio/chtls: fix panic during unload reload chtls
  dt-bindings: net: correct interrupt flags in examples
  ipv4: Fix tos mask in inet_rtm_getroute()
  netfilter: bridge: reset skb->pkt_type after NF_INET_POST_ROUTING traversal
  sched/fair: Fix unthrottle_cfs_rq() for leaf_cfs_rq list
  ima: extend boot_aggregate with kernel measurements
  staging/octeon: fix up merge error
  bonding: wait for sysfs kobject destruction before freeing struct slave
  usbnet: ipheth: fix connectivity with iOS 14
  tun: honor IOCB_NOWAIT flag
  tcp: Set INET_ECN_xmit configuration in tcp_reinit_congestion_control
  sock: set sk_err to ee_errno on dequeue from errq
  rose: Fix Null pointer dereference in rose_send_frame()
  net/tls: Protect from calling tls_dev_del for TLS RX twice
  net/tls: missing received data after fast remote close
  net/af_iucv: set correct sk_protocol for child sockets
  ipv6: addrlabel: fix possible memory leak in ip6addrlbl_net_init
  devlink: Hold rtnl lock while reading netdev attributes
  Linux 5.4.81
  ASoC: Intel: Skylake: Automatic DMIC format configuration according to information from NHLT
  ASoC: Intel: Multiple I/O PCM format support for pipe
  ASoC: Intel: Skylake: Await purge request ack on CNL
  ASoC: Intel: Allow for ROM init retry on CNL platforms
  ASoC: Intel: Skylake: Shield against no-NHLT configurations
  ASoC: Intel: Skylake: Enable codec wakeup during chip init
  ASoC: Intel: Skylake: Select hda configuration permissively
  ASoC: Intel: Skylake: Remove superfluous chip initialization
  USB: core: Fix regression in Hercules audio card
  x86/resctrl: Add necessary kernfs_put() calls to prevent refcount leak
  x86/resctrl: Remove superfluous kernfs_get() calls to prevent refcount leak
  x86/speculation: Fix prctl() when spectre_v2_user={seccomp,prctl},ibpb
  x86/mce: Do not overwrite no_way_out if mce_end() fails
  irqchip/exiu: Fix the index of fwspec for IRQ type
  usb: gadget: Fix memleak in gadgetfs_fill_super
  USB: quirks: Add USB_QUIRK_DISCONNECT_SUSPEND quirk for Lenovo A630Z TIO built-in usb-audio card
  usb: gadget: f_midi: Fix memleak in f_midi_alloc
  USB: core: Change %pK for __user pointers to %px
  spi: bcm2835aux: Restore err assignment in bcm2835aux_spi_probe
  perf probe: Fix to die_entrypc() returns error correctly
  perf stat: Use proper cpu for shadow stats
  can: m_can: fix nominal bitiming tseg2 min for version >= 3.1
  can: m_can: m_can_open(): remove IRQF_TRIGGER_FALLING from request_threaded_irq()'s flags
  RDMA/hns: Bugfix for memory window mtpt configuration
  RDMA/hns: Fix retry_cnt and rnr_cnt when querying QP
  platform/x86: toshiba_acpi: Fix the wrong variable assignment
  platform/x86: thinkpad_acpi: Send tablet mode switch at wakeup time
  can: gs_usb: fix endianess problem with candleLight firmware
  efi: EFI_EARLYCON should depend on EFI
  efivarfs: revert "fix memory leak in efivarfs_create()"
  arm64: tegra: Wrong AON HSP reg property size
  optee: add writeback to valid memory type
  ibmvnic: fix NULL pointer dereference in ibmvic_reset_crq
  ibmvnic: fix NULL pointer dereference in reset_sub_crq_queues
  net: ena: set initial DMA width to avoid intel iommu issue
  nfc: s3fwrn5: use signed integer for parsing GPIO numbers
  i40e: Fix removing driver while bare-metal VFs pass traffic
  IB/mthca: fix return value of error branch in mthca_init_cq()
  powerpc/64s: Fix allnoconfig build since uaccess flush
  ibmvnic: notify peers when failover and migration happen
  ibmvnic: fix call_netdevice_notifiers in do_reset
  s390/qeth: fix tear down of async TX buffers
  s390/qeth: fix af_iucv notification race
  s390/qeth: make af_iucv TX notification call more robust
  cxgb4: fix the panic caused by non smac rewrite
  bnxt_en: Release PCI regions when DMA mask setup fails during probe.
  video: hyperv_fb: Fix the cache type when mapping the VRAM
  bnxt_en: fix error return code in bnxt_init_board()
  bnxt_en: fix error return code in bnxt_init_one()
  scsi: ufs: Fix race between shutdown and runtime resume flow
  ARM: dts: dra76x: m_can: fix order of clocks
  arch: pgtable: define MAX_POSSIBLE_PHYSMEM_BITS where needed
  batman-adv: set .owner to THIS_MODULE
  iwlwifi: mvm: write queue_sync_state only for sync
  phy: tegra: xusb: Fix dangling pointer on probe failure
  ARM: OMAP2+: Manage MPU state properly for omap_enter_idle_coupled()
  bus: ti-sysc: Fix bogus resetdone warning on enable for cpsw
  net: dsa: mv88e6xxx: Wait for EEPROM done after HW reset
  xtensa: uaccess: Add missing __user to strncpy_from_user() prototype
  perf/x86: fix sysfs type mismatches
  scsi: target: iscsi: Fix cmd abort fabric stop race
  scsi: libiscsi: Fix NOP race condition
  dmaengine: pl330: _prep_dma_memcpy: Fix wrong burst size
  vhost scsi: fix cmd completion race
  nvme: free sq/cq dbbuf pointers when dbbuf set fails
  proc: don't allow async path resolution of /proc/self components
  HID: Add Logitech Dinovo Edge battery quirk
  HID: logitech-hidpp: Add HIDPP_CONSUMER_VENDOR_KEYS quirk for the Dinovo Edge
  x86/xen: don't unbind uninitialized lock_kicker_irq
  dmaengine: xilinx_dma: use readl_poll_timeout_atomic variant
  HID: add HID_QUIRK_INCREMENT_USAGE_ON_DUPLICATE for Gamevice devices
  staging: ralink-gdma: fix kconfig dependency bug for DMA_RALINK
  HID: hid-sensor-hub: Fix issue with devices with no report ID
  Input: i8042 - allow insmod to succeed on devices without an i8042 controller
  HID: add support for Sega Saturn
  HID: cypress: Support Varmilo Keyboards' media hotkeys
  HID: ite: Replace ABS_MISC 120/121 events with touchpad on/off keypresses
  HID: uclogic: Add ID for Trust Flex Design Tablet
  arm64: pgtable: Ensure dirty bit is preserved across pte_wrprotect()
  arm64: pgtable: Fix pte_accessible()
  trace: fix potenial dangerous pointer
  KVM: x86: Fix split-irqchip vs interrupt injection window request
  KVM: x86: handle !lapic_in_kernel case in kvm_cpu_*_extint
  KVM: arm64: vgic-v3: Drop the reporting of GICR_TYPER.Last for userspace
  KVM: PPC: Book3S HV: XIVE: Fix possible oops when accessing ESB page
  cifs: fix a memleak with modefromsid
  smb3: Handle error case during offload read path
  smb3: Avoid Mid pending list corruption
  smb3: Call cifs reconnect from demultiplex thread
  wireless: Use linux/stddef.h instead of stddef.h
  btrfs: fix lockdep splat when reading qgroup config on mount
  btrfs: don't access possibly stale fs_info data for printing duplicate device
  btrfs: tree-checker: add missing returns after data_ref alignment checks
  btrfs: tree-checker: add missing return after error in root_item
  netfilter: clear skb->next in NF_HOOK_LIST()
  ipv4: use IS_ENABLED instead of ifdef
  spi: bcm2835: Fix use-after-free on unbind
  spi: bcm-qspi: Fix use-after-free on unbind
  Revert "Exempt multicast addresses from five-second neighbor lifetime"
  Linux 5.4.80
  sched/fair: Fix overutilized update in enqueue_task_fair()
  mm, page_alloc: skip ->waternark_boost for atomic order-0 allocations
  mm/userfaultfd: do not access vma->vm_mm after calling handle_userfault()
  mm: memcg/slab: fix root memcg vmstats
  x86/microcode/intel: Check patch signature before saving microcode for early loading
  seccomp: Set PF_SUPERPRIV when checking capability
  ptrace: Set PF_SUPERPRIV when checking capability
  mmc: sdhci-pci: Prefer SDR25 timing for High Speed mode for BYT-based Intel controllers
  drm/i915: Handle max_bpc==16
  drm/amd/display: Add missing pflip irq for dcn2.0
  Drivers: hv: vmbus: Allow cleanup of VMBUS_CONNECT_CPU if disconnected
  s390/dasd: fix null pointer dereference for ERP requests
  s390/cpum_sf.c: fix file permission for cpum_sfb_size
  mac80211: free sta in sta_info_insert_finish() on errors
  mac80211: minstrel: fix tx status processing corner case
  mac80211: minstrel: remove deferred sampling code
  xtensa: disable preemption around cache alias management calls
  xtensa: fix TLBTEMP area placement
  regulator: workaround self-referent regulators
  regulator: avoid resolve_supply() infinite recursion
  regulator: fix memory leak with repeated set_machine_constraints()
  regulator: pfuze100: limit pfuze-support-disable-sw to pfuze{100,200}
  spi: bcm2835aux: Fix use-after-free on unbind
  spi: npcm-fiu: Don't leak SPI master in probe error path
  spi: Introduce device-managed SPI controller allocation
  spi: lpspi: Fix use-after-free on unbind
  iio: adc: mediatek: fix unset field
  iio: accel: kxcjk1013: Add support for KIOX010A ACPI DSM for setting tablet-mode
  iio: accel: kxcjk1013: Replace is_smo8500_device with an acpi_type enum
  ext4: fix bogus warning in ext4_update_dx_flag()
  iio: light: fix kconfig dependency bug for VCNL4035
  staging: rtl8723bs: Add 024c:0627 to the list of SDIO device-ids
  efivarfs: fix memory leak in efivarfs_create()
  HID: logitech-dj: Fix an error in mse_bluetooth_descriptor
  tty: serial: imx: keep console clocks always on
  tty: serial: imx: fix potential deadlock
  ALSA: hda/realtek: Add some Clove SSID in the ALC293(ALC1220)
  ALSA: hda/realtek - Add supported for Lenovo ThinkPad Headset Button
  ALSA: mixart: Fix mutex deadlock
  ALSA: ctl: fix error path at adding user-defined element set
  ALSA: usb-audio: Add delay quirk for all Logitech USB devices
  ALSA: firewire: Clean up a locking issue in copy_resp_to_buf()
  speakup: Do not let the line discipline be used several times
  HID: logitech-dj: Fix Dinovo Mini when paired with a MX5x00 receiver
  HID: logitech-dj: Handle quad/bluetooth keyboards with a builtin trackpad
  HID: logitech-hidpp: Add PID for MX Anywhere 2
  libfs: fix error cast of negative value in simple_attr_write()
  efi/x86: Free efi_pgd with free_pages()
  bpf, sockmap: Avoid returning unneeded EAGAIN when redirecting to self
  bpf, sockmap: Use truesize with sk_rmem_schedule()
  bpf, sockmap: On receive programs try to fast track SK_PASS ingress
  bpf, sockmap: Skb verdict SK_PASS to self already checked rmem limits
  xfs: revert "xfs: fix rmap key and record comparison functions"
  fail_function: Remove a redundant mutex unlock
  regulator: ti-abb: Fix array out of bound read access on the first transition
  xfs: return corresponding errcode if xfs_initialize_perag() fail
  xfs: strengthen rmap record flags checking
  xfs: fix the minrecs logic when dealing with inode root child blocks
  can: m_can: process interrupt only when not runtime suspended
  can: flexcan: flexcan_chip_start(): fix erroneous flexcan_transceiver_enable() during bus-off recovery
  iommu/vt-d: Avoid panic if iommu init fails in tboot system
  iommu/vt-d: Move intel_iommu_gfx_mapped to Intel IOMMU header
  can: kvaser_usb: kvaser_usb_hydra: Fix KCAN bittiming limits
  can: kvaser_pciefd: Fix KCAN bittiming limits
  bpf, sockmap: Ensure SO_RCVBUF memory is observed on ingress redirect
  bpf, sockmap: Fix partial copy_page_to_iter so progress can still be made
  net/mlx5: E-Switch, Fail mlx5_esw_modify_vport_rate if qos disabled
  drm/sun4i: dw-hdmi: fix error return code in sun8i_dw_hdmi_bind()
  MIPS: Alchemy: Fix memleak in alchemy_clk_setup_cpu
  selftests/bpf: Fix error return code in run_getsockopt_test()
  ASoC: qcom: lpass-platform: Fix memory leak
  can: m_can: m_can_stop(): set device to software init mode before closing
  can: m_can: m_can_class_free_dev(): introduce new function
  can: m_can: m_can_handle_state_change(): fix state change
  can: tcan4x5x: tcan4x5x_can_remove(): fix order of deregistration
  can: tcan4x5x: tcan4x5x_can_probe(): add missing error checking for devm_regmap_init()
  can: tcan4x5x: replace depends on REGMAP_SPI with depends on SPI
  can: flexcan: fix failure handling of pm_runtime_get_sync()
  can: peak_usb: fix potential integer overflow on shift of a int
  can: mcba_usb: mcba_usb_start_xmit(): first fill skb, then pass to can_put_echo_skb()
  can: ti_hecc: Fix memleak in ti_hecc_probe
  can: dev: can_restart(): post buffer from the right context
  can: af_can: prevent potential access of uninitialized member in canfd_rcv()
  can: af_can: prevent potential access of uninitialized member in can_rcv()
  ip_tunnels: Set tunnel option flag when tunnel metadata is present
  tools, bpftool: Add missing close before bpftool net attach exit
  perf lock: Don't free "lock_seq_stat" if read_count isn't zero
  RMDA/sw: Don't allow drivers using dma_virt_ops on highmem configs
  RDMA/pvrdma: Fix missing kfree() in pvrdma_register_device()
  rfkill: Fix use-after-free in rfkill_resume()
  Input: resistive-adc-touch - fix kconfig dependency on IIO_BUFFER
  ARM: dts: imx50-evk: Fix the chip select 1 IOMUX
  arm64: dts: imx8mm: fix voltage for 1.6GHz CPU operating point
  swiotlb: using SIZE_MAX needs limits.h included
  arm: dts: imx6qdl-udoo: fix rgmii phy-mode for ksz9031 phy
  arm64: dts imx8mn: Remove non-existent USB OTG2
  arm64: dts: allwinner: h5: OrangePi Prime: Fix ethernet node
  MIPS: export has_transparent_hugepage() for modules
  Input: adxl34x - clean up a data type in adxl34x_probe()
  arm64: dts: allwinner: a64: bananapi-m64: Enable RGMII RX/TX delay on PHY
  ARM: dts: sunxi: bananapi-m2-plus: Enable RGMII RX/TX delay on Ethernet PHY
  ARM: dts: sun9i: Enable both RGMII RX/TX delay on Ethernet PHY
  ARM: dts: sun8i: a83t: Enable both RGMII RX/TX delay on Ethernet PHY
  ARM: dts: sun8i: h3: orangepi-plus2e: Enable RGMII RX/TX delay on Ethernet PHY
  ARM: dts: sun7i: bananapi-m1-plus: Enable RGMII RX/TX delay on Ethernet PHY
  ARM: dts: sun7i: cubietruck: Enable RGMII RX/TX delay on Ethernet PHY
  ARM: dts: sun6i: a31-hummingbird: Enable RGMII RX/TX delay on Ethernet PHY
  Revert "arm: sun8i: orangepi-pc-plus: Set EMAC activity LEDs to active high"
  ARM: dts: sun8i: r40: bananapi-m2-ultra: Fix ethernet node
  arm64: dts: allwinner: h5: OrangePi PC2: Fix ethernet node
  arm64: dts: allwinner: a64: Pine64 Plus: Fix ethernet node
  arm64: dts: allwinner: a64: OrangePi Win: Fix ethernet node
  arm64: dts: allwinner: Pine H64: Enable both RGMII RX/TX delay
  arm64: dts: allwinner: beelink-gs1: Enable both RGMII RX/TX delay
  hwmon: (pwm-fan) Fix RPM calculation
  gfs2: fix possible reference leak in gfs2_check_blk_type
  vfs: remove lockdep bogosity in __sb_start_write
  arm64: smp: Tell RCU about CPUs that fail to come online
  arm64: psci: Avoid printing in cpu_psci_cpu_die()
  arm64: errata: Fix handling of 1418040 with late CPU onlining
  ACPI: button: Add DMI quirk for Medion Akoya E2228T
  selftests: kvm: Fix the segment descriptor layout to match the actual layout
  scsi: ufs: Fix unbalanced scsi_block_reqs_cnt caused by ufshcd_hold()
  pinctrl: rockchip: enable gpio pclk for rockchip_gpio_to_irq
  net: ftgmac100: Fix crash when removing driver
  net/ncsi: Fix netlink registration
  net: usb: qmi_wwan: Set DTR quirk for MR400
  net/mlx5: Disable QoS when min_rates on all VFs are zero
  net/mlx5: Add handling of port type in rule deletion
  tcp: only postpone PROBE_RTT if RTT is < current min_rtt estimate
  sctp: change to hold/put transport for proto_unreach_timer
  qlcnic: fix error return code in qlcnic_83xx_restart_hw()
  qed: fix error return code in qed_iwarp_ll2_start()
  page_frag: Recover from memory pressure
  net: x25: Increase refcnt of "struct x25_neigh" in x25_rx_call_request
  net/tls: fix corrupted data in recvmsg
  net/smc: fix direct access to ib_gid_addr->ndev in smc_ib_determine_gid()
  net: qualcomm: rmnet: Fix incorrect receive packet handling during cleanup
  net/mlx4_core: Fix init_hca fields offset
  net: lantiq: Wait for the GPHY firmware to be ready
  netlabel: fix an uninitialized warning in netlbl_unlabel_staticlist()
  netlabel: fix our progress tracking in netlbl_unlabel_staticlist()
  net: Have netpoll bring-up DSA management interface
  net: ethernet: ti: cpsw: fix error return code in cpsw_probe()
  net: dsa: mv88e6xxx: Avoid VTU corruption on 6097
  net: bridge: add missing counters to ndo_get_stats64 callback
  net: b44: fix error return code in b44_init_one()
  mlxsw: core: Use variable timeout for EMAD retries
  lan743x: prevent entire kernel HANG on open, for some platforms
  lan743x: fix issue causing intermittent kernel log warnings
  ipv6: Fix error path to cancel the meseage
  inet_diag: Fix error path to cancel the meseage in inet_req_diag_fill()
  Exempt multicast addresses from five-second neighbor lifetime
  devlink: Add missing genlmsg_cancel() in devlink_nl_sb_port_pool_fill()
  bnxt_en: read EEPROM A2h address using page 0
  atm: nicstar: Unmap DMA on send error
  ah6: fix error return code in ah6_input()
  Linux 5.4.79
  ACPI: GED: fix -Wformat
  KVM: x86: clflushopt should be treated as a no-op by emulation
  can: proc: can_remove_proc(): silence remove_proc_entry warning
  mac80211: always wind down STA state
  Input: sunkbd - avoid use-after-free in teardown paths
  net: lantiq: Add locking for TX DMA channel
  powerpc/8xx: Always fault when _PAGE_ACCESSED is not set
  net/mlx5: Add retry mechanism to the command entry index allocation
  net/mlx5: Fix a race when moving command interface to events mode
  net/mlx5: poll cmd EQ in case of command timeout
  net/mlx5: Use async EQ setup cleanup helpers for multiple EQs
  MIPS: PCI: Fix MIPS build
  selftests/powerpc: entry flush test
  powerpc: Only include kup-radix.h for 64-bit Book3S
  powerpc/64s: flush L1D after user accesses
  powerpc/64s: flush L1D on kernel entry
  selftests/powerpc: rfi_flush: disable entry flush if present
  Linux 5.4.78
  Convert trailing spaces and periods in path components
  net: sch_generic: fix the missing new qdisc assignment bug
  perf/core: Fix race in the perf_mmap_close() function
  perf scripting python: Avoid declaring function pointers with a visibility attribute
  x86/speculation: Allow IBPB to be conditionally enabled on CPUs with always-on STIBP
  powerpc/603: Always fault when _PAGE_ACCESSED is not set
  drm/i915: Correctly set SFC capability for video engines
  r8169: fix potential skb double free in an error path
  tipc: fix memory leak in tipc_topsrv_start()
  net/x25: Fix null-ptr-deref in x25_connect
  net: Update window_clamp if SOCK_RCVBUF is set
  net: udp: fix UDP header access on Fast/frag0 UDP GRO
  net/af_iucv: fix null pointer dereference on shutdown
  IPv6: Set SIT tunnel hard_header_len to zero
  swiotlb: fix "x86: Don't panic if can not alloc buffer for swiotlb"
  pinctrl: amd: fix incorrect way to disable debounce filter
  pinctrl: amd: use higher precision for 512 RtcClk
  drm/gma500: Fix out-of-bounds access to struct drm_device.vblank[]
  don't dump the threads that had been already exiting when zapped.
  mmc: renesas_sdhi_core: Add missing tmio_mmc_host_free() at remove
  mmc: sdhci-of-esdhc: Handle pulse width detection erratum for more SoCs
  gpio: pcie-idio-24: Enable PEX8311 interrupts
  gpio: pcie-idio-24: Fix IRQ Enable Register value
  gpio: pcie-idio-24: Fix irq mask when masking
  selinux: Fix error return code in sel_ib_pkey_sid_slow()
  btrfs: fix potential overflow in cluster_pages_for_defrag on 32bit arch
  ocfs2: initialize ip_next_orphan
  reboot: fix overflow parsing reboot cpu number
  Revert "kernel/reboot.c: convert simple_strtoul to kstrtoint"
  mm/slub: fix panic in slab_alloc_node()
  jbd2: fix up sparse warnings in checkpoint code
  futex: Don't enable IRQs unconditionally in put_pi_state()
  mei: protect mei_cl_mtu from null dereference
  virtio: virtio_console: fix DMA memory allocation for rproc serial
  xhci: hisilicon: fix refercence leak in xhci_histb_probe
  usb: cdc-acm: Add DISABLE_ECHO for Renesas USB Download mode
  uio: Fix use-after-free in uio_unregister_device()
  thunderbolt: Add the missed ida_simple_remove() in ring_request_msix()
  thunderbolt: Fix memory leak if ida_simple_get() fails in enumerate_services()
  KVM: arm64: Don't hide ID registers from userspace
  btrfs: dev-replace: fail mount if we don't have replace item with target device
  btrfs: fix min reserved size calculation in merge_reloc_root
  btrfs: ref-verify: fix memory leak in btrfs_ref_tree_mod
  ext4: unlock xattr_sem properly in ext4_inline_data_truncate()
  ext4: correctly report "not supported" for {usr,grp}jquota when !CONFIG_QUOTA
  erofs: derive atime instead of leaving it empty
  perf: Fix get_recursion_context()
  vrf: Fix fast path output packet handling with async Netfilter rules
  cosa: Add missing kfree in error path of cosa_write
  of/address: Fix of_node memory leak in of_dma_is_coherent
  xfs: fix a missing unlock on error in xfs_fs_map_blocks
  lan743x: fix "BUG: invalid wait context" when setting rx mode
  xfs: fix brainos in the refcount scrubber's rmap fragment processor
  xfs: fix rmap key and record comparison functions
  xfs: set the unwritten bit in rmap lookup flags in xchk_bmap_get_rmapextents
  xfs: fix flags argument to rmap lookup when converting shared file rmaps
  igc: Fix returning wrong statistics
  nbd: fix a block_device refcount leak in nbd_release
  bpf: Zero-fill re-used per-cpu map element
  SUNRPC: Fix general protection fault in trace_rpc_xdr_overflow()
  net/mlx5: Fix deletion of duplicate rules
  pinctrl: aspeed: Fix GPI only function problem.
  bpf: Don't rely on GCC __attribute__((optimize)) to disable GCSE
  ARM: 9019/1: kprobes: Avoid fortify_panic() when copying optprobe template
  pinctrl: intel: Set default bias in case no particular value given
  mfd: sprd: Add wakeup capability for PMIC IRQ
  tick/common: Touch watchdog in tick_unfreeze() on all CPUs
  spi: bcm2835: remove use of uninitialized gpio flags variable
  tpm_tis: Disable interrupts on ThinkPad T490s
  i2c: sh_mobile: implement atomic transfers
  riscv: Set text_offset correctly for M-Mode
  selftests: proc: fix warning: _GNU_SOURCE redefined
  amd/amdgpu: Disable VCN DPG mode for Picasso
  i2c: mediatek: move dma reset before i2c reset
  vfio/pci: Bypass IGD init in case of -ENODEV
  vfio: platform: fix reference leak in vfio_platform_open
  s390/smp: move rcu_cpu_starting() earlier
  iommu/amd: Increase interrupt remapping table limit to 512 entries
  nvme-tcp: avoid repeated request completion
  nvme-rdma: avoid repeated request completion
  nvme-tcp: avoid race between time out and tear down
  nvme-rdma: avoid race between time out and tear down
  nvme: introduce nvme_sync_io_queues
  scsi: mpt3sas: Fix timeouts observed while reenabling IRQ
  scsi: scsi_dh_alua: Avoid crash during alua_bus_detach()
  tracing: Fix the checking of stackidx in __ftrace_trace_stack
  cfg80211: regulatory: Fix inconsistent format argument
  cfg80211: initialize wdev data earlier
  mac80211: fix use of skb payload instead of header
  drm/amd/pm: do not use ixFEATURE_STATUS for checking smc running
  drm/amd/pm: perform SMC reset on suspend/hibernation
  drm/amdgpu: perform srbm soft reset always on SDMA resume
  scsi: hpsa: Fix memory leak in hpsa_init_one()
  gfs2: check for live vs. read-only file system in gfs2_fitrim
  gfs2: Add missing truncate_inode_pages_final for sd_aspace
  gfs2: Free rd_bits later in gfs2_clear_rgrpd to fix use-after-free
  ALSA: hda: Reinstate runtime_allow() for all hda controllers
  ALSA: hda: Separate runtime and system suspend
  selftests: pidfd: fix compilation errors due to wait.h
  selftests/ftrace: check for do_sys_openat2 in user-memory test
  usb: gadget: goku_udc: fix potential crashes in probe
  opp: Reduce the size of critical section in _opp_table_kref_release()
  usb: dwc3: pci: add support for the Intel Alder Lake-S
  ASoC: cs42l51: manage mclk shutdown delay
  ASoC: qcom: sdm845: set driver name correctly
  ath9k_htc: Use appropriate rs_datalen type
  KVM: x86: don't expose MSR_IA32_UMWAIT_CONTROL unconditionally
  KVM: arm64: ARM_SMCCC_ARCH_WORKAROUND_1 doesn't return SMCCC_RET_NOT_REQUIRED
  random32: make prandom_u32() output unpredictable
  tpm: efi: Don't create binary_bios_measurements file for an empty log
  xfs: fix scrub flagging rtinherit even if there is no rt device
  xfs: flush new eof page on truncate to avoid post-eof corruption
  can: flexcan: flexcan_remove(): disable wakeup completely
  can: flexcan: remove FLEXCAN_QUIRK_DISABLE_MECR quirk for LS1021A
  can: peak_canfd: pucan_handle_can_rx(): fix echo management when loopback is on
  can: peak_usb: peak_usb_get_ts_time(): fix timestamp wrapping
  can: peak_usb: add range checking in decode operations
  can: xilinx_can: handle failure cases of pm_runtime_get_sync
  can: ti_hecc: ti_hecc_probe(): add missed clk_disable_unprepare() in error path
  can: j1939: j1939_sk_bind(): return failure if netdev is down
  can: j1939: swap addr and pgn in the send example
  can: can_create_echo_skb(): fix echo skb generation: always use skb_clone()
  can: dev: __can_get_echo_skb(): fix real payload length return value for RTR frames
  can: dev: can_get_echo_skb(): prevent call to kfree_skb() in hard IRQ context
  can: rx-offload: don't call kfree_skb() from IRQ context
  afs: Fix warning due to unadvanced marshalling pointer
  iommu/vt-d: Fix a bug for PDP check in prq_event_thread
  ALSA: hda: prevent undefined shift in snd_hdac_ext_bus_get_link()
  perf tools: Add missing swap for ino_generation
  perf trace: Fix segfault when trying to trace events by cgroup
  powerpc/eeh_cache: Fix a possible debugfs deadlock
  netfilter: ipset: Update byte and packet counters regardless of whether they match
  netfilter: nf_tables: missing validation from the abort path
  netfilter: use actual socket sk rather than skb sk when routing harder
  xfs: set xefi_discard when creating a deferred agfl free log intent item
  ASoC: codecs: wcd9335: Set digital gain range correctly
  net: xfrm: fix a race condition during allocing spi
  hv_balloon: disable warning when floor reached
  genirq: Let GENERIC_IRQ_IPI select IRQ_DOMAIN_HIERARCHY
  ASoC: Intel: kbl_rt5663_max98927: Fix kabylake_ssp_fixup function
  btrfs: reschedule when cloning lots of extents
  btrfs: sysfs: init devices outside of the chunk_mutex
  btrfs: tracepoints: output proper root owner for trace_find_free_extent()
  usb: dwc3: gadget: Reclaim extra TRBs after request completion
  usb: dwc3: gadget: Continue to process pending requests
  PCI: qcom: Make sure PCIe is reset before init for rev 2.1.0
  KVM: arm64: Force PTE mapping on fault resulting in a device mapping
  nbd: don't update block size after device is started
  time: Prevent undefined behaviour in timespec64_to_ns()
  drm/i915/gem: Flush coherency domains on first set-domain-ioctl
  Linux 5.4.77
  powercap: restrict energy meter to root access
  Linux 5.4.76
  arm64: dts: marvell: espressobin: Add ethernet switch aliases
  perf/core: Fix a memory leak in perf_event_parse_addr_filter()
  xfs: flush for older, xfs specific ioctls
  PM: runtime: Resume the device earlier in __device_release_driver()
  PM: runtime: Drop pm_runtime_clean_up_links()
  PM: runtime: Drop runtime PM references to supplier on link removal
  ARC: stack unwinding: avoid indefinite looping
  drm/panfrost: Fix a deadlock between the shrinker and madvise path
  usb: mtu3: fix panic in mtu3_gadget_stop()
  USB: Add NO_LPM quirk for Kingston flash drive
  usb: dwc3: ep0: Fix delay status handling
  tty: serial: fsl_lpuart: LS1021A has a FIFO size of 16 words, like LS1028A
  tty: serial: fsl_lpuart: add LS1028A support
  USB: serial: option: add Telit FN980 composition 0x1055
  USB: serial: option: add LE910Cx compositions 0x1203, 0x1230, 0x1231
  USB: serial: option: add Quectel EC200T module support
  USB: serial: cyberjack: fix write-URB completion race
  serial: txx9: add missing platform_driver_unregister() on error in serial_txx9_init
  serial: 8250_mtk: Fix uart_get_baud_rate warning
  s390/pkey: fix paes selftest failure with paes and pkey static build
  fork: fix copy_process(CLONE_PARENT) race with the exiting ->real_parent
  vt: Disable KD_FONT_OP_COPY
  Revert "coresight: Make sysfs functional on topologies with per core sink"
  arm64/smp: Move rcu_cpu_starting() earlier
  drm/nouveau/gem: fix "refcount_t: underflow; use-after-free"
  drm/nouveau/nouveau: fix the start/end range for migration
  usb: cdns3: gadget: suspicious implicit sign extension
  ACPI: NFIT: Fix comparison to '-ENXIO'
  drm/vc4: drv: Add error handding for bind
  nvmet: fix a NULL pointer dereference when tracing the flush command
  nvme-rdma: handle unexpected nvme completion data length
  vsock: use ns_capable_noaudit() on socket create
  scsi: ibmvscsi: Fix potential race after loss of transport
  drm/amdgpu: add DID for navi10 blockchain SKU
  scsi: core: Don't start concurrent async scan on same host
  blk-cgroup: Pre-allocate tree node on blkg_conf_prep
  blk-cgroup: Fix memleak on error path
  drm/sun4i: frontend: Fix the scaler phase on A33
  drm/sun4i: frontend: Reuse the ch0 phase for RGB formats
  drm/sun4i: frontend: Rework a bit the phase data
  of: Fix reserved-memory overlap detection
  x86/kexec: Use up-to-dated screen_info copy to fill boot params
  arm64: dts: meson: add missing g12 rng clock
  ARM: dts: sun4i-a10: fix cpu_alert temperature
  futex: Handle transient "ownerless" rtmutex state correctly
  tracing: Fix out of bounds write in get_trace_buf
  spi: bcm2835: fix gpio cs level inversion
  regulator: defer probe when trying to get voltage from unresolved supply
  ftrace: Handle tracing when switching between context
  ftrace: Fix recursion check for NMI test
  mtd: spi-nor: Don't copy self-pointing struct around
  ring-buffer: Fix recursion protection transitions between interrupt context
  gfs2: Wake up when sd_glock_disposal becomes zero
  mm: always have io_remap_pfn_range() set pgprot_decrypted()
  kthread_worker: prevent queuing delayed work from timer_fn when it is being canceled
  lib/crc32test: remove extra local_irq_disable/enable
  mm: mempolicy: fix potential pte_unmap_unlock pte error
  ALSA: usb-audio: Add implicit feedback quirk for MODX
  ALSA: usb-audio: Add implicit feedback quirk for Qu-16
  ALSA: usb-audio: add usb vendor id as DSD-capable for Khadas devices
  ALSA: usb-audio: Add implicit feedback quirk for Zoom UAC-2
  ALSA: hda/realtek - Enable headphone for ASUS TM420
  ALSA: hda/realtek - Fixed HP headset Mic can't be detected
  Fonts: Replace discarded const qualifier
  sfp: Fix error handing in sfp_probe()
  sctp: Fix COMM_LOST/CANT_STR_ASSOC err reporting on big-endian platforms
  powerpc/vnic: Extend "failover pending" window
  net: usb: qmi_wwan: add Telit LE910Cx 0x1230 composition
  ip_tunnel: fix over-mtu packet send fail without TUNNEL_DONT_FRAGMENT flags
  ionic: check port ptr before use
  gianfar: Account for Tx PTP timestamp in the skb headroom
  gianfar: Replace skb_realloc_headroom with skb_cow_head for PTP
  chelsio/chtls: fix always leaking ctrl_skb
  chelsio/chtls: fix memory leaks caused by a race
  cadence: force nonlinear buffers to be cloned
  ptrace: fix task_join_group_stop() for the case when current is traced
  tipc: fix use-after-free in tipc_bcast_get_mode
  arm64: Change .weak to SYM_FUNC_START_WEAK_PI for arch/arm64/lib/mem*.S
  arm64: lib: Use modern annotations for assembly functions
  arm64: asm: Add new-style position independent function annotations
  linkage: Introduce new macros for assembler symbols
  ASoC: Intel: Skylake: Add alternative topology binary name
  drm/i915: Drop runtime-pm assert from vgpu io accessors
  drm/i915/gt: Delay execlist processing for tgl
  drm/i915: Break up error capture compression loops with cond_resched()
  Linux 5.4.75
  staging: octeon: Drop on uncorrectable alignment or FCS error
  staging: octeon: repair "fixed-link" support
  staging: comedi: cb_pcidas: Allow 2-channel commands for AO subdevice
  staging: fieldbus: anybuss: jump to correct label in an error path
  KVM: arm64: Fix AArch32 handling of DBGD{CCINT,SCRext} and DBGVCR
  device property: Don't clear secondary pointer for shared primary firmware node
  device property: Keep secondary firmware node secondary by type
  ARM: s3c24xx: fix missing system reset
  ARM: samsung: fix PM debug build with DEBUG_LL but !MMU
  arm: dts: mt7623: add missing pause for switchport
  hil/parisc: Disable HIL driver when it gets stuck
  cachefiles: Handle readpage error correctly
  arm64: berlin: Select DW_APB_TIMER_OF
  tty: make FONTX ioctl use the tty pointer they were actually passed
  drm/amd/pm: increase mclk switch threshold to 200 us
  mmc: sdhci: Use Auto CMD Auto Select only when v4_mode is true
  mmc: sdhci-of-esdhc: set timeout to max before tuning
  drm/ttm: fix eviction valuable range check.
  ext4: fix invalid inode checksum
  ext4: fix error handling code in add_new_gdb
  ext4: fix leaking sysfs kobject after failed mount
  vringh: fix __vringh_iov() when riov and wiov are different
  ring-buffer: Return 0 on success from ring_buffer_resize()
  9P: Cast to loff_t before multiplying
  libceph: clear con->out_msg on Policy::stateful_server faults
  ceph: promote to unsigned long long before shifting
  drm/amd/display: Fix kernel panic by dal_gpio_open() error
  drm/amd/display: Don't invoke kgdb_breakpoint() unconditionally
  drm/amdgpu: increase the reserved VM size to 2MB
  drm/amd/display: Avoid MST manager resource leak.
  drm/amdkfd: Use same SQ prefetch setting as amdgpu
  drm/amdgpu: correct the gpu reset handling for job != NULL case
  drm/amd/display: Increase timeout for DP Disable
  drm/amdgpu: don't map BO in reserved region
  i2c: imx: Fix external abort on interrupt in exit paths
  rtc: rx8010: don't modify the global rtc ops
  ia64: fix build error with !COREDUMP
  ubi: check kthread_should_stop() after the setting of task state
  ARC: perf: redo the pct irq missing in device-tree handling
  perf python scripting: Fix printable strings in python3 scripts
  ubifs: mount_ubifs: Release authentication resource in error handling path
  ubifs: Don't parse authentication mount options in remount process
  ubifs: Fix a memleak after dumping authentication mount options
  ubifs: journal: Make sure to not dirty twice for auth nodes
  ubifs: xattr: Fix some potential memory leaks while iterating entries
  ubifs: dent: Fix some potential memory leaks while iterating entries
  NFSD: Add missing NFSv2 .pc_func methods
  NFSv4.2: support EXCHGID4_FLAG_SUPP_FENCE_OPS 4.2 EXCHANGE_ID flag
  NFSv4: Wait for stateid updates after CLOSE/OPEN_DOWNGRADE
  powerpc: Fix undetected data corruption with P9N DD2.1 VSX CI load emulation
  powerpc/powermac: Fix low_sleep_handler with KUAP and KUEP
  powerpc/powernv/elog: Fix race while processing OPAL error log event.
  powerpc/memhotplug: Make lmb size 64bit
  powerpc: Warn about use of smt_snooze_delay
  powerpc/rtas: Restrict RTAS requests from userspace
  s390/stp: add locking to sysfs functions
  MIPS: DEC: Restore bootmem reservation for firmware working memory area
  powerpc/drmem: Make lmb_size 64 bit
  iio:gyro:itg3200: Fix timestamp alignment and prevent data leak.
  iio:adc:ti-adc12138 Fix alignment issue with timestamp
  iio:adc:ti-adc0832 Fix alignment issue with timestamp
  iio: adc: gyroadc: fix leak of device node iterator
  iio:light:si1145: Fix timestamp alignment and prevent data leak.
  dmaengine: dma-jz4780: Fix race in jz4780_dma_tx_status
  udf: Fix memory leak when mounting
  HID: wacom: Avoid entering wacom_wac_pen_report for pad / battery
  vt: keyboard, extend func_buf_lock to readers
  vt: keyboard, simplify vt_kdgkbsent
  drm/i915: Force VT'd workarounds when running as a guest OS
  usb: host: fsl-mph-dr-of: check return of dma_set_mask()
  usb: typec: tcpm: reset hard_reset_count for any disconnect
  usb: cdc-acm: fix cooldown mechanism
  usb: dwc3: gadget: END_TRANSFER before CLEAR_STALL command
  usb: dwc3: gadget: Resume pending requests after CLEAR_STALL
  usb: dwc3: core: don't trigger runtime pm when remove driver
  usb: dwc3: core: add phy cleanup for probe error handling
  usb: dwc3: gadget: Check MPS of the request length
  usb: dwc3: ep0: Fix ZLP for OUT ep0 requests
  usb: dwc3: pci: Allow Elkhart Lake to utilize DSM method for PM functionality
  usb: xhci: Workaround for S3 issue on AMD SNPS 3.0 xHC
  btrfs: fix readahead hang and use-after-free after removing a device
  btrfs: fix use-after-free on readahead extent after failure to create it
  btrfs: tree-checker: validate number of chunk stripes and parity
  btrfs: cleanup cow block on error
  btrfs: tree-checker: fix false alert caused by legacy btrfs root item
  btrfs: use kvzalloc() to allocate clone_roots in btrfs_ioctl_send()
  btrfs: send, recompute reference path after orphanization of a directory
  btrfs: send, orphanize first all conflicting inodes when processing references
  btrfs: reschedule if necessary when logging directory items
  btrfs: improve device scanning messages
  btrfs: qgroup: fix wrong qgroup metadata reserve for delayed inode
  PM: runtime: Remove link state checks in rpm_get/put_supplier()
  scsi: qla2xxx: Fix crash on session cleanup with unload
  scsi: mptfusion: Fix null pointer dereferences in mptscsih_remove()
  w1: mxc_w1: Fix timeout resolution problem leading to bus error
  acpi-cpufreq: Honor _PSD table setting on new AMD CPUs
  ACPI: EC: PM: Drop ec_no_wakeup check from acpi_ec_dispatch_gpe()
  ACPI: EC: PM: Flush EC work unconditionally after wakeup
  PCI/ACPI: Whitelist hotplug ports for D3 if power managed by ACPI
  ACPI: debug: don't allow debugging when ACPI is disabled
  ACPI: video: use ACPI backlight for HP 635 Notebook
  ACPI / extlog: Check for RDMSR failure
  ACPI: button: fix handling lid state changes when input device closed
  NFS: fix nfs_path in case of a rename retry
  fs: Don't invalidate page buffers in block_write_full_page()
  media: uvcvideo: Fix uvc_ctrl_fixup_xu_info() not having any effect
  leds: bcm6328, bcm6358: use devres LED registering function
  extcon: ptn5150: Fix usage of atomic GPIO with sleeping GPIO chips
  spi: sprd: Release DMA channel also on probe deferral
  perf/x86/amd/ibs: Fix raw sample data accumulation
  perf/x86/amd/ibs: Don't include randomized bits in get_ibs_op_count()
  perf/x86/intel: Fix Ice Lake event constraint table
  selftests/x86/fsgsbase: Test PTRACE_PEEKUSER for GSBASE with invalid LDT GS
  seccomp: Make duplicate listener detection non-racy
  mmc: sdhci-acpi: AMDI0040: Set SDHCI_QUIRK2_PRESET_VALUE_BROKEN
  mmc: sdhci: Add LTR support for some Intel BYT based controllers
  md/raid5: fix oops during stripe resizing
  nvme-rdma: fix crash when connect rejected
  sgl_alloc_order: fix memory leak
  nbd: make the config put is called before the notifying the waiter
  ARM: dts: s5pv210: remove dedicated 'audio-subsystem' node
  ARM: dts: s5pv210: move PMU node out of clock controller
  ARM: dts: s5pv210: move fixed clocks under root node
  ARM: dts: s5pv210: remove DMA controller bus node name to fix dtschema warnings
  memory: emif: Remove bogus debugfs error handling
  ARM: dts: omap4: Fix sgx clock rate for 4430
  arm64: dts: renesas: ulcb: add full-pwr-cycle-in-suspend into eMMC nodes
  cifs: handle -EINTR in cifs_setattr
  gfs2: add validation checks for size of superblock
  gfs2: use-after-free in sysfs deregistration
  KVM: PPC: Book3S HV: Do not allocate HPT for a nested guest
  ext4: Detect already used quota file early
  drivers: watchdog: rdc321x_wdt: Fix race condition bugs
  net: 9p: initialize sun_server.sun_path to have addr's value only when addr is valid
  clk: ti: clockdomain: fix static checker warning
  rpmsg: glink: Use complete_all for open states
  bnxt_en: Log unknown link speed appropriately.
  md/bitmap: md_bitmap_get_counter returns wrong blocks
  btrfs: fix replace of seed device
  ARC: [dts] fix the errors detected by dtbs_check
  drm/amd/display: HDMI remote sink need mode validation for Linux
  power: supply: test_power: add missing newlines when printing parameters by sysfs
  ACPI: HMAT: Fix handling of changes from ACPI 6.2 to ACPI 6.3
  bus/fsl_mc: Do not rely on caller to provide non NULL mc_io
  drivers/net/wan/hdlc_fr: Correctly handle special skb->protocol values
  brcmfmac: Fix warning message after dongle setup failed
  ACPI: Add out of bounds and numa_off protections to pxm_to_node()
  xfs: don't free rt blocks when we're doing a REMAP bunmapi call
  can: flexcan: disable clocks during stop mode
  arm64/mm: return cpu_all_mask when node is NUMA_NO_NODE
  SUNRPC: Mitigate cond_resched() in xprt_transmit()
  usb: xhci: omit duplicate actions when suspending a runtime suspended host.
  coresight: Make sysfs functional on topologies with per core sink
  uio: free uio id after uio file node is freed
  USB: adutux: fix debugging
  cpufreq: sti-cpufreq: add stih418 support
  riscv: Define AT_VECTOR_SIZE_ARCH for ARCH_DLINFO
  samples/bpf: Fix possible deadlock in xdpsock
  selftests/bpf: Define string const as global for test_sysctl_prog.c
  media: uvcvideo: Fix dereference of out-of-bound list iterator
  bpf: Permit map_ptr arithmetic with opcode add and offset 0
  kgdb: Make "kgdbcon" work properly with "kgdb_earlycon"
  ia64: kprobes: Use generic kretprobe trampoline handler
  printk: reduce LOG_BUF_SHIFT range for H8300
  arm64: topology: Stop using MPIDR for topology information
  drm/bridge/synopsys: dsi: add support for non-continuous HS clock
  mmc: via-sdmmc: Fix data race bug
  media: imx274: fix frame interval handling
  media: tw5864: check status of tw5864_frameinterval_get
  usb: typec: tcpm: During PR_SWAP, source caps should be sent only after tSwapSourceStart
  media: platform: Improve queue set up flow for bug fixing
  media: videodev2.h: RGB BT2020 and HSV are always full range
  selftests/x86/fsgsbase: Reap a forgotten child
  drm/brige/megachips: Add checking if ge_b850v3_lvds_init() is working correctly
  ath10k: fix VHT NSS calculation when STBC is enabled
  ath10k: start recovery process when payload length exceeds max htc length for sdio
  video: fbdev: pvr2fb: initialize variables
  xfs: fix realtime bitmap/summary file truncation when growing rt volume
  power: supply: bq27xxx: report "not charging" on all types
  NFS4: Fix oops when copy_file_range is attempted with NFS4.0 source
  ARM: 8997/2: hw_breakpoint: Handle inexact watchpoint addresses
  f2fs: handle errors of f2fs_get_meta_page_nofail
  um: change sigio_spinlock to a mutex
  s390/startup: avoid save_area_sync overflow
  f2fs: fix to check segment boundary during SIT page readahead
  f2fs: fix uninit-value in f2fs_lookup
  f2fs: add trace exit in exception path
  sparc64: remove mm_cpumask clearing to fix kthread_use_mm race
  powerpc: select ARCH_WANT_IRQS_OFF_ACTIVATE_MM
  mm: fix exec activate_mm vs TLB shootdown and lazy tlb switching race
  powerpc/powernv/smp: Fix spurious DBG() warning
  futex: Fix incorrect should_fail_futex() handling
  ata: sata_nv: Fix retrieving of active qcs
  RDMA/qedr: Fix memory leak in iWARP CM
  mlxsw: core: Fix use-after-free in mlxsw_emad_trans_finish()
  x86/unwind/orc: Fix inactive tasks with stack pointer in %sp on GCC 10 compiled kernels
  firmware: arm_scmi: Add missing Rx size re-initialisation
  firmware: arm_scmi: Fix ARCH_COLD_RESET
  xen/events: block rogue events for some time
  xen/events: defer eoi in case of excessive number of events
  xen/events: use a common cpu hotplug hook for event channels
  xen/events: switch user event channels to lateeoi model
  xen/pciback: use lateeoi irq binding
  xen/pvcallsback: use lateeoi irq binding
  xen/scsiback: use lateeoi irq binding
  xen/netback: use lateeoi irq binding
  xen/blkback: use lateeoi irq binding
  xen/events: add a new "late EOI" evtchn framework
  xen/events: fix race in evtchn_fifo_unmask()
  xen/events: add a proper barrier to 2-level uevent unmasking
  xen/events: avoid removing an event channel while handling it
  ANDROID: GKI: fix up include/linux/pm.h to handle some abi changes
  Linux 5.4.74
  phy: marvell: comphy: Convert internal SMCC firmware return codes to errno
  misc: rtsx: do not setting OC_POWER_DOWN reg in rtsx_pci_init_ocp()
  openrisc: Fix issue with get_user for 64-bit values
  crypto: x86/crc32c - fix building with clang ias
  xen/gntdev.c: Mark pages as dirty
  ata: sata_rcar: Fix DMA boundary mask
  PM: runtime: Fix timer_expires data type on 32-bit arches
  serial: pl011: Fix lockdep splat when handling magic-sysrq interrupt
  serial: qcom_geni_serial: To correct QUP Version detection logic
  mtd: lpddr: Fix bad logic in print_drs_error
  RDMA/addr: Fix race with netevent_callback()/rdma_addr_cancel()
  cxl: Rework error message for incompatible slots
  p54: avoid accessing the data mapped to streaming DMA
  evm: Check size of security.evm before using it
  bpf: Fix comment for helper bpf_current_task_under_cgroup()
  fuse: fix page dereference after free
  ata: ahci: mvebu: Make SATA PHY optional for Armada 3720
  x86/xen: disable Firmware First mode for correctable memory errors
  arch/x86/amd/ibs: Fix re-arming IBS Fetch
  erofs: avoid duplicated permission check for "trusted." xattrs
  bnxt_en: Invoke cancel_delayed_work_sync() for PFs also.
  bnxt_en: Fix regression in workqueue cleanup logic in bnxt_remove_one().
  bnxt_en: Re-write PCI BARs after PCI fatal error.
  net: hns3: Clear the CMDQ registers before unmapping BAR region
  tipc: fix memory leak caused by tipc_buf_append()
  tcp: Prevent low rmem stalls with SO_RCVLOWAT.
  ravb: Fix bit fields checking in ravb_hwtstamp_get()
  r8169: fix issue with forced threading in combination with shared interrupts
  net/sched: act_mpls: Add softdep on mpls_gso.ko
  netem: fix zero division in tabledist
  mlxsw: core: Fix memory leak on module removal
  ibmvnic: fix ibmvnic_set_mac
  gtp: fix an use-before-init in gtp_newlink()
  cxgb4: set up filter action after rewrites
  chelsio/chtls: fix tls record info to user
  chelsio/chtls: fix memory leaks in CPL handlers
  chelsio/chtls: fix deadlock issue
  bnxt_en: Send HWRM_FUNC_RESET fw command unconditionally.
  bnxt_en: Check abort error state in bnxt_open_nic().
  efivarfs: Replace invalid slashes with exclamation marks in dentries.
  x86/PCI: Fix intel_mid_pci.c build error when ACPI is not enabled
  arm64: link with -z norelro regardless of CONFIG_RELOCATABLE
  arm64: Run ARCH_WORKAROUND_2 enabling code on all CPUs
  arm64: Run ARCH_WORKAROUND_1 enabling code on all CPUs
  scripts/setlocalversion: make git describe output more reliable
  objtool: Support Clang non-section symbols in ORC generation
  socket: don't clear SOCK_TSTAMP_NEW when SO_TIMESTAMPNS is disabled
  netfilter: nftables_offload: KASAN slab-out-of-bounds Read in nft_flow_rule_create
  Revert "PCI/IOV: Mark VFs as not implementing PCI_COMMAND_MEMORY"
  Revert "vfio/pci: Decouple PCI_COMMAND_MEMORY bit checks from is_virtfn"
  Linux 5.4.73
  usb: gadget: f_ncm: allow using NCM in SuperSpeed Plus gadgets.
  eeprom: at25: set minimum read/write access stride to 1
  usb: cdns3: gadget: free interrupt after gadget has deleted
  USB: cdc-wdm: Make wdm_flush() interruptible and add wdm_fsync().
  usb: cdc-acm: add quirk to blacklist ETAS ES58X devices
  tty: serial: fsl_lpuart: fix lpuart32_poll_get_char
  tty: serial: lpuart: fix lpuart32_write usage
  s390/qeth: don't let HW override the configured port role
  net: korina: cast KSEG0 address to pointer in kfree
  ath10k: check idx validity in __ath10k_htt_rx_ring_fill_n()
  dmaengine: dw: Activate FIFO-mode for memory peripherals only
  dmaengine: dw: Add DMA-channels mask cell support
  scsi: ufs: ufs-qcom: Fix race conditions caused by ufs_qcom_testbus_config()
  usb: core: Solve race condition in anchor cleanup functions
  brcm80211: fix possible memleak in brcmf_proto_msgbuf_attach
  scsi: smartpqi: Avoid crashing kernel for controller issues
  ALSA: hda/ca0132 - Add new quirk ID for SoundBlaster AE-7.
  ALSA: hda/ca0132 - Add AE-7 microphone selection commands.
  mwifiex: don't call del_timer_sync() on uninitialized timer
  reiserfs: Fix memory leak in reiserfs_parse_options()
  ipvs: Fix uninit-value in do_ip_vs_set_ctl()
  Bluetooth: btusb: Fix memleak in btusb_mtk_submit_wmt_recv_urb
  tty: ipwireless: fix error handling
  fbmem: add margin check to fb_check_caps()
  scsi: qedi: Fix list_del corruption while removing active I/O
  scsi: qedi: Protect active command list to avoid list corruption
  scsi: qedf: Return SUCCESS if stale rport is encountered
  HID: ite: Add USB id match for Acer One S1003 keyboard dock
  Fix use after free in get_capset_info callback.
  rtl8xxxu: prevent potential memory leak
  brcmsmac: fix memory leak in wlc_phy_attach_lcnphy
  selftests/bpf: Fix test_sysctl_loop{1, 2} failure due to clang change
  scsi: qla2xxx: Warn if done() or free() are called on an already freed srb
  scsi: ibmvfc: Fix error return in ibmvfc_probe()
  iomap: fix WARN_ON_ONCE() from unprivileged users
  drm/msm/a6xx: fix a potential overflow issue
  Bluetooth: Only mark socket zapped after unlocking
  usb: ohci: Default to per-port over-current protection
  xfs: make sure the rt allocator doesn't run off the end
  opp: Prevent memory leak in dev_pm_opp_attach_genpd()
  reiserfs: only call unlock_new_inode() if I_NEW
  misc: rtsx: Fix memory leak in rtsx_pci_probe
  bpf: Limit caller's stack depth 256 for subprogs with tailcalls
  drm/panfrost: add amlogic reset quirk callback
  ath9k: hif_usb: fix race condition between usb_get_urb() and usb_kill_anchored_urbs()
  can: flexcan: flexcan_chip_stop(): add error handling and propagate error value
  usb: dwc3: simple: add support for Hikey 970
  USB: cdc-acm: handle broken union descriptors
  rtw88: increse the size of rx buffer size
  udf: Avoid accessing uninitialized data on failed inode read
  udf: Limit sparing table size
  usb: gadget: function: printer: fix use-after-free in __lock_acquire
  usb: dwc3: Add splitdisable quirk for Hisilicon Kirin Soc
  misc: vop: add round_up(x,4) for vring_size to avoid kernel panic
  mic: vop: copy data to kernel space then write to io memory
  scsi: target: core: Add CONTROL field for trace events
  scsi: mvumi: Fix error return in mvumi_io_attach()
  PM: hibernate: remove the bogus call to get_gendisk() in software_resume()
  mac80211: handle lack of sband->bitrates in rates
  ip_gre: set dev->hard_header_len and dev->needed_headroom properly
  ntfs: add check for mft record size in superblock
  media: venus: core: Fix runtime PM imbalance in venus_probe
  fs: dlm: fix configfs memory leak
  media: venus: fixes for list corruption
  media: saa7134: avoid a shift overflow
  mmc: sdio: Check for CISTPL_VERS_1 buffer size
  media: uvcvideo: Ensure all probed info is returned to v4l2
  x86/mce: Make mce_rdmsrl() panic on an inaccessible MSR
  media: media/pci: prevent memory leak in bttv_probe
  media: bdisp: Fix runtime PM imbalance on error
  media: platform: sti: hva: Fix runtime PM imbalance on error
  media: platform: s3c-camif: Fix runtime PM imbalance on error
  media: vsp1: Fix runtime PM imbalance on error
  media: exynos4-is: Fix a reference count leak
  media: exynos4-is: Fix a reference count leak due to pm_runtime_get_sync
  media: exynos4-is: Fix several reference count leaks due to pm_runtime_get_sync
  media: sti: Fix reference count leaks
  media: st-delta: Fix reference count leak in delta_run_work
  media: ati_remote: sanity check for both endpoints
  media: firewire: fix memory leak
  x86/mce: Add Skylake quirk for patrol scrub reported errors
  x86/asm: Replace __force_order with a memory clobber
  crypto: ccp - fix error handling
  block: ratelimit handle_bad_sector() message
  md/bitmap: fix memory leak of temporary bitmap
  i2c: core: Restore acpi_walk_dep_device_list() getting called after registering the ACPI i2c devs
  perf: correct SNOOPX field offset
  sched/features: Fix !CONFIG_JUMP_LABEL case
  NTB: hw: amd: fix an issue about leak system resources
  nvmet: fix uninitialized work for zero kato
  powerpc/pseries: Avoid using addr_to_pfn in real mode
  powerpc/powernv/dump: Fix race while processing OPAL dump
  lightnvm: fix out-of-bounds write to array devices->info[]
  ARM: dts: meson8: remove two invalid interrupt lines from the GPU node
  arm64: dts: zynqmp: Remove additional compatible string for i2c IPs
  ARM: OMAP2+: Restore MPU power domain if cpu_cluster_pm_enter() fails
  soc: fsl: qbman: Fix return value on success
  ARM: dts: owl-s500: Fix incorrect PPI interrupt specifiers
  arm64: dts: actions: limit address range for pinctrl node
  arm64: dts: renesas: r8a774c0: Fix MSIOF1 DMA channels
  arm64: dts: renesas: r8a77990: Fix MSIOF1 DMA channels
  arm64: dts: qcom: msm8916: Fix MDP/DSI interrupts
  arm64: dts: qcom: pm8916: Remove invalid reg size from wcd_codec
  arm64: dts: qcom: msm8916: Remove one more thermal trip point unit name
  arm64: dts: imx8mq: Add missing interrupts to GPC
  memory: fsl-corenet-cf: Fix handling of platform_get_irq() error
  memory: omap-gpmc: Fix build error without CONFIG_OF
  memory: omap-gpmc: Fix a couple off by ones
  arm64: dts: allwinner: h5: remove Mali GPU PMU module
  ARM: dts: sun8i: r40: bananapi-m2-ultra: Fix dcdc1 regulator
  ARM: s3c24xx: fix mmc gpio lookup tables
  ARM: at91: pm: of_node_put() after its usage
  ARM: dts: imx6sl: fix rng node
  arm64: dts: meson: vim3: correct led polarity
  netfilter: nf_fwd_netdev: clear timestamp in forwarding path
  netfilter: ebtables: Fixes dropping of small packets in bridge nat
  netfilter: conntrack: connection timeout after re-register
  scsi: bfa: Fix error return in bfad_pci_init()
  KVM: x86: emulating RDPID failure shall return #UD rather than #GP
  Input: sun4i-ps2 - fix handling of platform_get_irq() error
  Input: twl4030_keypad - fix handling of platform_get_irq() error
  Input: omap4-keypad - fix handling of platform_get_irq() error
  Input: ep93xx_keypad - fix handling of platform_get_irq() error
  Input: stmfts - fix a & vs && typo
  Input: imx6ul_tsc - clean up some errors in imx6ul_tsc_resume()
  SUNRPC: fix copying of multiple pages in gss_read_proxy_verf()
  clk: imx8mq: Fix usdhc parents order
  vfio iommu type1: Fix memory leak in vfio_iommu_type1_pin_pages
  vfio/pci: Clear token on bypass registration failure
  ext4: limit entries returned when counting fsmap records
  svcrdma: fix bounce buffers for unaligned offsets and multiple pages
  watchdog: sp5100: Fix definition of EFCH_PM_DECODEEN3
  watchdog: Use put_device on error
  watchdog: Fix memleak in watchdog_cdev_register
  clk: bcm2835: add missing release if devm_clk_hw_register fails
  clk: at91: clk-main: update key before writing AT91_CKGR_MOR
  module: statically initialize init section freeing data
  clk: mediatek: add UART0 clock support
  clk: rockchip: Initialize hw to error to avoid undefined behavior
  pwm: img: Fix null pointer access in probe
  clk: keystone: sci-clk: fix parsing assigned-clock data during probe
  clk: qcom: gcc-sdm660: Fix wrong parent_map
  vfio/pci: Decouple PCI_COMMAND_MEMORY bit checks from is_virtfn
  PCI/IOV: Mark VFs as not implementing PCI_COMMAND_MEMORY
  rpmsg: smd: Fix a kobj leak in in qcom_smd_parse_edge()
  PCI: iproc: Set affinity mask on MSI interrupts
  PCI: aardvark: Check for errors from pci_bridge_emul_init() call
  clk: meson: g12a: mark fclk_div2 as critical
  i2c: rcar: Auto select RESET_CONTROLLER
  mailbox: avoid timer start from callback
  rapidio: fix the missed put_device() for rio_mport_add_riodev
  rapidio: fix error handling path
  ramfs: fix nommu mmap with gaps in the page cache
  lib/crc32.c: fix trivial typo in preprocessor condition
  mm/page_owner: change split_page_owner to take a count
  RDMA/rxe: Handle skb_clone() failure in rxe_recv.c
  f2fs: wait for sysfs kobject removal before freeing f2fs_sb_info
  selftests/powerpc: Fix eeh-basic.sh exit codes
  maiblox: mediatek: Fix handling of platform_get_irq() error
  RDMA/rxe: Fix skb lifetime in rxe_rcv_mcast_pkt()
  IB/rdmavt: Fix sizeof mismatch
  cpufreq: powernv: Fix frame-size-overflow in powernv_cpufreq_reboot_notifier
  i3c: master: Fix error return in cdns_i3c_master_probe()
  powerpc/perf/hv-gpci: Fix starting index value
  powerpc/perf: Exclude pmc5/6 from the irrelevant PMU group constraints
  RDMA/ipoib: Set rtnl_link_ops for ipoib interfaces
  overflow: Include header file with SIZE_MAX declaration
  kdb: Fix pager search for multi-line strings
  mtd: spinand: gigadevice: Add QE Bit
  mtd: spinand: gigadevice: Only one dummy byte in QUADIO
  mtd: rawnand: vf610: disable clk on error handling path in probe
  RDMA/hns: Fix missing sq_sig_type when querying QP
  RDMA/hns: Fix the wrong value of rnr_retry when querying qp
  perf stat: Skip duration_time in setup_system_wide
  i40iw: Add support to make destroy QP synchronous
  RDMA/mlx5: Disable IB_DEVICE_MEM_MGT_EXTENSIONS if IB_WR_REG_MR can't work
  RDMA/hns: Set the unsupported wr opcode
  perf intel-pt: Fix "context_switch event has no tid" error
  RDMA/cma: Consolidate the destruction of a cma_multicast in one place
  RDMA/cma: Remove dead code for kernel rdmacm multicast
  powerpc/64s/radix: Fix mm_cpumask trimming race vs kthread_use_mm
  powerpc/tau: Disable TAU between measurements
  powerpc/tau: Check processor type before enabling TAU interrupt
  powerpc/tau: Remove duplicated set_thresholds() call
  powerpc/tau: Convert from timer to workqueue
  powerpc/tau: Use appropriate temperature sample interval
  powerpc/book3s64/hash/4k: Support large linear mapping range with 4K
  RDMA/qedr: Fix inline size returned for iWARP
  RDMA/qedr: Fix return code if accept is called on a destroyed qp
  RDMA/qedr: Fix use of uninitialized field
  RDMA/qedr: Fix qp structure memory leak
  RDMA/umem: Prevent small pages from being returned by ib_umem_find_best_pgsz()
  RDMA/umem: Fix ib_umem_find_best_pgsz() for mappings that cross a page boundary
  xfs: fix high key handling in the rt allocator's query_range function
  xfs: fix deadlock and streamline xfs_getfsmap performance
  xfs: limit entries returned when counting fsmap records
  ida: Free allocated bitmap in error path
  arc: plat-hsdk: fix kconfig dependency warning when !RESET_CONTROLLER
  ARM: 9007/1: l2c: fix prefetch bits init in L2X0_AUX_CTRL using DT values
  mtd: mtdoops: Don't write panic data twice
  RDMA/mlx5: Fix potential race between destroy and CQE poll
  pseries/drmem: don't cache node id in drmem_lmb struct
  powerpc/pseries: explicitly reschedule during drmem_lmb list traversal
  RDMA/umem: Fix signature of stub ib_umem_find_best_pgsz()
  RDMA/hns: Add a check for current state before modifying QP
  mtd: lpddr: fix excessive stack usage with clang
  RDMA/ucma: Add missing locking around rdma_leave_multicast()
  RDMA/ucma: Fix locking for ctx->events_reported
  powerpc/icp-hv: Fix missing of_node_put() in success path
  powerpc/pseries: Fix missing of_node_put() in rng_init()
  IB/mlx4: Adjust delayed work when a dup is observed
  IB/mlx4: Fix starvation in paravirt mux/demux
  i3c: master add i3c_master_attach_boardinfo to preserve boardinfo
  selftests/ftrace: Change synthetic event name for inter-event-combined test
  fs: fix NULL dereference due to data race in prepend_path()
  mm, oom_adj: don't loop through tasks in __set_oom_adj when not necessary
  mm/memcg: fix device private memcg accounting
  mm/swapfile.c: fix potential memory leak in sys_swapon
  netfilter: nf_log: missing vlan offload tag and proto
  net: korina: fix kfree of rx/tx descriptor array
  ipvs: clear skb->tstamp in forwarding path
  mwifiex: fix double free
  platform/x86: mlx-platform: Remove PSU EEPROM configuration
  ipmi_si: Fix wrong return value in try_smi_init()
  scsi: be2iscsi: Fix a theoretical leak in beiscsi_create_eqs()
  scsi: target: tcmu: Fix warning: 'page' may be used uninitialized
  usb: dwc2: Fix INTR OUT transfers in DDMA mode.
  nl80211: fix non-split wiphy information
  usb: gadget: u_ether: enable qmult on SuperSpeed Plus as well
  usb: gadget: f_ncm: fix ncm_bitrate for SuperSpeed and above.
  iwlwifi: mvm: split a print to avoid a WARNING in ROC
  mfd: sm501: Fix leaks in probe()
  net: enic: Cure the enic api locking trainwreck
  iio: adc: stm32-adc: fix runtime autosuspend delay when slow polling
  qtnfmac: fix resource leaks on unsupported iftype error return path
  ibmvnic: set up 200GBPS speed
  coresight: etm: perf: Fix warning caused by etm_setup_aux failure
  nl80211: fix OBSS PD min and max offset validation
  nvmem: core: fix possibly memleak when use nvmem_cell_info_to_nvmem_cell()
  HID: hid-input: fix stylus battery reporting
  ASoC: fsl_sai: Instantiate snd_soc_dai_driver
  slimbus: qcom-ngd-ctrl: disable ngd in qmi server down callback
  slimbus: core: do not enter to clock pause mode in core
  slimbus: core: check get_addr before removing laddr ida
  quota: clear padding in v2r1_mem2diskdqb()
  usb: dwc2: Fix parameter type in function pointer prototype
  ALSA: seq: oss: Avoid mutex lock for a long-time ioctl
  misc: mic: scif: Fix error handling path
  dmaengine: dmatest: Check list for emptiness before access its last entry
  ath6kl: wmi: prevent a shift wrapping bug in ath6kl_wmi_delete_pstream_cmd()
  spi: omap2-mcspi: Improve performance waiting for CHSTAT
  net: dsa: rtl8366rb: Support all 4096 VLANs
  ASoC: tlv320aic32x4: Fix bdiv clock rate derivation
  net: wilc1000: clean up resource in error path of init mon interface
  net: dsa: rtl8366: Skip PVID setting if not requested
  net: dsa: rtl8366: Refactor VLAN/PVID init
  net: dsa: rtl8366: Check validity of passed VLANs
  xhci: don't create endpoint debugfs entry before ring buffer is set.
  coresight: etm4x: Handle unreachable sink in perf mode
  drm: mxsfb: check framebuffer pitch
  cpufreq: armada-37xx: Add missing MODULE_DEVICE_TABLE
  net: stmmac: use netif_tx_start|stop_all_queues() function
  scsi: mpt3sas: Fix sync irqs
  net/mlx5: Don't call timecounter cyc2time directly from 1PPS flow
  pinctrl: mcp23s08: Fix mcp23x17 precious range
  pinctrl: mcp23s08: Fix mcp23x17_regmap initialiser
  iomap: Clear page error before beginning a write
  drm/panfrost: Ensure GPU quirks are always initialised
  drm/msm: Avoid div-by-zero in dpu_crtc_atomic_check()
  HID: roccat: add bounds checking in kone_sysfs_write_settings()
  ASoC: fsl: imx-es8328: add missing put_device() call in imx_es8328_probe()
  video: fbdev: radeon: Fix memleak in radeonfb_pci_register
  video: fbdev: sis: fix null ptr dereference
  video: fbdev: vga16fb: fix setting of pixclock because a pass-by-value error
  drivers/virt/fsl_hypervisor: Fix error handling path
  pwm: lpss: Add range limit check for the base_unit register value
  pwm: lpss: Fix off by one error in base_unit math in pwm_lpss_prepare()
  pty: do tty_flip_buffer_push without port->lock in pty_write
  tty: hvcs: Don't NULL tty->driver_data until hvcs_cleanup()
  tty: serial: earlycon dependency
  binder: Remove bogus warning on failed same-process transaction
  drm/crc-debugfs: Fix memleak in crc_control_write
  drm: panel: Fix bpc for OrtusTech COM43H4M85ULC panel
  mm/error_inject: Fix allow_error_inject function signatures.
  VMCI: check return value of get_user_pages_fast() for errors
  staging: emxx_udc: Fix passing of NULL to dma_alloc_coherent()
  backlight: sky81452-backlight: Fix refcount imbalance on error
  scsi: csiostor: Fix wrong return value in csio_hw_prep_fw()
  scsi: qla2xxx: Fix wrong return value in qla_nvme_register_hba()
  scsi: qla2xxx: Fix wrong return value in qlt_chk_unresolv_exchg()
  scsi: qla4xxx: Fix an error handling path in 'qla4xxx_get_host_stats()'
  drm/gma500: fix error check
  staging: rtl8192u: Do not use GFP_KERNEL in atomic context
  mwifiex: Do not use GFP_KERNEL in atomic context
  brcmfmac: check ndev pointer
  ASoC: qcom: lpass-cpu: fix concurrency issue
  ASoC: qcom: lpass-platform: fix memory leak
  wcn36xx: Fix reported 802.11n rx_highest rate wcn3660/wcn3680
  ath10k: Fix the size used in a 'dma_free_coherent()' call in an error handling path
  ath9k: Fix potential out of bounds in ath9k_htc_txcompletion_cb()
  ath6kl: prevent potential array overflow in ath6kl_add_new_sta()
  drm: panel: Fix bus format for OrtusTech COM43H4M85ULC panel
  drm/amd/display: Fix wrong return value in dm_update_plane_state()
  Bluetooth: hci_uart: Cancel init work before unregistering
  drm/vkms: fix xrgb on compute crc
  ath10k: provide survey info as accumulated data
  blk-mq: move cancel of hctx->run_work to the front of blk_exit_queue
  spi: spi-s3c64xx: Check return values
  spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath()
  pinctrl: bcm: fix kconfig dependency warning when !GPIOLIB
  regulator: resolve supply after creating regulator
  media: ti-vpe: Fix a missing check and reference count leak
  media: stm32-dcmi: Fix a reference count leak
  media: s5p-mfc: Fix a reference count leak
  media: camss: Fix a reference count leak.
  media: platform: fcp: Fix a reference count leak.
  media: rockchip/rga: Fix a reference count leak.
  media: rcar-vin: Fix a reference count leak.
  media: tc358743: cleanup tc358743_cec_isr
  media: tc358743: initialize variable
  media: mx2_emmaprp: Fix memleak in emmaprp_probe
  cypto: mediatek - fix leaks in mtk_desc_ring_alloc
  hwmon: (pmbus/max34440) Fix status register reads for MAX344{51,60,61}
  crypto: omap-sham - fix digcnt register handling with export/import
  media: rcar-csi2: Allocate v4l2_async_subdev dynamically
  media: rcar_drif: Allocate v4l2_async_subdev dynamically
  media: rcar_drif: Fix fwnode reference leak when parsing DT
  media: i2c: ov5640: Enable data pins on poweron for DVP mode
  media: i2c: ov5640: Separate out mipi configuration from s_power
  media: i2c: ov5640: Remain in power down for DVP mode unless streaming
  media: omap3isp: Fix memleak in isp_probe
  media: staging/intel-ipu3: css: Correctly reset some memory
  media: uvcvideo: Silence shift-out-of-bounds warning
  media: uvcvideo: Set media controller entity functions
  media: m5mols: Check function pointer in m5mols_sensor_power
  media: ov5640: Correct Bit Div register in clock tree diagram
  media: Revert "media: exynos4-is: Add missed check for pinctrl_lookup_state()"
  media: tuner-simple: fix regression in simple_set_radio_freq
  crypto: picoxcell - Fix potential race condition bug
  crypto: ixp4xx - Fix the size used in a 'dma_free_coherent()' call
  crypto: mediatek - Fix wrong return value in mtk_desc_ring_alloc()
  crypto: algif_skcipher - EBUSY on aio should be an error
  x86/events/amd/iommu: Fix sizeof mismatch
  x86/nmi: Fix nmi_handle() duration miscalculation
  perf/x86/intel/uncore: Reduce the number of CBOX counters
  perf/x86/intel/uncore: Update Ice Lake uncore units
  sched/fair: Fix wrong cpu selecting from isolated domain
  drivers/perf: thunderx2_pmu: Fix memory resource error handling
  drivers/perf: xgene_pmu: Fix uninitialized resource struct
  x86/fpu: Allow multiple bits in clearcpuid= parameter
  perf/x86/intel/ds: Fix x86_pmu_stop warning for large PEBS
  EDAC/ti: Fix handling of platform_get_irq() error
  EDAC/aspeed: Fix handling of platform_get_irq() error
  EDAC/i5100: Fix error handling order in i5100_init_one()
  crypto: caam/qi - add fallback for XTS with more than 8B IV
  crypto: algif_aead - Do not set MAY_BACKLOG on the async path
  ima: Don't ignore errors from crypto_shash_update()
  KVM: SVM: Initialize prev_ga_tag before use
  KVM: x86/mmu: Commit zap of remaining invalid pages when recovering lpages
  KVM: nVMX: Reload vmcs01 if getting vmcs12's pages fails
  KVM: nVMX: Reset the segment cache when stuffing guest segs
  SMB3: Resolve data corruption of TCP server info fields
  cifs: Return the error from crypt_message when enc/dec key not found.
  cifs: remove bogus debug code
  ALSA: hda/realtek: Enable audio jacks of ASUS D700SA with ALC887
  ALSA: hda/realtek - Add mute Led support for HP Elitebook 845 G7
  ALSA: hda/realtek - set mic to auto detect on a HP AIO machine
  ALSA: hda/realtek - The front Mic on a HP machine doesn't work
  icmp: randomize the global rate limiter
  tcp: fix to update snd_wl1 in bulk receiver fast path
  selftests: rtnetlink: load fou module for kci_test_encap_fou() test
  selftests: forwarding: Add missing 'rp_filter' configuration
  r8169: fix operation under forced interrupt threading
  nfc: Ensure presence of NFC_ATTR_FIRMWARE_NAME attribute in nfc_genl_fw_download()
  nexthop: Fix performance regression in nexthop deletion
  net/sched: act_tunnel_key: fix OOB write in case of IPv6 ERSPAN tunnels
  net: Properly typecast int values to set sk_max_pacing_rate
  net: hdlc_raw_eth: Clear the IFF_TX_SKB_SHARING flag after calling ether_setup
  net: hdlc: In hdlc_rcv, check to make sure dev is an HDLC device
  net: ftgmac100: Fix Aspeed ast2600 TX hang issue
  ibmvnic: save changed mac address to adapter->mac_addr
  chelsio/chtls: correct function return and return type
  chelsio/chtls: correct netdevice for vlan interface
  chelsio/chtls: fix socket lock
  nvme-pci: disable the write zeros command for Intel 600P/P3100
  ALSA: hda/hdmi: fix incorrect locking in hdmi_pcm_close
  ALSA: hda: fix jack detection with Realtek codecs when in D3
  ALSA: bebob: potential info leak in hwdep_read()
  binder: fix UAF when releasing todo list
  cxgb4: handle 4-tuple PEDIT to NAT mode translation
  r8169: fix data corruption issue on RTL8402
  net_sched: remove a redundant goto chain check
  net/ipv4: always honour route mtu during forwarding
  net: j1939: j1939_session_fresh_new(): fix missing initialization of skbcnt
  can: j1935: j1939_tp_tx_dat_new(): fix missing initialization of skbcnt
  can: m_can_platform: don't call m_can_class_suspend in runtime suspend
  socket: fix option SO_TIMESTAMPING_NEW
  tipc: fix the skb_unshare() in tipc_buf_append()
  net: usb: qmi_wwan: add Cellient MPL200 card
  net/tls: sendfile fails with ktls offload
  net/smc: fix valid DMBE buffer sizes
  net: fix pos incrementment in ipv6_route_seq_next
  net: fec: Fix PHY init after phy_reset_after_clk_enable()
  net: fec: Fix phy_device lookup for phy_reset_after_clk_enable()
  mlx4: handle non-napi callers to napi_poll
  ipv4: Restore flowi4_oif update before call to xfrm_lookup_route
  ibmveth: Identify ingress large send packets.
  ibmveth: Switch order of ibmveth_helper calls.
  Linux 5.4.72
  crypto: qat - check cipher length for aead AES-CBC-HMAC-SHA
  crypto: bcm - Verify GCM/CCM key length in setkey
  xen/events: don't use chip_data for legacy IRQs
  reiserfs: Fix oops during mount
  reiserfs: Initialize inode keys properly
  USB: serial: ftdi_sio: add support for FreeCalypso JTAG+UART adapters
  USB: serial: pl2303: add device-id for HP GC device
  staging: comedi: check validity of wMaxPacketSize of usb endpoints found
  USB: serial: option: Add Telit FT980-KS composition
  USB: serial: option: add Cellient MPL200 card
  media: usbtv: Fix refcounting mixup
  Bluetooth: Disconnect if E0 is used for Level 4
  Bluetooth: Fix update of connection state in `hci_encrypt_cfm`
  Bluetooth: Consolidate encryption handling in hci_encrypt_cfm
  Bluetooth: MGMT: Fix not checking if BT_HS is enabled
  Bluetooth: L2CAP: Fix calling sk_filter on non-socket based channel
  Bluetooth: A2MP: Fix not initializing all members
  ACPI: Always build evged in
  ARM: 8939/1: kbuild: use correct nm executable
  btrfs: take overcommit into account in inc_block_group_ro
  btrfs: don't pass system_chunk into can_overcommit
  perf cs-etm: Move definition of 'traceid_list' global variable from header file
  Linux 5.4.71
  net_sched: commit action insertions together
  net_sched: defer tcf_idr_insert() in tcf_action_init_1()
  net: usb: rtl8150: set random MAC address when set_ethernet_addr() fails
  Input: ati_remote2 - add missing newlines when printing module parameters
  net/mlx5e: Fix driver's declaration to support GRE offload
  net/tls: race causes kernel panic
  net/core: check length before updating Ethertype in skb_mpls_{push,pop}
  tcp: fix receive window update in tcp_add_backlog()
  mm: khugepaged: recalculate min_free_kbytes after memory hotplug as expected by khugepaged
  mmc: core: don't set limits.discard_granularity as 0
  perf: Fix task_function_call() error handling
  rxrpc: Fix server keyring leak
  rxrpc: The server keyring isn't network-namespaced
  rxrpc: Fix some missing _bh annotations on locking conn->state_lock
  rxrpc: Downgrade the BUG() for unsupported token type in rxrpc_read()
  rxrpc: Fix rxkad token xdr encoding
  net/mlx5e: Fix VLAN create flow
  net/mlx5e: Fix VLAN cleanup flow
  net/mlx5e: Add resiliency in Striding RQ mode for packets larger than MTU
  net/mlx5: Fix request_irqs error flow
  net/mlx5: Avoid possible free of command entry while timeout comp handler
  virtio-net: don't disable guest csum when disable LRO
  net: usb: ax88179_178a: fix missing stop entry in driver_info
  r8169: fix RTL8168f/RTL8411 EPHY config
  mlxsw: spectrum_acl: Fix mlxsw_sp_acl_tcam_group_add()'s error path
  mdio: fix mdio-thunder.c dependency & build error
  bonding: set dev->needed_headroom in bond_setup_by_slave()
  net: ethernet: cavium: octeon_mgmt: use phy_start and phy_stop
  iavf: Fix incorrect adapter get in iavf_resume
  iavf: use generic power management
  xfrm: Use correct address family in xfrm_state_find
  platform/x86: fix kconfig dependency warning for FUJITSU_LAPTOP
  net: stmmac: removed enabling eee in EEE set callback
  xfrm: clone whole liftime_cur structure in xfrm_do_migrate
  xfrm: clone XFRMA_SEC_CTX in xfrm_do_migrate
  xfrm: clone XFRMA_REPLAY_ESN_VAL in xfrm_do_migrate
  xfrm: clone XFRMA_SET_MARK in xfrm_do_migrate
  iommu/vt-d: Fix lockdep splat in iommu_flush_dev_iotlb()
  drm/amdgpu: prevent double kfree ttm->sg
  openvswitch: handle DNAT tuple collision
  net: team: fix memory leak in __team_options_register
  team: set dev->needed_headroom in team_setup_by_port()
  sctp: fix sctp_auth_init_hmacs() error path
  i2c: owl: Clear NACK and BUS error bits
  i2c: meson: fixup rate calculation with filter delay
  i2c: meson: fix clock setting overwrite
  cifs: Fix incomplete memory allocation on setxattr path
  xfrmi: drop ignore_df check before updating pmtu
  nvme-tcp: check page by sendpage_ok() before calling kernel_sendpage()
  tcp: use sendpage_ok() to detect misused .sendpage
  net: introduce helper sendpage_ok() in include/linux/net.h
  mm/khugepaged: fix filemap page_to_pgoff(page) != offset
  macsec: avoid use-after-free in macsec_handle_frame()
  nvme-core: put ctrl ref when module ref get fail
  btrfs: allow btrfs_truncate_block() to fallback to nocow for data space reservation
  btrfs: fix RWF_NOWAIT write not failling when we need to cow
  btrfs: Ensure we trim ranges across block group boundary
  btrfs: volumes: Use more straightforward way to calculate map length
  Btrfs: send, fix emission of invalid clone operations within the same file
  Btrfs: send, allow clone operations within the same file
  arm64: dts: stratix10: add status to qspi dts node
  i2c: i801: Exclude device from suspend direct complete optimization
  perf top: Fix stdio interface input handling with glibc 2.28+
  perf test session topology: Fix data path
  driver core: Fix probe_count imbalance in really_probe()
  platform/x86: thinkpad_acpi: re-initialize ACPI buffer size when reuse
  platform/x86: intel-vbtn: Switch to an allow-list for SW_TABLET_MODE reporting
  bpf: Prevent .BTF section elimination
  bpf: Fix sysfs export of empty BTF section
  platform/x86: thinkpad_acpi: initialize tp_nvram_state variable
  platform/x86: intel-vbtn: Fix SW_TABLET_MODE always reporting 1 on the HP Pavilion 11 x360
  Platform: OLPC: Fix memleak in olpc_ec_probe
  usermodehelper: reset umask to default before executing user process
  vhost: Use vhost_get_used_size() in vhost_vring_set_addr()
  vhost: Don't call access_ok() when using IOTLB
  drm/nouveau/mem: guard against NULL pointer access in mem_del
  net: wireless: nl80211: fix out-of-bounds access in nl80211_del_key()
  io_uring: Fix double list add in io_queue_async_work()
  io_uring: Fix remove irrelevant req from the task_list
  io_uring: Fix missing smp_mb() in io_cancel_async_work()
  io_uring: Fix resource leaking when kill the process
  Revert "ravb: Fixed to be able to unload modules"
  fbcon: Fix global-out-of-bounds read in fbcon_get_font()
  Fonts: Support FONT_EXTRA_WORDS macros for built-in fonts
  fbdev, newport_con: Move FONT_EXTRA_WORDS macros into linux/font.h
  Linux 5.4.70
  netfilter: ctnetlink: add a range check for l3/l4 protonum
  ep_create_wakeup_source(): dentry name can change under you...
  epoll: EPOLL_CTL_ADD: close the race in decision to take fast path
  epoll: replace ->visited/visited_list with generation count
  epoll: do not insert into poll queues until all sanity checks are done
  nvme: consolidate chunk_sectors settings
  nvme: Introduce nvme_lba_to_sect()
  nvme: Cleanup and rename nvme_block_nr()
  mm: don't rely on system state to detect hot-plug operations
  mm: replace memmap_context by meminit_context
  block/diskstats: more accurate approximation of io_ticks for slow disks
  random32: Restore __latent_entropy attribute on net_rand_state
  scripts/dtc: only append to HOST_EXTRACFLAGS instead of overwriting
  Input: trackpoint - enable Synaptics trackpoints
  i2c: cpm: Fix i2c_ram structure
  gpio: aspeed: fix ast2600 bank properties
  gpio/aspeed-sgpio: don't enable all interrupts by default
  gpio/aspeed-sgpio: enable access to all 80 input & output sgpios
  iommu/exynos: add missing put_device() call in exynos_iommu_of_xlate()
  clk: samsung: exynos4: mark 'chipid' clock as CLK_IGNORE_UNUSED
  clk: tegra: Always program PLL_E when enabled
  nfs: Fix security label length not being reset
  pinctrl: mvebu: Fix i2c sda definition for 98DX3236
  phy: ti: am654: Fix a leak in serdes_am654_probe()
  gpio: sprd: Clear interrupt when setting the type as edge
  nvme-fc: fail new connections to a deleted host or remote port
  nvme-pci: fix NULL req in completion handler
  spi: fsl-espi: Only process interrupts for expected events
  tools/io_uring: fix compile breakage
  tracing: Make the space reserved for the pid wider
  mac80211: do not allow bigger VHT MPDUs than the hardware supports
  mac80211: Fix radiotap header channel flag for 6GHz band
  drivers/net/wan/hdlc: Set skb->protocol before transmitting
  drivers/net/wan/lapbether: Make skb->protocol consistent with the header
  fuse: fix the ->direct_IO() treatment of iov_iter
  nvme-core: get/put ctrl and transport module in nvme_dev_open/release()
  rndis_host: increase sleep time in the query-response loop
  net: dec: de2104x: Increase receive ring size for Tulip
  drm/sun4i: mixer: Extend regmap max_register
  drivers/net/wan/hdlc_fr: Add needed_headroom for PVC devices
  libbpf: Remove arch-specific include path in Makefile
  clocksource/drivers/timer-gx6605s: Fixup counter reload
  drm/amdgpu: restore proper ref count in amdgpu_display_crtc_set_config
  memstick: Skip allocating card when removing host
  ftrace: Move RCU is watching check after recursion check
  iio: adc: qcom-spmi-adc5: fix driver name
  Input: i8042 - add nopnp quirk for Acer Aspire 5 A515
  xfs: trim IO to found COW extent limit
  net: virtio_vsock: Enhance connection semantics
  vsock/virtio: add transport parameter to the virtio_transport_reset_no_sock()
  clk: socfpga: stratix10: fix the divider for the emac_ptp_free_clk
  gpio: tc35894: fix up tc35894 interrupt configuration
  gpio: mockup: fix resource leak in error path
  gpio: siox: explicitly support only threaded irqs
  USB: gadget: f_ncm: Fix NDP16 datagram validation
  mmc: sdhci: Workaround broken command queuing on Intel GLK based IRBIS models
  btrfs: fix filesystem corruption after a device replace
  Revert "opp: Replace list_kref with a local counter"
  Revert "opp: Increase parsed_static_opps in _of_add_opp_table_v1()"
  Revert "mmc: core: Fix size overflow for mmc partitions"
  Revert "exec: Add exec_update_mutex to replace cred_guard_mutex"
  Revert "exec: Fix a deadlock in strace"
  Revert "selftests/ptrace: add test cases for dead-locks"
  Revert "kernel/kcmp.c: Use new infrastructure to fix deadlocks in execve"
  Revert "proc: Use new infrastructure to fix deadlocks in execve"
  Revert "proc: io_accounting: Use new infrastructure to fix deadlocks in execve"
  Revert "perf: Use new infrastructure to fix deadlocks in execve"
  Linux 5.4.69
  ata: sata_mv, avoid trigerrable BUG_ON
  ata: make qc_prep return ata_completion_errors
  ata: define AC_ERR_OK
  kprobes: Fix compiler warning for !CONFIG_KPROBES_ON_FTRACE
  dm: fix bio splitting and its bio completion order for regular IO
  KVM: arm64: Assume write fault on S1PTW permission fault on instruction fetch
  s390/zcrypt: Fix ZCRYPT_PERDEV_REQCNT ioctl
  mm/gup: fix gup_fast with dynamic page table folding
  mm, THP, swap: fix allocating cluster for swapfile by mistake
  dmabuf: fix NULL pointer dereference in dma_buf_release()
  btrfs: fix overflow when copying corrupt csums for a message
  kprobes: tracing/kprobes: Fix to kill kprobes on initmem after boot
  kprobes: Fix to check probe enabled before disarm_kprobe_ftrace()
  s390/dasd: Fix zero write for FBA devices
  tracing: fix double free
  lib/string.c: implement stpcpy
  ALSA: hda/realtek: Enable front panel headset LED on Lenovo ThinkStation P520
  ALSA: hda/realtek - Couldn't detect Mic if booting with headset plugged
  ALSA: usb-audio: Add delay quirk for H570e USB headsets
  scsi: lpfc: Fix initial FLOGI failure due to BBSCN not supported
  x86/ioapic: Unbreak check_timer()
  arch/x86/lib/usercopy_64.c: fix __copy_user_flushcache() cache writeback
  mm: validate pmd after splitting
  KVM: SVM: Add a dedicated INVD intercept routine
  KVM: x86: Reset MMU context if guest toggles CR4.SMAP or CR4.PKE
  regulator: axp20x: fix LDO2/4 description
  MIPS: Add the missing 'CPU_1074K' into __get_cpu_type()
  regmap: fix page selection for noinc writes
  regmap: fix page selection for noinc reads
  ALSA: asihpi: fix iounmap in error handler
  lib80211: fix unmet direct dependendices config warning when !CRYPTO
  bpf: Fix a rcu warning for bpffs map pretty-print
  batman-adv: mcast: fix duplicate mcast packets from BLA backbone to mesh
  batman-adv: mcast: fix duplicate mcast packets in BLA backbone from mesh
  batman-adv: mcast: fix duplicate mcast packets in BLA backbone from LAN
  nvme-tcp: fix kconfig dependency warning when !CRYPTO
  batman-adv: Add missing include for in_interrupt()
  drm/sun4i: sun8i-csc: Secondary CSC register correction
  net: qed: RDMA personality shouldn't fail VF load
  net: qede: Disable aRFS for NPAR and 100G
  net: qed: Disable aRFS for NPAR and 100G
  drm/vc4/vc4_hdmi: fill ASoC card owner
  bpf: Fix clobbering of r2 in bpf_gen_ld_abs
  mac802154: tx: fix use-after-free
  netfilter: conntrack: nf_conncount_init is failing with IPv6 disabled
  batman-adv: mcast/TT: fix wrongly dropped or rerouted packets
  atm: eni: fix the missed pci_disable_device() for eni_init_one()
  batman-adv: bla: fix type misuse for backbone_gw hash indexing
  mwifiex: Increase AES key storage size to 256 bits
  clocksource/drivers/h8300_timer8: Fix wrong return value in h8300_8timer_init()
  ieee802154/adf7242: check status of adf7242_read_reg
  ieee802154: fix one possible memleak in ca8210_dev_com_init
  objtool: Fix noreturn detection for ignored functions
  i2c: core: Call i2c_acpi_install_space_handler() before i2c_acpi_register_devices()
  drm/amdgpu/dc: Require primary plane to be enabled whenever the CRTC is
  drm/amd/display: update nv1x stutter latencies
  drm/amdkfd: fix a memory leak issue
  EDAC/ghes: Check whether the driver is on the safe list correctly
  lockdep: fix order in trace_hardirqs_off_caller()
  s390/init: add missing __init annotations
  i2c: aspeed: Mask IRQ status to relevant bits
  RISC-V: Take text_mutex in ftrace_init_nop()
  ASoC: Intel: bytcr_rt5640: Add quirk for MPMAN Converter9 2-in-1
  ASoC: wm8994: Ensure the device is resumed in wm89xx_mic_detect functions
  ASoC: wm8994: Skip setting of the WM8994_MICBIAS register for WM1811
  ASoC: pcm3168a: ignore 0 Hz settings
  device_cgroup: Fix RCU list debugging warning
  nvme: explicitly update mpath disk capacity on revalidation
  net: openvswitch: use div_u64() for 64-by-32 divisions
  ALSA: hda: Workaround for spurious wakeups on some Intel platforms
  ALSA: hda: Always use jackpoll helper for jack update after resume
  perf parse-events: Use strcmp() to compare the PMU name
  opp: Increase parsed_static_opps in _of_add_opp_table_v1()
  mt76: fix LED link time failure
  ubi: fastmap: Free unused fastmap anchor peb during detach
  scsi: qla2xxx: Retry PLOGI on FC-NVMe PRLI failure
  perf tests: Fix test 68 zstd compression for s390
  btrfs: qgroup: fix data leak caused by race between writeback and truncate
  vfio/pci: fix racy on error and request eventfd ctx
  selftests/x86/syscall_nt: Clear weird flags after each test
  scsi: libfc: Skip additional kref updating work event
  scsi: libfc: Handling of extra kref
  mac80211: skip mpath lookup also for control port tx
  nvme: fix possible deadlock when I/O is blocked
  cifs: Fix double add page to memcg when cifs_readpages
  vfio/pci: Clear error and request eventfd ctx after releasing
  NFS: nfs_xdr_status should record the procedure name
  x86/speculation/mds: Mark mds_user_clear_cpu_buffers() __always_inline
  mtd: parser: cmdline: Support MTD names containing one or more colons
  rapidio: avoid data race between file operation callbacks and mport_cdev_add().
  mm: memcontrol: fix stat-corrupting race in charge moving
  mm/swap_state: fix a data race in swapin_nr_pages
  ceph: fix potential race in ceph_check_caps
  PCI: tegra: Fix runtime PM imbalance on error
  mtd: rawnand: omap_elm: Fix runtime PM imbalance on error
  mtd: rawnand: gpmi: Fix runtime PM imbalance on error
  wlcore: fix runtime pm imbalance in wlcore_regdomain_config
  wlcore: fix runtime pm imbalance in wl1271_tx_work
  ASoC: img-i2s-out: Fix runtime PM imbalance on error
  PCI: tegra194: Fix runtime PM imbalance on error
  perf kcore_copy: Fix module map when there are no modules loaded
  perf metricgroup: Free metric_events on error
  perf util: Fix memory leak of prefix_if_not_in
  perf stat: Fix duration_time value for higher intervals
  perf trace: Fix the selection for architectures to generate the errno name tables
  perf evsel: Fix 2 memory leaks
  KVM: PPC: Book3S HV: Close race with page faults around memslot flushes
  vfio/pci: fix memory leaks of eventfd ctx
  gpio: rcar: Fix runtime PM imbalance on error
  btrfs: fix double __endio_write_update_ordered in direct I/O
  btrfs: don't force read-only after error in drop snapshot
  usb: dwc3: Increase timeout for CmdAct cleared by device controller
  printk: handle blank console arguments passed in.
  drm/nouveau/dispnv50: fix runtime pm imbalance on error
  drm/nouveau: fix runtime pm imbalance on error
  drm/nouveau/debugfs: fix runtime pm imbalance on error
  e1000: Do not perform reset in reset_task if we are already down
  drm/amdkfd: fix restore worker race condition
  arm64/cpufeature: Drop TraceFilt feature exposure from ID_DFR0 register
  scsi: cxlflash: Fix error return code in cxlflash_probe()
  arm64: acpi: Make apei_claim_sea() synchronise with APEI's irq work
  coresight: etm4x: Fix use-after-free of per-cpu etm drvdata
  USB: EHCI: ehci-mv: fix less than zero comparison of an unsigned int
  fuse: update attr_version counter on fuse_notify_inval_inode()
  fuse: don't check refcount after stealing page
  svcrdma: Fix backchannel return code
  powerpc/traps: Make unrecoverable NMIs die instead of panic
  ipmi:bt-bmc: Fix error handling and status check
  drm/exynos: dsi: Remove bridge node reference in error handling path in probe function
  ALSA: hda: Fix potential race in unsol event handler
  tty: serial: samsung: Correct clock selection logic
  tipc: fix memory leak in service subscripting
  KVM: x86: handle wrap around 32-bit address space
  USB: EHCI: ehci-mv: fix error handling in mv_ehci_probe()
  Bluetooth: Handle Inquiry Cancel error after Inquiry Complete
  phy: samsung: s5pv210-usb2: Add delay after reset
  power: supply: max17040: Correct voltage reading
  i2c: tegra: Restore pinmux on system resume
  mm/slub: fix incorrect interpretation of s->offset
  perf mem2node: Avoid double free related to realloc
  media: venus: vdec: Init registered list unconditionally
  atm: fix a memory leak of vcc->user_back
  devlink: Fix reporter's recovery condition
  dt-bindings: sound: wm8994: Correct required supplies based on actual implementaion
  dpaa2-eth: fix error return code in setup_dpni()
  sched/fair: Eliminate bandwidth race between throttling and distribution
  arm64: cpufeature: Relax checks for AArch32 support at EL[0-2]
  sparc64: vcc: Fix error return code in vcc_probe()
  staging:r8188eu: avoid skb_clone for amsdu to msdu conversion
  scsi: aacraid: Fix error handling paths in aac_probe_one()
  net: openvswitch: use u64 for meter bucket
  KVM: arm64: vgic-its: Fix memory leak on the error path of vgic_add_lpi()
  KVM: arm64: vgic-v3: Retire all pending LPIs on vcpu destroy
  drivers: char: tlclk.c: Avoid data race between init and interrupt handler
  bdev: Reduce time holding bd_mutex in sync in blkdev_close()
  perf stat: Force error in fallback on :k events
  KVM: Remove CREATE_IRQCHIP/SET_PIT2 race
  btrfs: fix setting last_trans for reloc roots
  serial: uartps: Wait for tx_empty in console setup
  scsi: qedi: Fix termination timeouts in session logout
  ALSA: hda: Skip controller resume if not needed
  mm/mmap.c: initialize align_offset explicitly for vm_unmapped_area
  drm/amdgpu/sriov add amdgpu_amdkfd_pre_reset in gpu reset
  workqueue: Remove the warning in wq_worker_sleeping()
  nvmet-rdma: fix double free of rdma queue
  SUNRPC: Don't start a timer on an already queued rpc task
  mm/vmscan.c: fix data races using kswapd_classzone_idx
  mm/swapfile: fix data races in try_to_unuse()
  mm/filemap.c: clear page error before actual read
  mm/kmemleak.c: use address-of operator on section symbols
  powerpc/perf: Implement a global lock to avoid races between trace, core and thread imc events.
  drm/amdgpu/vcn2.0: stall DPG when WPTR/RPTR reset
  NFS: Fix races nfs_page_group_destroy() vs nfs_destroy_unlinked_subrequests()
  PCI: pciehp: Fix MSI interrupt race
  ALSA: usb-audio: Fix case when USB MIDI interface has more than one extra endpoint descriptor
  ubifs: Fix out-of-bounds memory access caused by abnormal value of node_len
  ubifs: ubifs_add_orphan: Fix a memory leak bug
  ubifs: ubifs_jnl_write_inode: Fix a memory leak bug
  PCI: Use ioremap(), not phys_to_virt() for platform ROM
  netfilter: nf_tables: silence a RCU-list warning in nft_table_lookup()
  svcrdma: Fix leak of transport addresses
  SUNRPC: Fix a potential buffer overflow in 'svc_print_xprts()'
  scsi: hpsa: correct race condition in offload enabled
  IB/iser: Always check sig MR before putting it to the free pool
  RDMA/rxe: Set sys_image_guid to be aligned with HW IB devices
  xfs: prohibit fs freezing when using empty transactions
  brcmfmac: Fix double freeing in the fmac usb data path
  nvme: Fix controller creation races with teardown flow
  nvme: Fix ctrl use-after-free during sysfs deletion
  nvme-multipath: do not reset on unknown status
  perf: Use new infrastructure to fix deadlocks in execve
  proc: io_accounting: Use new infrastructure to fix deadlocks in execve
  proc: Use new infrastructure to fix deadlocks in execve
  kernel/kcmp.c: Use new infrastructure to fix deadlocks in execve
  selftests/ptrace: add test cases for dead-locks
  exec: Fix a deadlock in strace
  exec: Add exec_update_mutex to replace cred_guard_mutex
  tools: gpio-hammer: Avoid potential overflow in main
  cpufreq: powernv: Fix frame-size-overflow in powernv_cpufreq_work_fn
  net: axienet: Propagate failure of DMA descriptor setup
  net: axienet: Convert DMA error handler to a work queue
  perf cpumap: Fix snprintf overflow check
  serial: 8250: 8250_omap: Terminate DMA before pushing data on RX timeout
  serial: 8250_omap: Fix sleeping function called from invalid context during probe
  serial: 8250_port: Don't service RX FIFO if throttled
  r8169: improve RTL8168b FIFO overflow workaround
  btrfs: free the reloc_control in a consistent way
  btrfs: do not init a reloc root if we aren't relocating
  perf parse-events: Fix 3 use after frees found with clang ASAN
  KVM: LAPIC: Mark hrtimer for period or oneshot mode to expire in hard interrupt context
  thermal: rcar_thermal: Handle probe error gracefully
  tracing: Use address-of operator on section symbols
  drm/msm/a5xx: Always set an OPP supported hardware value
  drm/msm: fix leaks if initialization fails
  KVM: PPC: Book3S HV: Treat TM-related invalid form instructions on P9 like the valid ones
  intel_th: Disallow multi mode on devices where it's broken
  RDMA/cm: Remove a race freeing timewait_info
  nfsd: Don't add locks to closed or closing open stateids
  rtc: ds1374: fix possible race condition
  rtc: sa1100: fix possible race condition
  tpm: ibmvtpm: Wait for buffer to be set before proceeding
  ext4: mark block bitmap corrupted when found instead of BUGON
  xfs: mark dir corrupt when lookup-by-hash fails
  xfs: don't ever return a stale pointer from __xfs_dir3_free_read
  tty: sifive: Finish transmission before changing the clock
  media: tda10071: fix unsigned sign extension overflow
  Bluetooth: L2CAP: handle l2cap config request during open state
  scsi: aacraid: Disabling TM path and only processing IOP reset
  ath10k: use kzalloc to read for ath10k_sdio_hif_diag_read
  perf cs-etm: Correct synthesizing instruction samples
  perf cs-etm: Swap packets for instruction samples
  s390/irq: replace setup_irq() by request_irq()
  cpu-topology: Fix the potential data corruption
  clk: imx: Fix division by zero warning on pfdv2
  drm/amd/display: Stop if retimer is not available
  ARM: OMAP2+: Handle errors for cpu_pm
  drm/amdgpu: increase atombios cmd timeout
  mm: avoid data corruption on CoW fault into PFN-mapped VMA
  perf jevents: Fix leak of mapfile memory
  ext4: fix a data race at inode->i_disksize
  drm/amd/display: fix image corruption with ODM 2:1 DSC 2 slice
  powerpc/book3s64: Fix error handling in mm_iommu_do_alloc()
  timekeeping: Prevent 32bit truncation in scale64_check_overflow()
  Bluetooth: guard against controllers sending zero'd events
  media: go7007: Fix URB type for interrupt handling
  ASoC: SOF: ipc: check ipc return value before data copy
  bus: hisi_lpc: Fixup IO ports addresses to avoid use-after-free in host removal
  random: fix data races at timer_rand_state
  firmware: arm_sdei: Use cpus_read_lock() to avoid races with cpuhp
  iavf: use tc_cls_can_offload_and_chain0() instead of chain check
  drm/omap: dss: Cleanup DSS ports on initialisation failure
  drm/amd/display: dal_ddc_i2c_payloads_create can fail causing panic
  soundwire: bus: disable pm_runtime in sdw_slave_delete
  dmaengine: tegra-apb: Prevent race conditions on channel's freeing
  dmaengine: stm32-dma: use vchan_terminate_vdesc() in .terminate_all
  bpf: Remove recursion prevention from rcu free callback
  x86/pkeys: Add check for pkey "overflow"
  media: staging/imx: Missing assignment in imx_media_capture_device_register()
  dmaengine: stm32-mdma: use vchan_terminate_vdesc() in .terminate_all
  KVM: nVMX: Hold KVM's srcu lock when syncing vmcs12->shadow
  KVM: x86: fix incorrect comparison in trace event
  RDMA/rxe: Fix configuration of atomic queue pair attributes
  perf test: Fix test trace+probe_vfs_getname.sh on s390
  ALSA: usb-audio: Don't create a mixer element with bogus volume range
  mt76: fix handling full tx queues in mt76_dma_tx_queue_skb_raw
  mt76: clear skb pointers from rx aggregation reorder buffer during cleanup
  crypto: chelsio - This fixes the kernel panic which occurs during a libkcapi test
  clk: stratix10: use do_div() for 64-bit calculation
  locking/lockdep: Decrement IRQ context counters when removing lock chain
  drm/omap: fix possible object reference leak
  scsi: lpfc: Fix coverity errors in fmdi attribute handling
  scsi: lpfc: Fix release of hwq to clear the eq relationship
  scsi: lpfc: Fix RQ buffer leakage when no IOCBs available
  selinux: sel_avc_get_stat_idx should increase position index
  audit: CONFIG_CHANGE don't log internal bookkeeping as an event
  drm/amd/display: fix workaround for incorrect double buffer register for DLG ADL and TTU
  nfsd: Fix a perf warning
  skbuff: fix a data race in skb_queue_len()
  ALSA: hda: Clear RIRB status before reading WP
  KVM: fix overflow of zero page refcount with ksm running
  Bluetooth: prefetch channel before killing sock
  mm: pagewalk: fix termination condition in walk_pte_range()
  mm/swapfile.c: swap_next should increase position index
  Bluetooth: Fix refcount use-after-free issue
  tools/power/x86/intel_pstate_tracer: changes for python 3 compatibility
  selftests/ftrace: fix glob selftest
  ceph: ensure we have a new cap before continuing in fill_inode
  ar5523: Add USB ID of SMCWUSBT-G2 wireless adapter
  ARM: 8948/1: Prevent OOB access in stacktrace
  tracing: Set kernel_stack's caller size properly
  Bluetooth: btrtl: Use kvmalloc for FW allocations
  powerpc/eeh: Only dump stack once if an MMIO loop is detected
  nfsd: Fix a soft lockup race in nfsd_file_mark_find_or_create()
  s390/cpum_sf: Use kzalloc and minor changes
  dmaengine: zynqmp_dma: fix burst length configuration
  btrfs: tree-checker: Check leaf chunk item size
  i2c: tegra: Prevent interrupt triggering after transfer timeout
  drm/amd/display: Initialize DSC PPS variables to 0
  scsi: ufs: Fix a race condition in the tracing code
  scsi: ufs: Make ufshcd_add_command_trace() easier to read
  ACPI: EC: Reference count query handlers under lock
  sctp: move trace_sctp_probe_path into sctp_outq_sack
  scsi: lpfc: Fix incomplete NVME discovery when target
  scsi: qla2xxx: Fix stuck session in GNL
  opp: Replace list_kref with a local counter
  media: ti-vpe: cal: Restrict DMA to avoid memory corruption
  drm/scheduler: Avoid accessing freed bad job.
  seqlock: Require WRITE_ONCE surrounding raw_seqcount_barrier
  drm/mcde: Handle pending vblank while disabling display
  ipv6_route_seq_next should increase position index
  rt_cpu_seq_next should increase position index
  neigh_stat_seq_next() should increase position index
  vcc_seq_next should increase position index
  tipc: fix link overflow issue at socket shutdown
  ALSA: hda: enable regmap internal locking
  xfs: fix log reservation overflows when allocating large rt extents
  module: Remove accidental change of module_enable_x()
  KVM: arm/arm64: vgic: Fix potential double free dist->spis in __kvm_vgic_destroy()
  kernel/sys.c: avoid copying possible padding bytes in copy_to_user
  kernel/notifier.c: intercept duplicate registrations to avoid infinite loops
  selftests/bpf: De-flake test_tcpbpf
  arm64: insn: consistently handle exit text
  drm/amdgpu: fix calltrace during kmd unload(v3)
  xfs: fix realtime file data space leak
  s390: avoid misusing CALL_ON_STACK for task stack setup
  xtensa: fix system_call interaction with ptrace
  ASoC: max98090: remove msleep in PLL unlocked workaround
  f2fs: stop GC when the victim becomes fully valid
  CIFS: Properly process SMB3 lease breaks
  CIFS: Use common error handling code in smb2_ioctl_query_info()
  SUNRPC: Capture completion of all RPC tasks
  debugfs: Fix !DEBUG_FS debugfs_create_automount
  mt76: add missing locking around ampdu action
  mt76: do not use devm API for led classdev
  scsi: pm80xx: Cleanup command when a reset times out
  gfs2: clean up iopen glock mess in gfs2_create_inode
  mmc: core: Fix size overflow for mmc partitions
  ubi: Fix producing anchor PEBs
  RDMA/iw_cgxb4: Fix an error handling path in 'c4iw_connect()'
  xfs: fix attr leaf header freemap.size underflow
  fix dget_parent() fastpath race
  PCI: Avoid double hpmemsize MMIO window assignment
  RDMA/i40iw: Fix potential use after free
  RDMA/qedr: Fix potential use after free
  x86/kdump: Always reserve the low 1M when the crashkernel option is specified
  dmaengine: mediatek: hsdma_probe: fixed a memory leak when devm_request_irq fails
  bcache: fix a lost wake-up problem caused by mca_cannibalize_lock
  tracing: Adding NULL checks for trace_array descriptor pointer
  tracing: Verify if trace array exists before destroying it.
  tpm_crb: fix fTPM on AMD Zen+ CPUs
  drm/amdgpu/powerplay/smu7: fix AVFS handling with custom powerplay table
  mfd: mfd-core: Protect against NULL call-back function pointer
  mtd: cfi_cmdset_0002: don't free cfi->cfiq in error path of cfi_amdstd_setup()
  ice: Fix to change Rx/Tx ring descriptor size via ethtool with DCBx
  drm/amdgpu/powerplay: fix AVFS handling with custom powerplay table
  clk/ti/adpll: allocate room for terminating null
  f2fs: avoid kernel panic on corruption test
  iomap: Fix overflow in iomap_page_mkwrite
  dax: Fix alloc_dax_region() compile warning
  net: silence data-races on sk_backlog.tail
  powerpc/64s: Always disable branch profiling for prom_init.o
  scsi: lpfc: Fix kernel crash at lpfc_nvme_info_show during remote port bounce
  scsi: fnic: fix use after free
  PM / devfreq: tegra30: Fix integer overflow on CPU's freq max out
  dm table: do not allow request-based DM to stack on partitions
  leds: mlxreg: Fix possible buffer overflow
  xfs: properly serialise fallocate against AIO+DIO
  drm/amd/display: Free gamma after calculating legacy transfer function
  media: smiapp: Fix error handling at NVM reading
  soundwire: intel/cadence: fix startup sequence
  ASoC: kirkwood: fix IRQ error handling
  gma/gma500: fix a memory disclosure bug due to uninitialized bytes
  xfs: fix inode fork extent count overflow
  m68k: q40: Fix info-leak in rtc_ioctl
  scsi: aacraid: fix illegal IO beyond last LBA
  mm: fix double page fault on arm64 if PTE_AF is cleared
  PCI/IOV: Serialize sysfs sriov_numvfs reads vs writes
  ath10k: fix memory leak for tpc_stats_final
  ath10k: fix array out-of-bounds access
  scsi: qla2xxx: Add error handling for PLOGI ELS passthrough
  dma-fence: Serialise signal enabling (dma_fence_enable_sw_signaling)
  drm/amdkfd: Fix race in gfx10 context restore handler
  drm/amd/display: Do not double-buffer DTO adjustments
  media: mc-device.c: fix memleak in media_device_register_entity
  selinux: allow labeling before policy is loaded
  scsi: mpt3sas: Free diag buffer without any status check
  scsi: lpfc: Fix pt2pt discovery on SLI3 HBAs
  kernel/sysctl-test: Add null pointer test for sysctl.c:proc_dointvec()
  Linux 5.4.68
  iommu/amd: Use cmpxchg_double() when updating 128-bit IRTE
  mm: memcg: fix memcg reclaim soft lockup
  net: add __must_check to skb_put_padto()
  net: qrtr: check skb_put_padto() return value
  net: phy: Do not warn in phy_stop() on PHY_DOWN
  net: phy: Avoid NPD upon phy_detach() when driver is unbound
  net: lantiq: Disable IRQs only if NAPI gets scheduled
  net: lantiq: Use napi_complete_done()
  net: lantiq: use netif_tx_napi_add() for TX NAPI
  net: lantiq: Wake TX queue again
  bnxt_en: Protect bnxt_set_eee() and bnxt_set_pauseparam() with mutex.
  bnxt_en: return proper error codes in bnxt_show_temp
  net/mlx5e: TLS, Do not expose FPGA TLS counter if not supported
  net/mlx5e: Enable adding peer miss rules only if merged eswitch is supported
  tipc: use skb_unshare() instead in tipc_buf_append()
  tipc: fix shutdown() of connection oriented socket
  tipc: Fix memory leak in tipc_group_create_member()
  taprio: Fix allowing too small intervals
  nfp: use correct define to return NONE fec
  net: sctp: Fix IPv6 ancestor_size calc in sctp_copy_descendant
  net: sch_generic: aviod concurrent reset and enqueue op for lockless qdisc
  net/mlx5: Fix FTE cleanup
  net: ipv6: fix kconfig dependency warning for IPV6_SEG6_HMAC
  net: Fix bridge enslavement failure
  net: dsa: rtl8366: Properly clear member config
  net: DCB: Validate DCB_ATTR_DCB_BUFFER argument
  net: bridge: br_vlan_get_pvid_rcu() should dereference the VLAN group under RCU
  ipv6: avoid lockdep issue in fib6_del()
  ipv4: Update exception handling for multipath routes via same device
  ipv4: Initialize flowi4_multipath_hash in data path
  ip: fix tos reflection in ack and reset packets
  hdlc_ppp: add range checks in ppp_cp_parse_cr()
  geneve: add transport ports in route lookup for geneve
  cxgb4: Fix offset when clearing filter byte counters
  cxgb4: fix memory leak during module unload
  bnxt_en: Fix NULL ptr dereference crash in bnxt_fw_reset_task()
  bnxt_en: Avoid sending firmware messages when AER error is detected.
  act_ife: load meta modules before tcf_idr_check_alloc()
  mm/thp: fix __split_huge_pmd_locked() for migration PMD
  kprobes: fix kill kprobe which has been marked as gone
  ibmvnic: add missing parenthesis in do_reset()
  ibmvnic fix NULL tx_pools and rx_tools issue at do_reset
  af_key: pfkey_dump needs parameter validation
  Revert "ehci-hcd: Move include to keep CRC stable"
  Linux 5.4.67
  dax: Fix compilation for CONFIG_DAX && !CONFIG_FS_DAX
  dm: Call proper helper to determine dax support
  mm/memory_hotplug: drain per-cpu pages again during memory offline
  dm/dax: Fix table reference counts
  selftests/vm: fix display of page size in map_hugetlb
  powerpc/dma: Fix dma_map_ops::get_required_mask
  ehci-hcd: Move include to keep CRC stable
  s390/zcrypt: fix kmalloc 256k failure
  x86/boot/compressed: Disable relocation relaxation
  serial: 8250_pci: Add Realtek 816a and 816b
  Input: i8042 - add Entroware Proteus EL07R4 to nomux and reset lists
  Input: trackpoint - add new trackpoint variant IDs
  percpu: fix first chunk size calculation for populated bitmap
  ALSA: hda/realtek - The Mic on a RedmiBook doesn't work
  ALSA: hda: fixup headset for ASUS GX502 laptop
  Revert "ALSA: hda - Fix silent audio output and corrupted input on MSI X570-A PRO"
  i2c: i801: Fix resume bug
  usb: typec: ucsi: Prevent mode overrun
  usblp: fix race between disconnect() and read()
  USB: UAS: fix disconnect by unplugging a hub
  USB: quirks: Add USB_QUIRK_IGNORE_REMOTE_WAKEUP quirk for BYD zhaoxin notebook
  drm/i915: Filter wake_flags passed to default_wake_function
  riscv: Add sfence.vma after early page table changes
  i2c: mxs: use MXS_DMA_CTRL_WAIT4END instead of DMA_CTRL_ACK
  iommu/amd: Fix potential @entry null deref
  arm64: bpf: Fix branch offset in JIT
  drm/mediatek: Add missing put_device() call in mtk_hdmi_dt_parse_pdata()
  drm/mediatek: Add exception handing in mtk_drm_probe() if component init fail
  MIPS: SNI: Fix spurious interrupts
  fbcon: Fix user font detection test at fbcon_resize().
  perf test: Free formats for perf pmu parse test
  perf parse-event: Fix memory leak in evsel->unit
  perf evlist: Fix cpu/thread map leak
  MIPS: SNI: Fix MIPS_L1_CACHE_SHIFT
  perf test: Fix the "signal" test inline assembly
  Drivers: hv: vmbus: Add timeout to vmbus_wait_for_unload
  arm64: Allow CPUs unffected by ARM erratum 1418040 to come in late
  scsi: libsas: Fix error path in sas_notify_lldd_dev_found()
  Drivers: hv: vmbus: hibernation: do not hang forever in vmbus_bus_resume()
  ASoC: meson: axg-toddr: fix channel order on g12 platforms
  powerpc/book3s64/radix: Fix boot failure with large amount of guest memory
  ASoC: qcom: common: Fix refcount imbalance on error
  ASoC: qcom: Set card->owner to avoid warnings
  clk: rockchip: Fix initialization of mux_pll_src_4plls_p
  clk: davinci: Use the correct size when allocating memory
  KVM: MIPS: Change the definition of kvm type
  spi: Fix memory leak on splited transfers
  i2c: algo: pca: Reapply i2c bus settings after reset
  f2fs: Return EOF on unaligned end of file DIO read
  f2fs: fix indefinite loop scanning for free nid
  block: only call sched requeue_request() for scheduled requests
  nvme-tcp: cancel async events before freeing event struct
  nvme-rdma: cancel async events before freeing event struct
  nvme-fc: cancel async events before freeing event struct
  openrisc: Fix cache API compile issue when not inlining
  cifs: fix DFS mount with cifsacl/modefromsid
  rapidio: Replace 'select' DMAENGINES 'with depends on'
  SUNRPC: stop printk reading past end of string
  NFS: Zero-stateid SETATTR should first return delegation
  spi: spi-loopback-test: Fix out-of-bounds read
  regulator: pwm: Fix machine constraints application
  scsi: lpfc: Fix FLOGI/PLOGI receive race condition in pt2pt discovery
  scsi: libfc: Fix for double free()
  scsi: pm8001: Fix memleak in pm8001_exec_internal_task_abort
  NFSv4.1 handle ERR_DELAY error reclaiming locking state on delegation recall
  firmware_loader: fix memory leak for paged buffer
  hv_netvsc: Remove "unlikely" from netvsc_select_queue
  net: handle the return value of pskb_carve_frag_list() correctly
  dsa: Allow forwarding of redirected IGMP traffic
  e1000e: Add support for Comet Lake
  RDMA/bnxt_re: Restrict the max_gids to 256
  gfs2: initialize transaction tr_ailX_lists earlier
  Revert "netfilter: conntrack: allow sctp hearbeat after connection re-use"
  Linux 5.4.66
  gcov: add support for GCC 10.1
  drm/msm: Disable the RPTR shadow
  drm/msm/gpu: make ringbuffer readonly
  usb: typec: ucsi: acpi: Check the _DEP dependencies
  usb: Fix out of sync data toggle if a configured device is reconfigured
  USB: serial: option: add support for SIM7070/SIM7080/SIM7090 modules
  USB: serial: option: support dynamic Quectel USB compositions
  USB: serial: ftdi_sio: add IDs for Xsens Mti USB converter
  usb: core: fix slab-out-of-bounds Read in read_descriptors
  phy: qcom-qmp: Use correct values for ipq8074 PCIe Gen2 PHY init
  staging: greybus: audio: fix uninitialized value issue
  video: fbdev: fix OOB read in vga_8planes_imageblit()
  ARM: dts: vfxxx: Add syscon compatible with OCOTP
  debugfs: Fix module state check condition
  KVM: fix memory leak in kvm_io_bus_unregister_dev()
  KVM: arm64: Do not try to map PUDs when they are folded into PMD
  KVM: VMX: Don't freeze guest when event delivery causes an APIC-access exit
  vgacon: remove software scrollback support
  fbcon: remove now unusued 'softback_lines' cursor() argument
  fbcon: remove soft scrollback code
  RDMA/mlx4: Read pkey table length instead of hardcoded value
  RDMA/rxe: Fix the parent sysfs read when the interface has 15 chars
  rbd: require global CAP_SYS_ADMIN for mapping and unmapping
  mmc: sdhci-of-esdhc: Don't walk device-tree on every interrupt
  mmc: sdio: Use mmc_pre_req() / mmc_post_req()
  drm/msm: Disable preemption on all 5xx targets
  drm/tve200: Stabilize enable/disable
  drm/i915/gvt: do not check len & max_len for lri
  scsi: target: iscsi: Fix hang in iscsit_access_np() when getting tpg->np_login_sem
  scsi: target: iscsi: Fix data digest calculation
  regulator: core: Fix slab-out-of-bounds in regulator_unlock_recursive()
  regulator: plug of_node leak in regulator_register()'s error path
  regulator: push allocation in set_consumer_device_supply() out of lock
  regulator: push allocations in create_regulator() outside of lock
  regulator: push allocation in regulator_init_coupling() outside of lock
  kobject: Restore old behaviour of kobject_del(NULL)
  btrfs: fix wrong address when faulting in pages in the search ioctl
  btrfs: fix lockdep splat in add_missing_dev
  btrfs: require only sector size alignment for parent eb bytenr
  staging: wlan-ng: fix out of bounds read in prism2sta_probe_usb()
  iio:accel:mma8452: Fix timestamp alignment and prevent data leak.
  iio:accel:mma7455: Fix timestamp alignment and prevent data leak.
  iio: accel: kxsd9: Fix alignment of local buffer.
  iio:chemical:ccs811: Fix timestamp alignment and prevent data leak.
  iio:light:max44000 Fix timestamp alignment and prevent data leak.
  iio:magnetometer:ak8975 Fix alignment and data leak issues.
  iio:adc:ti-adc081c Fix alignment and data leak issues
  iio:adc:max1118 Fix alignment of timestamp and data leak issues
  iio:adc:ina2xx Fix timestamp alignment issue.
  iio:adc:ti-adc084s021 Fix alignment and data leak issues.
  iio:accel:bmc150-accel: Fix timestamp alignment and prevent data leak.
  iio:proximity:mb1232: Fix timestamp alignment and prevent data leak.
  iio:light:ltr501 Fix timestamp alignment issue.
  iio: cros_ec: Set Gyroscope default frequency to 25Hz
  iio: adc: ti-ads1015: fix conversion when CONFIG_PM is not set
  gcov: Disable gcov build with GCC 10
  iommu/amd: Do not use IOMMUv2 functionality when SME is active
  drm/amdgpu: Fix bug in reporting voltage for CIK
  ALSA: hda: fix a runtime pm issue in SOF when integrated GPU is disabled
  ALSA: hda: hdmi - add Rocketlake support
  arm64/module: set trampoline section flags regardless of CONFIG_DYNAMIC_FTRACE
  cpufreq: intel_pstate: Fix intel_pstate_get_hwp_max() for turbo disabled
  cpufreq: intel_pstate: Refuse to turn off with HWP enabled
  ARC: [plat-hsdk]: Switch ethernet phy-mode to rgmii-id
  HID: elan: Fix memleak in elan_input_configured
  drivers/net/wan/hdlc_cisco: Add hard_header_len
  HID: microsoft: Add rumble support for the 8bitdo SN30 Pro+ controller
  HID: quirks: Set INCREMENT_USAGE_ON_DUPLICATE for all Saitek X52 devices
  nvme-pci: cancel nvme device request before disabling
  nvme-rdma: fix reset hang if controller died in the middle of a reset
  nvme-rdma: fix timeout handler
  nvme-rdma: serialize controller teardown sequences
  nvme-tcp: fix reset hang if controller died in the middle of a reset
  nvme-tcp: fix timeout handler
  nvme-tcp: serialize controller teardown sequences
  nvme: have nvme_wait_freeze_timeout return if it timed out
  nvme-fabrics: don't check state NVME_CTRL_NEW for request acceptance
  nvmet-tcp: Fix NULL dereference when a connect data comes in h2cdata pdu
  irqchip/eznps: Fix build error for !ARC700 builds
  xfs: initialize the shortform attr header padding entry
  cfg80211: Adjust 6 GHz frequency to channel conversion
  drivers/net/wan/lapbether: Set network_header before transmitting
  xfs: fix off-by-one in inode alloc block reservation calculation
  net: hns3: Fix for geneve tx checksum bug
  drivers/dma/dma-jz4780: Fix race condition between probe and irq handler
  ALSA: hda/tegra: Program WAKEEN register for Tegra
  ALSA: hda: Fix 2 channel swapping for Tegra
  firestream: Fix memleak in fs_open
  NFC: st95hf: Fix memleak in st95hf_in_send_cmd
  drivers/net/wan/lapbether: Added needed_tailroom
  netfilter: conntrack: allow sctp hearbeat after connection re-use
  dmaengine: acpi: Put the CSRT table after using it
  ARC: HSDK: wireup perf irq
  arm64: dts: ns2: Fixed QSPI compatible string
  ARM: dts: BCM5301X: Fixed QSPI compatible string
  ARM: dts: NSP: Fixed QSPI compatible string
  ARM: dts: bcm: HR2: Fixed QSPI compatible string
  IB/isert: Fix unaligned immediate-data handling
  block: Set same_page to false in __bio_try_merge_page if ret is false
  spi: stm32: fix pm_runtime_get_sync() error checking
  nvme-fabrics: allow to queue requests for live queues
  spi: stm32: Rate-limit the 'Communication suspended' message
  mmc: sdhci-msm: Add retries when all tuning phases are found valid
  mmc: sdhci-acpi: Clear amd_sdhci_host on reset
  drm/sun4i: backend: Disable alpha on the lowest plane on the A20
  drm/sun4i: backend: Support alpha property on lowest plane
  soundwire: fix double free of dangling pointer
  scsi: mpt3sas: Don't call disable_irq from IRQ poll handler
  scsi: megaraid_sas: Don't call disable_irq from process IRQ poll
  RDMA/core: Fix reported speed and width
  scsi: libsas: Set data_dir as DMA_NONE if libata marks qc as NODATA
  iio: adc: mcp3422: fix locking scope
  iio: adc: mcp3422: fix locking on error path
  drm/sun4i: Fix dsi dcs long write function
  arm64: dts: imx8mq: Fix TMU interrupt property
  drm/sun4i: add missing put_device() call in sun8i_r40_tcon_tv_set_mux()
  RDMA/bnxt_re: Do not report transparent vlan from QP1
  RDMA/rxe: Fix panic when calling kmem_cache_create()
  RDMA/rxe: Drop pointless checks in rxe_init_ports
  RDMA/rxe: Fix memleak in rxe_mem_init_user
  ARM: dts: imx7ulp: Correct gpio ranges
  ARM: dts: ls1021a: fix QuadSPI-memory reg range
  selftests/timers: Turn off timeout setting
  ARM: dts: socfpga: fix register entry for timer3 on Arria10
  regulator: remove superfluous lock in regulator_resolve_coupling()
  regulator: push allocation in regulator_ena_gpio_request() out of lock
  ARM: dts: logicpd-som-lv-baseboard: Fix missing video
  ARM: dts: logicpd-som-lv-baseboard: Fix broken audio
  ARM: dts: logicpd-torpedo-baseboard: Fix broken audio
  Linux 5.4.65
  net: disable netpoll on fresh napis
  tipc: fix shutdown() of connectionless socket
  taprio: Fix using wrong queues in gate mask
  sctp: not disable bh in the whole sctp_get_port_local()
  net: usb: dm9601: Add USB ID of Keenetic Plus DSL
  netlabel: fix problems with mapping removal
  ipv6: Fix sysctl max for fib_multipath_hash_policy
  ipv4: Silence suspicious RCU usage warning
  Linux 5.4.64
  net: usb: Fix uninit-was-stored issue in asix_read_phy_addr()
  cfg80211: regulatory: reject invalid hints
  mm/khugepaged.c: fix khugepaged's request size in collapse_file
  mm/hugetlb: fix a race between hugetlb sysctl handlers
  checkpatch: fix the usage of capture group ( ... )
  sdhci: tegra: Add missing TMCLK for data timeout
  perf record: Correct the help info of option "--no-bpf-event"
  vfio/pci: Fix SR-IOV VF handling with MMIO blocking
  mm: madvise: fix vma user-after-free
  mm: slub: fix conversion of freelist_corrupted()
  dm thin metadata: Fix use-after-free in dm_bm_set_read_only
  dm thin metadata: Avoid returning cmd->bm wild pointer on error
  dm cache metadata: Avoid returning cmd->bm wild pointer on error
  dm crypt: Initialize crypto wait structures
  dm integrity: fix error reporting in bitmap mode after creation
  dm mpath: fix racey management of PG initialization
  dm writecache: handle DAX to partitions on persistent memory correctly
  drm/amd/pm: avoid false alarm due to confusing softwareshutdowntemp setting
  dmaengine: dw-edma: Fix scatter-gather address calculation
  blk-iocost: ioc_pd_free() shouldn't assume irq disabled
  libata: implement ATA_HORKAGE_MAX_TRIM_128M and apply to Sandisks
  block: ensure bdi->io_pages is always initialized
  block: allow for_each_bvec to support zero len bvec
  affs: fix basic permission bits to actually work
  media: rc: uevent sysfs file races with rc_unregister_device()
  media: rc: do not access device via sysfs after rc_unregister_device()
  mmc: sdhci-pci: Fix SDHCI_RESET_ALL for CQHCI for Intel GLK-based controllers
  mmc: cqhci: Add cqhci_deactivate()
  mmc: dt-bindings: Add resets/reset-names for Mediatek MMC bindings
  mmc: mediatek: add optional module reset property
  arm64: dts: mt7622: add reset node for mmc device
  ALSA: hda/realtek - Improved routing for Thinkpad X1 7th/8th Gen
  ALSA: hda/realtek: Add quirk for Samsung Galaxy Book Ion NT950XCJ-X716A
  ALSA; firewire-tascam: exclude Tascam FE-8 from detection
  ALSA: hda - Fix silent audio output and corrupted input on MSI X570-A PRO
  ALSA: firewire-digi00x: exclude Avid Adrenaline from detection
  ALSA: hda/hdmi: always check pin power status in i915 pin fixup
  ALSA: pcm: oss: Remove superfluous WARN_ON() for mulaw sanity check
  ALSA: usb-audio: Add implicit feedback quirk for UR22C
  ALSA: ca0106: fix error code handling
  Revert "ALSA: hda: Add support for Loongson 7A1000 controller"
  Revert "net: dsa: microchip: set the correct number of ports"
  btrfs: fix potential deadlock in the search ioctl
  net: core: use listified Rx for GRO_NORMAL in napi_gro_receive()
  btrfs: tree-checker: fix the error message for transid error
  btrfs: set the lockdep class for log tree extent buffers
  btrfs: set the correct lockdep class for new nodes
  btrfs: allocate scrub workqueues outside of locks
  btrfs: drop path before adding new uuid tree entry
  ARC: perf: don't bail setup if pct irq missing in device-tree
  xfs: don't update mtime on COW faults
  ext2: don't update mtime on COW faults
  tracing/kprobes, x86/ptrace: Fix regs argument order for i386
  iommu/vt-d: Handle 36bit addressing for x86-32
  vfio-pci: Invalidate mmaps and block MMIO access on disabled memory
  vfio-pci: Fault mmaps to enable vma tracking
  vfio/type1: Support faulting PFNMAP vmas
  include/linux/log2.h: add missing () around n in roundup_pow_of_two()
  net/packet: fix overflow in tpacket_rcv
  iommu/amd: Restore IRTE.RemapEn bit after programming IRTE
  thermal: qcom-spmi-temp-alarm: Don't suppress negative temp
  thermal: ti-soc-thermal: Fix bogus thermal shutdowns for omap4430
  iommu/vt-d: Serialize IOMMU GCMD register modifications
  x86, fakenuma: Fix invalid starting node ID
  tg3: Fix soft lockup when tg3_reset_task() fails.
  perf jevents: Fix suspicious code in fixregex()
  xfs: fix xfs_bmap_validate_extent_raw when checking attr fork of rt files
  MIPS: add missing MSACSR and upper MSA initialization
  net: gemini: Fix another missing clk_disable_unprepare() in probe
  fix regression in "epoll: Keep a reference on files added to the check list"
  net: ethernet: mlx4: Fix memory allocation in mlx4_buddy_init()
  perf tools: Correct SNOOPX field offset
  cxgb4: fix thermal zone device registration
  nvme: fix controller instance leak
  nvmet-fc: Fix a missed _irqsave version of spin_lock in 'nvmet_fc_fod_op_done()'
  netfilter: nfnetlink: nfnetlink_unicast() reports EAGAIN instead of ENOBUFS
  net: dsa: mt7530: fix advertising unsupported 1000baseT_Half
  selftests/bpf: Fix massive output from test_maps
  media: cedrus: Add missing v4l2_ctrl_request_hdl_put()
  media: vicodec: add missing v4l2_ctrl_request_hdl_put()
  bnxt: don't enable NAPI until rings are ready
  xfs: fix boundary test in xfs_attr_shortform_verify
  bnxt_en: fix HWRM error when querying VF temperature
  bnxt_en: Fix possible crash in bnxt_fw_reset_task().
  bnxt_en: Fix PCI AER error recovery flow
  bnxt_en: Check for zero dir entries in NVRAM.
  bnxt_en: Don't query FW when netif_running() is false.
  net: ethernet: ti: cpsw: fix clean up of vlan mc entries for host port
  gtp: add GTPA_LINK info to msg sent to userspace
  dmaengine: pl330: Fix burst length if burst size is smaller than bus width
  net: arc_emac: Fix memleak in arc_mdio_probe
  ravb: Fixed to be able to unload modules
  net: systemport: Fix memleak in bcm_sysport_probe
  net: hns: Fix memleak in hns_nic_dev_probe
  netfilter: nf_tables: fix destination register zeroing
  netfilter: nf_tables: incorrect enum nft_list_attributes definition
  netfilter: nf_tables: add NFTA_SET_USERDATA if not null
  mmc: sdhci-acpi: Fix HS400 tuning for AMDI0040
  MIPS: BMIPS: Also call bmips_cpu_setup() for secondary cores
  MIPS: mm: BMIPS5000 has inclusive physical caches
  rxrpc: Make rxrpc_kernel_get_srtt() indicate validity
  rxrpc: Keep the ACK serial in a var in rxrpc_input_ack()
  dmaengine: at_hdmac: check return value of of_find_device_by_node() in at_dma_xlate()
  batman-adv: bla: use netif_rx_ni when not in interrupt context
  batman-adv: Fix own OGM check in aggregated OGMs
  batman-adv: Avoid uninitialized chaddr when handling DHCP
  dmaengine: of-dma: Fix of_dma_router_xlate's of_dma_xlate handling
  fsldma: fix very broken 32-bit ppc ioread64 functionality
  xen/xenbus: Fix granting of vmalloc'd memory
  drm/amd/display: Fix memleak in amdgpu_dm_mode_config_init
  drm/amd/display: Retry AUX write when fail occurs
  drivers: gpu: amd: Initialize amdgpu_dm_backlight_caps object to 0 in amdgpu_dm_update_backlight_caps
  drm/amd/display: Reject overlay plane configurations in multi-display scenarios
  s390: don't trace preemption in percpu macros
  nbd: restore default timeout when setting it to zero
  cpuidle: Fixup IRQ state
  drm/omap: fix incorrect lock state
  ceph: don't allow setlease on cephfs
  drm/msm/a6xx: fix gmu start on newer firmware
  habanalabs: check correct vmalloc return code
  habanalabs: validate FW file size
  drm/msm: enable vblank during atomic commits
  nvmet: Disable keep-alive timer when kato is cleared to 0h
  hwmon: (applesmc) check status earlier.
  drm/msm: add shutdown support for display platform_driver
  tty: serial: qcom_geni_serial: Drop __init from qcom_geni_console_setup
  drm/msm/dpu: Fix scale params in plane validation
  HID: quirks: Always poll three more Lenovo PixArt mice
  Linux 5.4.63
  scsi: target: tcmu: Optimize use of flush_dcache_page
  scsi: target: tcmu: Fix size in calls to tcmu_flush_dcache_range
  sdhci: tegra: Remove SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK for Tegra186
  sdhci: tegra: Remove SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK for Tegra210
  arm64: tegra: Add missing timeout clock to Tegra210 SDMMC
  arm64: tegra: Add missing timeout clock to Tegra186 SDMMC nodes
  arm64: tegra: Add missing timeout clock to Tegra194 SDMMC nodes
  dt-bindings: mmc: tegra: Add tmclk for Tegra210 and later
  KVM: arm64: Set HCR_EL2.PTW to prevent AT taking synchronous exception
  KVM: arm64: Survive synchronous exceptions caused by AT instructions
  KVM: arm64: Add kvm_extable for vaxorcism code
  drm/etnaviv: fix TS cache flushing on GPUs with BLT engine
  drm/sched: Fix passing zero to 'PTR_ERR' warning v2
  perf record/stat: Explicitly call out event modifiers in the documentation
  HID: core: Sanitize event code and type when mapping input
  HID: core: Correctly handle ReportSize being zero
  Linux 5.4.62
  io_uring: Fix NULL pointer dereference in io_sq_wq_submit_work()
  ALSA: usb-audio: Update documentation comment for MS2109 quirk
  HID: hiddev: Fix slab-out-of-bounds write in hiddev_ioctl_usage()
  kbuild: fix broken builds because of GZIP,BZIP2,LZOP variables
  kbuild: add variables for compression tools
  kheaders: explain why include/config/autoconf.h is excluded from md5sum
  kheaders: remove the last bashism to allow sh to run it
  kheaders: optimize header copy for in-tree builds
  kheaders: optimize md5sum calculation for in-tree builds
  kheaders: remove unneeded 'cat' command piped to 'head' / 'tail'
  fbmem: pull fbcon_update_vcs() out of fb_set_var()
  usb: dwc3: gadget: Handle ZLP for sg requests
  usb: dwc3: gadget: Fix handling ZLP
  usb: dwc3: gadget: Don't setup more than requested
  drm/i915: Fix cmd parser desc matching with masks
  usb: storage: Add unusual_uas entry for Sony PSZ drives
  USB: cdc-acm: rework notification_buffer resizing
  USB: gadget: u_f: Unbreak offset calculation in VLAs
  USB: gadget: f_ncm: add bounds checks to ncm_unwrap_ntb()
  USB: gadget: u_f: add overflow checks to VLA macros
  usb: host: ohci-exynos: Fix error handling in exynos_ohci_probe()
  USB: Ignore UAS for JMicron JMS567 ATA/ATAPI Bridge
  USB: quirks: Ignore duplicate endpoint on Sound Devices MixPre-D
  USB: quirks: Add no-lpm quirk for another Raydium touchscreen
  usb: uas: Add quirk for PNY Pro Elite
  USB: yurex: Fix bad gfp argument
  drm/amd/pm: correct the thermal alert temperature limit settings
  drm/amd/pm: correct Vega20 swctf limit setting
  drm/amd/pm: correct Vega12 swctf limit setting
  drm/amd/pm: correct Vega10 swctf limit setting
  drm/amd/powerplay: Fix hardmins not being sent to SMU for RV
  drm/amdgpu/gfx10: refine mgcg setting
  drm/amdgpu: Fix buffer overflow in INFO ioctl
  x86/hotplug: Silence APIC only after all interrupts are migrated
  irqchip/stm32-exti: Avoid losing interrupts due to clearing pending bits by mistake
  genirq/matrix: Deal with the sillyness of for_each_cpu() on UP
  crypto: af_alg - Work around empty control messages without MSG_MORE
  device property: Fix the secondary firmware node handling in set_primary_fwnode()
  powerpc/perf: Fix crashes with generic_compat_pmu & BHRB
  PM: sleep: core: Fix the handling of pending runtime resume requests
  arm64: vdso32: make vdso32 install conditional
  xhci: Always restore EP_SOFT_CLEAR_TOGGLE even if ep reset failed
  xhci: Do warm-reset when both CAS and XDEV_RESUME are set
  usb: host: xhci: fix ep context print mismatch in debugfs
  XEN uses irqdesc::irq_data_common::handler_data to store a per interrupt XEN data pointer which contains XEN specific information.
  writeback: Fix sync livelock due to b_dirty_time processing
  writeback: Avoid skipping inode writeback
  writeback: Protect inode->i_io_list with inode->i_lock
  serial: 8250: change lock order in serial8250_do_startup()
  serial: 8250_exar: Fix number of ports for Commtech PCIe cards
  serial: stm32: avoid kernel warning on absence of optional IRQ
  serial: pl011: Don't leak amba_ports entry on driver register error
  serial: pl011: Fix oops on -EPROBE_DEFER
  serial: samsung: Removes the IRQ not found warning
  vt_ioctl: change VT_RESIZEX ioctl to check for error return from vc_resize()
  vt: defer kfree() of vc_screenbuf in vc_do_resize()
  USB: lvtest: return proper error code in probe
  fbcon: prevent user font height or width change from causing potential out-of-bounds access
  btrfs: detect nocow for swap after snapshot delete
  btrfs: fix space cache memory leak after transaction abort
  btrfs: check the right error variable in btrfs_del_dir_entries_in_log
  btrfs: reset compression level for lzo on remount
  blk-mq: order adding requests to hctx->dispatch and checking SCHED_RESTART
  HID: i2c-hid: Always sleep 60ms after I2C_HID_PWR_ON commands
  block: loop: set discard granularity and alignment for block device backed loop
  block: fix get_max_io_size()
  arm64: Allow booting of late CPUs affected by erratum 1418040
  arm64: Move handling of erratum 1418040 into C code
  powerpc/perf: Fix soft lockups due to missed interrupt accounting
  net: gianfar: Add of_node_put() before goto statement
  macvlan: validate setting of multiple remote source MAC addresses
  Revert "scsi: qla2xxx: Fix crash on qla2x00_mailbox_command"
  scsi: qla2xxx: Fix null pointer access during disconnect from subsystem
  scsi: qla2xxx: Check if FW supports MQ before enabling
  scsi: qla2xxx: Fix login timeout
  scsi: ufs: Clean up completed request without interrupt notification
  scsi: ufs: Improve interrupt handling for shared interrupts
  scsi: ufs: Fix possible infinite loop in ufshcd_hold
  scsi: fcoe: Fix I/O path allocation
  selftests: disable rp_filter for icmp_redirect.sh
  ASoC: wm8994: Avoid attempts to read unreadable registers
  s390/cio: add cond_resched() in the slow_eval_known_fn() loop
  ALSA: hda/realtek: Add model alc298-samsung-headphone
  can: j1939: transport: j1939_xtp_rx_dat_one(): compare own packets to detect corruptions
  netfilter: avoid ipv6 -> nf_defrag_ipv6 module dependency
  drm/amd/display: Switch to immediate mode for updating infopackets
  drm/amd/powerplay: correct UVD/VCE PG state on custom pptable uploading
  drm/amd/powerplay: correct Vega20 cached smu feature state
  spi: stm32: always perform registers configuration prior to transfer
  spi: stm32: fix stm32_spi_prepare_mbr in case of odd clk_rate
  spi: stm32: fix fifo threshold level in case of short transfer
  spi: stm32h7: fix race condition at end of transfer
  fs: prevent BUG_ON in submit_bh_wbc()
  ext4: correctly restore system zone info when remount fails
  ext4: handle error of ext4_setup_system_zone() on remount
  ext4: handle option set by mount flags correctly
  jbd2: abort journal if free a async write error metadata buffer
  ext4: handle read only external journal device
  ext4: don't BUG on inconsistent journal feature
  jbd2: make sure jh have b_transaction set in refile/unfile_buffer
  spi: stm32: clear only asserted irq flags on interrupt
  usb: gadget: f_tcm: Fix some resource leaks in some error paths
  i2c: rcar: in slave mode, clear NACK earlier
  i2c: core: Don't fail PRP0001 enumeration when no ID table exist
  null_blk: fix passing of REQ_FUA flag in null_handle_rq
  nvme: multipath: round-robin: fix single non-optimized path case
  nvme-fc: Fix wrong return value in __nvme_fc_init_request()
  blkcg: fix memleak for iolatency
  blk-mq: insert request not through ->queue_rq into sw/scheduler queue
  hwmon: (nct7904) Correct divide by 0
  bfq: fix blkio cgroup leakage v4
  block: Fix page_is_mergeable() for compound pages
  drm/msm/adreno: fix updating ring fence
  block: virtio_blk: fix handling single range discard request
  block: respect queue limit of max discard segment
  media: gpio-ir-tx: improve precision of transmitted signal due to scheduling
  ALSA: usb-audio: Add capture support for Saffire 6 (USB 1.1)
  cpufreq: intel_pstate: Fix EPP setting via sysfs in active mode
  PCI: qcom: Add missing reset for ipq806x
  PCI: qcom: Change duplicate PCI reset to phy reset
  PCI: qcom: Add missing ipq806x clocks in PCIe driver
  EDAC/{i7core,sb,pnd2,skx}: Fix error event severity
  EDAC: skx_common: get rid of unused type var
  EDAC: sb_edac: get rid of unused vars
  mm/vunmap: add cond_resched() in vunmap_pmd_range
  drm/amd/display: Fix dmesg warning from setting abm level
  drm/amd/display: Add additional config guards for DCN
  drm/amd/display: Trigger modesets on MST DSC connectors
  drm/ingenic: Fix incorrect assumption about plane->index
  gpu/drm: ingenic: Use the plane's src_[x,y] to configure DMA length
  cma: don't quit at first error when activating reserved areas
  mm/cma.c: switch to bitmap_zalloc() for cma bitmap allocation
  mm: fix kthread_use_mm() vs TLB invalidate
  mm/shuffle: don't move pages between zones and don't read garbage memmaps
  btrfs: only commit delayed items at fsync if we are logging a directory
  btrfs: only commit the delayed inode when doing a full fsync
  btrfs: factor out inode items copy loop from btrfs_log_inode()
  s390/numa: set node distance to LOCAL_DISTANCE
  drm/xen-front: Fix misused IS_ERR_OR_NULL checks
  drm/xen: fix passing zero to 'PTR_ERR' warning
  PM / devfreq: rk3399_dmc: Fix kernel oops when rockchip,pmu is absent
  PM / devfreq: rk3399_dmc: Disable devfreq-event device when fails
  PM / devfreq: rk3399_dmc: Add missing of_node_put()
  usb: cdns3: gadget: always zeroed TRB buffer when enable endpoint
  sched/uclamp: Fix a deadlock when enabling uclamp static key
  sched/uclamp: Protect uclamp fast path code with static key
  Revert "ath10k: fix DMA related firmware crashes on multiple devices"
  arm64: Fix __cpu_logical_map undefined issue
  efi: provide empty efi_enter_virtual_mode implementation
  brcmfmac: Set timeout value when configuring power save
  USB: sisusbvga: Fix a potential UB casued by left shifting a negative value
  powerpc/spufs: add CONFIG_COREDUMP dependency
  KVM: arm64: Fix symbol dependency in __hyp_call_panic_nvhe
  media: davinci: vpif_capture: fix potential double free
  hugetlbfs: prevent filesystem stacking of hugetlbfs
  EDAC/ie31200: Fallback if host bridge device is already initialized
  scsi: fcoe: Memory leak fix in fcoe_sysfs_fcf_del()
  ceph: do not access the kiocb after aio requests
  ceph: fix potential mdsc use-after-free crash
  scsi: iscsi: Do not put host in iscsi_set_flashnode_param()
  btrfs: make btrfs_qgroup_check_reserved_leak take btrfs_inode
  btrfs: file: reserve qgroup space after the hole punch range is locked
  locking/lockdep: Fix overflow in presentation of average lock-time
  drm/nouveau: Fix reference count leak in nouveau_connector_detect
  drm/nouveau: fix reference count leak in nv50_disp_atomic_commit
  drm/nouveau/drm/noveau: fix reference count leak in nouveau_fbcon_open
  f2fs: fix use-after-free issue
  HID: quirks: add NOGET quirk for Logitech GROUP
  cec-api: prevent leaking memory through hole in structure
  ALSA: hda: Add support for Loongson 7A1000 controller
  mips/vdso: Fix resource leaks in genvdso.c
  rtlwifi: rtl8192cu: Prevent leaking urb
  ARM: dts: ls1021a: output PPS signal on FIPER2
  PCI: Fix pci_create_slot() reference count leak
  omapfb: fix multiple reference count leaks due to pm_runtime_get_sync
  f2fs: fix error path in do_recover_data()
  selftests/powerpc: Purge extra count_pmc() calls of ebb selftests
  scsi: target: Fix xcopy sess release leak
  xfs: Don't allow logging of XFS_ISTALE inodes
  scsi: lpfc: Fix shost refcount mismatch when deleting vport
  drm/amdgpu/display: fix ref count leak when pm_runtime_get_sync fails
  drm/amdgpu: fix ref count leak in amdgpu_display_crtc_set_config
  drm/amd/display: fix ref count leak in amdgpu_drm_ioctl
  drm/amdgpu: fix ref count leak in amdgpu_driver_open_kms
  drm/radeon: fix multiple reference count leak
  drm/amdkfd: Fix reference count leaks.
  iommu/iova: Don't BUG on invalid PFNs
  mfd: intel-lpss: Add Intel Tiger Lake PCH-H PCI IDs
  scsi: target: tcmu: Fix crash on ARM during cmd completion
  blktrace: ensure our debugfs dir exists
  media: pci: ttpci: av7110: fix possible buffer overflow caused by bad DMA value in debiirq()
  powerpc/xive: Ignore kmemleak false positives
  arm64: dts: qcom: msm8916: Pull down PDM GPIOs during sleep
  mfd: intel-lpss: Add Intel Emmitsburg PCH PCI IDs
  ASoC: tegra: Fix reference count leaks.
  ASoC: img-parallel-out: Fix a reference count leak
  ASoC: img: Fix a reference count leak in img_i2s_in_set_fmt
  ALSA: hda/hdmi: Use force connectivity quirk on another HP desktop
  ALSA: hda/realtek: Fix pin default on Intel NUC 8 Rugged
  ALSA: pci: delete repeated words in comments
  ALSA: hda/hdmi: Add quirk to force connectivity
  ipvlan: fix device features
  net/sched: act_ct: Fix skb double-free in tcf_ct_handle_fragments() error flow
  net: ena: Make missed_tx stat incremental
  tipc: fix uninit skb->data in tipc_nl_compat_dumpit()
  net/smc: Prevent kernel-infoleak in __smc_diag_dump()
  net: sctp: Fix negotiation of the number of data streams.
  net: qrtr: fix usage of idr in port assignment to socket
  net: nexthop: don't allow empty NHA_GROUP
  net: Fix potential wrong skb->protocol in skb_vlan_untag()
  gre6: Fix reception with IP6_TNL_F_RCV_DSCP_COPY
  binfmt_flat: revert "binfmt_flat: don't offset the data start"
  powerpc/64s: Don't init FSCR_DSCR in __init_FSCR()

 Conflicts:
	Documentation/devicetree/bindings
	Documentation/devicetree/bindings/gpio/sgpio-aspeed.txt
	Documentation/devicetree/bindings/mmc/mtk-sd.txt
	Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt
	Documentation/devicetree/bindings/net/can/tcan4x5x.txt
	Documentation/devicetree/bindings/net/nfc/nxp-nci.txt
	Documentation/devicetree/bindings/net/nfc/pn544.txt
	Documentation/devicetree/bindings/sound/wm8994.txt
	block/bio.c
	block/blk-mq-sysfs.c
	block/blk-sysfs.c
	drivers/hid/hid-quirks.c
	drivers/mailbox/mailbox.c
	drivers/mmc/host/cqhci.c
	drivers/scsi/ufs/ufshcd.c
	drivers/soc/qcom/smp2p.c
	drivers/usb/dwc3/core.c
	drivers/usb/dwc3/core.h
	drivers/usb/dwc3/ep0.c
	drivers/usb/dwc3/gadget.c
	drivers/usb/dwc3/gadget.h
	drivers/usb/gadget/function/f_fs.c
	drivers/usb/host/xhci.c
	kernel/sched/cpufreq_schedutil.c
	mm/cma.c
	mm/madvise.c
	mm/memory.c
	mm/page_alloc.c
	net/qrtr/qrtr.c

Change-Id: I5d64dc5428045e92d5d1ce73dd55f78b36e83371
Signed-off-by: Srinivasarao P <spathi@codeaurora.org>
2021-04-22 09:44:51 +05:30
Greg Kroah-Hartman
926c4200b8 This is the 5.4.113 stable release
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Merge 5.4.113 into android11-5.4-lts

Changes in 5.4.113
	interconnect: core: fix error return code of icc_link_destroy()
	KVM: arm64: Hide system instruction access to Trace registers
	KVM: arm64: Disable guest access to trace filter controls
	drm/imx: imx-ldb: fix out of bounds array access warning
	gfs2: report "already frozen/thawed" errors
	drm/tegra: dc: Don't set PLL clock to 0Hz
	block: only update parent bi_status when bio fail
	radix tree test suite: Register the main thread with the RCU library
	idr test suite: Take RCU read lock in idr_find_test_1
	idr test suite: Create anchor before launching throbber
	riscv,entry: fix misaligned base for excp_vect_table
	block: don't ignore REQ_NOWAIT for direct IO
	netfilter: x_tables: fix compat match/target pad out-of-bound write
	driver core: Fix locking bug in deferred_probe_timeout_work_func()
	perf tools: Use %define api.pure full instead of %pure-parser
	perf tools: Use %zd for size_t printf formats on 32-bit
	perf map: Tighten snprintf() string precision to pass gcc check on some 32-bit arches
	xen/events: fix setting irq affinity
	Linux 5.4.113

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I1bd71a185bc8cb13e61f776772f813fce839d321
2021-04-16 12:16:55 +02:00
Yufen Yu
f5b60f26e3 block: only update parent bi_status when bio fail
[ Upstream commit 3edf5346e4f2ce2fa0c94651a90a8dda169565ee ]

For multiple split bios, if one of the bio is fail, the whole
should return error to application. But we found there is a race
between bio_integrity_verify_fn and bio complete, which return
io success to application after one of the bio fail. The race as
following:

split bio(READ)          kworker

nvme_complete_rq
blk_update_request //split error=0
  bio_endio
    bio_integrity_endio
      queue_work(kintegrityd_wq, &bip->bip_work);

                         bio_integrity_verify_fn
                         bio_endio //split bio
                          __bio_chain_endio
                             if (!parent->bi_status)

                               <interrupt entry>
                               nvme_irq
                                 blk_update_request //parent error=7
                                 req_bio_endio
                                    bio->bi_status = 7 //parent bio
                               <interrupt exit>

                               parent->bi_status = 0
                        parent->bi_end_io() // return bi_status=0

The bio has been split as two: split and parent. When split
bio completed, it depends on kworker to do endio, while
bio_integrity_verify_fn have been interrupted by parent bio
complete irq handler. Then, parent bio->bi_status which have
been set in irq handler will overwrite by kworker.

In fact, even without the above race, we also need to conside
the concurrency beteen mulitple split bio complete and update
the same parent bi_status. Normally, multiple split bios will
be issued to the same hctx and complete from the same irq
vector. But if we have updated queue map between multiple split
bios, these bios may complete on different hw queue and different
irq vector. Then the concurrency update parent bi_status may
cause the final status error.

Suggested-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Yufen Yu <yuyufen@huawei.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20210331115359.1125679-1-yuyufen@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-04-16 11:46:38 +02:00
Greg Kroah-Hartman
4aa66e99aa Merge branch 'android11-5.4' into 'android11-5.4-lts'
Sync up with android11-5.4 for the following commits:

8aa2c72ddf ANDROID: android/OWNERS: drop gki-abi-approvers@
9b465a062d ANDROID: Add OWNERS files referring to the respective android-mainline OWNERS
884688fe0c ANDROID: Make vsock virtio packet buff size configurable
ae37e86392 ANDROID: refresh ABI XML to new version
35b7fe6c12 ANDROID: Refresh GKI ABI XML
d71d55b76b ANDROID: ABI: Update symbol list for cuttlefish
a5dc6e5d9e ANDROID: GKI: enable CONFIG_SONY_FF
e01b338f5e ANDROID: ABI: update symbols to unisoc whitelist to android11-k5.4
c9c1aa8cfe ANDROID: ABI: Update allowed list for QCOM
408366e170 ANDROID: GKI: Enable DRM_GEM_SHMEM_HELPER
a7c0b02b68 ANDROID: GKI: Update abi_gki_aarch64_qcom
4a669f5150 ANDROID: clang: update to 12.0.4
3c6774301d FROMGIT: configfs: fix a use-after-free in __configfs_open_file
b0cd259c16 ANDROID: GKI: enable hid-playstation driver/rumble
fb66b3f219 UPSTREAM: HID: playstation: add DualSense player LED support.
faff2c6cd8 UPSTREAM: HID: playstation: add microphone mute support for DualSense.
669066bd53 UPSTREAM: HID: playstation: add initial DualSense lightbar support.
6f239ba207 UPSTREAM: HID: playstation: fix array size comparison (off-by-one)
8e0061c2c3 UPSTREAM: HID: playstation: fix unused variable in ps_battery_get_property.
6c0bf9e6af BACKPORT: HID: playstation: report DualSense hardware and firmware version.
8d5f8d63af UPSTREAM: HID: playstation: add DualSense classic rumble support.
ea8ed83665 UPSTREAM: HID: playstation: add DualSense Bluetooth support.
3dd150cf16 UPSTREAM: HID: playstation: track devices in list.
a4a27b5d2a UPSTREAM: HID: playstation: add DualSense accelerometer and gyroscope support.
bd87612ff7 UPSTREAM: HID: playstation: add DualSense touchpad support.
f8e26f21e9 UPSTREAM: HID: playstation: add DualSense battery support.
69844f8c10 UPSTREAM: HID: playstation: use DualSense MAC address as unique identifier.
e694a1fc90 UPSTREAM: HID: playstation: initial DualSense USB support.
ce582b2960 ANDROID: GKI: Add IMX KMI symbol list
c6c9823ce8 BACKPORT: binder: move structs from core file to header file

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I066b0a352e06728856d725c3ef6bebb65bab8932
2021-04-10 11:51:05 +02:00
Matthias Maennich
9b465a062d ANDROID: Add OWNERS files referring to the respective android-mainline OWNERS
This was generated with
  $ build/synchronize_owners common-mainline/ android-mainline common11-5.4/

Bug: 184248201
Signed-off-by: Matthias Maennich <maennich@google.com>
Change-Id: I5e56eb34fcbb5a2a013dd03bc9dcc4f159fb90de
2021-04-01 13:45:14 +00:00
Greg Kroah-Hartman
0c438f72d3 This is the 5.4.109 stable release
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Merge 5.4.109 into android11-5.4-lts

Changes in 5.4.109
	hugetlbfs: hugetlb_fault_mutex_hash() cleanup
	net: fec: ptp: avoid register access when ipg clock is disabled
	powerpc/4xx: Fix build errors from mfdcr()
	atm: eni: dont release is never initialized
	atm: lanai: dont run lanai_dev_close if not open
	Revert "r8152: adjust the settings about MAC clock speed down for RTL8153"
	ALSA: hda: ignore invalid NHLT table
	ixgbe: Fix memleak in ixgbe_configure_clsu32
	net: tehuti: fix error return code in bdx_probe()
	net: intel: iavf: fix error return code of iavf_init_get_resources()
	sun/niu: fix wrong RXMAC_BC_FRM_CNT_COUNT count
	gianfar: fix jumbo packets+napi+rx overrun crash
	cifs: ask for more credit on async read/write code paths
	cpufreq: blacklist Arm Vexpress platforms in cpufreq-dt-platdev
	gpiolib: acpi: Add missing IRQF_ONESHOT
	nfs: fix PNFS_FLEXFILE_LAYOUT Kconfig default
	NFS: Correct size calculation for create reply length
	net: hisilicon: hns: fix error return code of hns_nic_clear_all_rx_fetch()
	net: wan: fix error return code of uhdlc_init()
	net: davicom: Use platform_get_irq_optional()
	atm: uPD98402: fix incorrect allocation
	atm: idt77252: fix null-ptr-dereference
	cifs: change noisy error message to FYI
	irqchip/ingenic: Add support for the JZ4760
	sparc64: Fix opcode filtering in handling of no fault loads
	habanalabs: Call put_pid() when releasing control device
	u64_stats,lockdep: Fix u64_stats_init() vs lockdep
	regulator: qcom-rpmh: Correct the pmic5_hfsmps515 buck
	drm/amd/display: Revert dram_clock_change_latency for DCN2.1
	drm/amdgpu: fb BO should be ttm_bo_type_device
	drm/radeon: fix AGP dependency
	nvme: add NVME_REQ_CANCELLED flag in nvme_cancel_request()
	nvme-fc: return NVME_SC_HOST_ABORTED_CMD when a command has been aborted
	nvme-pci: add the DISABLE_WRITE_ZEROES quirk for a Samsung PM1725a
	nfs: we don't support removing system.nfs4_acl
	block: Suppress uevent for hidden device when removed
	ia64: fix ia64_syscall_get_set_arguments() for break-based syscalls
	ia64: fix ptrace(PTRACE_SYSCALL_INFO_EXIT) sign
	netsec: restore phy power state after controller reset
	platform/x86: intel-vbtn: Stop reporting SW_DOCK events
	squashfs: fix inode lookup sanity checks
	squashfs: fix xattr id and id lookup sanity checks
	kasan: fix per-page tags for non-page_alloc pages
	gcov: fix clang-11+ support
	ACPI: video: Add missing callback back for Sony VPCEH3U1E
	arm64: dts: ls1046a: mark crypto engine dma coherent
	arm64: dts: ls1012a: mark crypto engine dma coherent
	arm64: dts: ls1043a: mark crypto engine dma coherent
	ARM: dts: at91-sama5d27_som1: fix phy address to 7
	integrity: double check iint_cache was initialized
	dm verity: fix DM_VERITY_OPTS_MAX value
	dm ioctl: fix out of bounds array access when no devices
	bus: omap_l3_noc: mark l3 irqs as IRQF_NO_THREAD
	veth: Store queue_mapping independently of XDP prog presence
	libbpf: Fix INSTALL flag order
	net/mlx5e: Don't match on Geneve options in case option masks are all zero
	ipv6: fix suspecious RCU usage warning
	macvlan: macvlan_count_rx() needs to be aware of preemption
	net: sched: validate stab values
	net: dsa: bcm_sf2: Qualify phydev->dev_flags based on port
	igc: Fix Pause Frame Advertising
	igc: Fix Supported Pause Frame Link Setting
	e1000e: add rtnl_lock() to e1000_reset_task
	e1000e: Fix error handling in e1000_set_d0_lplu_state_82571
	net/qlcnic: Fix a use after free in qlcnic_83xx_get_minidump_template
	ftgmac100: Restart MAC HW once
	selftests/bpf: Set gopt opt_class to 0 if get tunnel opt failed
	netfilter: ctnetlink: fix dump of the expect mask attribute
	tcp: relookup sock for RST+ACK packets handled by obsolete req sock
	can: peak_usb: add forgotten supported devices
	can: flexcan: flexcan_chip_freeze(): fix chip freeze for missing bitrate
	can: kvaser_pciefd: Always disable bus load reporting
	can: c_can_pci: c_can_pci_remove(): fix use-after-free
	can: c_can: move runtime PM enable/disable to c_can_platform
	can: m_can: m_can_do_rx_poll(): fix extraneous msg loss warning
	can: m_can: m_can_rx_peripheral(): fix RX being blocked by errors
	mac80211: fix rate mask reset
	nfp: flower: fix pre_tun mask id allocation
	libbpf: Use SOCK_CLOEXEC when opening the netlink socket
	octeontx2-af: Fix irq free in rvu teardown
	octeontx2-af: fix infinite loop in unmapping NPC counter
	net: cdc-phonet: fix data-interface release on probe failure
	r8152: limit the RX buffer size of RTL8153A for USB 2.0
	net: stmmac: dwmac-sun8i: Provide TX and RX fifo sizes
	selftests: forwarding: vxlan_bridge_1d: Fix vxlan ecn decapsulate value
	libbpf: Fix BTF dump of pointer-to-array-of-struct
	drm/msm: fix shutdown hook in case GPU components failed to bind
	arm64: kdump: update ppos when reading elfcorehdr
	PM: runtime: Defer suspending suppliers
	net/mlx5e: Fix error path for ethtool set-priv-flag
	PM: EM: postpone creating the debugfs dir till fs_initcall
	RDMA/cxgb4: Fix adapter LE hash errors while destroying ipv6 listening server
	bpf: Don't do bpf_cgroup_storage_set() for kuprobe/tp programs
	Revert "netfilter: x_tables: Switch synchronization to RCU"
	netfilter: x_tables: Use correct memory barriers.
	Revert "netfilter: x_tables: Update remaining dereference to RCU"
	ACPI: scan: Rearrange memory allocation in acpi_device_add()
	ACPI: scan: Use unique number for instance_no
	perf auxtrace: Fix auxtrace queue conflict
	block: recalculate segment count for multi-segment discards correctly
	scsi: Revert "qla2xxx: Make sure that aborted commands are freed"
	scsi: qedi: Fix error return code of qedi_alloc_global_queues()
	scsi: mpt3sas: Fix error return code of mpt3sas_base_attach()
	locking/mutex: Fix non debug version of mutex_lock_io_nested()
	x86/mem_encrypt: Correct physical address calculation in __set_clr_pte_enc()
	can: dev: Move device back to init netns on owning netns delete
	net: dsa: b53: VLAN filtering is global to all users
	net: qrtr: fix a kernel-infoleak in qrtr_recvmsg()
	mac80211: fix double free in ibss_leave
	ext4: add reclaim checks to xattr code
	can: peak_usb: Revert "can: peak_usb: add forgotten supported devices"
	xen-blkback: don't leak persistent grants from xen_blkbk_map()
	Linux 5.4.109

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Iccbd7139d673f2def3675ef3f3d973ace2eb6e4d
2021-03-30 16:56:49 +02:00
David Jeffery
fdc61af371 block: recalculate segment count for multi-segment discards correctly
[ Upstream commit a958937ff166fc60d1c3a721036f6ff41bfa2821 ]

When a stacked block device inserts a request into another block device
using blk_insert_cloned_request, the request's nr_phys_segments field gets
recalculated by a call to blk_recalc_rq_segments in
blk_cloned_rq_check_limits. But blk_recalc_rq_segments does not know how to
handle multi-segment discards. For disk types which can handle
multi-segment discards like nvme, this results in discard requests which
claim a single segment when it should report several, triggering a warning
in nvme and causing nvme to fail the discard from the invalid state.

 WARNING: CPU: 5 PID: 191 at drivers/nvme/host/core.c:700 nvme_setup_discard+0x170/0x1e0 [nvme_core]
 ...
 nvme_setup_cmd+0x217/0x270 [nvme_core]
 nvme_loop_queue_rq+0x51/0x1b0 [nvme_loop]
 __blk_mq_try_issue_directly+0xe7/0x1b0
 blk_mq_request_issue_directly+0x41/0x70
 ? blk_account_io_start+0x40/0x50
 dm_mq_queue_rq+0x200/0x3e0
 blk_mq_dispatch_rq_list+0x10a/0x7d0
 ? __sbitmap_queue_get+0x25/0x90
 ? elv_rb_del+0x1f/0x30
 ? deadline_remove_request+0x55/0xb0
 ? dd_dispatch_request+0x181/0x210
 __blk_mq_do_dispatch_sched+0x144/0x290
 ? bio_attempt_discard_merge+0x134/0x1f0
 __blk_mq_sched_dispatch_requests+0x129/0x180
 blk_mq_sched_dispatch_requests+0x30/0x60
 __blk_mq_run_hw_queue+0x47/0xe0
 __blk_mq_delay_run_hw_queue+0x15b/0x170
 blk_mq_sched_insert_requests+0x68/0xe0
 blk_mq_flush_plug_list+0xf0/0x170
 blk_finish_plug+0x36/0x50
 xlog_cil_committed+0x19f/0x290 [xfs]
 xlog_cil_process_committed+0x57/0x80 [xfs]
 xlog_state_do_callback+0x1e0/0x2a0 [xfs]
 xlog_ioend_work+0x2f/0x80 [xfs]
 process_one_work+0x1b6/0x350
 worker_thread+0x53/0x3e0
 ? process_one_work+0x350/0x350
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30

This patch fixes blk_recalc_rq_segments to be aware of devices which can
have multi-segment discards. It calculates the correct discard segment
count by counting the number of bio as each discard bio is considered its
own segment.

Fixes: 1e739730c5 ("block: optionally merge discontiguous discard bios into a single request")
Signed-off-by: David Jeffery <djeffery@redhat.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Laurence Oberman <loberman@redhat.com>
Link: https://lore.kernel.org/r/20210211143807.GA115624@redhat
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-03-30 14:35:28 +02:00
Daniel Wagner
37732ea82e block: Suppress uevent for hidden device when removed
[ Upstream commit 9ec491447b90ad6a4056a9656b13f0b3a1e83043 ]

register_disk() suppress uevents for devices with the GENHD_FL_HIDDEN
but enables uevents at the end again in order to announce disk after
possible partitions are created.

When the device is removed the uevents are still on and user land sees
'remove' messages for devices which were never 'add'ed to the system.

  KERNEL[95481.571887] remove   /devices/virtual/nvme-fabrics/ctl/nvme5/nvme0c5n1 (block)

Let's suppress the uevents for GENHD_FL_HIDDEN by not enabling the
uevents at all.

Signed-off-by: Daniel Wagner <dwagner@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin Wilck <mwilck@suse.com>
Link: https://lore.kernel.org/r/20210311151917.136091-1-dwagner@suse.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-03-30 14:35:23 +02:00
Greg Kroah-Hartman
172cf44d0d This is the 5.4.102 stable release
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Merge 5.4.102 into android11-5.4-lts

Changes in 5.4.102
	vmlinux.lds.h: add DWARF v5 sections
	kvm: x86: replace kvm_spec_ctrl_test_value with runtime test on the host
	debugfs: be more robust at handling improper input in debugfs_lookup()
	debugfs: do not attempt to create a new file before the filesystem is initalized
	kdb: Make memory allocations more robust
	PCI: qcom: Use PHY_REFCLK_USE_PAD only for ipq8064
	PCI: Decline to resize resources if boot config must be preserved
	virt: vbox: Do not use wait_event_interruptible when called from kernel context
	bfq: Avoid false bfq queue merging
	ALSA: usb-audio: Fix PCM buffer allocation in non-vmalloc mode
	MIPS: vmlinux.lds.S: add missing PAGE_ALIGNED_DATA() section
	random: fix the RNDRESEEDCRNG ioctl
	ath10k: Fix error handling in case of CE pipe init failure
	Bluetooth: btqcomsmd: Fix a resource leak in error handling paths in the probe function
	Bluetooth: hci_uart: Fix a race for write_work scheduling
	Bluetooth: Fix initializing response id after clearing struct
	ARM: dts: exynos: correct PMIC interrupt trigger level on Artik 5
	ARM: dts: exynos: correct PMIC interrupt trigger level on Monk
	ARM: dts: exynos: correct PMIC interrupt trigger level on Rinato
	ARM: dts: exynos: correct PMIC interrupt trigger level on Spring
	ARM: dts: exynos: correct PMIC interrupt trigger level on Arndale Octa
	ARM: dts: exynos: correct PMIC interrupt trigger level on Odroid XU3 family
	arm64: dts: exynos: correct PMIC interrupt trigger level on TM2
	arm64: dts: exynos: correct PMIC interrupt trigger level on Espresso
	memory: mtk-smi: Fix PM usage counter unbalance in mtk_smi ops
	bpf: Add bpf_patch_call_args prototype to include/linux/bpf.h
	bpf: Avoid warning when re-casting __bpf_call_base into __bpf_call_base_args
	arm64: dts: allwinner: A64: properly connect USB PHY to port 0
	arm64: dts: allwinner: H6: properly connect USB PHY to port 0
	arm64: dts: allwinner: Drop non-removable from SoPine/LTS SD card
	arm64: dts: allwinner: H6: Allow up to 150 MHz MMC bus frequency
	arm64: dts: allwinner: A64: Limit MMC2 bus frequency to 150 MHz
	cpufreq: brcmstb-avs-cpufreq: Free resources in error path
	cpufreq: brcmstb-avs-cpufreq: Fix resource leaks in ->remove()
	ACPICA: Fix exception code class checks
	usb: gadget: u_audio: Free requests only after callback
	Bluetooth: drop HCI device reference before return
	Bluetooth: Put HCI device if inquiry procedure interrupts
	memory: ti-aemif: Drop child node when jumping out loop
	ARM: dts: Configure missing thermal interrupt for 4430
	usb: dwc2: Do not update data length if it is 0 on inbound transfers
	usb: dwc2: Abort transaction after errors with unknown reason
	usb: dwc2: Make "trimming xfer length" a debug message
	staging: rtl8723bs: wifi_regd.c: Fix incorrect number of regulatory rules
	ARM: dts: armada388-helios4: assign pinctrl to LEDs
	ARM: dts: armada388-helios4: assign pinctrl to each fan
	arm64: dts: armada-3720-turris-mox: rename u-boot mtd partition to a53-firmware
	Bluetooth: btusb: Fix memory leak in btusb_mtk_wmt_recv
	arm64: dts: msm8916: Fix reserved and rfsa nodes unit address
	ARM: s3c: fix fiq for clang IAS
	soc: aspeed: snoop: Add clock control logic
	bpf_lru_list: Read double-checked variable once without lock
	ath9k: fix data bus crash when setting nf_override via debugfs
	ibmvnic: Set to CLOSED state even on error
	bnxt_en: reverse order of TX disable and carrier off
	xen/netback: fix spurious event detection for common event case
	mac80211: fix potential overflow when multiplying to u32 integers
	bpf: Fix bpf_fib_lookup helper MTU check for SKB ctx
	tcp: fix SO_RCVLOWAT related hangs under mem pressure
	net: axienet: Handle deferred probe on clock properly
	cxgb4/chtls/cxgbit: Keeping the max ofld immediate data size same in cxgb4 and ulds
	b43: N-PHY: Fix the update of coef for the PHY revision >= 3case
	ibmvnic: add memory barrier to protect long term buffer
	ibmvnic: skip send_request_unmap for timeout reset
	net: amd-xgbe: Reset the PHY rx data path when mailbox command timeout
	net: amd-xgbe: Fix NETDEV WATCHDOG transmit queue timeout warning
	net: amd-xgbe: Reset link when the link never comes back
	net: amd-xgbe: Fix network fluctuations when using 1G BELFUSE SFP
	net: mvneta: Remove per-cpu queue mapping for Armada 3700
	fbdev: aty: SPARC64 requires FB_ATY_CT
	drm/gma500: Fix error return code in psb_driver_load()
	gma500: clean up error handling in init
	drm/fb-helper: Add missed unlocks in setcmap_legacy()
	crypto: sun4i-ss - linearize buffers content must be kept
	crypto: sun4i-ss - fix kmap usage
	crypto: arm64/aes-ce - really hide slower algos when faster ones are enabled
	drm/amdgpu: Fix macro name _AMDGPU_TRACE_H_ in preprocessor if condition
	MIPS: c-r4k: Fix section mismatch for loongson2_sc_init
	MIPS: lantiq: Explicitly compare LTQ_EBU_PCC_ISTAT against 0
	media: i2c: ov5670: Fix PIXEL_RATE minimum value
	media: imx: Unregister csc/scaler only if registered
	media: imx: Fix csc/scaler unregister
	media: camss: missing error code in msm_video_register()
	media: vsp1: Fix an error handling path in the probe function
	media: em28xx: Fix use-after-free in em28xx_alloc_urbs
	media: media/pci: Fix memleak in empress_init
	media: tm6000: Fix memleak in tm6000_start_stream
	media: aspeed: fix error return code in aspeed_video_setup_video()
	ASoC: cs42l56: fix up error handling in probe
	evm: Fix memleak in init_desc
	crypto: bcm - Rename struct device_private to bcm_device_private
	drm/sun4i: tcon: fix inverted DCLK polarity
	MIPS: properly stop .eh_frame generation
	bsg: free the request before return error code
	drm/amd/display: Fix 10/12 bpc setup in DCE output bit depth reduction.
	drm/amd/display: Fix HDMI deep color output for DCE 6-11.
	media: software_node: Fix refcounts in software_node_get_next_child()
	media: lmedm04: Fix misuse of comma
	media: qm1d1c0042: fix error return code in qm1d1c0042_init()
	media: cx25821: Fix a bug when reallocating some dma memory
	media: pxa_camera: declare variable when DEBUG is defined
	media: uvcvideo: Accept invalid bFormatIndex and bFrameIndex values
	sched/eas: Don't update misfit status if the task is pinned
	mtd: parser: imagetag: fix error codes in bcm963xx_parse_imagetag_partitions()
	crypto: talitos - Work around SEC6 ERRATA (AES-CTR mode data size error)
	drm/nouveau: bail out of nouveau_channel_new if channel init fails
	ata: ahci_brcm: Add back regulators management
	ASoC: cpcap: fix microphone timeslot mask
	mtd: parsers: afs: Fix freeing the part name memory in failure
	f2fs: fix to avoid inconsistent quota data
	drm/amdgpu: Prevent shift wrapping in amdgpu_read_mask()
	f2fs: fix a wrong condition in __submit_bio
	Drivers: hv: vmbus: Avoid use-after-free in vmbus_onoffer_rescind()
	ASoC: SOF: debug: Fix a potential issue on string buffer termination
	btrfs: clarify error returns values in __load_free_space_cache
	hwrng: timeriomem - Fix cooldown period calculation
	crypto: ecdh_helper - Ensure 'len >= secret.len' in decode_key()
	ima: Free IMA measurement buffer on error
	ima: Free IMA measurement buffer after kexec syscall
	ASoC: simple-card-utils: Fix device module clock
	fs/jfs: fix potential integer overflow on shift of a int
	jffs2: fix use after free in jffs2_sum_write_data()
	ubifs: Fix memleak in ubifs_init_authentication
	ubifs: Fix error return code in alloc_wbufs()
	capabilities: Don't allow writing ambiguous v3 file capabilities
	HSI: Fix PM usage counter unbalance in ssi_hw_init
	clk: meson: clk-pll: fix initializing the old rate (fallback) for a PLL
	clk: meson: clk-pll: make "ret" a signed integer
	clk: meson: clk-pll: propagate the error from meson_clk_pll_set_rate()
	selftests/powerpc: Make the test check in eeh-basic.sh posix compliant
	quota: Fix memory leak when handling corrupted quota file
	i2c: iproc: handle only slave interrupts which are enabled
	i2c: iproc: update slave isr mask (ISR_MASK_SLAVE)
	i2c: iproc: handle master read request
	spi: cadence-quadspi: Abort read if dummy cycles required are too many
	clk: sunxi-ng: h6: Fix CEC clock
	HID: core: detect and skip invalid inputs to snto32()
	RDMA/siw: Fix handling of zero-sized Read and Receive Queues.
	dmaengine: fsldma: Fix a resource leak in the remove function
	dmaengine: fsldma: Fix a resource leak in an error handling path of the probe function
	dmaengine: owl-dma: Fix a resource leak in the remove function
	dmaengine: hsu: disable spurious interrupt
	mfd: bd9571mwv: Use devm_mfd_add_devices()
	fdt: Properly handle "no-map" field in the memory region
	of/fdt: Make sure no-map does not remove already reserved regions
	power: reset: at91-sama5d2_shdwc: fix wkupdbc mask
	rtc: s5m: select REGMAP_I2C
	clocksource/drivers/ixp4xx: Select TIMER_OF when needed
	clocksource/drivers/mxs_timer: Add missing semicolon when DEBUG is defined
	RDMA/mlx5: Use the correct obj_id upon DEVX TIR creation
	clk: sunxi-ng: h6: Fix clock divider range on some clocks
	regulator: axp20x: Fix reference cout leak
	certs: Fix blacklist flag type confusion
	regulator: s5m8767: Fix reference count leak
	spi: atmel: Put allocated master before return
	regulator: s5m8767: Drop regulators OF node reference
	regulator: core: Avoid debugfs: Directory ... already present! error
	isofs: release buffer head before return
	auxdisplay: ht16k33: Fix refresh rate handling
	objtool: Fix error handling for STD/CLD warnings
	objtool: Fix ".cold" section suffix check for newer versions of GCC
	IB/umad: Return EIO in case of when device disassociated
	IB/umad: Return EPOLLERR in case of when device disassociated
	KVM: PPC: Make the VMX instruction emulation routines static
	powerpc/47x: Disable 256k page size
	mmc: sdhci-sprd: Fix some resource leaks in the remove function
	mmc: usdhi6rol0: Fix a resource leak in the error handling path of the probe
	mmc: renesas_sdhi_internal_dmac: Fix DMA buffer alignment from 8 to 128-bytes
	ARM: 9046/1: decompressor: Do not clear SCTLR.nTLSMD for ARMv7+ cores
	i2c: qcom-geni: Store DMA mapping data in geni_i2c_dev struct
	amba: Fix resource leak for drivers without .remove
	IB/mlx5: Return appropriate error code instead of ENOMEM
	IB/cm: Avoid a loop when device has 255 ports
	tracepoint: Do not fail unregistering a probe due to memory failure
	perf tools: Fix DSO filtering when not finding a map for a sampled address
	perf vendor events arm64: Fix Ampere eMag event typo
	RDMA/rxe: Fix coding error in rxe_recv.c
	RDMA/rxe: Fix coding error in rxe_rcv_mcast_pkt
	RDMA/rxe: Correct skb on loopback path
	spi: stm32: properly handle 0 byte transfer
	mfd: wm831x-auxadc: Prevent use after free in wm831x_auxadc_read_irq()
	powerpc/pseries/dlpar: handle ibm, configure-connector delay status
	powerpc/8xx: Fix software emulation interrupt
	clk: qcom: gcc-msm8998: Fix Alpha PLL type for all GPLLs
	RDMA/hns: Fixed wrong judgments in the goto branch
	RDMA/siw: Fix calculation of tx_valid_cpus size
	RDMA/hns: Fix type of sq_signal_bits
	spi: pxa2xx: Fix the controller numbering for Wildcat Point
	regulator: qcom-rpmh: fix pm8009 ldo7
	clk: aspeed: Fix APLL calculate formula from ast2600-A2
	nfsd: register pernet ops last, unregister first
	RDMA/hns: Fixes missing error code of CMDQ
	Input: sur40 - fix an error code in sur40_probe()
	perf intel-pt: Fix missing CYC processing in PSB
	perf intel-pt: Fix premature IPC
	perf test: Fix unaligned access in sample parsing test
	Input: elo - fix an error code in elo_connect()
	sparc64: only select COMPAT_BINFMT_ELF if BINFMT_ELF is set
	misc: eeprom_93xx46: Fix module alias to enable module autoprobe
	phy: rockchip-emmc: emmc_phy_init() always return 0
	misc: eeprom_93xx46: Add module alias to avoid breaking support for non device tree users
	soundwire: cadence: fix ACK/NAK handling
	pwm: rockchip: rockchip_pwm_probe(): Remove superfluous clk_unprepare()
	VMCI: Use set_page_dirty_lock() when unregistering guest memory
	PCI: Align checking of syscall user config accessors
	mei: hbm: call mei_set_devstate() on hbm stop response
	drm/msm/dsi: Correct io_start for MSM8994 (20nm PHY)
	drm/msm/mdp5: Fix wait-for-commit for cmd panels
	vfio/iommu_type1: Fix some sanity checks in detach group
	ext4: fix potential htree index checksum corruption
	nvmem: core: Fix a resource leak on error in nvmem_add_cells_from_of()
	nvmem: core: skip child nodes not matching binding
	regmap: sdw: use _no_pm functions in regmap_read/write
	i40e: Fix flow for IPv6 next header (extension header)
	i40e: Add zero-initialization of AQ command structures
	i40e: Fix overwriting flow control settings during driver loading
	i40e: Fix addition of RX filters after enabling FW LLDP agent
	i40e: Fix VFs not created
	i40e: Fix add TC filter for IPv6
	vfio/type1: Use follow_pte()
	net/mlx4_core: Add missed mlx4_free_cmd_mailbox()
	vxlan: move debug check after netdev unregister
	ocfs2: fix a use after free on error
	mm/memory.c: fix potential pte_unmap_unlock pte error
	mm/hugetlb: fix potential double free in hugetlb_register_node() error path
	mm/compaction: fix misbehaviors of fast_find_migrateblock()
	r8169: fix jumbo packet handling on RTL8168e
	arm64: Add missing ISB after invalidating TLB in __primary_switch
	i2c: brcmstb: Fix brcmstd_send_i2c_cmd condition
	mm/rmap: fix potential pte_unmap on an not mapped pte
	scsi: bnx2fc: Fix Kconfig warning & CNIC build errors
	blk-settings: align max_sectors on "logical_block_size" boundary
	ACPI: property: Fix fwnode string properties matching
	ACPI: configfs: add missing check after configfs_register_default_group()
	HID: logitech-dj: add support for keyboard events in eQUAD step 4 Gaming
	HID: wacom: Ignore attempts to overwrite the touch_max value from HID
	Input: raydium_ts_i2c - do not send zero length
	Input: xpad - add support for PowerA Enhanced Wired Controller for Xbox Series X|S
	Input: joydev - prevent potential read overflow in ioctl
	Input: i8042 - add ASUS Zenbook Flip to noselftest list
	media: mceusb: Fix potential out-of-bounds shift
	USB: serial: option: update interface mapping for ZTE P685M
	usb: musb: Fix runtime PM race in musb_queue_resume_work
	usb: dwc3: gadget: Fix setting of DEPCFG.bInterval_m1
	usb: dwc3: gadget: Fix dep->interval for fullspeed interrupt
	USB: serial: ftdi_sio: fix FTX sub-integer prescaler
	USB: serial: mos7840: fix error code in mos7840_write()
	USB: serial: mos7720: fix error code in mos7720_write()
	ALSA: hda: Add another CometLake-H PCI ID
	ALSA: hda/realtek: modify EAPD in the ALC886
	Revert "bcache: Kill btree_io_wq"
	bcache: Give btree_io_wq correct semantics again
	bcache: Move journal work to new flush wq
	drm/amd/display: Add vupdate_no_lock interrupts for DCN2.1
	drm/amdgpu: Set reference clock to 100Mhz on Renoir (v2)
	drm/nouveau/kms: handle mDP connectors
	drm/sched: Cancel and flush all outstanding jobs before finish.
	erofs: initialized fields can only be observed after bit is set
	tpm_tis: Fix check_locality for correct locality acquisition
	tpm_tis: Clean up locality release
	KEYS: trusted: Fix migratable=1 failing
	btrfs: abort the transaction if we fail to inc ref in btrfs_copy_root
	btrfs: fix reloc root leak with 0 ref reloc roots on recovery
	btrfs: splice remaining dirty_bg's onto the transaction dirty bg list
	btrfs: fix extent buffer leak on failure to copy root
	crypto: arm64/sha - add missing module aliases
	crypto: aesni - prevent misaligned buffers on the stack
	crypto: sun4i-ss - checking sg length is not sufficient
	crypto: sun4i-ss - handle BigEndian for cipher
	crypto: sun4i-ss - initialize need_fallback
	seccomp: Add missing return in non-void function
	misc: rtsx: init of rts522a add OCP power off when no card is present
	drivers/misc/vmw_vmci: restrict too big queue size in qp_host_alloc_queue
	pstore: Fix typo in compression option name
	dts64: mt7622: fix slow sd card access
	staging/mt7621-dma: mtk-hsdma.c->hsdma-mt7621.c
	staging: gdm724x: Fix DMA from stack
	staging: rtl8188eu: Add Edimax EW-7811UN V2 to device table
	media: ipu3-cio2: Fix mbus_code processing in cio2_subdev_set_fmt()
	x86/virt: Eat faults on VMXOFF in reboot flows
	x86/reboot: Force all cpus to exit VMX root if VMX is supported
	powerpc/prom: Fix "ibm,arch-vec-5-platform-support" scan
	rcu: Pull deferred rcuog wake up to rcu_eqs_enter() callers
	rcu/nocb: Perform deferred wake up before last idle's need_resched() check
	floppy: reintroduce O_NDELAY fix
	arm64: kexec_file: fix memory leakage in create_dtb() when fdt_open_into() fails
	arm64: uprobe: Return EOPNOTSUPP for AARCH32 instruction probing
	watchdog: qcom: Remove incorrect usage of QCOM_WDT_ENABLE_IRQ
	watchdog: mei_wdt: request stop on unregister
	mtd: spi-nor: sfdp: Fix last erase region marking
	mtd: spi-nor: sfdp: Fix wrong erase type bitmask for overlaid region
	mtd: spi-nor: core: Fix erase type discovery for overlaid region
	mtd: spi-nor: core: Add erase size check for erase command initialization
	mtd: spi-nor: hisi-sfc: Put child node np on error path
	fs/affs: release old buffer head on error path
	seq_file: document how per-entry resources are managed.
	x86: fix seq_file iteration for pat/memtype.c
	hugetlb: fix update_and_free_page contig page struct assumption
	hugetlb: fix copy_huge_page_from_user contig page struct assumption
	arm64: Extend workaround for erratum 1024718 to all versions of Cortex-A55
	media: smipcie: fix interrupt handling and IR timeout
	module: Ignore _GLOBAL_OFFSET_TABLE_ when warning for undefined symbols
	mmc: sdhci-esdhc-imx: fix kernel panic when remove module
	powerpc/32s: Add missing call to kuep_lock on syscall entry
	spmi: spmi-pmic-arb: Fix hw_irq overflow
	gpio: pcf857x: Fix missing first interrupt
	printk: fix deadlock when kernel panic
	cpufreq: intel_pstate: Get per-CPU max freq via MSR_HWP_CAPABILITIES if available
	s390/vtime: fix inline assembly clobber list
	virtio/s390: implement virtio-ccw revision 2 correctly
	um: mm: check more comprehensively for stub changes
	f2fs: fix out-of-repair __setattr_copy()
	sparc32: fix a user-triggerable oops in clear_user()
	spi: spi-synquacer: fix set_cs handling
	gfs2: Don't skip dlm unlock if glock has an lvb
	gfs2: Recursive gfs2_quota_hold in gfs2_iomap_end
	dm: fix deadlock when swapping to encrypted device
	dm writecache: fix writing beyond end of underlying device when shrinking
	dm era: Recover committed writeset after crash
	dm era: Verify the data block size hasn't changed
	dm era: Fix bitset memory leaks
	dm era: Use correct value size in equality function of writeset tree
	dm era: Reinitialize bitset cache before digesting a new writeset
	dm era: only resize metadata in preresume
	drm/i915: Reject 446-480MHz HDMI clock on GLK
	icmp: introduce helper for nat'd source address in network device context
	icmp: allow icmpv6_ndo_send to work with CONFIG_IPV6=n
	gtp: use icmp_ndo_send helper
	sunvnet: use icmp_ndo_send helper
	xfrm: interface: use icmp_ndo_send helper
	ipv6: icmp6: avoid indirect call for icmpv6_send()
	ipv6: silence compilation warning for non-IPV6 builds
	net: icmp: pass zeroed opts from icmp{,v6}_ndo_send before sending
	net: sched: fix police ext initialization
	dm era: Update in-core bitset after committing the metadata
	net: qrtr: Fix memory leak in qrtr_tun_open
	ARM: dts: aspeed: Add LCLK to lpc-snoop
	Linux 5.4.102

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ie4d4b39755277412c370c011e32092624d593765
2021-03-04 10:44:50 +01:00
Mikulas Patocka
371a2218ed blk-settings: align max_sectors on "logical_block_size" boundary
commit 97f433c3601a24d3513d06f575a389a2ca4e11e4 upstream.

We get I/O errors when we run md-raid1 on the top of dm-integrity on the
top of ramdisk.
device-mapper: integrity: Bio not aligned on 8 sectors: 0xff00, 0xff
device-mapper: integrity: Bio not aligned on 8 sectors: 0xff00, 0xff
device-mapper: integrity: Bio not aligned on 8 sectors: 0xffff, 0x1
device-mapper: integrity: Bio not aligned on 8 sectors: 0xffff, 0x1
device-mapper: integrity: Bio not aligned on 8 sectors: 0x8048, 0xff
device-mapper: integrity: Bio not aligned on 8 sectors: 0x8147, 0xff
device-mapper: integrity: Bio not aligned on 8 sectors: 0x8246, 0xff
device-mapper: integrity: Bio not aligned on 8 sectors: 0x8345, 0xbb

The ramdisk device has logical_block_size 512 and max_sectors 255. The
dm-integrity device uses logical_block_size 4096 and it doesn't affect the
"max_sectors" value - thus, it inherits 255 from the ramdisk. So, we have
a device with max_sectors not aligned on logical_block_size.

The md-raid device sees that the underlying leg has max_sectors 255 and it
will split the bios on 255-sector boundary, making the bios unaligned on
logical_block_size.

In order to fix the bug, we round down max_sectors to logical_block_size.

Cc: stable@vger.kernel.org
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-03-04 10:26:40 +01:00
Pan Bian
ed0b50cd44 bsg: free the request before return error code
[ Upstream commit 0f7b4bc6bb1e57c48ef14f1818df947c1612b206 ]

Free the request rq before returning error code.

Fixes: 972248e911 ("scsi: bsg-lib: handle bidi requests without block layer help")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-03-04 10:26:22 +01:00
Jan Kara
166f9bc8ca bfq: Avoid false bfq queue merging
commit 41e76c85660c022c6bf5713bfb6c21e64a487cec upstream.

bfq_setup_cooperator() uses bfqd->in_serv_last_pos so detect whether it
makes sense to merge current bfq queue with the in-service queue.
However if the in-service queue is freshly scheduled and didn't dispatch
any requests yet, bfqd->in_serv_last_pos is stale and contains value
from the previously scheduled bfq queue which can thus result in a bogus
decision that the two queues should be merged. This bug can be observed
for example with the following fio jobfile:

[global]
direct=0
ioengine=sync
invalidate=1
size=1g
rw=read

[reader]
numjobs=4
directory=/mnt

where the 4 processes will end up in the one shared bfq queue although
they do IO to physically very distant files (for some reason I was able to
observe this only with slice_idle=1ms setting).

Fix the problem by invalidating bfqd->in_serv_last_pos when switching
in-service queue.

Fixes: 058fdecc6d ("block, bfq: fix in-service-queue check for queue merging")
CC: stable@vger.kernel.org
Signed-off-by: Jan Kara <jack@suse.cz>
Acked-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-03-04 10:26:10 +01:00
Greg Kroah-Hartman
7834d8fef1 This is the 5.4.99 stable release
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Merge 5.4.99 into android11-5.4-lts

Changes in 5.4.99
	gpio: ep93xx: fix BUG_ON port F usage
	gpio: ep93xx: Fix single irqchip with multi gpiochips
	tracing: Do not count ftrace events in top level enable output
	tracing: Check length before giving out the filter buffer
	arm/xen: Don't probe xenbus as part of an early initcall
	cgroup: fix psi monitor for root cgroup
	arm64: dts: rockchip: Fix PCIe DT properties on rk3399
	arm64: dts: qcom: sdm845: Reserve LPASS clocks in gcc
	ARM: OMAP2+: Fix suspcious RCU usage splats for omap_enter_idle_coupled
	platform/x86: hp-wmi: Disable tablet-mode reporting by default
	ovl: perform vfs_getxattr() with mounter creds
	cap: fix conversions on getxattr
	ovl: skip getxattr of security labels
	nvme-pci: ignore the subsysem NQN on Phison E16
	drm/amd/display: Add more Clock Sources to DCN2.1
	drm/amd/display: Fix dc_sink kref count in emulated_link_detect
	drm/amd/display: Free atomic state after drm_atomic_commit
	drm/amd/display: Decrement refcount of dc_sink before reassignment
	riscv: virt_addr_valid must check the address belongs to linear mapping
	bfq-iosched: Revert "bfq: Fix computation of shallow depth"
	ARM: dts: lpc32xx: Revert set default clock rate of HCLK PLL
	ARM: ensure the signal page contains defined contents
	ARM: kexec: fix oops after TLB are invalidated
	vmlinux.lds.h: Create section for protection against instrumentation
	lkdtm: don't move ctors to .rodata
	mt76: dma: fix a possible memory leak in mt76_add_fragment()
	drm/vc4: hvs: Fix buffer overflow with the dlist handling
	bpf: Check for integer overflow when using roundup_pow_of_two()
	netfilter: xt_recent: Fix attempt to update deleted entry
	netfilter: nftables: fix possible UAF over chains from packet path in netns
	netfilter: flowtable: fix tcp and udp header checksum update
	xen/netback: avoid race in xenvif_rx_ring_slots_available()
	net: enetc: initialize the RFS and RSS memories
	selftests: txtimestamp: fix compilation issue
	net: stmmac: set TxQ mode back to DCB after disabling CBS
	ibmvnic: Clear failover_pending if unable to schedule
	netfilter: conntrack: skip identical origin tuple in same zone only
	x86/build: Disable CET instrumentation in the kernel for 32-bit too
	net: hns3: add a check for queue_id in hclge_reset_vf_queue()
	firmware_loader: align .builtin_fw to 8
	drm/sun4i: tcon: set sync polarity for tcon1 channel
	drm/sun4i: Fix H6 HDMI PHY configuration
	drm/sun4i: dw-hdmi: Fix max. frequency for H6
	clk: sunxi-ng: mp: fix parent rate change flag check
	i2c: stm32f7: fix configuration of the digital filter
	h8300: fix PREEMPTION build, TI_PRE_COUNT undefined
	usb: dwc3: ulpi: fix checkpatch warning
	usb: dwc3: ulpi: Replace CPU-based busyloop with Protocol-based one
	rxrpc: Fix clearance of Tx/Rx ring when releasing a call
	udp: fix skb_copy_and_csum_datagram with odd segment sizes
	net: dsa: call teardown method on probe failure
	net: gro: do not keep too many GRO packets in napi->rx_list
	net: fix iteration for sctp transport seq_files
	net/vmw_vsock: improve locking in vsock_connect_timeout()
	net: watchdog: hold device global xmit lock during tx disable
	vsock/virtio: update credit only if socket is not closed
	vsock: fix locking in vsock_shutdown()
	net/rds: restrict iovecs length for RDS_CMSG_RDMA_ARGS
	net/qrtr: restrict user-controlled length in qrtr_tun_write_iter()
	ovl: expand warning in ovl_d_real()
	Linux 5.4.99

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I28713d7ddd79d24b3007872877e51063df21a01e
2021-02-17 11:45:30 +01:00
Lin Feng
e60577e29d bfq-iosched: Revert "bfq: Fix computation of shallow depth"
[ Upstream commit 388c705b95f23f317fa43e6abf9ff07b583b721a ]

This reverts commit 6d4d273588378c65915acaf7b2ee74e9dd9c130a.

bfq.limit_depth passes word_depths[] as shallow_depth down to sbitmap core
sbitmap_get_shallow, which uses just the number to limit the scan depth of
each bitmap word, formula:
scan_percentage_for_each_word = shallow_depth / (1 << sbimap->shift) * 100%

That means the comments's percentiles 50%, 75%, 18%, 37% of bfq are correct.
But after commit patch 'bfq: Fix computation of shallow depth', we use
sbitmap.depth instead, as a example in following case:

sbitmap.depth = 256, map_nr = 4, shift = 6; sbitmap_word.depth = 64.
The resulsts of computed bfqd->word_depths[] are {128, 192, 48, 96}, and
three of the numbers exceed core dirver's 'sbitmap_word.depth=64' limit
nothing.

Signed-off-by: Lin Feng <linf@wangsu.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-02-17 10:35:16 +01:00
Greg Kroah-Hartman
d1ae7156f3 This is the 5.4.98 stable release
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Merge 5.4.98 into android11-5.4-lts

Changes in 5.4.98
	tracing/kprobe: Fix to support kretprobe events on unloaded modules
	af_key: relax availability checks for skb size calculation
	regulator: core: avoid regulator_resolve_supply() race condition
	mac80211: 160MHz with extended NSS BW in CSA
	ASoC: Intel: Skylake: Zero snd_ctl_elem_value
	chtls: Fix potential resource leak
	pNFS/NFSv4: Try to return invalid layout in pnfs_layout_process()
	ASoC: ak4458: correct reset polarity
	iwlwifi: mvm: skip power command when unbinding vif during CSA
	iwlwifi: mvm: take mutex for calling iwl_mvm_get_sync_time()
	iwlwifi: pcie: add a NULL check in iwl_pcie_txq_unmap
	iwlwifi: pcie: fix context info memory leak
	iwlwifi: mvm: invalidate IDs of internal stations at mvm start
	iwlwifi: mvm: guard against device removal in reprobe
	SUNRPC: Move simple_get_bytes and simple_get_netobj into private header
	SUNRPC: Handle 0 length opaque XDR object data properly
	i2c: mediatek: Move suspend and resume handling to NOIRQ phase
	blk-cgroup: Use cond_resched() when destroy blkgs
	regulator: Fix lockdep warning resolving supplies
	bpf: Fix 32 bit src register truncation on div/mod
	Fix unsynchronized access to sev members through svm_register_enc_region
	squashfs: add more sanity checks in id lookup
	squashfs: add more sanity checks in inode lookup
	squashfs: add more sanity checks in xattr id lookup
	Linux 5.4.98

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I5ea716ca61085f3d27a257db817e5f0a221fde19
2021-02-13 14:18:02 +01:00
Baolin Wang
513fee2aee blk-cgroup: Use cond_resched() when destroy blkgs
[ Upstream commit 6c635caef410aa757befbd8857c1eadde5cc22ed ]

On !PREEMPT kernel, we can get below softlockup when doing stress
testing with creating and destroying block cgroup repeatly. The
reason is it may take a long time to acquire the queue's lock in
the loop of blkcg_destroy_blkgs(), or the system can accumulate a
huge number of blkgs in pathological cases. We can add a need_resched()
check on each loop and release locks and do cond_resched() if true
to avoid this issue, since the blkcg_destroy_blkgs() is not called
from atomic contexts.

[ 4757.010308] watchdog: BUG: soft lockup - CPU#11 stuck for 94s!
[ 4757.010698] Call trace:
[ 4757.010700]  blkcg_destroy_blkgs+0x68/0x150
[ 4757.010701]  cgwb_release_workfn+0x104/0x158
[ 4757.010702]  process_one_work+0x1bc/0x3f0
[ 4757.010704]  worker_thread+0x164/0x468
[ 4757.010705]  kthread+0x108/0x138

Suggested-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-02-13 13:52:56 +01:00
Greg Kroah-Hartman
077672fc7f This is the 5.4.96 stable release
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Merge 5.4.96 into android11-5.4-lts

Changes in 5.4.96
	net: dsa: bcm_sf2: put device node before return
	net: switchdev: don't set port_obj_info->handled true when -EOPNOTSUPP
	ibmvnic: Ensure that CRQ entry read are correctly ordered
	Revert "Revert "block: end bio with BLK_STS_AGAIN in case of non-mq devs and REQ_NOWAIT""
	ACPI: thermal: Do not call acpi_thermal_check() directly
	arm64: Fix kernel address detection of __is_lm_address()
	arm64: Do not pass tagged addresses to __is_lm_address()
	tcp: make TCP_USER_TIMEOUT accurate for zero window probes
	btrfs: backref, only collect file extent items matching backref offset
	btrfs: backref, don't add refs from shared block when resolving normal backref
	btrfs: backref, only search backref entries from leaves of the same root
	btrfs: backref, use correct count to resolve normal data refs
	net_sched: gen_estimator: support large ewma log
	phy: cpcap-usb: Fix warning for missing regulator_disable
	platform/x86: touchscreen_dmi: Add swap-x-y quirk for Goodix touchscreen on Estar Beauty HD tablet
	platform/x86: intel-vbtn: Support for tablet mode on Dell Inspiron 7352
	x86: __always_inline __{rd,wr}msr()
	scsi: scsi_transport_srp: Don't block target in failfast state
	scsi: libfc: Avoid invoking response handler twice if ep is already completed
	scsi: fnic: Fix memleak in vnic_dev_init_devcmd2
	ASoC: SOF: Intel: hda: Resume codec to do jack detection
	mac80211: fix fast-rx encryption check
	scsi: ibmvfc: Set default timeout to avoid crash during migration
	ALSA: hda: Add Cometlake-R PCI ID
	udf: fix the problem that the disc content is not displayed
	nvme: check the PRINFO bit before deciding the host buffer length
	selftests/powerpc: Only test lwm/stmw on big endian
	drm/amd/display: Update dram_clock_change_latency for DCN2.1
	drm/amd/display: Change function decide_dp_link_settings to avoid infinite looping
	objtool: Don't fail on missing symbol table
	kthread: Extract KTHREAD_IS_PER_CPU
	workqueue: Restrict affinity change to rescuer
	Linux 5.4.96

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ib235d179dcd1050a5268dd9a3b61db62a6cb9889
2021-02-07 16:03:32 +01:00
Greg Kroah-Hartman
1410d2b682 Revert "Revert "block: end bio with BLK_STS_AGAIN in case of non-mq devs and REQ_NOWAIT""
This reverts commit bba91cdba6 which is
commit b0beb28097fa04177b3769f4bb7a0d0d9c4ae76e upstream.

It breaks things in 5.4.y, so let's drop it.

Reported-by: Andres Freund <andres@anarazel.de>
Cc: Bijan Mottahedeh <bijan.mottahedeh@oracle.com>
CC: Jens Axboe <axboe@kernel.dk>
Cc: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-07 15:35:47 +01:00
Greg Kroah-Hartman
1b01e2e342 This is the 5.4.91 stable release
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Merge 5.4.91 into android11-5.4-lts

Changes in 5.4.91
	kbuild: enforce -Werror=return-type
	btrfs: prevent NULL pointer dereference in extent_io_tree_panic
	ASoC: dapm: remove widget from dirty list on free
	x86/hyperv: check cpu mask after interrupt has been disabled
	tracing/kprobes: Do the notrace functions check without kprobes on ftrace
	mips: fix Section mismatch in reference
	mips: lib: uncached: fix non-standard usage of variable 'sp'
	MIPS: boot: Fix unaligned access with CONFIG_MIPS_RAW_APPENDED_DTB
	MIPS: relocatable: fix possible boot hangup with KASLR enabled
	RDMA/ocrdma: Fix use after free in ocrdma_dealloc_ucontext_pd()
	ACPI: scan: Harden acpi_device_add() against device ID overflows
	mm/hugetlb: fix potential missing huge page size info
	dm raid: fix discard limits for raid1
	dm snapshot: flush merged data before committing metadata
	dm integrity: fix the maximum number of arguments
	r8152: Add Lenovo Powered USB-C Travel Hub
	btrfs: tree-checker: check if chunk item end overflows
	drm/i915/backlight: fix CPU mode backlight takeover on LPT
	ext4: fix bug for rename with RENAME_WHITEOUT
	ext4: don't leak old mountpoint samples
	smb3: remove unused flag passed into close functions
	cifs: fix interrupted close commands
	dm integrity: fix flush with external metadata device
	ARC: build: remove non-existing bootpImage from KBUILD_IMAGE
	ARC: build: add uImage.lzma to the top-level target
	ARC: build: add boot_targets to PHONY
	ARC: build: move symlink creation to arch/arc/Makefile to avoid race
	netfilter: ipset: fixes possible oops in mtype_resize
	btrfs: fix transaction leak and crash after RO remount caused by qgroup rescan
	regulator: bd718x7: Add enable times
	ethernet: ucc_geth: fix definition and size of ucc_geth_tx_global_pram
	habanalabs: register to pci shutdown callback
	habanalabs: Fix memleak in hl_device_reset
	hwmon: (pwm-fan) Ensure that calculation doesn't discard big period values
	lib/raid6: Let $(UNROLL) rules work with macOS userland
	bfq: Fix computation of shallow depth
	arch/arc: add copy_user_page() to <asm/page.h> to fix build error on ARC
	misdn: dsp: select CONFIG_BITREVERSE
	net: ethernet: fs_enet: Add missing MODULE_LICENSE
	selftests: fix the return value for UDP GRO test
	nvme-pci: mark Samsung PM1725a as IGNORE_DEV_SUBNQN
	nvmet-rdma: Fix list_del corruption on queue establishment failure
	drm/amdgpu: fix a GPU hang issue when remove device
	usb: typec: Fix copy paste error for NVIDIA alt-mode description
	ACPI: scan: add stub acpi_create_platform_device() for !CONFIG_ACPI
	drm/msm: Call msm_init_vram before binding the gpu
	ARM: picoxcell: fix missing interrupt-parent properties
	perf intel-pt: Fix 'CPU too large' error
	dump_common_audit_data(): fix racy accesses to ->d_name
	ASoC: meson: axg-tdm-interface: fix loopback
	ASoC: meson: axg-tdmin: fix axg skew offset
	ASoC: Intel: fix error code cnl_set_dsp_D0()
	nvme-tcp: fix possible data corruption with bio merges
	NFS4: Fix use-after-free in trace_event_raw_event_nfs4_set_lock
	pNFS: We want return-on-close to complete when evicting the inode
	pNFS: Mark layout for return if return-on-close was not sent
	pNFS: Stricter ordering of layoutget and layoutreturn
	NFS/pNFS: Fix a leak of the layout 'plh_outstanding' counter
	NFS: nfs_igrab_and_active must first reference the superblock
	ext4: fix superblock checksum failure when setting password salt
	RDMA/restrack: Don't treat as an error allocation ID wrapping
	RDMA/usnic: Fix memleak in find_free_vf_and_create_qp_grp
	bnxt_en: Improve stats context resource accounting with RDMA driver loaded.
	RDMA/mlx5: Fix wrong free of blue flame register on error
	IB/mlx5: Fix error unwinding when set_has_smi_cap fails
	drm/i915/dsi: Use unconditional msleep for the panel_on_delay when there is no reset-deassert MIPI-sequence
	mm, slub: consider rest of partial list if acquire_slab() fails
	iommu/vt-d: Fix unaligned addresses for intel_flush_svm_range_dev()
	net: sunrpc: interpret the return value of kstrtou32 correctly
	dm: eliminate potential source of excessive kernel log noise
	ALSA: fireface: Fix integer overflow in transmit_midi_msg()
	ALSA: firewire-tascam: Fix integer overflow in midi_port_work()
	netfilter: conntrack: fix reading nf_conntrack_buckets
	netfilter: nf_nat: Fix memleak in nf_nat_init
	netfilter: nft_compat: remove flush counter optimization
	Linux 5.4.91

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I855c7cfa591772da34ca62ad0e5519af7dfbcaaa
2021-01-19 18:51:10 +01:00
Jan Kara
bc68af1fdc bfq: Fix computation of shallow depth
[ Upstream commit 6d4d273588378c65915acaf7b2ee74e9dd9c130a ]

BFQ computes number of tags it allows to be allocated for each request type
based on tag bitmap. However it uses 1 << bitmap.shift as number of
available tags which is wrong. 'shift' is just an internal bitmap value
containing logarithm of how many bits bitmap uses in each bitmap word.
Thus number of tags allowed for some request types can be far to low.
Use proper bitmap.depth which has the number of tags instead.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-01-19 18:26:15 +01:00
Greg Kroah-Hartman
b19ff965a7 This is the 5.4.90 stable release
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Merge 5.4.90 into android11-5.4-lts

Changes in 5.4.90
	x86/asm/32: Add ENDs to some functions and relabel with SYM_CODE_*
	vfio iommu: Add dma available capability
	net: cdc_ncm: correct overhead in delayed_ndp_size
	net: hns3: fix the number of queues actually used by ARQ
	net: hns3: fix a phy loopback fail issue
	net: stmmac: dwmac-sun8i: Balance internal PHY resource references
	net: stmmac: dwmac-sun8i: Balance internal PHY power
	net: vlan: avoid leaks on register_vlan_dev() failures
	net/sonic: Fix some resource leaks in error handling paths
	net: ipv6: fib: flush exceptions when purging route
	tools: selftests: add test for changing routes with PTMU exceptions
	net: fix pmtu check in nopmtudisc mode
	net: ip: always refragment ip defragmented packets
	octeontx2-af: fix memory leak of lmac and lmac->name
	nexthop: Fix off-by-one error in error path
	nexthop: Unlink nexthop group entry in error path
	s390/qeth: fix L2 header access in qeth_l3_osa_features_check()
	net: dsa: lantiq_gswip: Exclude RMII from modes that report 1 GbE
	net/mlx5: Use port_num 1 instead of 0 when delete a RoCE address
	net/mlx5e: ethtool, Fix restriction of autoneg with 56G
	chtls: Fix hardware tid leak
	chtls: Remove invalid set_tcb call
	chtls: Fix panic when route to peer not configured
	chtls: Replace skb_dequeue with skb_peek
	chtls: Added a check to avoid NULL pointer dereference
	chtls: Fix chtls resources release sequence
	x86/resctrl: Use an IPI instead of task_work_add() to update PQR_ASSOC MSR
	x86/resctrl: Don't move a task to the same resource group
	exfat: Month timestamp metadata accidentally incremented
	vmlinux.lds.h: Add PGO and AutoFDO input sections
	iio: imu: st_lsm6dsx: fix edge-trigger interrupts
	HID: wacom: Fix memory leakage caused by kfifo_alloc
	ARM: OMAP2+: omap_device: fix idling of devices during probe
	i2c: sprd: use a specific timeout to avoid system hang up issue
	dmaengine: dw-edma: Fix use after free in dw_edma_alloc_chunk()
	can: tcan4x5x: fix bittiming const, use common bittiming from m_can driver
	can: m_can: m_can_class_unregister(): remove erroneous m_can_clk_stop()
	can: kvaser_pciefd: select CONFIG_CRC32
	cpufreq: powernow-k8: pass policy rather than use cpufreq_cpu_get()
	spi: stm32: FIFO threshold level - fix align packet size
	i2c: i801: Fix the i2c-mux gpiod_lookup_table not being properly terminated
	dmaengine: mediatek: mtk-hsdma: Fix a resource leak in the error handling path of the probe function
	dmaengine: xilinx_dma: check dma_async_device_register return value
	dmaengine: xilinx_dma: fix incompatible param warning in _child_probe()
	dmaengine: xilinx_dma: fix mixed_enum_type coverity warning
	qed: select CONFIG_CRC32
	wil6210: select CONFIG_CRC32
	block: rsxx: select CONFIG_CRC32
	lightnvm: select CONFIG_CRC32
	iommu/intel: Fix memleak in intel_irq_remapping_alloc
	bpftool: Fix compilation failure for net.o with older glibc
	net/mlx5e: Fix memleak in mlx5e_create_l2_table_groups
	net/mlx5e: Fix two double free cases
	regmap: debugfs: Fix a memory leak when calling regmap_attach_dev
	wan: ds26522: select CONFIG_BITREVERSE
	regulator: qcom-rpmh-regulator: correct hfsmps515 definition
	net: mvpp2: disable force link UP during port init procedure
	KVM: arm64: Don't access PMCR_EL0 when no PMU is available
	block: fix use-after-free in disk_part_iter_next
	net: drop bogus skb with CHECKSUM_PARTIAL and offset beyond end of trimmed packet
	regmap: debugfs: Fix a reversed if statement in regmap_debugfs_init()
	Linux 5.4.90

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I36d497eb94180397ab6ef2e370842e1ff6daefaf
2021-01-17 15:43:22 +01:00
Ming Lei
bd0051a5cb block: fix use-after-free in disk_part_iter_next
commit aebf5db917055b38f4945ed6d621d9f07a44ff30 upstream.

Make sure that bdgrab() is done on the 'block_device' instance before
referring to it for avoiding use-after-free.

Cc: <stable@vger.kernel.org>
Reported-by: syzbot+825f0f9657d4e528046e@syzkaller.appspotmail.com
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-01-17 14:05:38 +01:00
Greg Kroah-Hartman
b3b3b35a82 This is the 5.4.87 stable release
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Merge 5.4.87 into android11-5.4-lts

Changes in 5.4.87
	net/sched: sch_taprio: reset child qdiscs before freeing them
	md/raid10: initialize r10_bio->read_slot before use.
	thermal/drivers/cpufreq_cooling: Update cpufreq_state only if state has changed
	ext4: prevent creating duplicate encrypted filenames
	ubifs: prevent creating duplicate encrypted filenames
	f2fs: prevent creating duplicate encrypted filenames
	fscrypt: add fscrypt_is_nokey_name()
	fscrypt: remove kernel-internal constants from UAPI header
	vfio/pci: Move dummy_resources_list init in vfio_pci_probe()
	btrfs: fix race when defragmenting leads to unnecessary IO
	ext4: don't remount read-only with errors=continue on reboot
	KVM: x86: avoid incorrect writes to host MSR_IA32_SPEC_CTRL
	KVM: SVM: relax conditions for allowing MSR_IA32_SPEC_CTRL accesses
	KVM: x86: reinstate vendor-agnostic check on SPEC_CTRL cpuid bits
	powerpc/bitops: Fix possible undefined behaviour with fls() and fls64()
	jffs2: Allow setting rp_size to zero during remounting
	jffs2: Fix NULL pointer dereference in rp_size fs option parsing
	scsi: block: Fix a race in the runtime power management code
	uapi: move constants from <linux/kernel.h> to <linux/const.h>
	tools headers UAPI: Sync linux/const.h with the kernel headers
	null_blk: Fix zone size initialization
	of: fix linker-section match-table corruption
	cgroup: Fix memory leak when parsing multiple source parameters
	scsi: cxgb4i: Fix TLS dependency
	Bluetooth: hci_h5: close serdev device and free hu in h5_close
	reiserfs: add check for an invalid ih_entry_count
	misc: vmw_vmci: fix kernel info-leak by initializing dbells in vmci_ctx_get_chkpt_doorbells()
	media: gp8psk: initialize stats at power control logic
	f2fs: fix shift-out-of-bounds in sanity_check_raw_super()
	ALSA: seq: Use bool for snd_seq_queue internal flags
	ALSA: rawmidi: Access runtime->avail always in spinlock
	bfs: don't use WARNING: string when it's just info.
	fcntl: Fix potential deadlock in send_sig{io, urg}()
	rtc: sun6i: Fix memleak in sun6i_rtc_clk_init
	module: set MODULE_STATE_GOING state when a module fails to load
	quota: Don't overflow quota file offsets
	rtc: pl031: fix resource leak in pl031_probe
	powerpc: sysdev: add missing iounmap() on error in mpic_msgr_probe()
	i3c master: fix missing destroy_workqueue() on error in i3c_master_register
	NFSv4: Fix a pNFS layout related use-after-free race when freeing the inode
	f2fs: avoid race condition for shrinker count
	module: delay kobject uevent until after module init call
	fs/namespace.c: WARN if mnt_count has become negative
	um: ubd: Submit all data segments atomically
	tick/sched: Remove bogus boot "safety" check
	ALSA: pcm: Clear the full allocated memory at hw_params
	dm verity: skip verity work if I/O error when system is shutting down
	Linux 5.4.87

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
[EB: fixed fs/crypto/ merge resolution]
Signed-off-by: Eric Biggers <ebiggers@google.com>
Change-Id: I383fa03a6d3c025d167ab57faebf0d3a59919a00
2021-01-06 09:12:49 -08:00
Bart Van Assche
af07e4dd07 scsi: block: Fix a race in the runtime power management code
commit fa4d0f1992a96f6d7c988ef423e3127e613f6ac9 upstream.

With the current implementation the following race can happen:

 * blk_pre_runtime_suspend() calls blk_freeze_queue_start() and
   blk_mq_unfreeze_queue().

 * blk_queue_enter() calls blk_queue_pm_only() and that function returns
   true.

 * blk_queue_enter() calls blk_pm_request_resume() and that function does
   not call pm_request_resume() because the queue runtime status is
   RPM_ACTIVE.

 * blk_pre_runtime_suspend() changes the queue status into RPM_SUSPENDING.

Fix this race by changing the queue runtime status into RPM_SUSPENDING
before switching q_usage_counter to atomic mode.

Link: https://lore.kernel.org/r/20201209052951.16136-2-bvanassche@acm.org
Fixes: 986d413b7c ("blk-mq: Enable support for runtime power management")
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: stable <stable@vger.kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Stanley Chu <stanley.chu@mediatek.com>
Co-developed-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-01-06 14:48:37 +01:00
Greg Kroah-Hartman
d45416b62b This is the 5.4.86 stable release
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Merge 5.4.86 into android11-5.4-lts

Changes in 5.4.86
	ARM: dts: sun7i: bananapi: Enable RGMII RX/TX delay on Ethernet PHY
	ARM: dts: sun8i: r40: bananapi-m2-berry: Fix dcdc1 regulator
	ARM: dts: sun8i: v40: bananapi-m2-berry: Fix ethernet node
	pinctrl: merrifield: Set default bias in case no particular value given
	pinctrl: baytrail: Avoid clearing debounce value when turning it off
	ARM: dts: sun8i: v3s: fix GIC node memory range
	ARM: dts: sun7i: pcduino3-nano: enable RGMII RX/TX delay on PHY
	ARM: dts: imx6qdl-wandboard-revd1: Remove PAD_GPIO_6 from enetgrp
	ARM: dts: imx6qdl-kontron-samx6i: fix I2C_PM scl pin
	PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter
	gpio: zynq: fix reference leak in zynq_gpio functions
	gpio: mvebu: fix potential user-after-free on probe
	scsi: bnx2i: Requires MMU
	xsk: Fix xsk_poll()'s return type
	xsk: Replace datagram_poll by sock_poll_wait
	can: softing: softing_netdev_open(): fix error handling
	clk: renesas: r9a06g032: Drop __packed for portability
	block: Simplify REQ_OP_ZONE_RESET_ALL handling
	block: factor out requeue handling from dispatch code
	blk-mq: In blk_mq_dispatch_rq_list() "no budget" is a reason to kick
	pinctrl: aspeed: Fix GPIO requests on pass-through banks
	netfilter: x_tables: Switch synchronization to RCU
	netfilter: nft_compat: make sure xtables destructors have run
	netfilter: nft_dynset: fix timeouts later than 23 days
	afs: Fix memory leak when mounting with multiple source parameters
	Revert "gpio: eic-sprd: Use devm_platform_ioremap_resource()"
	gpio: eic-sprd: break loop when getting NULL device resource
	netfilter: nft_ct: Remove confirmation check for NFT_CT_ID
	selftests/bpf/test_offload.py: Reset ethtool features after failed setting
	RDMA/cm: Fix an attempt to use non-valid pointer when cleaning timewait
	i40e: Refactor rx_bi accesses
	i40e: optimise prefetch page refcount
	i40e: avoid premature Rx buffer reuse
	ixgbe: avoid premature Rx buffer reuse
	selftests: fix poll error in udpgro.sh
	net: mvpp2: add mvpp2_phylink_to_port() helper
	drm/tegra: replace idr_init() by idr_init_base()
	kernel/cpu: add arch override for clear_tasks_mm_cpumask() mm handling
	drm/tegra: sor: Disable clocks on error in tegra_sor_init()
	habanalabs: put devices before driver removal
	arm64: syscall: exit userspace before unmasking exceptions
	vxlan: Add needed_headroom for lower device
	vxlan: Copy needed_tailroom from lowerdev
	scsi: mpt3sas: Increase IOCInit request timeout to 30s
	dm table: Remove BUG_ON(in_interrupt())
	iwlwifi: pcie: add one missing entry for AX210
	drm/amd/display: Init clock value by current vbios CLKs
	perf/x86/intel: Check PEBS status correctly
	kbuild: avoid split lines in .mod files
	soc/tegra: fuse: Fix index bug in get_process_id
	usb: mtu3: fix memory corruption in mtu3_debugfs_regset()
	USB: serial: option: add interface-number sanity check to flag handling
	USB: gadget: f_acm: add support for SuperSpeed Plus
	USB: gadget: f_midi: setup SuperSpeed Plus descriptors
	usb: gadget: f_fs: Re-use SS descriptors for SuperSpeedPlus
	USB: gadget: f_rndis: fix bitrate for SuperSpeed and above
	usb: chipidea: ci_hdrc_imx: Pass DISABLE_DEVICE_STREAMING flag to imx6ul
	ARM: dts: exynos: fix roles of USB 3.0 ports on Odroid XU
	ARM: dts: exynos: fix USB 3.0 VBUS control and over-current pins on Exynos5410
	ARM: dts: exynos: fix USB 3.0 pins supply being turned off on Odroid XU
	coresight: tmc-etf: Fix NULL ptr dereference in tmc_enable_etf_sink_perf()
	coresight: tmc-etr: Check if page is valid before dma_map_page()
	coresight: tmc-etr: Fix barrier packet insertion for perf buffer
	coresight: etb10: Fix possible NULL ptr dereference in etb_enable_perf()
	scsi: megaraid_sas: Check user-provided offsets
	HID: i2c-hid: add Vero K147 to descriptor override
	serial_core: Check for port state when tty is in error state
	Bluetooth: Fix slab-out-of-bounds read in hci_le_direct_adv_report_evt()
	quota: Sanity-check quota file headers on load
	media: msi2500: assign SPI bus number dynamically
	crypto: af_alg - avoid undefined behavior accessing salg_name
	md: fix a warning caused by a race between concurrent md_ioctl()s
	drm/gma500: fix double free of gma_connector
	drm/aspeed: Fix Kconfig warning & subsequent build errors
	drm/mcde: Fix handling of platform_get_irq() error
	drm/tve200: Fix handling of platform_get_irq() error
	arm64: dts: renesas: hihope-rzg2-ex: Drop rxc-skew-ps from ethernet-phy node
	arm64: dts: renesas: cat875: Remove rxc-skew-ps from ethernet-phy node
	soc: renesas: rmobile-sysc: Fix some leaks in rmobile_init_pm_domains()
	soc: mediatek: Check if power domains can be powered on at boot time
	soc: qcom: geni: More properly switch to DMA mode
	Revert "i2c: i2c-qcom-geni: Fix DMA transfer race"
	RDMA/bnxt_re: Set queue pair state when being queried
	rtc: pcf2127: fix pcf2127_nvmem_read/write() returns
	selinux: fix error initialization in inode_doinit_with_dentry()
	ARM: dts: aspeed: s2600wf: Fix VGA memory region location
	RDMA/rxe: Compute PSN windows correctly
	x86/mm/ident_map: Check for errors from ident_pud_init()
	ARM: p2v: fix handling of LPAE translation in BE mode
	x86/apic: Fix x2apic enablement without interrupt remapping
	sched/deadline: Fix sched_dl_global_validate()
	sched: Reenable interrupts in do_sched_yield()
	drm/amdgpu: fix incorrect enum type
	crypto: talitos - Endianess in current_desc_hdr()
	crypto: talitos - Fix return type of current_desc_hdr()
	crypto: inside-secure - Fix sizeof() mismatch
	ASoC: sun4i-i2s: Fix lrck_period computation for I2S justified mode
	ARM: dts: aspeed: tiogapass: Remove vuart
	drm/amdgpu: fix build_coefficients() argument
	powerpc/64: Set up a kernel stack for secondaries before cpu_restore()
	spi: img-spfi: fix reference leak in img_spfi_resume
	f2fs: call f2fs_get_meta_page_retry for nat page
	drm/msm/dsi_pll_10nm: restore VCO rate during restore_state
	spi: spi-mem: fix reference leak in spi_mem_access_start
	ASoC: pcm: DRAIN support reactivation
	selinux: fix inode_doinit_with_dentry() LABEL_INVALID error handling
	spi: stm32: fix reference leak in stm32_spi_resume
	brcmfmac: Fix memory leak for unpaired brcmf_{alloc/free}
	arm64: dts: exynos: Include common syscon restart/poweroff for Exynos7
	arm64: dts: exynos: Correct psci compatible used on Exynos7
	Bluetooth: Fix null pointer dereference in hci_event_packet()
	Bluetooth: hci_h5: fix memory leak in h5_close
	spi: spi-ti-qspi: fix reference leak in ti_qspi_setup
	spi: mt7621: fix missing clk_disable_unprepare() on error in mt7621_spi_probe
	spi: tegra20-slink: fix reference leak in slink ops of tegra20
	spi: tegra20-sflash: fix reference leak in tegra_sflash_resume
	spi: tegra114: fix reference leak in tegra spi ops
	spi: bcm63xx-hsspi: fix missing clk_disable_unprepare() on error in bcm63xx_hsspi_resume
	mwifiex: fix mwifiex_shutdown_sw() causing sw reset failure
	selftest/bpf: Add missed ip6ip6 test back
	ASoC: wm8998: Fix PM disable depth imbalance on error
	spi: sprd: fix reference leak in sprd_spi_remove
	ASoC: arizona: Fix a wrong free in wm8997_probe
	RDMa/mthca: Work around -Wenum-conversion warning
	MIPS: BCM47XX: fix kconfig dependency bug for BCM47XX_BCMA
	crypto: qat - fix status check in qat_hal_put_rel_rd_xfer()
	staging: greybus: codecs: Fix reference counter leak in error handling
	staging: gasket: interrupt: fix the missed eventfd_ctx_put() in gasket_interrupt.c
	media: tm6000: Fix sizeof() mismatches
	media: mtk-vcodec: add missing put_device() call in mtk_vcodec_init_dec_pm()
	media: mtk-vcodec: add missing put_device() call in mtk_vcodec_release_dec_pm()
	media: mtk-vcodec: add missing put_device() call in mtk_vcodec_init_enc_pm()
	media: v4l2-fwnode: Return -EINVAL for invalid bus-type
	ASoC: meson: fix COMPILE_TEST error
	scsi: core: Fix VPD LUN ID designator priorities
	media: solo6x10: fix missing snd_card_free in error handling case
	video: fbdev: atmel_lcdfb: fix return error code in atmel_lcdfb_of_init()
	drm/omap: dmm_tiler: fix return error code in omap_dmm_probe()
	Input: ads7846 - fix race that causes missing releases
	Input: ads7846 - fix integer overflow on Rt calculation
	Input: ads7846 - fix unaligned access on 7845
	usb/max3421: fix return error code in max3421_probe()
	spi: mxs: fix reference leak in mxs_spi_probe
	selftests/bpf: Fix broken riscv build
	powerpc: Avoid broken GCC __attribute__((optimize))
	powerpc/feature: Fix CPU_FTRS_ALWAYS by removing CPU_FTRS_GENERIC_32
	EDAC/mce_amd: Use struct cpuinfo_x86.cpu_die_id for AMD NodeId
	crypto: crypto4xx - Replace bitwise OR with logical OR in crypto4xx_build_pd
	crypto: omap-aes - Fix PM disable depth imbalance in omap_aes_probe
	spi: fix resource leak for drivers without .remove callback
	soc: ti: knav_qmss: fix reference leak in knav_queue_probe
	soc: ti: Fix reference imbalance in knav_dma_probe
	drivers: soc: ti: knav_qmss_queue: Fix error return code in knav_queue_probe
	Input: omap4-keypad - fix runtime PM error handling
	clk: meson: Kconfig: fix dependency for G12A
	RDMA/cxgb4: Validate the number of CQEs
	memstick: fix a double-free bug in memstick_check
	ARM: dts: at91: sama5d4_xplained: add pincontrol for USB Host
	ARM: dts: at91: sama5d3_xplained: add pincontrol for USB Host
	mmc: pxamci: Fix error return code in pxamci_probe
	orinoco: Move context allocation after processing the skb
	qtnfmac: fix error return code in qtnf_pcie_probe()
	rsi: fix error return code in rsi_reset_card()
	cw1200: fix missing destroy_workqueue() on error in cw1200_init_common
	dmaengine: mv_xor_v2: Fix error return code in mv_xor_v2_probe()
	arm64: tegra: Fix DT binding for IO High Voltage entry
	media: siano: fix memory leak of debugfs members in smsdvb_hotplug
	platform/x86: mlx-platform: Remove PSU EEPROM from default platform configuration
	platform/x86: mlx-platform: Remove PSU EEPROM from MSN274x platform configuration
	samples: bpf: Fix lwt_len_hist reusing previous BPF map
	media: imx214: Fix stop streaming
	mips: cdmm: fix use-after-free in mips_cdmm_bus_discover
	media: max2175: fix max2175_set_csm_mode() error code
	slimbus: qcom-ngd-ctrl: Avoid sending power requests without QMI
	HSI: omap_ssi: Don't jump to free ID in ssi_add_controller()
	ARM: dts: Remove non-existent i2c1 from 98dx3236
	arm64: dts: armada-3720-turris-mox: update ethernet-phy handle name
	arm64: dts: rockchip: Set dr_mode to "host" for OTG on rk3328-roc-cc
	power: supply: axp288_charger: Fix HP Pavilion x2 10 DMI matching
	power: supply: bq24190_charger: fix reference leak
	genirq/irqdomain: Don't try to free an interrupt that has no mapping
	arm64: dts: ls1028a: fix ENETC PTP clock input
	arm64: dts: qcom: c630: Polish i2c-hid devices
	PCI: Bounds-check command-line resource alignment requests
	PCI: Fix overflow in command-line resource alignment requests
	PCI: iproc: Fix out-of-bound array accesses
	arm64: dts: meson: fix spi-max-frequency on Khadas VIM2
	arm64: dts: meson-sm1: fix typo in opp table
	soc: amlogic: canvas: add missing put_device() call in meson_canvas_get()
	ARM: dts: at91: at91sam9rl: fix ADC triggers
	platform/x86: dell-smbios-base: Fix error return code in dell_smbios_init
	ath10k: Fix the parsing error in service available event
	ath10k: Fix an error handling path
	ath10k: Release some resources in an error handling path
	SUNRPC: rpc_wake_up() should wake up tasks in the correct order
	NFSv4.2: condition READDIR's mask for security label based on LSM state
	SUNRPC: xprt_load_transport() needs to support the netid "rdma6"
	NFSv4: Fix the alignment of page data in the getdeviceinfo reply
	net: sunrpc: Fix 'snprintf' return value check in 'do_xprt_debugfs'
	lockd: don't use interval-based rebinding over TCP
	NFS: switch nfsiod to be an UNBOUND workqueue.
	selftests/seccomp: Update kernel config
	vfio-pci: Use io_remap_pfn_range() for PCI IO memory
	hwmon: (ina3221) Fix PM usage counter unbalance in ina3221_write_enable
	media: saa7146: fix array overflow in vidioc_s_audio()
	powerpc/perf: Fix crash with is_sier_available when pmu is not set
	powerpc/64: Fix an EMIT_BUG_ENTRY in head_64.S
	clocksource/drivers/orion: Add missing clk_disable_unprepare() on error path
	clocksource/drivers/cadence_ttc: Fix memory leak in ttc_setup_clockevent()
	iio: hrtimer-trigger: Mark hrtimer to expire in hard interrupt context
	ARM: dts: at91: sama5d2: map securam as device
	bpf: Fix bpf_put_raw_tracepoint()'s use of __module_address()
	pinctrl: falcon: add missing put_device() call in pinctrl_falcon_probe()
	arm64: dts: rockchip: Fix UART pull-ups on rk3328
	memstick: r592: Fix error return in r592_probe()
	MIPS: Don't round up kernel sections size for memblock_add()
	net/mlx5: Properly convey driver version to firmware
	ASoC: jz4740-i2s: add missed checks for clk_get()
	dm ioctl: fix error return code in target_message
	phy: renesas: rcar-gen3-usb2: disable runtime pm in case of failure
	clocksource/drivers/arm_arch_timer: Use stable count reader in erratum sne
	clocksource/drivers/arm_arch_timer: Correct fault programming of CNTKCTL_EL1.EVNTI
	cpufreq: ap806: Add missing MODULE_DEVICE_TABLE
	cpufreq: highbank: Add missing MODULE_DEVICE_TABLE
	cpufreq: mediatek: Add missing MODULE_DEVICE_TABLE
	cpufreq: qcom: Add missing MODULE_DEVICE_TABLE
	cpufreq: st: Add missing MODULE_DEVICE_TABLE
	cpufreq: sun50i: Add missing MODULE_DEVICE_TABLE
	cpufreq: loongson1: Add missing MODULE_ALIAS
	cpufreq: scpi: Add missing MODULE_ALIAS
	Bluetooth: btusb: Add the missed release_firmware() in btusb_mtk_setup_firmware()
	Bluetooth: btmtksdio: Add the missed release_firmware() in mtk_setup_firmware()
	arm64: dts: meson: fix PHY deassert timing requirements
	ARM: dts: meson: fix PHY deassert timing requirements
	arm64: dts: meson: g12a: x96-max: fix PHY deassert timing requirements
	scsi: qedi: Fix missing destroy_workqueue() on error in __qedi_probe
	scsi: pm80xx: Fix error return in pm8001_pci_probe()
	seq_buf: Avoid type mismatch for seq_buf_init
	scsi: fnic: Fix error return code in fnic_probe()
	platform/x86: mlx-platform: Fix item counter assignment for MSN2700, MSN24xx systems
	powerpc/pseries/hibernation: drop pseries_suspend_begin() from suspend ops
	powerpc/pseries/hibernation: remove redundant cacheinfo update
	drm/mediatek: avoid dereferencing a null hdmi_phy on an error message
	ASoC: amd: change clk_get() to devm_clk_get() and add missed checks
	powerpc/mm: sanity_check_fault() should work for all, not only BOOK3S
	usb: ehci-omap: Fix PM disable depth umbalance in ehci_hcd_omap_probe
	usb: oxu210hp-hcd: Fix memory leak in oxu_create
	speakup: fix uninitialized flush_lock
	nfsd: Fix message level for normal termination
	nfs_common: need lock during iterate through the list
	x86/kprobes: Restore BTF if the single-stepping is cancelled
	platform/chrome: cros_ec_spi: Don't overwrite spi::mode
	bus: fsl-mc: fix error return code in fsl_mc_object_allocate()
	s390/cio: fix use-after-free in ccw_device_destroy_console
	iwlwifi: mvm: hook up missing RX handlers
	erofs: avoid using generic_block_bmap
	can: m_can: m_can_config_endisable(): remove double clearing of clock stop request bit
	RDMA/core: Do not indicate device ready when device enablement fails
	remoteproc: q6v5-mss: fix error handling in q6v5_pds_enable
	remoteproc: qcom: fix reference leak in adsp_start
	remoteproc: qcom: Fix potential NULL dereference in adsp_init_mmio()
	clk: tegra: Fix duplicated SE clock entry
	mtd: rawnand: gpmi: fix reference count leak in gpmi ops
	mtd: rawnand: meson: Fix a resource leak in init
	mtd: rawnand: gpmi: Fix the random DMA timeout issue
	extcon: max77693: Fix modalias string
	crypto: atmel-i2c - select CONFIG_BITREVERSE
	mac80211: don't set set TDLS STA bandwidth wider than possible
	ASoC: wm_adsp: remove "ctl" from list on error in wm_adsp_create_control()
	irqchip/alpine-msi: Fix freeing of interrupts on allocation error path
	watchdog: armada_37xx: Add missing dependency on HAS_IOMEM
	watchdog: sirfsoc: Add missing dependency on HAS_IOMEM
	watchdog: sprd: remove watchdog disable from resume fail path
	watchdog: sprd: check busy bit before new loading rather than after that
	watchdog: Fix potential dereferencing of null pointer
	ubifs: Fix error return code in ubifs_init_authentication()
	um: Monitor error events in IRQ controller
	um: tty: Fix handling of close in tty lines
	um: chan_xterm: Fix fd leak
	sunrpc: fix xs_read_xdr_buf for partial pages receive
	RDMA/cma: Don't overwrite sgid_attr after device is released
	nfc: s3fwrn5: Release the nfc firmware
	powerpc/ps3: use dma_mapping_error()
	sparc: fix handling of page table constructor failure
	mm: don't wake kswapd prematurely when watermark boosting is disabled
	checkpatch: fix unescaped left brace
	lan743x: fix rx_napi_poll/interrupt ping-pong
	net: bcmgenet: Fix a resource leak in an error handling path in the probe functin
	net: allwinner: Fix some resources leak in the error handling path of the probe and in the remove function
	net: korina: fix return value
	libnvdimm/label: Return -ENXIO for no slot in __blk_label_update
	watchdog: qcom: Avoid context switch in restart handler
	watchdog: coh901327: add COMMON_CLK dependency
	clk: ti: Fix memleak in ti_fapll_synth_setup
	pwm: zx: Add missing cleanup in error path
	pwm: lp3943: Dynamically allocate PWM chip base
	perf record: Fix memory leak when using '--user-regs=?' to list registers
	qlcnic: Fix error code in probe
	virtio_ring: Cut and paste bugs in vring_create_virtqueue_packed()
	virtio_net: Fix error code in probe()
	virtio_ring: Fix two use after free bugs
	clk: at91: sam9x60: remove atmel,osc-bypass support
	clk: s2mps11: Fix a resource leak in error handling paths in the probe function
	clk: sunxi-ng: Make sure divider tables have sentinel
	kconfig: fix return value of do_error_if()
	perf probe: Fix memory leak when synthesizing SDT probes
	ARM: sunxi: Add machine match for the Allwinner V3 SoC
	cfg80211: initialize rekey_data
	fix namespaced fscaps when !CONFIG_SECURITY
	lwt: Disable BH too in run_lwt_bpf()
	drm/amd/display: Prevent bandwidth overflow
	drm/amdkfd: Fix leak in dmabuf import
	Input: cros_ec_keyb - send 'scancodes' in addition to key events
	initramfs: fix clang build failure
	Input: goodix - add upside-down quirk for Teclast X98 Pro tablet
	vfio/pci/nvlink2: Do not attempt NPU2 setup on POWER8NVL NPU
	media: gspca: Fix memory leak in probe
	media: sunxi-cir: ensure IR is handled when it is continuous
	media: netup_unidvb: Don't leak SPI master in probe error path
	media: ipu3-cio2: Remove traces of returned buffers
	media: ipu3-cio2: Return actual subdev format
	media: ipu3-cio2: Serialise access to pad format
	media: ipu3-cio2: Validate mbus format in setting subdev format
	media: ipu3-cio2: Make the field on subdev format V4L2_FIELD_NONE
	Input: cyapa_gen6 - fix out-of-bounds stack access
	ALSA: hda/ca0132 - Change Input Source enum strings.
	PM: ACPI: PCI: Drop acpi_pm_set_bridge_wakeup()
	Revert "ACPI / resources: Use AE_CTRL_TERMINATE to terminate resources walks"
	ACPI: PNP: compare the string length in the matching_id()
	ALSA: hda: Fix regressions on clear and reconfig sysfs
	ALSA: hda/ca0132 - Fix AE-5 rear headphone pincfg.
	ALSA: hda/realtek: make bass spk volume adjustable on a yoga laptop
	ALSA: hda/realtek - Enable headset mic of ASUS X430UN with ALC256
	ALSA: hda/realtek - Enable headset mic of ASUS Q524UQK with ALC255
	ALSA: hda/realtek - Add supported for more Lenovo ALC285 Headset Button
	ALSA: pcm: oss: Fix a few more UBSAN fixes
	ALSA/hda: apply jack fixup for the Acer Veriton N4640G/N6640G/N2510G
	ALSA: hda/realtek: Add quirk for MSI-GP73
	ALSA: hda/realtek: Apply jack fixup for Quanta NL3
	ALSA: usb-audio: Add VID to support native DSD reproduction on FiiO devices
	ALSA: usb-audio: Disable sample read check if firmware doesn't give back
	ALSA: core: memalloc: add page alignment for iram
	s390/smp: perform initial CPU reset also for SMT siblings
	s390/kexec_file: fix diag308 subcode when loading crash kernel
	s390/dasd: fix hanging device offline processing
	s390/dasd: prevent inconsistent LCU device data
	s390/dasd: fix list corruption of pavgroup group list
	s390/dasd: fix list corruption of lcu list
	binder: add flag to clear buffer on txn complete
	ASoC: cx2072x: Fix doubly definitions of Playback and Capture streams
	staging: comedi: mf6x4: Fix AI end-of-conversion detection
	perf/x86/intel: Add event constraint for CYCLE_ACTIVITY.STALLS_MEM_ANY
	perf/x86/intel: Fix rtm_abort_event encoding on Ice Lake
	powerpc/perf: Exclude kernel samples while counting events in user space.
	crypto: ecdh - avoid unaligned accesses in ecdh_set_secret()
	crypto: arm/aes-ce - work around Cortex-A57/A72 silion errata
	EDAC/i10nm: Use readl() to access MMIO registers
	EDAC/amd64: Fix PCI component registration
	cpuset: fix race between hotplug work and later CPU offline
	USB: serial: mos7720: fix parallel-port state restore
	USB: serial: digi_acceleport: fix write-wakeup deadlocks
	USB: serial: keyspan_pda: fix dropped unthrottle interrupts
	USB: serial: keyspan_pda: fix write deadlock
	USB: serial: keyspan_pda: fix stalled writes
	USB: serial: keyspan_pda: fix write-wakeup use-after-free
	USB: serial: keyspan_pda: fix tx-unthrottle use-after-free
	USB: serial: keyspan_pda: fix write unthrottling
	btrfs: do not shorten unpin len for caching block groups
	btrfs: trim: fix underflow in trim length to prevent access beyond device boundary
	ext4: fix a memory leak of ext4_free_data
	ext4: fix deadlock with fs freezing and EA inodes
	KVM: arm64: Introduce handling of AArch32 TTBCR2 traps
	ARM: dts: pandaboard: fix pinmux for gpio user button of Pandaboard ES
	ARM: dts: at91: sama5d2: fix CAN message ram offset and size
	xprtrdma: Fix XDRBUF_SPARSE_PAGES support
	powerpc: Fix incorrect stw{, ux, u, x} instructions in __set_pte_at
	powerpc/rtas: Fix typo of ibm,open-errinjct in RTAS filter
	powerpc/feature: Add CPU_FTR_NOEXECUTE to G2_LE
	powerpc/xmon: Change printk() to pr_cont()
	powerpc/8xx: Fix early debug when SMC1 is relocated
	powerpc/mm: Fix verification of MMU_FTR_TYPE_44x
	powerpc/powernv/npu: Do not attempt NPU2 setup on POWER8NVL NPU
	powerpc/powernv/memtrace: Don't leak kernel memory to user space
	powerpc/powernv/memtrace: Fix crashing the kernel when enabling concurrently
	ima: Don't modify file descriptor mode on the fly
	um: Remove use of asprinf in umid.c
	ceph: fix race in concurrent __ceph_remove_cap invocations
	SMB3: avoid confusing warning message on mount to Azure
	ubifs: wbuf: Don't leak kernel memory to flash
	jffs2: Fix GC exit abnormally
	jffs2: Fix ignoring mounting options problem during remounting
	jfs: Fix array index bounds check in dbAdjTree
	platform/x86: mlx-platform: remove an unused variable
	drm/amd/display: Fix memory leaks in S3 resume
	drm/dp_aux_dev: check aux_dev before use in drm_dp_aux_dev_get_by_minor()
	drm/i915: Fix mismatch between misplaced vma check and vma insert
	spi: pxa2xx: Fix use-after-free on unbind
	spi: spi-sh: Fix use-after-free on unbind
	spi: atmel-quadspi: Fix use-after-free on unbind
	spi: davinci: Fix use-after-free on unbind
	spi: fsl: fix use of spisel_boot signal on MPC8309
	spi: gpio: Don't leak SPI master in probe error path
	spi: mxic: Don't leak SPI master in probe error path
	spi: pic32: Don't leak DMA channels in probe error path
	spi: rb4xx: Don't leak SPI master in probe error path
	spi: sc18is602: Don't leak SPI master in probe error path
	spi: st-ssc4: Fix unbalanced pm_runtime_disable() in probe error path
	spi: synquacer: Disable clock in probe error path
	spi: mt7621: Disable clock in probe error path
	spi: mt7621: Don't leak SPI master in probe error path
	spi: atmel-quadspi: Disable clock in probe error path
	spi: atmel-quadspi: Fix AHB memory accesses
	soc: qcom: smp2p: Safely acquire spinlock without IRQs
	mtd: spinand: Fix OOB read
	mtd: parser: cmdline: Fix parsing of part-names with colons
	mtd: rawnand: qcom: Fix DMA sync on FLASH_STATUS register read
	mtd: rawnand: meson: fix meson_nfc_dma_buffer_release() arguments
	scsi: qla2xxx: Fix crash during driver load on big endian machines
	scsi: lpfc: Fix invalid sleeping context in lpfc_sli4_nvmet_alloc()
	scsi: lpfc: Re-fix use after free in lpfc_rq_buf_free()
	iio: buffer: Fix demux update
	iio: adc: rockchip_saradc: fix missing clk_disable_unprepare() on error in rockchip_saradc_resume
	iio:light:rpr0521: Fix timestamp alignment and prevent data leak.
	iio:light:st_uvis25: Fix timestamp alignment and prevent data leak.
	iio:magnetometer:mag3110: Fix alignment and data leak issues.
	iio:pressure:mpl3115: Force alignment of buffer
	iio:imu:bmi160: Fix too large a buffer.
	iio:adc:ti-ads124s08: Fix buffer being too long.
	iio:adc:ti-ads124s08: Fix alignment and data leak issues.
	md/cluster: block reshape with remote resync job
	md/cluster: fix deadlock when node is doing resync job
	pinctrl: sunxi: Always call chained_irq_{enter, exit} in sunxi_pinctrl_irq_handler
	clk: ingenic: Fix divider calculation with div tables
	clk: mvebu: a3700: fix the XTAL MODE pin to MPP1_9
	clk: tegra: Do not return 0 on failure
	device-dax/core: Fix memory leak when rmmod dax.ko
	dma-buf/dma-resv: Respect num_fences when initializing the shared fence list.
	xen-blkback: set ring->xenblkd to NULL after kthread_stop()
	xen/xenbus: Allow watches discard events before queueing
	xen/xenbus: Add 'will_handle' callback support in xenbus_watch_path()
	xen/xenbus/xen_bus_type: Support will_handle watch callback
	xen/xenbus: Count pending messages for each watch
	xenbus/xenbus_backend: Disallow pending watch messages
	libnvdimm/namespace: Fix reaping of invalidated block-window-namespace labels
	platform/x86: intel-vbtn: Allow switch events on Acer Switch Alpha 12
	PCI: Fix pci_slot_release() NULL pointer dereference
	regulator: axp20x: Fix DLDO2 voltage control register mask for AXP22x
	rtc: ep93xx: Fix NULL pointer dereference in ep93xx_rtc_read_time
	Revert: "ring-buffer: Remove HAVE_64BIT_ALIGNED_ACCESS"
	x86/CPU/AMD: Save AMD NodeId as cpu_die_id
	Linux 5.4.86

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: If271639b9a7c833718f8cfdfbacce5affe7f4189
2020-12-30 12:31:14 +01:00
Douglas Anderson
f7e6636831 blk-mq: In blk_mq_dispatch_rq_list() "no budget" is a reason to kick
[ Upstream commit ab3cee3762e5e69f27c302c43691289fdfc12316 ]

In blk_mq_dispatch_rq_list(), if blk_mq_sched_needs_restart() returns
true and the driver returns BLK_STS_RESOURCE then we'll kick the
queue.  However, there's another case where we might need to kick it.
If we were unable to get budget we can be in much the same state as
when the driver returns BLK_STS_RESOURCE, so we should treat it the
same.

It should be noted that even if we add a whole bunch of extra kicking
to the queue in other patches this patch is still important.
Specifically any kicking that happened before we re-spliced leftover
requests into 'hctx->dispatch' wouldn't have found any work, so we
really need to make sure we kick ourselves after we've done the
splicing.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-12-30 11:50:54 +01:00
Johannes Thumshirn
4f3e3fa623 block: factor out requeue handling from dispatch code
[ Upstream commit c92a41031a6d57395889b5c87cea359220a24d2a ]

Factor out the requeue handling from the dispatch code, this will make
subsequent addition of different requeueing schemes easier.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-12-30 11:50:54 +01:00
Damien Le Moal
9e54ca3d4f block: Simplify REQ_OP_ZONE_RESET_ALL handling
[ Upstream commit c7a1d926dc4076aadad187614500afcd8de78818 ]

There is no need for the function __blkdev_reset_all_zones() as
REQ_OP_ZONE_RESET_ALL can be handled directly in blkdev_reset_zones()
bio loop with an early break from the loop. This patch removes this
function and modifies blkdev_reset_zones(), simplifying the code.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-12-30 11:50:54 +01:00
qctecmdr
41dc53c83f Merge "Revert "block: Fix use-after-free while iterating over requests"" 2020-12-21 22:00:25 -08:00
Pradeep P V K
30ed308e3c Revert "block: Fix use-after-free while iterating over requests"
commit 10ee57c29e ("block: Fix use-after-free while iterating over
requests")
This is needed to fix regression observed in suspend/resume
paths where the tag corresponds to static_rqs is becoming
NULL and observed a kernel panic due to NULL pointer access in
blk_mq_get_rq().

89.824342:   <2> Call trace:
89.824356:   <2>  blk_mq_get_request+0x200/0x3ec
89.824367:   <2>  blk_mq_alloc_request+0x5c/0xb4
89.824382:   <2>  blk_get_request+0x2c/0xa4
89.824398:   <2>  __scsi_execute+0x58/0x1a0
89.824413:   <2>  ufshcd_set_dev_pwr_mode+0x174/0x248
89.824425:   <2>  ufshcd_suspend+0x2e8/0x830
89.824436:   <2>  ufshcd_runtime_suspend+0x44/0x194
89.824452:   <2>  ufshcd_pltfrm_runtime_suspend+0x14/0x20
89.824468:   <2>  pm_generic_runtime_suspend+0x44/0x80
89.824481:   <2>  __rpm_callback+0x98/0x1d8
89.824493:   <2>  rpm_suspend+0x31c/0x634
89.824505:   <2>  rpm_idle+0x158/0x228.

Change-Id: I5bc3d75a9d891054dc926171b3ad90b701d776d6
Signed-off-by: Pradeep P V K <pragalla@codeaurora.org>
2020-12-21 21:27:07 +05:30
Sahitya Tummala
9e5e30aa0f block: Fix the setting of same_page variable
The same_page variable inside the function __bio_try_merge_page()
must be set to true if the merge happened within the same page.
As some the callers of this function take action based on that.

Change-Id: Iae4a7170aeaffcc0b9c424368c7d8127d51a177b
Fixes: 1bbb4bd9c3 ("block: disable multi-page bvec")
Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
2020-12-21 08:52:06 +05:30
qctecmdr
c6bb501a23 Merge "block: Fix use-after-free while iterating over requests" 2020-12-20 00:48:54 -08:00
Sahitya Tummala
1bbb4bd9c3 block: disable multi-page bvec
The multi-page bvec is resulting in the performance regression on
UFS devices in sequential read test for upto ~9%. Hence, disable
it as a workaround.

Change-Id: I1dc3f5e710fd1c9a76f32e3144a0081df755ea26
Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
2020-11-27 07:34:50 +05:30
Pradeep P V K
10ee57c29e block: Fix use-after-free while iterating over requests
During request completion and if there are no more references,
update the free request with NULL. This could avoid accessing
the already free request from other contexts while iterating
over the requests.

Change-Id: If3593d8397f510821e1d2ca89f5e0af9d19d57e1
Signed-off-by: Pradeep P V K <ppvk@codeaurora.org>
2020-11-24 16:58:38 +05:30
Greg Kroah-Hartman
0e161a13b1 This is the 5.4.76 stable release
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Merge 5.4.76 into android11-5.4-lts

Changes in 5.4.76
	drm/i915: Break up error capture compression loops with cond_resched()
	drm/i915/gt: Delay execlist processing for tgl
	drm/i915: Drop runtime-pm assert from vgpu io accessors
	ASoC: Intel: Skylake: Add alternative topology binary name
	linkage: Introduce new macros for assembler symbols
	arm64: asm: Add new-style position independent function annotations
	arm64: lib: Use modern annotations for assembly functions
	arm64: Change .weak to SYM_FUNC_START_WEAK_PI for arch/arm64/lib/mem*.S
	tipc: fix use-after-free in tipc_bcast_get_mode
	ptrace: fix task_join_group_stop() for the case when current is traced
	cadence: force nonlinear buffers to be cloned
	chelsio/chtls: fix memory leaks caused by a race
	chelsio/chtls: fix always leaking ctrl_skb
	gianfar: Replace skb_realloc_headroom with skb_cow_head for PTP
	gianfar: Account for Tx PTP timestamp in the skb headroom
	ionic: check port ptr before use
	ip_tunnel: fix over-mtu packet send fail without TUNNEL_DONT_FRAGMENT flags
	net: usb: qmi_wwan: add Telit LE910Cx 0x1230 composition
	powerpc/vnic: Extend "failover pending" window
	sctp: Fix COMM_LOST/CANT_STR_ASSOC err reporting on big-endian platforms
	sfp: Fix error handing in sfp_probe()
	Fonts: Replace discarded const qualifier
	ALSA: hda/realtek - Fixed HP headset Mic can't be detected
	ALSA: hda/realtek - Enable headphone for ASUS TM420
	ALSA: usb-audio: Add implicit feedback quirk for Zoom UAC-2
	ALSA: usb-audio: add usb vendor id as DSD-capable for Khadas devices
	ALSA: usb-audio: Add implicit feedback quirk for Qu-16
	ALSA: usb-audio: Add implicit feedback quirk for MODX
	mm: mempolicy: fix potential pte_unmap_unlock pte error
	lib/crc32test: remove extra local_irq_disable/enable
	kthread_worker: prevent queuing delayed work from timer_fn when it is being canceled
	mm: always have io_remap_pfn_range() set pgprot_decrypted()
	gfs2: Wake up when sd_glock_disposal becomes zero
	ring-buffer: Fix recursion protection transitions between interrupt context
	mtd: spi-nor: Don't copy self-pointing struct around
	ftrace: Fix recursion check for NMI test
	ftrace: Handle tracing when switching between context
	regulator: defer probe when trying to get voltage from unresolved supply
	spi: bcm2835: fix gpio cs level inversion
	tracing: Fix out of bounds write in get_trace_buf
	futex: Handle transient "ownerless" rtmutex state correctly
	ARM: dts: sun4i-a10: fix cpu_alert temperature
	arm64: dts: meson: add missing g12 rng clock
	x86/kexec: Use up-to-dated screen_info copy to fill boot params
	of: Fix reserved-memory overlap detection
	drm/sun4i: frontend: Rework a bit the phase data
	drm/sun4i: frontend: Reuse the ch0 phase for RGB formats
	drm/sun4i: frontend: Fix the scaler phase on A33
	blk-cgroup: Fix memleak on error path
	blk-cgroup: Pre-allocate tree node on blkg_conf_prep
	scsi: core: Don't start concurrent async scan on same host
	drm/amdgpu: add DID for navi10 blockchain SKU
	scsi: ibmvscsi: Fix potential race after loss of transport
	vsock: use ns_capable_noaudit() on socket create
	nvme-rdma: handle unexpected nvme completion data length
	nvmet: fix a NULL pointer dereference when tracing the flush command
	drm/vc4: drv: Add error handding for bind
	ACPI: NFIT: Fix comparison to '-ENXIO'
	usb: cdns3: gadget: suspicious implicit sign extension
	drm/nouveau/nouveau: fix the start/end range for migration
	drm/nouveau/gem: fix "refcount_t: underflow; use-after-free"
	arm64/smp: Move rcu_cpu_starting() earlier
	Revert "coresight: Make sysfs functional on topologies with per core sink"
	vt: Disable KD_FONT_OP_COPY
	fork: fix copy_process(CLONE_PARENT) race with the exiting ->real_parent
	s390/pkey: fix paes selftest failure with paes and pkey static build
	serial: 8250_mtk: Fix uart_get_baud_rate warning
	serial: txx9: add missing platform_driver_unregister() on error in serial_txx9_init
	USB: serial: cyberjack: fix write-URB completion race
	USB: serial: option: add Quectel EC200T module support
	USB: serial: option: add LE910Cx compositions 0x1203, 0x1230, 0x1231
	USB: serial: option: add Telit FN980 composition 0x1055
	tty: serial: fsl_lpuart: add LS1028A support
	tty: serial: fsl_lpuart: LS1021A has a FIFO size of 16 words, like LS1028A
	usb: dwc3: ep0: Fix delay status handling
	USB: Add NO_LPM quirk for Kingston flash drive
	usb: mtu3: fix panic in mtu3_gadget_stop()
	drm/panfrost: Fix a deadlock between the shrinker and madvise path
	ARC: stack unwinding: avoid indefinite looping
	PM: runtime: Drop runtime PM references to supplier on link removal
	PM: runtime: Drop pm_runtime_clean_up_links()
	PM: runtime: Resume the device earlier in __device_release_driver()
	xfs: flush for older, xfs specific ioctls
	perf/core: Fix a memory leak in perf_event_parse_addr_filter()
	arm64: dts: marvell: espressobin: Add ethernet switch aliases
	Linux 5.4.76

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I9e122c9984f0a80613577d71e59101a97e92c1a4
2020-11-10 15:10:23 +01:00
Gabriel Krisman Bertazi
3c52715cea blk-cgroup: Pre-allocate tree node on blkg_conf_prep
[ Upstream commit f255c19b3ab46d3cad3b1b2e1036f4c926cb1d0c ]

Similarly to commit 457e490f2b ("blkcg: allocate struct blkcg_gq
outside request queue spinlock"), blkg_create can also trigger
occasional -ENOMEM failures at the radix insertion because any
allocation inside blkg_create has to be non-blocking, making it more
likely to fail.  This causes trouble for userspace tools trying to
configure io weights who need to deal with this condition.

This patch reduces the occurrence of -ENOMEMs on this path by preloading
the radix tree element on a GFP_KERNEL context, such that we guarantee
the later non-blocking insertion won't fail.

A similar solution exists in blkcg_init_queue for the same situation.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-11-10 12:37:30 +01:00
Gabriel Krisman Bertazi
f77756ea66 blk-cgroup: Fix memleak on error path
[ Upstream commit 52abfcbd57eefdd54737fc8c2dc79d8f46d4a3e5 ]

If new_blkg allocation raced with blk_policy change and
blkg_lookup_check fails, new_blkg is leaked.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-11-10 12:37:29 +01:00
Greg Kroah-Hartman
7ee5d73d3e This is the 5.4.73 stable release
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Merge 5.4.73 into android11-5.4-lts

Changes in 5.4.73
	ibmveth: Switch order of ibmveth_helper calls.
	ibmveth: Identify ingress large send packets.
	ipv4: Restore flowi4_oif update before call to xfrm_lookup_route
	mlx4: handle non-napi callers to napi_poll
	net: fec: Fix phy_device lookup for phy_reset_after_clk_enable()
	net: fec: Fix PHY init after phy_reset_after_clk_enable()
	net: fix pos incrementment in ipv6_route_seq_next
	net/smc: fix valid DMBE buffer sizes
	net/tls: sendfile fails with ktls offload
	net: usb: qmi_wwan: add Cellient MPL200 card
	tipc: fix the skb_unshare() in tipc_buf_append()
	socket: fix option SO_TIMESTAMPING_NEW
	can: m_can_platform: don't call m_can_class_suspend in runtime suspend
	can: j1935: j1939_tp_tx_dat_new(): fix missing initialization of skbcnt
	net: j1939: j1939_session_fresh_new(): fix missing initialization of skbcnt
	net/ipv4: always honour route mtu during forwarding
	net_sched: remove a redundant goto chain check
	r8169: fix data corruption issue on RTL8402
	cxgb4: handle 4-tuple PEDIT to NAT mode translation
	binder: fix UAF when releasing todo list
	ALSA: bebob: potential info leak in hwdep_read()
	ALSA: hda: fix jack detection with Realtek codecs when in D3
	ALSA: hda/hdmi: fix incorrect locking in hdmi_pcm_close
	nvme-pci: disable the write zeros command for Intel 600P/P3100
	chelsio/chtls: fix socket lock
	chelsio/chtls: correct netdevice for vlan interface
	chelsio/chtls: correct function return and return type
	ibmvnic: save changed mac address to adapter->mac_addr
	net: ftgmac100: Fix Aspeed ast2600 TX hang issue
	net: hdlc: In hdlc_rcv, check to make sure dev is an HDLC device
	net: hdlc_raw_eth: Clear the IFF_TX_SKB_SHARING flag after calling ether_setup
	net: Properly typecast int values to set sk_max_pacing_rate
	net/sched: act_tunnel_key: fix OOB write in case of IPv6 ERSPAN tunnels
	nexthop: Fix performance regression in nexthop deletion
	nfc: Ensure presence of NFC_ATTR_FIRMWARE_NAME attribute in nfc_genl_fw_download()
	r8169: fix operation under forced interrupt threading
	selftests: forwarding: Add missing 'rp_filter' configuration
	selftests: rtnetlink: load fou module for kci_test_encap_fou() test
	tcp: fix to update snd_wl1 in bulk receiver fast path
	icmp: randomize the global rate limiter
	ALSA: hda/realtek - The front Mic on a HP machine doesn't work
	ALSA: hda/realtek - set mic to auto detect on a HP AIO machine
	ALSA: hda/realtek - Add mute Led support for HP Elitebook 845 G7
	ALSA: hda/realtek: Enable audio jacks of ASUS D700SA with ALC887
	cifs: remove bogus debug code
	cifs: Return the error from crypt_message when enc/dec key not found.
	SMB3: Resolve data corruption of TCP server info fields
	KVM: nVMX: Reset the segment cache when stuffing guest segs
	KVM: nVMX: Reload vmcs01 if getting vmcs12's pages fails
	KVM: x86/mmu: Commit zap of remaining invalid pages when recovering lpages
	KVM: SVM: Initialize prev_ga_tag before use
	ima: Don't ignore errors from crypto_shash_update()
	crypto: algif_aead - Do not set MAY_BACKLOG on the async path
	crypto: caam/qi - add fallback for XTS with more than 8B IV
	EDAC/i5100: Fix error handling order in i5100_init_one()
	EDAC/aspeed: Fix handling of platform_get_irq() error
	EDAC/ti: Fix handling of platform_get_irq() error
	perf/x86/intel/ds: Fix x86_pmu_stop warning for large PEBS
	x86/fpu: Allow multiple bits in clearcpuid= parameter
	drivers/perf: xgene_pmu: Fix uninitialized resource struct
	drivers/perf: thunderx2_pmu: Fix memory resource error handling
	sched/fair: Fix wrong cpu selecting from isolated domain
	perf/x86/intel/uncore: Update Ice Lake uncore units
	perf/x86/intel/uncore: Reduce the number of CBOX counters
	x86/nmi: Fix nmi_handle() duration miscalculation
	x86/events/amd/iommu: Fix sizeof mismatch
	crypto: algif_skcipher - EBUSY on aio should be an error
	crypto: mediatek - Fix wrong return value in mtk_desc_ring_alloc()
	crypto: ixp4xx - Fix the size used in a 'dma_free_coherent()' call
	crypto: picoxcell - Fix potential race condition bug
	media: tuner-simple: fix regression in simple_set_radio_freq
	media: Revert "media: exynos4-is: Add missed check for pinctrl_lookup_state()"
	media: ov5640: Correct Bit Div register in clock tree diagram
	media: m5mols: Check function pointer in m5mols_sensor_power
	media: uvcvideo: Set media controller entity functions
	media: uvcvideo: Silence shift-out-of-bounds warning
	media: staging/intel-ipu3: css: Correctly reset some memory
	media: omap3isp: Fix memleak in isp_probe
	media: i2c: ov5640: Remain in power down for DVP mode unless streaming
	media: i2c: ov5640: Separate out mipi configuration from s_power
	media: i2c: ov5640: Enable data pins on poweron for DVP mode
	media: rcar_drif: Fix fwnode reference leak when parsing DT
	media: rcar_drif: Allocate v4l2_async_subdev dynamically
	media: rcar-csi2: Allocate v4l2_async_subdev dynamically
	crypto: omap-sham - fix digcnt register handling with export/import
	hwmon: (pmbus/max34440) Fix status register reads for MAX344{51,60,61}
	cypto: mediatek - fix leaks in mtk_desc_ring_alloc
	media: mx2_emmaprp: Fix memleak in emmaprp_probe
	media: tc358743: initialize variable
	media: tc358743: cleanup tc358743_cec_isr
	media: rcar-vin: Fix a reference count leak.
	media: rockchip/rga: Fix a reference count leak.
	media: platform: fcp: Fix a reference count leak.
	media: camss: Fix a reference count leak.
	media: s5p-mfc: Fix a reference count leak
	media: stm32-dcmi: Fix a reference count leak
	media: ti-vpe: Fix a missing check and reference count leak
	regulator: resolve supply after creating regulator
	pinctrl: bcm: fix kconfig dependency warning when !GPIOLIB
	spi: spi-s3c64xx: swap s3c64xx_spi_set_cs() and s3c64xx_enable_datapath()
	spi: spi-s3c64xx: Check return values
	blk-mq: move cancel of hctx->run_work to the front of blk_exit_queue
	ath10k: provide survey info as accumulated data
	drm/vkms: fix xrgb on compute crc
	Bluetooth: hci_uart: Cancel init work before unregistering
	drm/amd/display: Fix wrong return value in dm_update_plane_state()
	drm: panel: Fix bus format for OrtusTech COM43H4M85ULC panel
	ath6kl: prevent potential array overflow in ath6kl_add_new_sta()
	ath9k: Fix potential out of bounds in ath9k_htc_txcompletion_cb()
	ath10k: Fix the size used in a 'dma_free_coherent()' call in an error handling path
	wcn36xx: Fix reported 802.11n rx_highest rate wcn3660/wcn3680
	ASoC: qcom: lpass-platform: fix memory leak
	ASoC: qcom: lpass-cpu: fix concurrency issue
	brcmfmac: check ndev pointer
	mwifiex: Do not use GFP_KERNEL in atomic context
	staging: rtl8192u: Do not use GFP_KERNEL in atomic context
	drm/gma500: fix error check
	scsi: qla4xxx: Fix an error handling path in 'qla4xxx_get_host_stats()'
	scsi: qla2xxx: Fix wrong return value in qlt_chk_unresolv_exchg()
	scsi: qla2xxx: Fix wrong return value in qla_nvme_register_hba()
	scsi: csiostor: Fix wrong return value in csio_hw_prep_fw()
	backlight: sky81452-backlight: Fix refcount imbalance on error
	staging: emxx_udc: Fix passing of NULL to dma_alloc_coherent()
	VMCI: check return value of get_user_pages_fast() for errors
	mm/error_inject: Fix allow_error_inject function signatures.
	drm: panel: Fix bpc for OrtusTech COM43H4M85ULC panel
	drm/crc-debugfs: Fix memleak in crc_control_write
	binder: Remove bogus warning on failed same-process transaction
	tty: serial: earlycon dependency
	tty: hvcs: Don't NULL tty->driver_data until hvcs_cleanup()
	pty: do tty_flip_buffer_push without port->lock in pty_write
	pwm: lpss: Fix off by one error in base_unit math in pwm_lpss_prepare()
	pwm: lpss: Add range limit check for the base_unit register value
	drivers/virt/fsl_hypervisor: Fix error handling path
	video: fbdev: vga16fb: fix setting of pixclock because a pass-by-value error
	video: fbdev: sis: fix null ptr dereference
	video: fbdev: radeon: Fix memleak in radeonfb_pci_register
	ASoC: fsl: imx-es8328: add missing put_device() call in imx_es8328_probe()
	HID: roccat: add bounds checking in kone_sysfs_write_settings()
	drm/msm: Avoid div-by-zero in dpu_crtc_atomic_check()
	drm/panfrost: Ensure GPU quirks are always initialised
	iomap: Clear page error before beginning a write
	pinctrl: mcp23s08: Fix mcp23x17_regmap initialiser
	pinctrl: mcp23s08: Fix mcp23x17 precious range
	net/mlx5: Don't call timecounter cyc2time directly from 1PPS flow
	scsi: mpt3sas: Fix sync irqs
	net: stmmac: use netif_tx_start|stop_all_queues() function
	cpufreq: armada-37xx: Add missing MODULE_DEVICE_TABLE
	drm: mxsfb: check framebuffer pitch
	coresight: etm4x: Handle unreachable sink in perf mode
	xhci: don't create endpoint debugfs entry before ring buffer is set.
	net: dsa: rtl8366: Check validity of passed VLANs
	net: dsa: rtl8366: Refactor VLAN/PVID init
	net: dsa: rtl8366: Skip PVID setting if not requested
	net: wilc1000: clean up resource in error path of init mon interface
	ASoC: tlv320aic32x4: Fix bdiv clock rate derivation
	net: dsa: rtl8366rb: Support all 4096 VLANs
	spi: omap2-mcspi: Improve performance waiting for CHSTAT
	ath6kl: wmi: prevent a shift wrapping bug in ath6kl_wmi_delete_pstream_cmd()
	dmaengine: dmatest: Check list for emptiness before access its last entry
	misc: mic: scif: Fix error handling path
	ALSA: seq: oss: Avoid mutex lock for a long-time ioctl
	usb: dwc2: Fix parameter type in function pointer prototype
	quota: clear padding in v2r1_mem2diskdqb()
	slimbus: core: check get_addr before removing laddr ida
	slimbus: core: do not enter to clock pause mode in core
	slimbus: qcom-ngd-ctrl: disable ngd in qmi server down callback
	ASoC: fsl_sai: Instantiate snd_soc_dai_driver
	HID: hid-input: fix stylus battery reporting
	nvmem: core: fix possibly memleak when use nvmem_cell_info_to_nvmem_cell()
	nl80211: fix OBSS PD min and max offset validation
	coresight: etm: perf: Fix warning caused by etm_setup_aux failure
	ibmvnic: set up 200GBPS speed
	qtnfmac: fix resource leaks on unsupported iftype error return path
	iio: adc: stm32-adc: fix runtime autosuspend delay when slow polling
	net: enic: Cure the enic api locking trainwreck
	mfd: sm501: Fix leaks in probe()
	iwlwifi: mvm: split a print to avoid a WARNING in ROC
	usb: gadget: f_ncm: fix ncm_bitrate for SuperSpeed and above.
	usb: gadget: u_ether: enable qmult on SuperSpeed Plus as well
	nl80211: fix non-split wiphy information
	usb: dwc2: Fix INTR OUT transfers in DDMA mode.
	scsi: target: tcmu: Fix warning: 'page' may be used uninitialized
	scsi: be2iscsi: Fix a theoretical leak in beiscsi_create_eqs()
	ipmi_si: Fix wrong return value in try_smi_init()
	platform/x86: mlx-platform: Remove PSU EEPROM configuration
	mwifiex: fix double free
	ipvs: clear skb->tstamp in forwarding path
	net: korina: fix kfree of rx/tx descriptor array
	netfilter: nf_log: missing vlan offload tag and proto
	mm/swapfile.c: fix potential memory leak in sys_swapon
	mm/memcg: fix device private memcg accounting
	mm, oom_adj: don't loop through tasks in __set_oom_adj when not necessary
	fs: fix NULL dereference due to data race in prepend_path()
	selftests/ftrace: Change synthetic event name for inter-event-combined test
	i3c: master add i3c_master_attach_boardinfo to preserve boardinfo
	IB/mlx4: Fix starvation in paravirt mux/demux
	IB/mlx4: Adjust delayed work when a dup is observed
	powerpc/pseries: Fix missing of_node_put() in rng_init()
	powerpc/icp-hv: Fix missing of_node_put() in success path
	RDMA/ucma: Fix locking for ctx->events_reported
	RDMA/ucma: Add missing locking around rdma_leave_multicast()
	mtd: lpddr: fix excessive stack usage with clang
	RDMA/hns: Add a check for current state before modifying QP
	RDMA/umem: Fix signature of stub ib_umem_find_best_pgsz()
	powerpc/pseries: explicitly reschedule during drmem_lmb list traversal
	pseries/drmem: don't cache node id in drmem_lmb struct
	RDMA/mlx5: Fix potential race between destroy and CQE poll
	mtd: mtdoops: Don't write panic data twice
	ARM: 9007/1: l2c: fix prefetch bits init in L2X0_AUX_CTRL using DT values
	arc: plat-hsdk: fix kconfig dependency warning when !RESET_CONTROLLER
	ida: Free allocated bitmap in error path
	xfs: limit entries returned when counting fsmap records
	xfs: fix deadlock and streamline xfs_getfsmap performance
	xfs: fix high key handling in the rt allocator's query_range function
	RDMA/umem: Fix ib_umem_find_best_pgsz() for mappings that cross a page boundary
	RDMA/umem: Prevent small pages from being returned by ib_umem_find_best_pgsz()
	RDMA/qedr: Fix qp structure memory leak
	RDMA/qedr: Fix use of uninitialized field
	RDMA/qedr: Fix return code if accept is called on a destroyed qp
	RDMA/qedr: Fix inline size returned for iWARP
	powerpc/book3s64/hash/4k: Support large linear mapping range with 4K
	powerpc/tau: Use appropriate temperature sample interval
	powerpc/tau: Convert from timer to workqueue
	powerpc/tau: Remove duplicated set_thresholds() call
	powerpc/tau: Check processor type before enabling TAU interrupt
	powerpc/tau: Disable TAU between measurements
	powerpc/64s/radix: Fix mm_cpumask trimming race vs kthread_use_mm
	RDMA/cma: Remove dead code for kernel rdmacm multicast
	RDMA/cma: Consolidate the destruction of a cma_multicast in one place
	perf intel-pt: Fix "context_switch event has no tid" error
	RDMA/hns: Set the unsupported wr opcode
	RDMA/mlx5: Disable IB_DEVICE_MEM_MGT_EXTENSIONS if IB_WR_REG_MR can't work
	i40iw: Add support to make destroy QP synchronous
	perf stat: Skip duration_time in setup_system_wide
	RDMA/hns: Fix the wrong value of rnr_retry when querying qp
	RDMA/hns: Fix missing sq_sig_type when querying QP
	mtd: rawnand: vf610: disable clk on error handling path in probe
	mtd: spinand: gigadevice: Only one dummy byte in QUADIO
	mtd: spinand: gigadevice: Add QE Bit
	kdb: Fix pager search for multi-line strings
	overflow: Include header file with SIZE_MAX declaration
	RDMA/ipoib: Set rtnl_link_ops for ipoib interfaces
	powerpc/perf: Exclude pmc5/6 from the irrelevant PMU group constraints
	powerpc/perf/hv-gpci: Fix starting index value
	i3c: master: Fix error return in cdns_i3c_master_probe()
	cpufreq: powernv: Fix frame-size-overflow in powernv_cpufreq_reboot_notifier
	IB/rdmavt: Fix sizeof mismatch
	RDMA/rxe: Fix skb lifetime in rxe_rcv_mcast_pkt()
	maiblox: mediatek: Fix handling of platform_get_irq() error
	selftests/powerpc: Fix eeh-basic.sh exit codes
	f2fs: wait for sysfs kobject removal before freeing f2fs_sb_info
	RDMA/rxe: Handle skb_clone() failure in rxe_recv.c
	mm/page_owner: change split_page_owner to take a count
	lib/crc32.c: fix trivial typo in preprocessor condition
	ramfs: fix nommu mmap with gaps in the page cache
	rapidio: fix error handling path
	rapidio: fix the missed put_device() for rio_mport_add_riodev
	mailbox: avoid timer start from callback
	i2c: rcar: Auto select RESET_CONTROLLER
	clk: meson: g12a: mark fclk_div2 as critical
	PCI: aardvark: Check for errors from pci_bridge_emul_init() call
	PCI: iproc: Set affinity mask on MSI interrupts
	rpmsg: smd: Fix a kobj leak in in qcom_smd_parse_edge()
	PCI/IOV: Mark VFs as not implementing PCI_COMMAND_MEMORY
	vfio/pci: Decouple PCI_COMMAND_MEMORY bit checks from is_virtfn
	clk: qcom: gcc-sdm660: Fix wrong parent_map
	clk: keystone: sci-clk: fix parsing assigned-clock data during probe
	pwm: img: Fix null pointer access in probe
	clk: rockchip: Initialize hw to error to avoid undefined behavior
	clk: mediatek: add UART0 clock support
	module: statically initialize init section freeing data
	clk: at91: clk-main: update key before writing AT91_CKGR_MOR
	clk: bcm2835: add missing release if devm_clk_hw_register fails
	watchdog: Fix memleak in watchdog_cdev_register
	watchdog: Use put_device on error
	watchdog: sp5100: Fix definition of EFCH_PM_DECODEEN3
	svcrdma: fix bounce buffers for unaligned offsets and multiple pages
	ext4: limit entries returned when counting fsmap records
	vfio/pci: Clear token on bypass registration failure
	vfio iommu type1: Fix memory leak in vfio_iommu_type1_pin_pages
	clk: imx8mq: Fix usdhc parents order
	SUNRPC: fix copying of multiple pages in gss_read_proxy_verf()
	Input: imx6ul_tsc - clean up some errors in imx6ul_tsc_resume()
	Input: stmfts - fix a & vs && typo
	Input: ep93xx_keypad - fix handling of platform_get_irq() error
	Input: omap4-keypad - fix handling of platform_get_irq() error
	Input: twl4030_keypad - fix handling of platform_get_irq() error
	Input: sun4i-ps2 - fix handling of platform_get_irq() error
	KVM: x86: emulating RDPID failure shall return #UD rather than #GP
	scsi: bfa: Fix error return in bfad_pci_init()
	netfilter: conntrack: connection timeout after re-register
	netfilter: ebtables: Fixes dropping of small packets in bridge nat
	netfilter: nf_fwd_netdev: clear timestamp in forwarding path
	arm64: dts: meson: vim3: correct led polarity
	ARM: dts: imx6sl: fix rng node
	ARM: at91: pm: of_node_put() after its usage
	ARM: s3c24xx: fix mmc gpio lookup tables
	ARM: dts: sun8i: r40: bananapi-m2-ultra: Fix dcdc1 regulator
	arm64: dts: allwinner: h5: remove Mali GPU PMU module
	memory: omap-gpmc: Fix a couple off by ones
	memory: omap-gpmc: Fix build error without CONFIG_OF
	memory: fsl-corenet-cf: Fix handling of platform_get_irq() error
	arm64: dts: imx8mq: Add missing interrupts to GPC
	arm64: dts: qcom: msm8916: Remove one more thermal trip point unit name
	arm64: dts: qcom: pm8916: Remove invalid reg size from wcd_codec
	arm64: dts: qcom: msm8916: Fix MDP/DSI interrupts
	arm64: dts: renesas: r8a77990: Fix MSIOF1 DMA channels
	arm64: dts: renesas: r8a774c0: Fix MSIOF1 DMA channels
	arm64: dts: actions: limit address range for pinctrl node
	ARM: dts: owl-s500: Fix incorrect PPI interrupt specifiers
	soc: fsl: qbman: Fix return value on success
	ARM: OMAP2+: Restore MPU power domain if cpu_cluster_pm_enter() fails
	arm64: dts: zynqmp: Remove additional compatible string for i2c IPs
	ARM: dts: meson8: remove two invalid interrupt lines from the GPU node
	lightnvm: fix out-of-bounds write to array devices->info[]
	powerpc/powernv/dump: Fix race while processing OPAL dump
	powerpc/pseries: Avoid using addr_to_pfn in real mode
	nvmet: fix uninitialized work for zero kato
	NTB: hw: amd: fix an issue about leak system resources
	sched/features: Fix !CONFIG_JUMP_LABEL case
	perf: correct SNOOPX field offset
	i2c: core: Restore acpi_walk_dep_device_list() getting called after registering the ACPI i2c devs
	md/bitmap: fix memory leak of temporary bitmap
	block: ratelimit handle_bad_sector() message
	crypto: ccp - fix error handling
	x86/asm: Replace __force_order with a memory clobber
	x86/mce: Add Skylake quirk for patrol scrub reported errors
	media: firewire: fix memory leak
	media: ati_remote: sanity check for both endpoints
	media: st-delta: Fix reference count leak in delta_run_work
	media: sti: Fix reference count leaks
	media: exynos4-is: Fix several reference count leaks due to pm_runtime_get_sync
	media: exynos4-is: Fix a reference count leak due to pm_runtime_get_sync
	media: exynos4-is: Fix a reference count leak
	media: vsp1: Fix runtime PM imbalance on error
	media: platform: s3c-camif: Fix runtime PM imbalance on error
	media: platform: sti: hva: Fix runtime PM imbalance on error
	media: bdisp: Fix runtime PM imbalance on error
	media: media/pci: prevent memory leak in bttv_probe
	x86/mce: Make mce_rdmsrl() panic on an inaccessible MSR
	media: uvcvideo: Ensure all probed info is returned to v4l2
	mmc: sdio: Check for CISTPL_VERS_1 buffer size
	media: saa7134: avoid a shift overflow
	media: venus: fixes for list corruption
	fs: dlm: fix configfs memory leak
	media: venus: core: Fix runtime PM imbalance in venus_probe
	ntfs: add check for mft record size in superblock
	ip_gre: set dev->hard_header_len and dev->needed_headroom properly
	mac80211: handle lack of sband->bitrates in rates
	PM: hibernate: remove the bogus call to get_gendisk() in software_resume()
	scsi: mvumi: Fix error return in mvumi_io_attach()
	scsi: target: core: Add CONTROL field for trace events
	mic: vop: copy data to kernel space then write to io memory
	misc: vop: add round_up(x,4) for vring_size to avoid kernel panic
	usb: dwc3: Add splitdisable quirk for Hisilicon Kirin Soc
	usb: gadget: function: printer: fix use-after-free in __lock_acquire
	udf: Limit sparing table size
	udf: Avoid accessing uninitialized data on failed inode read
	rtw88: increse the size of rx buffer size
	USB: cdc-acm: handle broken union descriptors
	usb: dwc3: simple: add support for Hikey 970
	can: flexcan: flexcan_chip_stop(): add error handling and propagate error value
	ath9k: hif_usb: fix race condition between usb_get_urb() and usb_kill_anchored_urbs()
	drm/panfrost: add amlogic reset quirk callback
	bpf: Limit caller's stack depth 256 for subprogs with tailcalls
	misc: rtsx: Fix memory leak in rtsx_pci_probe
	reiserfs: only call unlock_new_inode() if I_NEW
	opp: Prevent memory leak in dev_pm_opp_attach_genpd()
	xfs: make sure the rt allocator doesn't run off the end
	usb: ohci: Default to per-port over-current protection
	Bluetooth: Only mark socket zapped after unlocking
	drm/msm/a6xx: fix a potential overflow issue
	iomap: fix WARN_ON_ONCE() from unprivileged users
	scsi: ibmvfc: Fix error return in ibmvfc_probe()
	scsi: qla2xxx: Warn if done() or free() are called on an already freed srb
	selftests/bpf: Fix test_sysctl_loop{1, 2} failure due to clang change
	brcmsmac: fix memory leak in wlc_phy_attach_lcnphy
	rtl8xxxu: prevent potential memory leak
	Fix use after free in get_capset_info callback.
	HID: ite: Add USB id match for Acer One S1003 keyboard dock
	scsi: qedf: Return SUCCESS if stale rport is encountered
	scsi: qedi: Protect active command list to avoid list corruption
	scsi: qedi: Fix list_del corruption while removing active I/O
	fbmem: add margin check to fb_check_caps()
	tty: ipwireless: fix error handling
	Bluetooth: btusb: Fix memleak in btusb_mtk_submit_wmt_recv_urb
	ipvs: Fix uninit-value in do_ip_vs_set_ctl()
	reiserfs: Fix memory leak in reiserfs_parse_options()
	mwifiex: don't call del_timer_sync() on uninitialized timer
	ALSA: hda/ca0132 - Add AE-7 microphone selection commands.
	ALSA: hda/ca0132 - Add new quirk ID for SoundBlaster AE-7.
	scsi: smartpqi: Avoid crashing kernel for controller issues
	brcm80211: fix possible memleak in brcmf_proto_msgbuf_attach
	usb: core: Solve race condition in anchor cleanup functions
	scsi: ufs: ufs-qcom: Fix race conditions caused by ufs_qcom_testbus_config()
	dmaengine: dw: Add DMA-channels mask cell support
	dmaengine: dw: Activate FIFO-mode for memory peripherals only
	ath10k: check idx validity in __ath10k_htt_rx_ring_fill_n()
	net: korina: cast KSEG0 address to pointer in kfree
	s390/qeth: don't let HW override the configured port role
	tty: serial: lpuart: fix lpuart32_write usage
	tty: serial: fsl_lpuart: fix lpuart32_poll_get_char
	usb: cdc-acm: add quirk to blacklist ETAS ES58X devices
	USB: cdc-wdm: Make wdm_flush() interruptible and add wdm_fsync().
	usb: cdns3: gadget: free interrupt after gadget has deleted
	eeprom: at25: set minimum read/write access stride to 1
	usb: gadget: f_ncm: allow using NCM in SuperSpeed Plus gadgets.
	Linux 5.4.73

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I3245a6f313462f8b4ea408c7657a1027ab95b78c
2020-10-29 11:38:08 +01:00
Tetsuo Handa
b3a0ed4110 block: ratelimit handle_bad_sector() message
[ Upstream commit f4ac712e4fe009635344b9af5d890fe25fcc8c0d ]

syzbot is reporting unkillable task [1], for the caller is failing to
handle a corrupted filesystem image which attempts to access beyond
the end of the device. While we need to fix the caller, flooding the
console with handle_bad_sector() message is unlikely useful.

[1] https://syzkaller.appspot.com/bug?id=f1f49fb971d7a3e01bd8ab8cff2ff4572ccf3092

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-10-29 09:58:01 +01:00
Yang Yang
450d03435c blk-mq: move cancel of hctx->run_work to the front of blk_exit_queue
[ Upstream commit 47ce030b7ac5a5259a9a5919f230b52497afc31a ]

blk_exit_queue will free elevator_data, while blk_mq_run_work_fn
will access it. Move cancel of hctx->run_work to the front of
blk_exit_queue to avoid use-after-free.

Fixes: 1b97871b50 ("blk-mq: move cancel of hctx->run_work into blk_mq_hw_sysfs_release")
Signed-off-by: Yang Yang <yang.yang@vivo.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-10-29 09:57:34 +01:00
Greg Kroah-Hartman
53b9968c9b This is the 5.4.70 stable release
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Merge 5.4.70 into android11-5.4-lts

Changes in 5.4.70
	btrfs: fix filesystem corruption after a device replace
	mmc: sdhci: Workaround broken command queuing on Intel GLK based IRBIS models
	USB: gadget: f_ncm: Fix NDP16 datagram validation
	gpio: siox: explicitly support only threaded irqs
	gpio: mockup: fix resource leak in error path
	gpio: tc35894: fix up tc35894 interrupt configuration
	clk: socfpga: stratix10: fix the divider for the emac_ptp_free_clk
	vsock/virtio: add transport parameter to the virtio_transport_reset_no_sock()
	net: virtio_vsock: Enhance connection semantics
	xfs: trim IO to found COW extent limit
	Input: i8042 - add nopnp quirk for Acer Aspire 5 A515
	iio: adc: qcom-spmi-adc5: fix driver name
	ftrace: Move RCU is watching check after recursion check
	memstick: Skip allocating card when removing host
	drm/amdgpu: restore proper ref count in amdgpu_display_crtc_set_config
	clocksource/drivers/timer-gx6605s: Fixup counter reload
	libbpf: Remove arch-specific include path in Makefile
	drivers/net/wan/hdlc_fr: Add needed_headroom for PVC devices
	drm/sun4i: mixer: Extend regmap max_register
	net: dec: de2104x: Increase receive ring size for Tulip
	rndis_host: increase sleep time in the query-response loop
	nvme-core: get/put ctrl and transport module in nvme_dev_open/release()
	fuse: fix the ->direct_IO() treatment of iov_iter
	drivers/net/wan/lapbether: Make skb->protocol consistent with the header
	drivers/net/wan/hdlc: Set skb->protocol before transmitting
	mac80211: Fix radiotap header channel flag for 6GHz band
	mac80211: do not allow bigger VHT MPDUs than the hardware supports
	tracing: Make the space reserved for the pid wider
	tools/io_uring: fix compile breakage
	spi: fsl-espi: Only process interrupts for expected events
	nvme-pci: fix NULL req in completion handler
	nvme-fc: fail new connections to a deleted host or remote port
	gpio: sprd: Clear interrupt when setting the type as edge
	phy: ti: am654: Fix a leak in serdes_am654_probe()
	pinctrl: mvebu: Fix i2c sda definition for 98DX3236
	nfs: Fix security label length not being reset
	clk: tegra: Always program PLL_E when enabled
	clk: samsung: exynos4: mark 'chipid' clock as CLK_IGNORE_UNUSED
	iommu/exynos: add missing put_device() call in exynos_iommu_of_xlate()
	gpio/aspeed-sgpio: enable access to all 80 input & output sgpios
	gpio/aspeed-sgpio: don't enable all interrupts by default
	gpio: aspeed: fix ast2600 bank properties
	i2c: cpm: Fix i2c_ram structure
	Input: trackpoint - enable Synaptics trackpoints
	scripts/dtc: only append to HOST_EXTRACFLAGS instead of overwriting
	random32: Restore __latent_entropy attribute on net_rand_state
	block/diskstats: more accurate approximation of io_ticks for slow disks
	mm: replace memmap_context by meminit_context
	mm: don't rely on system state to detect hot-plug operations
	nvme: Cleanup and rename nvme_block_nr()
	nvme: Introduce nvme_lba_to_sect()
	nvme: consolidate chunk_sectors settings
	epoll: do not insert into poll queues until all sanity checks are done
	epoll: replace ->visited/visited_list with generation count
	epoll: EPOLL_CTL_ADD: close the race in decision to take fast path
	ep_create_wakeup_source(): dentry name can change under you...
	netfilter: ctnetlink: add a range check for l3/l4 protonum
	Linux 5.4.70

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ic4aba5748f2156f83a29e1d0b637c31bbdc12370
2020-10-07 08:50:29 +02:00
Konstantin Khlebnikov
2334b2d5a2 block/diskstats: more accurate approximation of io_ticks for slow disks
commit 2b8bd423614c595540eaadcfbc702afe8e155e50 upstream.

Currently io_ticks is approximated by adding one at each start and end of
requests if jiffies counter has changed. This works perfectly for requests
shorter than a jiffy or if one of requests starts/ends at each jiffy.

If disk executes just one request at a time and they are longer than two
jiffies then only first and last jiffies will be accounted.

Fix is simple: at the end of request add up into io_ticks jiffies passed
since last update rather than just one jiffy.

Example: common HDD executes random read 4k requests around 12ms.

fio --name=test --filename=/dev/sdb --rw=randread --direct=1 --runtime=30 &
iostat -x 10 sdb

Note changes of iostat's "%util" 8,43% -> 99,99% before/after patch:

Before:

Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await r_await w_await  svctm  %util
sdb               0,00     0,00   82,60    0,00   330,40     0,00     8,00     0,96   12,09   12,09    0,00   1,02   8,43

After:

Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await r_await w_await  svctm  %util
sdb               0,00     0,00   82,50    0,00   330,00     0,00     8,00     1,00   12,10   12,10    0,00  12,12  99,99

Now io_ticks does not loose time between start and end of requests, but
for queue-depth > 1 some I/O time between adjacent starts might be lost.

For load estimation "%util" is not as useful as average queue length,
but it clearly shows how often disk queue is completely empty.

Fixes: 5b18b5a737 ("block: delete part_round_stats and switch to less precise counting")
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
From: "Banerjee, Debabrata" <dbanerje@akamai.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-10-07 08:01:29 +02:00
Keith Busch
1154754b7b block: fix get_max_io_size()
A previous commit aligning splits to physical block sizes inadvertently
modified one return case such that that it now returns 0 length splits
when the number of sectors doesn't exceed the physical offset. This later
hits a case of 0 in bio_split(). Restore the previous working behavior.

Change-Id: I5d4b36862fb7f7202996bcaa2c4b7d71b49e6ba6
Fixes: 9cc5169cd4 ("block: Improve physical block alignment of split bios")
Reported-by: Eric Deal <eric.deal@wdc.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: stable@vger.kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Git-commit: f09dbec9c0
Git-repo: https://android.googlesource.com/kernel/common/
Signed-off-by: Pradeep P V K <ppvk@codeaurora.org>
2020-09-28 02:54:35 -07:00
Greg Kroah-Hartman
fbeb808e66 This is the 5.4.67 stable release
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Merge 5.4.67 into android11-5.4-lts

Changes in 5.4.67
	gfs2: initialize transaction tr_ailX_lists earlier
	RDMA/bnxt_re: Restrict the max_gids to 256
	e1000e: Add support for Comet Lake
	dsa: Allow forwarding of redirected IGMP traffic
	net: handle the return value of pskb_carve_frag_list() correctly
	hv_netvsc: Remove "unlikely" from netvsc_select_queue
	firmware_loader: fix memory leak for paged buffer
	NFSv4.1 handle ERR_DELAY error reclaiming locking state on delegation recall
	scsi: pm8001: Fix memleak in pm8001_exec_internal_task_abort
	scsi: libfc: Fix for double free()
	scsi: lpfc: Fix FLOGI/PLOGI receive race condition in pt2pt discovery
	regulator: pwm: Fix machine constraints application
	spi: spi-loopback-test: Fix out-of-bounds read
	NFS: Zero-stateid SETATTR should first return delegation
	SUNRPC: stop printk reading past end of string
	rapidio: Replace 'select' DMAENGINES 'with depends on'
	cifs: fix DFS mount with cifsacl/modefromsid
	openrisc: Fix cache API compile issue when not inlining
	nvme-fc: cancel async events before freeing event struct
	nvme-rdma: cancel async events before freeing event struct
	nvme-tcp: cancel async events before freeing event struct
	block: only call sched requeue_request() for scheduled requests
	f2fs: fix indefinite loop scanning for free nid
	f2fs: Return EOF on unaligned end of file DIO read
	i2c: algo: pca: Reapply i2c bus settings after reset
	spi: Fix memory leak on splited transfers
	KVM: MIPS: Change the definition of kvm type
	clk: davinci: Use the correct size when allocating memory
	clk: rockchip: Fix initialization of mux_pll_src_4plls_p
	ASoC: qcom: Set card->owner to avoid warnings
	ASoC: qcom: common: Fix refcount imbalance on error
	powerpc/book3s64/radix: Fix boot failure with large amount of guest memory
	ASoC: meson: axg-toddr: fix channel order on g12 platforms
	Drivers: hv: vmbus: hibernation: do not hang forever in vmbus_bus_resume()
	scsi: libsas: Fix error path in sas_notify_lldd_dev_found()
	arm64: Allow CPUs unffected by ARM erratum 1418040 to come in late
	Drivers: hv: vmbus: Add timeout to vmbus_wait_for_unload
	perf test: Fix the "signal" test inline assembly
	MIPS: SNI: Fix MIPS_L1_CACHE_SHIFT
	perf evlist: Fix cpu/thread map leak
	perf parse-event: Fix memory leak in evsel->unit
	perf test: Free formats for perf pmu parse test
	fbcon: Fix user font detection test at fbcon_resize().
	MIPS: SNI: Fix spurious interrupts
	drm/mediatek: Add exception handing in mtk_drm_probe() if component init fail
	drm/mediatek: Add missing put_device() call in mtk_hdmi_dt_parse_pdata()
	arm64: bpf: Fix branch offset in JIT
	iommu/amd: Fix potential @entry null deref
	i2c: mxs: use MXS_DMA_CTRL_WAIT4END instead of DMA_CTRL_ACK
	riscv: Add sfence.vma after early page table changes
	drm/i915: Filter wake_flags passed to default_wake_function
	USB: quirks: Add USB_QUIRK_IGNORE_REMOTE_WAKEUP quirk for BYD zhaoxin notebook
	USB: UAS: fix disconnect by unplugging a hub
	usblp: fix race between disconnect() and read()
	usb: typec: ucsi: Prevent mode overrun
	i2c: i801: Fix resume bug
	Revert "ALSA: hda - Fix silent audio output and corrupted input on MSI X570-A PRO"
	ALSA: hda: fixup headset for ASUS GX502 laptop
	ALSA: hda/realtek - The Mic on a RedmiBook doesn't work
	percpu: fix first chunk size calculation for populated bitmap
	Input: trackpoint - add new trackpoint variant IDs
	Input: i8042 - add Entroware Proteus EL07R4 to nomux and reset lists
	serial: 8250_pci: Add Realtek 816a and 816b
	x86/boot/compressed: Disable relocation relaxation
	s390/zcrypt: fix kmalloc 256k failure
	ehci-hcd: Move include to keep CRC stable
	powerpc/dma: Fix dma_map_ops::get_required_mask
	selftests/vm: fix display of page size in map_hugetlb
	dm/dax: Fix table reference counts
	mm/memory_hotplug: drain per-cpu pages again during memory offline
	dm: Call proper helper to determine dax support
	dax: Fix compilation for CONFIG_DAX && !CONFIG_FS_DAX
	Linux 5.4.67

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I74cb1118f65868ee13b21d06e762cf02cc1d562c
2020-09-24 12:50:01 +02:00
Omar Sandoval
7f07bbf9bc block: only call sched requeue_request() for scheduled requests
[ Upstream commit e8a8a185051a460e3eb0617dca33f996f4e31516 ]

Yang Yang reported the following crash caused by requeueing a flush
request in Kyber:

  [    2.517297] Unable to handle kernel paging request at virtual address ffffffd8071c0b00
  ...
  [    2.517468] pc : clear_bit+0x18/0x2c
  [    2.517502] lr : sbitmap_queue_clear+0x40/0x228
  [    2.517503] sp : ffffff800832bc60 pstate : 00c00145
  ...
  [    2.517599] Process ksoftirqd/5 (pid: 51, stack limit = 0xffffff8008328000)
  [    2.517602] Call trace:
  [    2.517606]  clear_bit+0x18/0x2c
  [    2.517619]  kyber_finish_request+0x74/0x80
  [    2.517627]  blk_mq_requeue_request+0x3c/0xc0
  [    2.517637]  __scsi_queue_insert+0x11c/0x148
  [    2.517640]  scsi_softirq_done+0x114/0x130
  [    2.517643]  blk_done_softirq+0x7c/0xb0
  [    2.517651]  __do_softirq+0x208/0x3bc
  [    2.517657]  run_ksoftirqd+0x34/0x60
  [    2.517663]  smpboot_thread_fn+0x1c4/0x2c0
  [    2.517667]  kthread+0x110/0x120
  [    2.517669]  ret_from_fork+0x10/0x18

This happens because Kyber doesn't track flush requests, so
kyber_finish_request() reads a garbage domain token. Only call the
scheduler's requeue_request() hook if RQF_ELVPRIV is set (like we do for
the finish_request() hook in blk_mq_free_request()). Now that we're
handling it in blk-mq, also remove the check from BFQ.

Reported-by: Yang Yang <yang.yang@vivo.com>
Signed-off-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-09-23 12:40:37 +02:00
Greg Kroah-Hartman
22cb1b9ceb This is the 5.4.66 stable release
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Merge 5.4.66 into android11-5.4-lts

Changes in 5.4.66
	ARM: dts: logicpd-torpedo-baseboard: Fix broken audio
	ARM: dts: logicpd-som-lv-baseboard: Fix broken audio
	ARM: dts: logicpd-som-lv-baseboard: Fix missing video
	regulator: push allocation in regulator_ena_gpio_request() out of lock
	regulator: remove superfluous lock in regulator_resolve_coupling()
	ARM: dts: socfpga: fix register entry for timer3 on Arria10
	selftests/timers: Turn off timeout setting
	ARM: dts: ls1021a: fix QuadSPI-memory reg range
	ARM: dts: imx7ulp: Correct gpio ranges
	RDMA/rxe: Fix memleak in rxe_mem_init_user
	RDMA/rxe: Drop pointless checks in rxe_init_ports
	RDMA/rxe: Fix panic when calling kmem_cache_create()
	RDMA/bnxt_re: Do not report transparent vlan from QP1
	drm/sun4i: add missing put_device() call in sun8i_r40_tcon_tv_set_mux()
	arm64: dts: imx8mq: Fix TMU interrupt property
	drm/sun4i: Fix dsi dcs long write function
	iio: adc: mcp3422: fix locking on error path
	iio: adc: mcp3422: fix locking scope
	scsi: libsas: Set data_dir as DMA_NONE if libata marks qc as NODATA
	RDMA/core: Fix reported speed and width
	scsi: megaraid_sas: Don't call disable_irq from process IRQ poll
	scsi: mpt3sas: Don't call disable_irq from IRQ poll handler
	soundwire: fix double free of dangling pointer
	drm/sun4i: backend: Support alpha property on lowest plane
	drm/sun4i: backend: Disable alpha on the lowest plane on the A20
	mmc: sdhci-acpi: Clear amd_sdhci_host on reset
	mmc: sdhci-msm: Add retries when all tuning phases are found valid
	spi: stm32: Rate-limit the 'Communication suspended' message
	nvme-fabrics: allow to queue requests for live queues
	spi: stm32: fix pm_runtime_get_sync() error checking
	block: Set same_page to false in __bio_try_merge_page if ret is false
	IB/isert: Fix unaligned immediate-data handling
	ARM: dts: bcm: HR2: Fixed QSPI compatible string
	ARM: dts: NSP: Fixed QSPI compatible string
	ARM: dts: BCM5301X: Fixed QSPI compatible string
	arm64: dts: ns2: Fixed QSPI compatible string
	ARC: HSDK: wireup perf irq
	dmaengine: acpi: Put the CSRT table after using it
	netfilter: conntrack: allow sctp hearbeat after connection re-use
	drivers/net/wan/lapbether: Added needed_tailroom
	NFC: st95hf: Fix memleak in st95hf_in_send_cmd
	firestream: Fix memleak in fs_open
	ALSA: hda: Fix 2 channel swapping for Tegra
	ALSA: hda/tegra: Program WAKEEN register for Tegra
	drivers/dma/dma-jz4780: Fix race condition between probe and irq handler
	net: hns3: Fix for geneve tx checksum bug
	xfs: fix off-by-one in inode alloc block reservation calculation
	drivers/net/wan/lapbether: Set network_header before transmitting
	cfg80211: Adjust 6 GHz frequency to channel conversion
	xfs: initialize the shortform attr header padding entry
	irqchip/eznps: Fix build error for !ARC700 builds
	nvmet-tcp: Fix NULL dereference when a connect data comes in h2cdata pdu
	nvme-fabrics: don't check state NVME_CTRL_NEW for request acceptance
	nvme: have nvme_wait_freeze_timeout return if it timed out
	nvme-tcp: serialize controller teardown sequences
	nvme-tcp: fix timeout handler
	nvme-tcp: fix reset hang if controller died in the middle of a reset
	nvme-rdma: serialize controller teardown sequences
	nvme-rdma: fix timeout handler
	nvme-rdma: fix reset hang if controller died in the middle of a reset
	nvme-pci: cancel nvme device request before disabling
	HID: quirks: Set INCREMENT_USAGE_ON_DUPLICATE for all Saitek X52 devices
	HID: microsoft: Add rumble support for the 8bitdo SN30 Pro+ controller
	drivers/net/wan/hdlc_cisco: Add hard_header_len
	HID: elan: Fix memleak in elan_input_configured
	ARC: [plat-hsdk]: Switch ethernet phy-mode to rgmii-id
	cpufreq: intel_pstate: Refuse to turn off with HWP enabled
	cpufreq: intel_pstate: Fix intel_pstate_get_hwp_max() for turbo disabled
	arm64/module: set trampoline section flags regardless of CONFIG_DYNAMIC_FTRACE
	ALSA: hda: hdmi - add Rocketlake support
	ALSA: hda: fix a runtime pm issue in SOF when integrated GPU is disabled
	drm/amdgpu: Fix bug in reporting voltage for CIK
	iommu/amd: Do not use IOMMUv2 functionality when SME is active
	gcov: Disable gcov build with GCC 10
	iio: adc: ti-ads1015: fix conversion when CONFIG_PM is not set
	iio: cros_ec: Set Gyroscope default frequency to 25Hz
	iio:light:ltr501 Fix timestamp alignment issue.
	iio:proximity:mb1232: Fix timestamp alignment and prevent data leak.
	iio:accel:bmc150-accel: Fix timestamp alignment and prevent data leak.
	iio:adc:ti-adc084s021 Fix alignment and data leak issues.
	iio:adc:ina2xx Fix timestamp alignment issue.
	iio:adc:max1118 Fix alignment of timestamp and data leak issues
	iio:adc:ti-adc081c Fix alignment and data leak issues
	iio:magnetometer:ak8975 Fix alignment and data leak issues.
	iio:light:max44000 Fix timestamp alignment and prevent data leak.
	iio:chemical:ccs811: Fix timestamp alignment and prevent data leak.
	iio: accel: kxsd9: Fix alignment of local buffer.
	iio:accel:mma7455: Fix timestamp alignment and prevent data leak.
	iio:accel:mma8452: Fix timestamp alignment and prevent data leak.
	staging: wlan-ng: fix out of bounds read in prism2sta_probe_usb()
	btrfs: require only sector size alignment for parent eb bytenr
	btrfs: fix lockdep splat in add_missing_dev
	btrfs: fix wrong address when faulting in pages in the search ioctl
	kobject: Restore old behaviour of kobject_del(NULL)
	regulator: push allocation in regulator_init_coupling() outside of lock
	regulator: push allocations in create_regulator() outside of lock
	regulator: push allocation in set_consumer_device_supply() out of lock
	regulator: plug of_node leak in regulator_register()'s error path
	regulator: core: Fix slab-out-of-bounds in regulator_unlock_recursive()
	scsi: target: iscsi: Fix data digest calculation
	scsi: target: iscsi: Fix hang in iscsit_access_np() when getting tpg->np_login_sem
	drm/i915/gvt: do not check len & max_len for lri
	drm/tve200: Stabilize enable/disable
	drm/msm: Disable preemption on all 5xx targets
	mmc: sdio: Use mmc_pre_req() / mmc_post_req()
	mmc: sdhci-of-esdhc: Don't walk device-tree on every interrupt
	rbd: require global CAP_SYS_ADMIN for mapping and unmapping
	RDMA/rxe: Fix the parent sysfs read when the interface has 15 chars
	RDMA/mlx4: Read pkey table length instead of hardcoded value
	fbcon: remove soft scrollback code
	fbcon: remove now unusued 'softback_lines' cursor() argument
	vgacon: remove software scrollback support
	KVM: VMX: Don't freeze guest when event delivery causes an APIC-access exit
	KVM: arm64: Do not try to map PUDs when they are folded into PMD
	KVM: fix memory leak in kvm_io_bus_unregister_dev()
	debugfs: Fix module state check condition
	ARM: dts: vfxxx: Add syscon compatible with OCOTP
	video: fbdev: fix OOB read in vga_8planes_imageblit()
	staging: greybus: audio: fix uninitialized value issue
	phy: qcom-qmp: Use correct values for ipq8074 PCIe Gen2 PHY init
	usb: core: fix slab-out-of-bounds Read in read_descriptors
	USB: serial: ftdi_sio: add IDs for Xsens Mti USB converter
	USB: serial: option: support dynamic Quectel USB compositions
	USB: serial: option: add support for SIM7070/SIM7080/SIM7090 modules
	usb: Fix out of sync data toggle if a configured device is reconfigured
	usb: typec: ucsi: acpi: Check the _DEP dependencies
	drm/msm/gpu: make ringbuffer readonly
	drm/msm: Disable the RPTR shadow
	gcov: add support for GCC 10.1
	Linux 5.4.66

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ifa7bfefdcc41ca96db46022f997367d5cc2039d1
2020-09-18 13:28:22 +02:00
Ritesh Harjani
6736317f35 block: Set same_page to false in __bio_try_merge_page if ret is false
[ Upstream commit 2cd896a5e86fc326bda8614b96c0401dcc145868 ]

If we hit the UINT_MAX limit of bio->bi_iter.bi_size and so we are anyway
not merging this page in this bio, then it make sense to make same_page
also as false before returning.

Without this patch, we hit below WARNING in iomap.
This mostly happens with very large memory system and / or after tweaking
vm dirty threshold params to delay writeback of dirty data.

WARNING: CPU: 18 PID: 5130 at fs/iomap/buffered-io.c:74 iomap_page_release+0x120/0x150
 CPU: 18 PID: 5130 Comm: fio Kdump: loaded Tainted: G        W         5.8.0-rc3 #6
 Call Trace:
  __remove_mapping+0x154/0x320 (unreliable)
  iomap_releasepage+0x80/0x180
  try_to_release_page+0x94/0xe0
  invalidate_inode_page+0xc8/0x110
  invalidate_mapping_pages+0x1dc/0x540
  generic_fadvise+0x3c8/0x450
  xfs_file_fadvise+0x2c/0xe0 [xfs]
  vfs_fadvise+0x3c/0x60
  ksys_fadvise64_64+0x68/0xe0
  sys_fadvise64+0x28/0x40
  system_call_exception+0xf8/0x1c0
  system_call_common+0xf0/0x278

Fixes: cc90bc68422 ("block: fix "check bi_size overflow before merge"")
Reported-by: Shivaprasad G Bhat <sbhat@linux.ibm.com>
Suggested-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Anju T Sudhakar <anju@linux.vnet.ibm.com>
Signed-off-by: Ritesh Harjani <riteshh@linux.ibm.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-09-17 13:47:44 +02:00
Pradeep P V K
166bbfd00d block: Fix use-after-free issue while accessing ioscheduler lock
Observes below crash while accessing (use-after-free) lock member
of bfq data.

context#1			context#2
				process_one_work()
kthread()			blk_mq_run_work_fn()
worker_thread()			 ->__blk_mq_run_hw_queue()
process_one_work()		  ->blk_mq_sched_dispatch_requests()
__blk_release_queue()		    ->blk_mq_do_dispatch_sched()
->__elevator_exit()
  ->blk_mq_exit_sched()
    ->exit_sched()
      ->kfree()
				       ->bfq_dispatch_request()
				         ->spin_unlock_irq(&bfqd->lock)

This is because of the kblockd delayed work that might got scheduled
around blk_release_queue() and accessed use-after-free member of
bfq_data.

240.212359:   <2> Unable to handle kernel paging request at
virtual address ffffffee2e33ad70
...
240.212637:   <2> Workqueue: kblockd blk_mq_run_work_fn
240.212649:   <2> pstate: 00c00085 (nzcv daIf +PAN +UAO)
240.212666:   <2> pc : queued_spin_lock_slowpath+0x10c/0x2e0
240.212677:   <2> lr : queued_spin_lock_slowpath+0x84/0x2e0
...
Call trace:
240.212865:   <2>  queued_spin_lock_slowpath+0x10c/0x2e0
240.212876:   <2>  do_raw_spin_lock+0xf0/0xf4
240.212890:   <2>  _raw_spin_lock_irq+0x74/0x94
240.212906:   <2>  bfq_dispatch_request+0x4c/0xd60
240.212918:   <2>  blk_mq_do_dispatch_sched+0xe0/0x1f0
240.212927:   <2>  blk_mq_sched_dispatch_requests+0x130/0x194
240.212940:   <2>  __blk_mq_run_hw_queue+0x100/0x158
240.212950:   <2>  blk_mq_run_work_fn+0x1c/0x28
240.212963:   <2>  process_one_work+0x280/0x460
240.212973:   <2>  worker_thread+0x27c/0x4dc
240.212986:   <2>  kthread+0x160/0x170

Fix this by cancelling the delayed work if any before elevator exits.

Change-Id: If015576983e328aa726bac90a7a8de824d6532f0
Signed-off-by: Pradeep P V K <ppvk@codeaurora.org>
2020-09-16 15:34:36 +05:30
Greg Kroah-Hartman
a3775e2a89 This is the 5.4.64 stable release
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Merge 5.4.64 into android11-5.4-lts

Changes in 5.4.64
	HID: quirks: Always poll three more Lenovo PixArt mice
	drm/msm/dpu: Fix scale params in plane validation
	tty: serial: qcom_geni_serial: Drop __init from qcom_geni_console_setup
	drm/msm: add shutdown support for display platform_driver
	hwmon: (applesmc) check status earlier.
	nvmet: Disable keep-alive timer when kato is cleared to 0h
	drm/msm: enable vblank during atomic commits
	habanalabs: validate FW file size
	habanalabs: check correct vmalloc return code
	drm/msm/a6xx: fix gmu start on newer firmware
	ceph: don't allow setlease on cephfs
	drm/omap: fix incorrect lock state
	cpuidle: Fixup IRQ state
	nbd: restore default timeout when setting it to zero
	s390: don't trace preemption in percpu macros
	drm/amd/display: Reject overlay plane configurations in multi-display scenarios
	drivers: gpu: amd: Initialize amdgpu_dm_backlight_caps object to 0 in amdgpu_dm_update_backlight_caps
	drm/amd/display: Retry AUX write when fail occurs
	drm/amd/display: Fix memleak in amdgpu_dm_mode_config_init
	xen/xenbus: Fix granting of vmalloc'd memory
	fsldma: fix very broken 32-bit ppc ioread64 functionality
	dmaengine: of-dma: Fix of_dma_router_xlate's of_dma_xlate handling
	batman-adv: Avoid uninitialized chaddr when handling DHCP
	batman-adv: Fix own OGM check in aggregated OGMs
	batman-adv: bla: use netif_rx_ni when not in interrupt context
	dmaengine: at_hdmac: check return value of of_find_device_by_node() in at_dma_xlate()
	rxrpc: Keep the ACK serial in a var in rxrpc_input_ack()
	rxrpc: Make rxrpc_kernel_get_srtt() indicate validity
	MIPS: mm: BMIPS5000 has inclusive physical caches
	MIPS: BMIPS: Also call bmips_cpu_setup() for secondary cores
	mmc: sdhci-acpi: Fix HS400 tuning for AMDI0040
	netfilter: nf_tables: add NFTA_SET_USERDATA if not null
	netfilter: nf_tables: incorrect enum nft_list_attributes definition
	netfilter: nf_tables: fix destination register zeroing
	net: hns: Fix memleak in hns_nic_dev_probe
	net: systemport: Fix memleak in bcm_sysport_probe
	ravb: Fixed to be able to unload modules
	net: arc_emac: Fix memleak in arc_mdio_probe
	dmaengine: pl330: Fix burst length if burst size is smaller than bus width
	gtp: add GTPA_LINK info to msg sent to userspace
	net: ethernet: ti: cpsw: fix clean up of vlan mc entries for host port
	bnxt_en: Don't query FW when netif_running() is false.
	bnxt_en: Check for zero dir entries in NVRAM.
	bnxt_en: Fix PCI AER error recovery flow
	bnxt_en: Fix possible crash in bnxt_fw_reset_task().
	bnxt_en: fix HWRM error when querying VF temperature
	xfs: fix boundary test in xfs_attr_shortform_verify
	bnxt: don't enable NAPI until rings are ready
	media: vicodec: add missing v4l2_ctrl_request_hdl_put()
	media: cedrus: Add missing v4l2_ctrl_request_hdl_put()
	selftests/bpf: Fix massive output from test_maps
	net: dsa: mt7530: fix advertising unsupported 1000baseT_Half
	netfilter: nfnetlink: nfnetlink_unicast() reports EAGAIN instead of ENOBUFS
	nvmet-fc: Fix a missed _irqsave version of spin_lock in 'nvmet_fc_fod_op_done()'
	nvme: fix controller instance leak
	cxgb4: fix thermal zone device registration
	perf tools: Correct SNOOPX field offset
	net: ethernet: mlx4: Fix memory allocation in mlx4_buddy_init()
	fix regression in "epoll: Keep a reference on files added to the check list"
	net: gemini: Fix another missing clk_disable_unprepare() in probe
	MIPS: add missing MSACSR and upper MSA initialization
	xfs: fix xfs_bmap_validate_extent_raw when checking attr fork of rt files
	perf jevents: Fix suspicious code in fixregex()
	tg3: Fix soft lockup when tg3_reset_task() fails.
	x86, fakenuma: Fix invalid starting node ID
	iommu/vt-d: Serialize IOMMU GCMD register modifications
	thermal: ti-soc-thermal: Fix bogus thermal shutdowns for omap4430
	thermal: qcom-spmi-temp-alarm: Don't suppress negative temp
	iommu/amd: Restore IRTE.RemapEn bit after programming IRTE
	net/packet: fix overflow in tpacket_rcv
	include/linux/log2.h: add missing () around n in roundup_pow_of_two()
	vfio/type1: Support faulting PFNMAP vmas
	vfio-pci: Fault mmaps to enable vma tracking
	vfio-pci: Invalidate mmaps and block MMIO access on disabled memory
	iommu/vt-d: Handle 36bit addressing for x86-32
	tracing/kprobes, x86/ptrace: Fix regs argument order for i386
	ext2: don't update mtime on COW faults
	xfs: don't update mtime on COW faults
	ARC: perf: don't bail setup if pct irq missing in device-tree
	btrfs: drop path before adding new uuid tree entry
	btrfs: allocate scrub workqueues outside of locks
	btrfs: set the correct lockdep class for new nodes
	btrfs: set the lockdep class for log tree extent buffers
	btrfs: tree-checker: fix the error message for transid error
	net: core: use listified Rx for GRO_NORMAL in napi_gro_receive()
	btrfs: fix potential deadlock in the search ioctl
	Revert "net: dsa: microchip: set the correct number of ports"
	Revert "ALSA: hda: Add support for Loongson 7A1000 controller"
	ALSA: ca0106: fix error code handling
	ALSA: usb-audio: Add implicit feedback quirk for UR22C
	ALSA: pcm: oss: Remove superfluous WARN_ON() for mulaw sanity check
	ALSA: hda/hdmi: always check pin power status in i915 pin fixup
	ALSA: firewire-digi00x: exclude Avid Adrenaline from detection
	ALSA: hda - Fix silent audio output and corrupted input on MSI X570-A PRO
	ALSA; firewire-tascam: exclude Tascam FE-8 from detection
	ALSA: hda/realtek: Add quirk for Samsung Galaxy Book Ion NT950XCJ-X716A
	ALSA: hda/realtek - Improved routing for Thinkpad X1 7th/8th Gen
	arm64: dts: mt7622: add reset node for mmc device
	mmc: mediatek: add optional module reset property
	mmc: dt-bindings: Add resets/reset-names for Mediatek MMC bindings
	mmc: cqhci: Add cqhci_deactivate()
	mmc: sdhci-pci: Fix SDHCI_RESET_ALL for CQHCI for Intel GLK-based controllers
	media: rc: do not access device via sysfs after rc_unregister_device()
	media: rc: uevent sysfs file races with rc_unregister_device()
	affs: fix basic permission bits to actually work
	block: allow for_each_bvec to support zero len bvec
	block: ensure bdi->io_pages is always initialized
	libata: implement ATA_HORKAGE_MAX_TRIM_128M and apply to Sandisks
	blk-iocost: ioc_pd_free() shouldn't assume irq disabled
	dmaengine: dw-edma: Fix scatter-gather address calculation
	drm/amd/pm: avoid false alarm due to confusing softwareshutdowntemp setting
	dm writecache: handle DAX to partitions on persistent memory correctly
	dm mpath: fix racey management of PG initialization
	dm integrity: fix error reporting in bitmap mode after creation
	dm crypt: Initialize crypto wait structures
	dm cache metadata: Avoid returning cmd->bm wild pointer on error
	dm thin metadata: Avoid returning cmd->bm wild pointer on error
	dm thin metadata: Fix use-after-free in dm_bm_set_read_only
	mm: slub: fix conversion of freelist_corrupted()
	mm: madvise: fix vma user-after-free
	vfio/pci: Fix SR-IOV VF handling with MMIO blocking
	perf record: Correct the help info of option "--no-bpf-event"
	sdhci: tegra: Add missing TMCLK for data timeout
	checkpatch: fix the usage of capture group ( ... )
	mm/hugetlb: fix a race between hugetlb sysctl handlers
	mm/khugepaged.c: fix khugepaged's request size in collapse_file
	cfg80211: regulatory: reject invalid hints
	net: usb: Fix uninit-was-stored issue in asix_read_phy_addr()
	Linux 5.4.64

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I34f83b15e9f9a59529f8d67a434577becf25d1a6
2020-09-14 13:00:56 +02:00
Greg Kroah-Hartman
7ea7cc9f8b This is the 5.4.62 stable release
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Merge 5.4.62 into android11-5.4-lts

Changes in 5.4.62
	powerpc/64s: Don't init FSCR_DSCR in __init_FSCR()
	binfmt_flat: revert "binfmt_flat: don't offset the data start"
	gre6: Fix reception with IP6_TNL_F_RCV_DSCP_COPY
	net: Fix potential wrong skb->protocol in skb_vlan_untag()
	net: nexthop: don't allow empty NHA_GROUP
	net: qrtr: fix usage of idr in port assignment to socket
	net: sctp: Fix negotiation of the number of data streams.
	net/smc: Prevent kernel-infoleak in __smc_diag_dump()
	tipc: fix uninit skb->data in tipc_nl_compat_dumpit()
	net: ena: Make missed_tx stat incremental
	net/sched: act_ct: Fix skb double-free in tcf_ct_handle_fragments() error flow
	ipvlan: fix device features
	ALSA: hda/hdmi: Add quirk to force connectivity
	ALSA: pci: delete repeated words in comments
	ALSA: hda/realtek: Fix pin default on Intel NUC 8 Rugged
	ALSA: hda/hdmi: Use force connectivity quirk on another HP desktop
	ASoC: img: Fix a reference count leak in img_i2s_in_set_fmt
	ASoC: img-parallel-out: Fix a reference count leak
	ASoC: tegra: Fix reference count leaks.
	mfd: intel-lpss: Add Intel Emmitsburg PCH PCI IDs
	arm64: dts: qcom: msm8916: Pull down PDM GPIOs during sleep
	powerpc/xive: Ignore kmemleak false positives
	media: pci: ttpci: av7110: fix possible buffer overflow caused by bad DMA value in debiirq()
	blktrace: ensure our debugfs dir exists
	scsi: target: tcmu: Fix crash on ARM during cmd completion
	mfd: intel-lpss: Add Intel Tiger Lake PCH-H PCI IDs
	iommu/iova: Don't BUG on invalid PFNs
	drm/amdkfd: Fix reference count leaks.
	drm/radeon: fix multiple reference count leak
	drm/amdgpu: fix ref count leak in amdgpu_driver_open_kms
	drm/amd/display: fix ref count leak in amdgpu_drm_ioctl
	drm/amdgpu: fix ref count leak in amdgpu_display_crtc_set_config
	drm/amdgpu/display: fix ref count leak when pm_runtime_get_sync fails
	scsi: lpfc: Fix shost refcount mismatch when deleting vport
	xfs: Don't allow logging of XFS_ISTALE inodes
	scsi: target: Fix xcopy sess release leak
	selftests/powerpc: Purge extra count_pmc() calls of ebb selftests
	f2fs: fix error path in do_recover_data()
	omapfb: fix multiple reference count leaks due to pm_runtime_get_sync
	PCI: Fix pci_create_slot() reference count leak
	ARM: dts: ls1021a: output PPS signal on FIPER2
	rtlwifi: rtl8192cu: Prevent leaking urb
	mips/vdso: Fix resource leaks in genvdso.c
	ALSA: hda: Add support for Loongson 7A1000 controller
	cec-api: prevent leaking memory through hole in structure
	HID: quirks: add NOGET quirk for Logitech GROUP
	f2fs: fix use-after-free issue
	drm/nouveau/drm/noveau: fix reference count leak in nouveau_fbcon_open
	drm/nouveau: fix reference count leak in nv50_disp_atomic_commit
	drm/nouveau: Fix reference count leak in nouveau_connector_detect
	locking/lockdep: Fix overflow in presentation of average lock-time
	btrfs: file: reserve qgroup space after the hole punch range is locked
	btrfs: make btrfs_qgroup_check_reserved_leak take btrfs_inode
	scsi: iscsi: Do not put host in iscsi_set_flashnode_param()
	ceph: fix potential mdsc use-after-free crash
	ceph: do not access the kiocb after aio requests
	scsi: fcoe: Memory leak fix in fcoe_sysfs_fcf_del()
	EDAC/ie31200: Fallback if host bridge device is already initialized
	hugetlbfs: prevent filesystem stacking of hugetlbfs
	media: davinci: vpif_capture: fix potential double free
	KVM: arm64: Fix symbol dependency in __hyp_call_panic_nvhe
	powerpc/spufs: add CONFIG_COREDUMP dependency
	USB: sisusbvga: Fix a potential UB casued by left shifting a negative value
	brcmfmac: Set timeout value when configuring power save
	efi: provide empty efi_enter_virtual_mode implementation
	arm64: Fix __cpu_logical_map undefined issue
	Revert "ath10k: fix DMA related firmware crashes on multiple devices"
	sched/uclamp: Protect uclamp fast path code with static key
	sched/uclamp: Fix a deadlock when enabling uclamp static key
	usb: cdns3: gadget: always zeroed TRB buffer when enable endpoint
	PM / devfreq: rk3399_dmc: Add missing of_node_put()
	PM / devfreq: rk3399_dmc: Disable devfreq-event device when fails
	PM / devfreq: rk3399_dmc: Fix kernel oops when rockchip,pmu is absent
	drm/xen: fix passing zero to 'PTR_ERR' warning
	drm/xen-front: Fix misused IS_ERR_OR_NULL checks
	s390/numa: set node distance to LOCAL_DISTANCE
	btrfs: factor out inode items copy loop from btrfs_log_inode()
	btrfs: only commit the delayed inode when doing a full fsync
	btrfs: only commit delayed items at fsync if we are logging a directory
	mm/shuffle: don't move pages between zones and don't read garbage memmaps
	mm: fix kthread_use_mm() vs TLB invalidate
	mm/cma.c: switch to bitmap_zalloc() for cma bitmap allocation
	cma: don't quit at first error when activating reserved areas
	gpu/drm: ingenic: Use the plane's src_[x,y] to configure DMA length
	drm/ingenic: Fix incorrect assumption about plane->index
	drm/amd/display: Trigger modesets on MST DSC connectors
	drm/amd/display: Add additional config guards for DCN
	drm/amd/display: Fix dmesg warning from setting abm level
	mm/vunmap: add cond_resched() in vunmap_pmd_range
	EDAC: sb_edac: get rid of unused vars
	EDAC: skx_common: get rid of unused type var
	EDAC/{i7core,sb,pnd2,skx}: Fix error event severity
	PCI: qcom: Add missing ipq806x clocks in PCIe driver
	PCI: qcom: Change duplicate PCI reset to phy reset
	PCI: qcom: Add missing reset for ipq806x
	cpufreq: intel_pstate: Fix EPP setting via sysfs in active mode
	ALSA: usb-audio: Add capture support for Saffire 6 (USB 1.1)
	media: gpio-ir-tx: improve precision of transmitted signal due to scheduling
	block: respect queue limit of max discard segment
	block: virtio_blk: fix handling single range discard request
	drm/msm/adreno: fix updating ring fence
	block: Fix page_is_mergeable() for compound pages
	bfq: fix blkio cgroup leakage v4
	hwmon: (nct7904) Correct divide by 0
	blk-mq: insert request not through ->queue_rq into sw/scheduler queue
	blkcg: fix memleak for iolatency
	nvme-fc: Fix wrong return value in __nvme_fc_init_request()
	nvme: multipath: round-robin: fix single non-optimized path case
	null_blk: fix passing of REQ_FUA flag in null_handle_rq
	i2c: core: Don't fail PRP0001 enumeration when no ID table exist
	i2c: rcar: in slave mode, clear NACK earlier
	usb: gadget: f_tcm: Fix some resource leaks in some error paths
	spi: stm32: clear only asserted irq flags on interrupt
	jbd2: make sure jh have b_transaction set in refile/unfile_buffer
	ext4: don't BUG on inconsistent journal feature
	ext4: handle read only external journal device
	jbd2: abort journal if free a async write error metadata buffer
	ext4: handle option set by mount flags correctly
	ext4: handle error of ext4_setup_system_zone() on remount
	ext4: correctly restore system zone info when remount fails
	fs: prevent BUG_ON in submit_bh_wbc()
	spi: stm32h7: fix race condition at end of transfer
	spi: stm32: fix fifo threshold level in case of short transfer
	spi: stm32: fix stm32_spi_prepare_mbr in case of odd clk_rate
	spi: stm32: always perform registers configuration prior to transfer
	drm/amd/powerplay: correct Vega20 cached smu feature state
	drm/amd/powerplay: correct UVD/VCE PG state on custom pptable uploading
	drm/amd/display: Switch to immediate mode for updating infopackets
	netfilter: avoid ipv6 -> nf_defrag_ipv6 module dependency
	can: j1939: transport: j1939_xtp_rx_dat_one(): compare own packets to detect corruptions
	ALSA: hda/realtek: Add model alc298-samsung-headphone
	s390/cio: add cond_resched() in the slow_eval_known_fn() loop
	ASoC: wm8994: Avoid attempts to read unreadable registers
	selftests: disable rp_filter for icmp_redirect.sh
	scsi: fcoe: Fix I/O path allocation
	scsi: ufs: Fix possible infinite loop in ufshcd_hold
	scsi: ufs: Improve interrupt handling for shared interrupts
	scsi: ufs: Clean up completed request without interrupt notification
	scsi: qla2xxx: Fix login timeout
	scsi: qla2xxx: Check if FW supports MQ before enabling
	scsi: qla2xxx: Fix null pointer access during disconnect from subsystem
	Revert "scsi: qla2xxx: Fix crash on qla2x00_mailbox_command"
	macvlan: validate setting of multiple remote source MAC addresses
	net: gianfar: Add of_node_put() before goto statement
	powerpc/perf: Fix soft lockups due to missed interrupt accounting
	arm64: Move handling of erratum 1418040 into C code
	arm64: Allow booting of late CPUs affected by erratum 1418040
	block: fix get_max_io_size()
	block: loop: set discard granularity and alignment for block device backed loop
	HID: i2c-hid: Always sleep 60ms after I2C_HID_PWR_ON commands
	blk-mq: order adding requests to hctx->dispatch and checking SCHED_RESTART
	btrfs: reset compression level for lzo on remount
	btrfs: check the right error variable in btrfs_del_dir_entries_in_log
	btrfs: fix space cache memory leak after transaction abort
	btrfs: detect nocow for swap after snapshot delete
	fbcon: prevent user font height or width change from causing potential out-of-bounds access
	USB: lvtest: return proper error code in probe
	vt: defer kfree() of vc_screenbuf in vc_do_resize()
	vt_ioctl: change VT_RESIZEX ioctl to check for error return from vc_resize()
	serial: samsung: Removes the IRQ not found warning
	serial: pl011: Fix oops on -EPROBE_DEFER
	serial: pl011: Don't leak amba_ports entry on driver register error
	serial: stm32: avoid kernel warning on absence of optional IRQ
	serial: 8250_exar: Fix number of ports for Commtech PCIe cards
	serial: 8250: change lock order in serial8250_do_startup()
	writeback: Protect inode->i_io_list with inode->i_lock
	writeback: Avoid skipping inode writeback
	writeback: Fix sync livelock due to b_dirty_time processing
	XEN uses irqdesc::irq_data_common::handler_data to store a per interrupt XEN data pointer which contains XEN specific information.
	usb: host: xhci: fix ep context print mismatch in debugfs
	xhci: Do warm-reset when both CAS and XDEV_RESUME are set
	xhci: Always restore EP_SOFT_CLEAR_TOGGLE even if ep reset failed
	arm64: vdso32: make vdso32 install conditional
	PM: sleep: core: Fix the handling of pending runtime resume requests
	powerpc/perf: Fix crashes with generic_compat_pmu & BHRB
	device property: Fix the secondary firmware node handling in set_primary_fwnode()
	crypto: af_alg - Work around empty control messages without MSG_MORE
	genirq/matrix: Deal with the sillyness of for_each_cpu() on UP
	irqchip/stm32-exti: Avoid losing interrupts due to clearing pending bits by mistake
	x86/hotplug: Silence APIC only after all interrupts are migrated
	drm/amdgpu: Fix buffer overflow in INFO ioctl
	drm/amdgpu/gfx10: refine mgcg setting
	drm/amd/powerplay: Fix hardmins not being sent to SMU for RV
	drm/amd/pm: correct Vega10 swctf limit setting
	drm/amd/pm: correct Vega12 swctf limit setting
	drm/amd/pm: correct Vega20 swctf limit setting
	drm/amd/pm: correct the thermal alert temperature limit settings
	USB: yurex: Fix bad gfp argument
	usb: uas: Add quirk for PNY Pro Elite
	USB: quirks: Add no-lpm quirk for another Raydium touchscreen
	USB: quirks: Ignore duplicate endpoint on Sound Devices MixPre-D
	USB: Ignore UAS for JMicron JMS567 ATA/ATAPI Bridge
	usb: host: ohci-exynos: Fix error handling in exynos_ohci_probe()
	USB: gadget: u_f: add overflow checks to VLA macros
	USB: gadget: f_ncm: add bounds checks to ncm_unwrap_ntb()
	USB: gadget: u_f: Unbreak offset calculation in VLAs
	USB: cdc-acm: rework notification_buffer resizing
	usb: storage: Add unusual_uas entry for Sony PSZ drives
	drm/i915: Fix cmd parser desc matching with masks
	usb: dwc3: gadget: Don't setup more than requested
	usb: dwc3: gadget: Fix handling ZLP
	usb: dwc3: gadget: Handle ZLP for sg requests
	fbmem: pull fbcon_update_vcs() out of fb_set_var()
	kheaders: remove unneeded 'cat' command piped to 'head' / 'tail'
	kheaders: optimize md5sum calculation for in-tree builds
	kheaders: optimize header copy for in-tree builds
	kheaders: remove the last bashism to allow sh to run it
	kheaders: explain why include/config/autoconf.h is excluded from md5sum
	kbuild: add variables for compression tools
	kbuild: fix broken builds because of GZIP,BZIP2,LZOP variables
	HID: hiddev: Fix slab-out-of-bounds write in hiddev_ioctl_usage()
	ALSA: usb-audio: Update documentation comment for MS2109 quirk
	io_uring: Fix NULL pointer dereference in io_sq_wq_submit_work()
	Linux 5.4.62

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I7cac9619b0d3edfee94fc6f31efa5d5b545cfeb5
2020-09-14 11:09:54 +02:00
Tejun Heo
9f4ab0172e blk-iocost: ioc_pd_free() shouldn't assume irq disabled
commit 5aeac7c4b16069aae49005f0a8d4526baa83341b upstream.

ioc_pd_free() grabs irq-safe ioc->lock without ensuring that irq is disabled
when it can be called with irq disabled or enabled. This has a small chance
of causing A-A deadlocks and triggers lockdep splats. Use irqsave operations
instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: 7caa47151a ("blkcg: implement blk-iocost")
Cc: stable@vger.kernel.org # v5.4+
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-09-09 19:12:35 +02:00
Jens Axboe
5f5f272281 block: ensure bdi->io_pages is always initialized
commit de1b0ee490eafdf65fac9eef9925391a8369f2dc upstream.

If a driver leaves the limit settings as the defaults, then we don't
initialize bdi->io_pages. This means that file systems may need to
work around bdi->io_pages == 0, which is somewhat messy.

Initialize the default value just like we do for ->ra_pages.

Cc: stable@vger.kernel.org
Fixes: 9491ae4aad ("mm: don't cap request size based on read-ahead setting")
Reported-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-09-09 19:12:34 +02:00
Ming Lei
b1a83ee0cb blk-mq: order adding requests to hctx->dispatch and checking SCHED_RESTART
commit d7d8535f377e9ba87edbf7fbbd634ac942f3f54f upstream.

SCHED_RESTART code path is relied to re-run queue for dispatch requests
in hctx->dispatch. Meantime the SCHED_RSTART flag is checked when adding
requests to hctx->dispatch.

memory barriers have to be used for ordering the following two pair of OPs:

1) adding requests to hctx->dispatch and checking SCHED_RESTART in
blk_mq_dispatch_rq_list()

2) clearing SCHED_RESTART and checking if there is request in hctx->dispatch
in blk_mq_sched_restart().

Without the added memory barrier, either:

1) blk_mq_sched_restart() may miss requests added to hctx->dispatch meantime
blk_mq_dispatch_rq_list() observes SCHED_RESTART, and not run queue in
dispatch side

or

2) blk_mq_dispatch_rq_list still sees SCHED_RESTART, and not run queue
in dispatch side, meantime checking if there is request in
hctx->dispatch from blk_mq_sched_restart() is missed.

IO hang in ltp/fs_fill test is reported by kernel test robot:

	https://lkml.org/lkml/2020/7/26/77

Turns out it is caused by the above out-of-order OPs. And the IO hang
can't be observed any more after applying this patch.

Fixes: bd166ef183 ("blk-mq-sched: add framework for MQ capable IO schedulers")
Reported-by: kernel test robot <rong.a.chen@intel.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: David Jeffery <djeffery@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-09-03 11:27:01 +02:00
Keith Busch
f09dbec9c0 block: fix get_max_io_size()
commit e4b469c66f3cbb81c2e94d31123d7bcdf3c1dabd upstream.

A previous commit aligning splits to physical block sizes inadvertently
modified one return case such that that it now returns 0 length splits
when the number of sectors doesn't exceed the physical offset. This
later hits a BUG in bio_split(). Restore the previous working behavior.

Fixes: 9cc5169cd4 ("block: Improve physical block alignment of split bios")
Reported-by: Eric Deal <eric.deal@wdc.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: stable@vger.kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-09-03 11:27:01 +02:00
Yufen Yu
05c608f630 blkcg: fix memleak for iolatency
[ Upstream commit 27029b4b18aa5d3b060f0bf2c26dae254132cfce ]

Normally, blkcg_iolatency_exit() will free related memory in iolatency
when cleanup queue. But if blk_throtl_init() return error and queue init
fail, blkcg_iolatency_exit() will not do that for us. Then it cause
memory leak.

Fixes: d706751215 ("block: introduce blk-iolatency io controller")
Signed-off-by: Yufen Yu <yuyufen@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-09-03 11:26:55 +02:00
Ming Lei
872a2b3182 blk-mq: insert request not through ->queue_rq into sw/scheduler queue
[ Upstream commit db03f88fae8a2c8007caafa70287798817df2875 ]

c616cbee97 ("blk-mq: punt failed direct issue to dispatch list") supposed
to add request which has been through ->queue_rq() to the hw queue dispatch
list, however it adds request running out of budget or driver tag to hw queue
too. This way basically bypasses request merge, and causes too many request
dispatched to LLD, and system% is unnecessary increased.

Fixes this issue by adding request not through ->queue_rq into sw/scheduler
queue, and this way is safe because no ->queue_rq is called on this request
yet.

High %system can be observed on Azure storvsc device, and even soft lock
is observed. This patch reduces %system during heavy sequential IO,
meantime decreases soft lockup risk.

Fixes: c616cbee97 ("blk-mq: punt failed direct issue to dispatch list")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-09-03 11:26:54 +02:00
Dmitry Monakhov
1475314530 bfq: fix blkio cgroup leakage v4
[ Upstream commit 2de791ab4918969d8108f15238a701968375f235 ]

Changes from v1:
    - update commit description with proper ref-accounting justification

commit db37a34c563b ("block, bfq: get a ref to a group when adding it to a service tree")
introduce leak forbfq_group and blkcg_gq objects because of get/put
imbalance.
In fact whole idea of original commit is wrong because bfq_group entity
can not dissapear under us because it is referenced by child bfq_queue's
entities from here:
 -> bfq_init_entity()
    ->bfqg_and_blkg_get(bfqg);
    ->entity->parent = bfqg->my_entity

 -> bfq_put_queue(bfqq)
    FINAL_PUT
    ->bfqg_and_blkg_put(bfqq_group(bfqq))
    ->kmem_cache_free(bfq_pool, bfqq);

So parent entity can not disappear while child entity is in tree,
and child entities already has proper protection.
This patch revert commit db37a34c563b ("block, bfq: get a ref to a group when adding it to a service tree")

bfq_group leak trace caused by bad commit:
-> blkg_alloc
   -> bfq_pq_alloc
     -> bfqg_get (+1)
->bfq_activate_bfqq
  ->bfq_activate_requeue_entity
    -> __bfq_activate_entity
       ->bfq_get_entity
         ->bfqg_and_blkg_get (+1)  <==== : Note1
->bfq_del_bfqq_busy
  ->bfq_deactivate_entity+0x53/0xc0 [bfq]
    ->__bfq_deactivate_entity+0x1b8/0x210 [bfq]
      -> bfq_forget_entity(is_in_service = true)
	 entity->on_st_or_in_serv = false   <=== :Note2
	 if (is_in_service)
	     return;  ==> do not touch reference
-> blkcg_css_offline
 -> blkcg_destroy_blkgs
  -> blkg_destroy
   -> bfq_pd_offline
    -> __bfq_deactivate_entity
         if (!entity->on_st_or_in_serv) /* true, because (Note2)
		return false;
 -> bfq_pd_free
    -> bfqg_put() (-1, byt bfqg->ref == 2) because of (Note2)
So bfq_group and blkcg_gq  will leak forever, see test-case below.

##TESTCASE_BEGIN:
#!/bin/bash

max_iters=${1:-100}
#prep cgroup mounts
mount -t tmpfs cgroup_root /sys/fs/cgroup
mkdir /sys/fs/cgroup/blkio
mount -t cgroup -o blkio none /sys/fs/cgroup/blkio

# Prepare blkdev
grep blkio /proc/cgroups
truncate -s 1M img
losetup /dev/loop0 img
echo bfq > /sys/block/loop0/queue/scheduler

grep blkio /proc/cgroups
for ((i=0;i<max_iters;i++))
do
    mkdir -p /sys/fs/cgroup/blkio/a
    echo 0 > /sys/fs/cgroup/blkio/a/cgroup.procs
    dd if=/dev/loop0 bs=4k count=1 of=/dev/null iflag=direct 2> /dev/null
    echo 0 > /sys/fs/cgroup/blkio/cgroup.procs
    rmdir /sys/fs/cgroup/blkio/a
    grep blkio /proc/cgroups
done
##TESTCASE_END:

Fixes: db37a34c563b ("block, bfq: get a ref to a group when adding it to a service tree")
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Signed-off-by: Dmitry Monakhov <dmtrmonakhov@yandex-team.ru>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-09-03 11:26:54 +02:00
Matthew Wilcox (Oracle)
2295664518 block: Fix page_is_mergeable() for compound pages
[ Upstream commit d81665198b83e55a28339d1f3e4890ed8a434556 ]

If we pass in an offset which is larger than PAGE_SIZE, then
page_is_mergeable() thinks it's not mergeable with the previous bio_vec,
leading to a large number of bio_vecs being used.  Use a slightly more
obvious test that the two pages are compatible with each other.

Fixes: 52d52d1c98 ("block: only allow contiguous page structs in a bio_vec")
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-09-03 11:26:54 +02:00
Ming Lei
cc3a73f245 block: respect queue limit of max discard segment
[ Upstream commit 943b40c832beb71115e38a1c4d99b640b5342738 ]

When queue_max_discard_segments(q) is 1, blk_discard_mergable() will
return false for discard request, then normal request merge is applied.
However, only queue_max_segments() is checked, so max discard segment
limit isn't respected.

Check max discard segment limit in the request merge code for fixing
the issue.

Discard request failure of virtio_blk is fixed.

Fixes: 6984046608 ("block: fix the DISCARD request merge")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-09-03 11:26:54 +02:00
Ivaylo Georgiev
125c29efb1 Merge android11-5.4.60 (8ae87ad) into msm-5.4
* refs/heads/tmp-8ae87ad:
  Linux 5.4.60
  drm/amd/display: dchubbub p-state warning during surface planes switch
  drm/amdgpu: Fix bug where DPM is not enabled after hibernate and resume
  drm: fix drm_dp_mst_port refcount leaks in drm_dp_mst_allocate_vcpi
  drm: Added orientation quirk for ASUS tablet model T103HAF
  drm/panfrost: Use kvfree() to free bo->sgts
  arm64: dts: marvell: espressobin: add ethernet alias
  khugepaged: retract_page_tables() remember to test exit
  sh: landisk: Add missing initialization of sh_io_port_base
  perf/x86/rapl: Fix missing psys sysfs attributes
  tools build feature: Quote CC and CXX for their arguments
  perf bench mem: Always memset source before memcpy
  ALSA: echoaudio: Fix potential Oops in snd_echo_resume()
  crypto: algif_aead - fix uninitialized ctx->init
  mfd: dln2: Run event handler loop under spinlock
  i2c: iproc: fix race between client unreg and isr
  test_kmod: avoid potential double free in trigger_config_run_type()
  fs/ufs: avoid potential u32 multiplication overflow
  fs/minix: remove expected error message in block_to_path()
  fs/minix: fix block limit check for V1 filesystems
  fs/minix: set s_maxbytes correctly
  nfs: Fix getxattr kernel panic and memory overflow
  net: qcom/emac: add missed clk_disable_unprepare in error path of emac_clks_phase1_init
  drm/vmwgfx: Fix two list_for_each loop exit tests
  drm/vmwgfx: Use correct vmw_legacy_display_unit pointer
  recordmcount: Fix build failure on non arm64
  Input: sentelic - fix error return when fsp_reg_write fails
  x86/tsr: Fix tsc frequency enumeration bug on Lightning Mountain SoC
  md-cluster: Fix potential error pointer dereference in resize_bitmaps()
  watchdog: initialize device before misc_register
  nfs: nfs_file_write() should check for writeback errors
  scsi: lpfc: nvmet: Avoid hang / use-after-free again when destroying targetport
  openrisc: Fix oops caused when dumping stack
  libnvdimm/security: ensure sysfs poll thread woke up and fetch updated attr
  libnvdimm/security: fix a typo
  clk: bcm2835: Do not use prediv with bcm2711's PLLs
  ubifs: Fix wrong orphan node deletion in ubifs_jnl_update|rename
  nfs: ensure correct writeback errors are returned on close()
  i2c: rcar: avoid race when unregistering slave
  tools build feature: Use CC and CXX from parent
  pwm: bcm-iproc: handle clk_get_rate() return
  clk: clk-atlas6: fix return value check in atlas6_clk_init()
  clk: qcom: gcc-sdm660: Fix up gcc_mss_mnoc_bimc_axi_clk
  i2c: rcar: slave: only send STOP event when we have been addressed
  iommu/vt-d: Enforce PASID devTLB field mask
  clk: qcom: clk-alpha-pll: remove unused/incorrect PLL_CAL_VAL
  clk: qcom: gcc: fix sm8150 GPU and NPU clocks
  iommu/omap: Check for failure of a call to omap_iommu_dump_ctx
  selftests/powerpc: ptrace-pkey: Don't update expected UAMOR value
  selftests/powerpc: ptrace-pkey: Update the test to mark an invalid pkey correctly
  selftests/powerpc: ptrace-pkey: Rename variables to make it easier to follow code
  clk: actions: Fix h_clk for Actions S500 SoC
  dm rq: don't call blk_mq_queue_stopped() in dm_stop_queue()
  gpu: ipu-v3: image-convert: Wait for all EOFs before completing a tile
  gpu: ipu-v3: image-convert: Combine rotate/no-rotate irq handlers
  crypto: caam - Remove broken arc4 support
  mmc: renesas_sdhi_internal_dmac: clean up the code for dma complete
  RDMA/counter: Allow manually bind QPs with different pids to same counter
  RDMA/counter: Only bind user QPs in auto mode
  devres: keep both device name and resource name in pretty name
  crypto: af_alg - Fix regression on empty requests
  USB: serial: ftdi_sio: clean up receive processing
  USB: serial: ftdi_sio: make process-packet buffer unsigned
  selftests/bpf: test_progs use another shell exit on non-actions
  selftests/bpf: Test_progs indicate to shell on non-actions
  IB/uverbs: Set IOVA on IB MR in uverbs layer
  media: rockchip: rga: Only set output CSC mode for RGB input
  media: rockchip: rga: Introduce color fmt macros and refactor CSC mode logic
  RDMA/ipoib: Fix ABBA deadlock with ipoib_reap_ah()
  RDMA/ipoib: Return void from ipoib_ib_dev_stop()
  platform/chrome: cros_ec_ishtp: Fix a double-unlock issue
  mtd: rawnand: fsl_upm: Remove unused mtd var
  octeontx2-af: change (struct qmem)->entry_sz from u8 to u16
  mfd: arizona: Ensure 32k clock is put on driver unbind and error
  crypto: algif_aead - Only wake up when ctx->more is zero
  pinctrl: ingenic: Properly detect GPIO direction when configured for IRQ
  orangefs: get rid of knob code...
  drm/imx: imx-ldb: Disable both channels for split mode in enc->disable()
  remoteproc: qcom_q6v5_mss: Validate modem blob firmware size before load
  remoteproc: qcom_q6v5_mss: Validate MBA firmware size before load
  remoteproc: qcom: q6v5: Update running state before requesting stop
  perf intel-pt: Fix duplicate branch after CBR
  perf intel-pt: Fix FUP packet state
  module: Correctly truncate sysfs sections output
  pseries: Fix 64 bit logical memory block panic
  ceph: handle zero-length feature mask in session messages
  ceph: set sec_context xattr on symlink creation
  watchdog: f71808e_wdt: clear watchdog timeout occurred flag
  watchdog: f71808e_wdt: remove use of wrong watchdog_info option
  watchdog: f71808e_wdt: indicate WDIOF_CARDRESET support in watchdog_info.options
  tracing: Move pipe reference to trace array instead of current_tracer
  tracing: Use trace_sched_process_free() instead of exit() for pid tracing
  tracing/hwlat: Honor the tracing_cpumask
  kprobes: Fix NULL pointer dereference at kprobe_ftrace_handler
  ftrace: Setup correct FTRACE_FL_REGS flags for module
  mm/memory_hotplug: fix unpaired mem_hotplug_begin/done
  mm/page_counter.c: fix protection usage propagation
  ocfs2: change slot number type s16 to u16
  khugepaged: collapse_pte_mapped_thp() protect the pmd lock
  khugepaged: collapse_pte_mapped_thp() flush the right range
  ext2: fix missing percpu_counter_inc
  MIPS: qi_lb60: Fix routing to audio amplifier
  MIPS: CPU#0 is not hotpluggable
  driver core: Avoid binding drivers to dead devices
  mac80211: fix misplaced while instead of if
  bcache: fix overflow in offset_to_stripe()
  bcache: allocate meta data pages as compound pages
  md/raid5: Fix Force reconstruct-write io stuck in degraded raid5
  net/compat: Add missing sock updates for SCM_RIGHTS
  net: stmmac: dwmac1000: provide multicast filter fallback
  net: ethernet: stmmac: Disable hardware multicast filter
  media: vsp1: dl: Fix NULL pointer dereference on unbind
  pinctrl: ingenic: Enhance support for IRQ_TYPE_EDGE_BOTH
  powerpc: Fix circular dependency between percpu.h and mmu.h
  powerpc: Allow 4224 bytes of stack expansion for the signal frame
  powerpc/ptdump: Fix build failure in hashpagetable.c
  cifs: Fix leak when handling lease break for cached root fid
  xtensa: fix xtensa_pmu_setup prototype
  xtensa: add missing exclusive access state management
  iio: dac: ad5592r: fix unbalanced mutex unlocks in ad5592r_read_raw()
  dt-bindings: iio: io-channel-mux: Fix compatible string in example code
  arm64: perf: Correct the event index in sysfs
  btrfs: fix return value mixup in btrfs_get_extent
  btrfs: make sure SB_I_VERSION doesn't get unset by remount
  btrfs: fix memory leaks after failure to lookup checksums during inode logging
  btrfs: inode: fix NULL pointer dereference if inode doesn't need compression
  btrfs: only search for left_info if there is no right_info in try_merge_free_space
  btrfs: fix messages after changing compression level by remount
  btrfs: fix race between page release and a fast fsync
  btrfs: don't WARN if we abort a transaction with EROFS
  btrfs: sysfs: use NOFS for device creation
  btrfs: avoid possible signal interruption of btrfs_drop_snapshot() on relocation tree
  btrfs: add missing check for nocow and compression inode flags
  btrfs: relocation: review the call sites which can be interrupted by signal
  btrfs: move the chunk_mutex in btrfs_read_chunk_tree
  btrfs: open device without device_list_mutex
  btrfs: don't traverse into the seed devices in show_devname
  btrfs: remove no longer needed use of log_writers for the log root tree
  btrfs: stop incremening log_batch for the log root tree when syncing log
  btrfs: ref-verify: fix memory leak in add_block_entry
  btrfs: don't allocate anonymous block device for user invisible roots
  btrfs: free anon block device right after subvolume deletion
  btrfs: allow use of global block reserve for balance item deletion
  PCI: qcom: Add support for tx term offset for rev 2.1.0
  PCI: qcom: Define some PARF params needed for ipq8064 SoC
  PCI: Add device even if driver attach failed
  PCI: Mark AMD Navi10 GPU rev 0x00 ATS as broken
  PCI: hotplug: ACPI: Fix context refcounting in acpiphp_grab_context()
  genirq/PM: Always unlock IRQ descriptor in rearm_wake_irq()
  genirq/affinity: Make affinity setting if activated opt-in
  smb3: warn on confusing error scenario with sec=krb5
  ANDROID: ABI: FPSIMD save/restore using vendor_hooks
  ANDROID: vendor_hooks: FPSIMD save/restore by using vendor_hooks
  ANDROID: futex: Add vendor hook for wait queue
  ANDROID: sched: add vendor hooks to handle scheduling priority
  ANDROID: rwsem: Add vendor hook to the rw-semaphore
  ANDROID: binder: Add vendor hook to the binder
  FROMLIST: ufs: introduce a callback to get info of command completion
  ANDROID: scsi: ufs: export ufshcd_wb_ctrl func
  ANDROID: GKI: enable some USB_NET_ config options
  ANDROID: sched: add restrict vendor hook to modify task placement policy in EAS
  BACKPORT: kthread: Do not preempt current task if it is going to call schedule()
  ANDROID: GKI: enable CONFIG_USB_ROLE_SWITCH
  ANDROID: ABI: Update ABI after UFS error recovery patches
  BACKPORT: FROMGIT: scsi: ufs: Properly release resources if a task is aborted successfully
  BACKPORT: FROMGIT: scsi: ufs: Fix a race condition between error handler and runtime PM ops
  FROMGIT: scsi: ufs: Move dumps in IRQ handler to error handler
  BACKPORT: FROMGIT: scsi: ufs: Recover HBA runtime PM error in error handler
  BACKPORT: FROMGIT: scsi: ufs: Fix concurrency of error handler and other error recovery paths
  BACKPORT: FROMGIT: scsi: ufs: Add some debug information to ufshcd_print_host_state()
  FROMGIT: scsi: ufs-qcom: Remove testbus dump in ufs_qcom_dump_dbg_regs
  FROMGIT: scsi: ufs: ufs-qcom: Fix race conditions caused by ufs_qcom_testbus_config()
  FROMGIT: scsi: ufs: Add checks before setting clk-gating states
  ANDROID: kbuild: don't preprocess module-lto.lds
  ANDROID: vendor_hooks: Add vendor hook to the net
  Revert "ALSA: usb-audio: work around streaming quirk for MacroSilicon MS2109"
  Linux 5.4.59
  io_uring: Fix NULL pointer dereference in loop_rw_iter()
  s390/gmap: improve THP splitting
  s390/dasd: fix inability to use DASD with DIAG driver
  xen/gntdev: Fix dmabuf import with non-zero sgt offset
  xen/balloon: make the balloon wait interruptible
  xen/balloon: fix accounting in alloc_xenballooned_pages error path
  fs/minix: reject too-large maximum file size
  fs/minix: don't allow getting deleted inodes
  fs/minix: check return value of sb_getblk()
  bitfield.h: don't compile-time validate _val in FIELD_FIT
  crypto: cpt - don't sleep of CRYPTO_TFM_REQ_MAY_SLEEP was not specified
  crypto: ccp - Fix use of merged scatterlists
  crypto: qat - fix double free in qat_uclo_create_batch_init_list
  crypto: hisilicon - don't sleep of CRYPTO_TFM_REQ_MAY_SLEEP was not specified
  pstore: Fix linking when crypto API disabled
  tpm: Unify the mismatching TPM space buffer sizes
  ALSA: usb-audio: add quirk for Pioneer DDJ-RB
  irqdomain/treewide: Free firmware node after domain removal
  ARM: 8992/1: Fix unwind_frame for clang-built kernels
  parisc: mask out enable and reserved bits from sba imask
  parisc: Implement __smp_store_release and __smp_load_acquire barriers
  parisc: Do not use an ordered store in pa_tlb_lock()
  Revert "parisc: Revert "Release spinlocks using ordered store""
  Revert "parisc: Use ldcw instruction for SMP spinlock release barrier"
  Revert "parisc: Drop LDCW barrier in CAS code when running UP"
  erofs: fix extended inode could cross boundary
  mtd: rawnand: qcom: avoid write to unavailable register
  spi: spidev: Align buffers for DMA
  include/asm-generic/vmlinux.lds.h: align ro_after_init
  cpufreq: dt: fix oops on armada37xx
  cpufreq: Fix locking issues with governors
  NFS: Don't return layout segments that are in use
  NFS: Don't move layouts to plh_return_segs list while in use
  io_uring: set ctx sq/cq entry count earlier
  drm/ttm/nouveau: don't call tt destroy callback on alloc failure.
  media: media-request: Fix crash if memory allocation fails
  9p: Fix memory leak in v9fs_mount
  ALSA: usb-audio: work around streaming quirk for MacroSilicon MS2109
  ALSA: usb-audio: fix overeager device match for MacroSilicon MS2109
  ALSA: usb-audio: Creative USB X-Fi Pro SB1095 volume knob support
  ALSA: hda - fix the micmute led status for Lenovo ThinkCentre AIO
  USB: serial: cp210x: enable usb generic throttle/unthrottle
  USB: serial: cp210x: re-enable auto-RTS on open
  net: initialize fastreuse on inet_inherit_port
  net: refactor bind_bucket fastreuse into helper
  vmxnet3: use correct tcp hdr length when packet is encapsulated
  tcp: correct read of TFO keys on big endian systems
  net/tls: Fix kmap usage
  net: Set fput_needed iff FDPUT_FPUT is set
  net: phy: fix memory leak in device-create error path
  net/nfc/rawsock.c: add CAP_NET_RAW check.
  net: Fix potential memory leak in proto_register()
  drivers/net/wan/lapbether: Added needed_headroom and a skb->len check
  af_packet: TPACKET_V3: fix fill status rwlock imbalance
  crypto: aesni - add compatibility with IAS
  x86/fsgsbase/64: Fix NULL deref in 86_fsgsbase_read_task
  SUNRPC: Fix ("SUNRPC: Add "@len" parameter to gss_unwrap()")
  svcrdma: Fix page leak in svc_rdma_recv_read_chunk()
  pinctrl-single: fix pcs_parse_pinconf() return value
  ocfs2: fix unbalanced locking
  dlm: Fix kobject memleak
  net: thunderx: initialize VF's mailbox mutex before first usage
  fsl/fman: fix eth hash table allocation
  fsl/fman: check dereferencing null pointer
  fsl/fman: fix unreachable code
  fsl/fman: fix dereference null return value
  fsl/fman: use 32-bit unsigned integer
  net: spider_net: Fix the size used in a 'dma_free_coherent()' call
  liquidio: Fix wrong return value in cn23xx_get_pf_num()
  net: ethernet: aquantia: Fix wrong return value
  net/mlx5: Delete extra dump stack that gives nothing
  net/mlx5: DR, Change push vlan action sequence
  tools, bpftool: Fix wrong return value in do_dump()
  tools, build: Propagate build failures from tools/build/Makefile.build
  wl1251: fix always return 0 error
  rtw88: coex: only skip coex triggered by BT info
  rtw88: fix short GI capability based on current bandwidth
  rtw88: fix LDPC field for RA info
  ice: Graceful error handling in HW table calloc failure
  s390/qeth: don't process empty bridge port events
  ASoC: fsl_sai: Fix value of FSL_SAI_CR1_RFW_MASK
  ASoC: meson: axg-tdm-formatters: fix sclk inversion
  ASoC: meson: axg-tdmin: fix g12a skew
  ASoC: meson: axg-tdm-interface: fix link fmt setup
  selftests/powerpc: Fix online CPU selection
  cpufreq: ap806: fix cpufreq driver needs ap cpu clk
  PCI: Release IVRS table in AMD ACS quirk
  RDMA/netlink: Remove CAP_NET_RAW check when dump a raw QP
  selftests/powerpc: Fix CPU affinity for child process
  powerpc/boot: Fix CONFIG_PPC_MPC52XX references
  powerpc/32s: Fix CONFIG_BOOK3S_601 uses
  selftests/powerpc: Squash spurious errors due to device removal
  xfs: fix inode allocation block res calculation precedence
  net: dsa: rtl8366: Fix VLAN set-up
  net: dsa: rtl8366: Fix VLAN semantics
  Bluetooth: hci_serdev: Only unregister device if it was registered
  Bluetooth: hci_h5: Set HCI_UART_RESET_ON_INIT to correct flags
  power: supply: check if calc_soc succeeded in pm860x_init_battery
  Smack: prevent underflow in smk_set_cipso()
  Smack: fix another vsscanf out of bounds
  RDMA/core: Fix return error value in _ib_modify_qp() to negative
  PCI: cadence: Fix updating Vendor ID and Subsystem Vendor ID register
  macintosh/via-macii: Access autopoll_devs when inside lock
  net: dsa: mv88e6xxx: MV88E6097 does not support jumbo configuration
  scsi: mesh: Fix panic after host or bus reset
  scsi: megaraid_sas: Clear affinity hint
  usb: gadget: f_uac2: fix AC Interface Header Descriptor wTotalLength
  usb: dwc2: Fix error path in gadget registration
  MIPS: OCTEON: add missing put_device() call in dwc3_octeon_device_init()
  phy: armada-38x: fix NETA lockup when repeatedly switching speeds
  mt76: mt7615: fix potential memory leak in mcu message handler
  powerpc/perf: Fix missing is_sier_aviable() during build
  coresight: tmc: Fix TMC mode read in tmc_read_unprepare_etb()
  thermal: ti-soc-thermal: Fix reversed condition in ti_thermal_expose_sensor()
  usb: core: fix quirks_param_set() writing to a const pointer
  USB: serial: iuu_phoenix: fix led-activity helpers
  spi: lantiq-ssc: Fix warning by using WQ_MEM_RECLAIM
  gpu: ipu-v3: Restore RGB32, BGR32
  drm/imx: tve: fix regulator_disable error path
  drm/imx: fix use after free
  powerpc/book3s64/pkeys: Use PVR check instead of cpu feature
  phy: renesas: rcar-gen3-usb2: move irq registration to init
  PCI/ASPM: Add missing newline in sysfs 'policy'
  ASoC: meson: fixes the missed kfree() for axg_card_add_tdm_loopback
  staging: rtl8192u: fix a dubious looking mask before a shift
  ima: Have the LSM free its audit rule
  RDMA/rxe: Prevent access to wr->next ptr afrer wr is posted to send queue
  RDMA/qedr: SRQ's bug fixes
  powerpc/vdso: Fix vdso cpu truncation
  powerpc/rtas: don't online CPUs for partition suspend
  kernfs: do not call fsnotify() with name without a parent
  mwifiex: Prevent memory corruption handling keys
  scsi: scsi_debug: Add check for sdebug_max_queue during module init
  drm/bridge: sil_sii8620: initialize return of sii8620_readb
  phy: exynos5-usbdrd: Calibrating makes sense only for USB2.0 PHY
  drm: panel: simple: Fix bpc for LG LB070WV8 panel
  leds: core: Flush scheduled work for system suspend
  kobject: Avoid premature parent object freeing in kobject_cleanup()
  drm/stm: repair runtime power management
  PCI: Fix pci_cfg_wait queue locking problem
  RDMA/rxe: Skip dgid check in loopback mode
  xfs: fix reflink quota reservation accounting error
  xfs: don't eat an EIO/ENOSPC writeback error when scrubbing data fork
  media: cros-ec-cec: do not bail on device_init_wakeup failure
  media: exynos4-is: Add missed check for pinctrl_lookup_state()
  media: firewire: Using uninitialized values in node_probe()
  ipvs: allow connection reuse for unconfirmed conntrack
  scsi: eesox: Fix different dev_id between request_irq() and free_irq()
  scsi: powertec: Fix different dev_id between request_irq() and free_irq()
  RDMA/core: Fix bogus WARN_ON during ib_unregister_device_queued()
  iavf: Fix updating statistics
  iavf: fix error return code in iavf_init_get_resources()
  staging: vchiq_arm: Add a matching unregister call
  drm/radeon: fix array out-of-bounds read and write issues
  cxl: Fix kobject memleak
  drm/mipi: use dcs write for mipi_dsi_dcs_set_tear_scanline
  scsi: cumana_2: Fix different dev_id between request_irq() and free_irq()
  ASoC: Intel: bxt_rt298: add missing .owner field
  ASoC: SOF: nocodec: add missing .owner field
  media: omap3isp: Add missed v4l2_ctrl_handler_free() for preview_init_entities()
  media: marvell-ccic: Add missed v4l2_async_notifier_cleanup()
  media: cxusb-analog: fix V4L2 dependency
  Bluetooth: btmtksdio: fix up firmware download sequence
  Bluetooth: btusb: fix up firmware download sequence
  leds: lm355x: avoid enum conversion warning
  clk: bcm63xx-gate: fix last clock availability
  drm/arm: fix unintentional integer overflow on left shift
  drm/etnaviv: Fix error path on failure to enable bus clk
  iio: improve IIO_CONCENTRATION channel type description
  ath10k: Acquire tx_lock in tx error paths
  video: pxafb: Fix the function used to balance a 'dma_alloc_coherent()' call
  console: newport_con: fix an issue about leak related system resources
  video: fbdev: sm712fb: fix an issue about iounmap for a wrong address
  btmrvl: Fix firmware filename for sd8997 chipset
  btmrvl: Fix firmware filename for sd8977 chipset
  mwifiex: Fix firmware filename for sd8997 chipset
  mwifiex: Fix firmware filename for sd8977 chipset
  agp/intel: Fix a memory leak on module initialisation failure
  drm/bridge: ti-sn65dsi86: Clear old error bits before AUX transfers
  drm/gem: Fix a leak in drm_gem_objects_lookup()
  drm/msm: ratelimit crtc event overflow error
  ACPICA: Do not increment operation_region reference counts for field units
  bcache: fix super block seq numbers comparision in register_cache_set()
  dyndbg: fix a BUG_ON in ddebug_describe_flags
  usb: bdc: Halt controller on suspend
  bdc: Fix bug causing crash after multiple disconnects
  usb: gadget: net2280: fix memory leak on probe error handling paths
  mmc: sdhci-pci-o2micro: Bug fix for O2 host controller Seabird1
  ionic: update eid test for overflow
  gpu: host1x: debug: Fix multiple channels emitting messages simultaneously
  iwlegacy: Check the return value of pcie_capability_read_*()
  platform/x86: asus-nb-wmi: add support for ASUS ROG Zephyrus G14 and G15
  brcmfmac: set state of hanger slot to FREE when flushing PSQ
  brcmfmac: To fix Bss Info flag definition Bug
  brcmfmac: keep SDIO watchdog running when console_interval is non-zero
  bpf: Fix fds_example SIGSEGV error
  drm/amd/powerplay: fix compile error with ARCH=arc
  drm/amdgpu/display bail early in dm_pp_get_static_clocks
  mm/mmap.c: Add cond_resched() for exit_mmap() CPU stalls
  irqchip/irq-mtk-sysirq: Replace spinlock with raw_spinlock
  drm/radeon: disable AGP by default
  drm/debugfs: fix plain echo to connector "force" attribute
  drm/msm: Fix a null pointer access in msm_gem_shrinker_count()
  drm: msm: a6xx: fix gpu failure after system resume
  usb: mtu3: clear dual mode of u3port when disable device
  btrfs: fix lockdep splat from btrfs_dump_space_info
  mmc: sdhci-cadence: do not use hardware tuning for SD mode
  drm/nouveau: fix multiple instances of reference count leaks
  drm/nouveau: fix reference count leak in nouveau_debugfs_strap_peek
  drm/etnaviv: fix ref count leak via pm_runtime_get_sync
  arm64: dts: hisilicon: hikey: fixes to comply with adi, adv7533 DT binding
  drm/nouveau/kms/nv50-: Fix disabling dithering
  md-cluster: fix wild pointer of unlock_all_bitmaps()
  bus: ti-sysc: Add missing quirk flags for usb_host_hs
  video: fbdev: neofb: fix memory leak in neo_scan_monitor()
  video: fbdev: savage: fix memory leak on error handling path in probe
  crypto: aesni - Fix build with LLVM_IAS=1
  drm/radeon: Fix reference count leaks caused by pm_runtime_get_sync
  drm/amdgpu: avoid dereferencing a NULL pointer
  fs/btrfs: Add cond_resched() for try_release_extent_mapping() stalls
  ANDROID: fix a bug in quota2
  loop: be paranoid on exit and prevent new additions / removals
  Bluetooth: add a mutex lock to avoid UAF in do_enale_set
  soc: qcom: rpmh-rsc: Set suppress_bind_attrs flag
  drm/tilcdc: fix leak & null ref in panel_connector_get_modes
  nvme-multipath: do not fall back to __nvme_find_path() for non-optimized paths
  nvme-multipath: fix logic for non-optimized paths
  nvme-rdma: fix controller reset hang during traffic
  nvme-tcp: fix controller reset hang during traffic
  md: raid0/linear: fix dereference before null check on pointer mddev
  seccomp: Fix ioctl number for SECCOMP_IOCTL_NOTIF_ID_VALID
  irqchip/ti-sci-inta: Fix return value about devm_ioremap_resource()
  iocost: Fix check condition of iocg abs_vdebt
  ARM: socfpga: PM: add missing put_device() call in socfpga_setup_ocram_self_refresh()
  spi: rockchip: Fix error in SPI slave pio read
  io_uring: fix sq array offset calculation
  regulator: fix memory leak on error path of regulator_register()
  recordmcount: only record relocation of type R_AARCH64_CALL26 on arm64.
  tpm: Require that all digests are present in TCG_PCR_EVENT2 structures
  spi: lantiq: fix: Rx overflow error in full duplex mode
  ARM: dts: sunxi: bananapi-m2-plus-v1.2: Fix CPU supply voltages
  ARM: dts: sunxi: bananapi-m2-plus-v1.2: Add regulator supply to all CPU cores
  ARM: at91: pm: add missing put_device() call in at91_pm_sram_init()
  ARM: dts: gose: Fix ports node name for adv7612
  ARM: dts: gose: Fix ports node name for adv7180
  platform/x86: intel-vbtn: Fix return value check in check_acpi_dev()
  platform/x86: intel-hid: Fix return value check in check_acpi_dev()
  m68k: mac: Fix IOP status/control register writes
  m68k: mac: Don't send IOP message until channel is idle
  clk: scmi: Fix min and max rate when registering clocks with discrete rates
  sched/uclamp: Fix initialization of struct uclamp_rq
  arm64: dts: exynos: Fix silent hang after boot on Espresso
  firmware: arm_scmi: Fix SCMI genpd domain probing
  ARM: exynos: MCPM: Restore big.LITTLE cpuidle support
  crypto: ccree - fix resource leak on error path
  blktrace: fix debugfs use after free
  arm64: dts: qcom: msm8916: Replace invalid bias-pull-none property
  crc-t10dif: Fix potential crypto notify dead-lock
  EDAC: Fix reference count leaks
  arm64: dts: rockchip: fix rk3399-puma gmac reset gpio
  arm64: dts: rockchip: fix rk3399-puma vcc5v0-host gpio
  arm64: dts: rockchip: fix rk3368-lion gmac reset gpio
  sched: correct SD_flags returned by tl->sd_flags()
  sched/fair: Fix NOHZ next idle balance
  x86/mce/inject: Fix a wrong assignment of i_mce.status
  clk: qcom: clk-rpmh: Wait for completion when enabling clocks
  fs/io_uring.c: Fix uninitialized variable is referenced in io_submit_sqe
  nvme: add a Identify Namespace Identification Descriptor list quirk
  HID: input: Fix devices that return multiple bytes in battery report
  tracepoint: Mark __tracepoint_string's __used
  ANDROID: ABI: Update allowed list for QCOM

Conflicts:
	Documentation/devicetree/bindings
	Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.txt
	android/abi_gki_aarch64_qcom
	drivers/clk/qcom/clk-rpmh.c
	drivers/hwtracing/coresight/coresight-tmc-etf.c
	drivers/scsi/ufs/ufs-qcom.c
	drivers/scsi/ufs/ufshcd.c

Change-Id: Ifd7b8337005ddb6c64a6f4e017e470e745170d98
Signed-off-by: Ivaylo Georgiev <irgeorgiev@codeaurora.org>
Signed-off-by: Blagovest Kolenichev <bkolenichev@codeaurora.org>
2020-08-31 13:04:44 -07:00
Can Guo
cf218ddb22 block: Fix a race in the runtime power management code
With the current implementation the following race can happen:
* blk_pre_runtime_suspend() calls blk_freeze_queue_start() and
  blk_mq_unfreeze_queue().
* blk_queue_enter() calls blk_queue_pm_only() and that function returns
  true.
* blk_queue_enter() calls blk_pm_request_resume() and that function does
  not call pm_request_resume() because the queue runtime status is
  RPM_ACTIVE.
* blk_pre_runtime_suspend() changes the queue status into RPM_SUSPENDING.

Fix this race by changing the queue runtime status into RPM_SUSPENDING
before switching q_usage_counter to atomic mode.

Change-Id: I5a2c842b959b8c57730b12e4f372abc515a8c8ab
Signed-off-by: Can Guo <cang@codeaurora.org>
2020-08-20 12:17:49 +08:00
Greg Kroah-Hartman
c0b1779755 This is the 5.4.59 stable release
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Merge 5.4.59 into android11-5.4

Changes in 5.4.59
	tracepoint: Mark __tracepoint_string's __used
	HID: input: Fix devices that return multiple bytes in battery report
	nvme: add a Identify Namespace Identification Descriptor list quirk
	fs/io_uring.c: Fix uninitialized variable is referenced in io_submit_sqe
	clk: qcom: clk-rpmh: Wait for completion when enabling clocks
	x86/mce/inject: Fix a wrong assignment of i_mce.status
	sched/fair: Fix NOHZ next idle balance
	sched: correct SD_flags returned by tl->sd_flags()
	arm64: dts: rockchip: fix rk3368-lion gmac reset gpio
	arm64: dts: rockchip: fix rk3399-puma vcc5v0-host gpio
	arm64: dts: rockchip: fix rk3399-puma gmac reset gpio
	EDAC: Fix reference count leaks
	crc-t10dif: Fix potential crypto notify dead-lock
	arm64: dts: qcom: msm8916: Replace invalid bias-pull-none property
	blktrace: fix debugfs use after free
	crypto: ccree - fix resource leak on error path
	ARM: exynos: MCPM: Restore big.LITTLE cpuidle support
	firmware: arm_scmi: Fix SCMI genpd domain probing
	arm64: dts: exynos: Fix silent hang after boot on Espresso
	sched/uclamp: Fix initialization of struct uclamp_rq
	clk: scmi: Fix min and max rate when registering clocks with discrete rates
	m68k: mac: Don't send IOP message until channel is idle
	m68k: mac: Fix IOP status/control register writes
	platform/x86: intel-hid: Fix return value check in check_acpi_dev()
	platform/x86: intel-vbtn: Fix return value check in check_acpi_dev()
	ARM: dts: gose: Fix ports node name for adv7180
	ARM: dts: gose: Fix ports node name for adv7612
	ARM: at91: pm: add missing put_device() call in at91_pm_sram_init()
	ARM: dts: sunxi: bananapi-m2-plus-v1.2: Add regulator supply to all CPU cores
	ARM: dts: sunxi: bananapi-m2-plus-v1.2: Fix CPU supply voltages
	spi: lantiq: fix: Rx overflow error in full duplex mode
	tpm: Require that all digests are present in TCG_PCR_EVENT2 structures
	recordmcount: only record relocation of type R_AARCH64_CALL26 on arm64.
	regulator: fix memory leak on error path of regulator_register()
	io_uring: fix sq array offset calculation
	spi: rockchip: Fix error in SPI slave pio read
	ARM: socfpga: PM: add missing put_device() call in socfpga_setup_ocram_self_refresh()
	iocost: Fix check condition of iocg abs_vdebt
	irqchip/ti-sci-inta: Fix return value about devm_ioremap_resource()
	seccomp: Fix ioctl number for SECCOMP_IOCTL_NOTIF_ID_VALID
	md: raid0/linear: fix dereference before null check on pointer mddev
	nvme-tcp: fix controller reset hang during traffic
	nvme-rdma: fix controller reset hang during traffic
	nvme-multipath: fix logic for non-optimized paths
	nvme-multipath: do not fall back to __nvme_find_path() for non-optimized paths
	drm/tilcdc: fix leak & null ref in panel_connector_get_modes
	soc: qcom: rpmh-rsc: Set suppress_bind_attrs flag
	Bluetooth: add a mutex lock to avoid UAF in do_enale_set
	loop: be paranoid on exit and prevent new additions / removals
	fs/btrfs: Add cond_resched() for try_release_extent_mapping() stalls
	drm/amdgpu: avoid dereferencing a NULL pointer
	drm/radeon: Fix reference count leaks caused by pm_runtime_get_sync
	crypto: aesni - Fix build with LLVM_IAS=1
	video: fbdev: savage: fix memory leak on error handling path in probe
	video: fbdev: neofb: fix memory leak in neo_scan_monitor()
	bus: ti-sysc: Add missing quirk flags for usb_host_hs
	md-cluster: fix wild pointer of unlock_all_bitmaps()
	drm/nouveau/kms/nv50-: Fix disabling dithering
	arm64: dts: hisilicon: hikey: fixes to comply with adi, adv7533 DT binding
	drm/etnaviv: fix ref count leak via pm_runtime_get_sync
	drm/nouveau: fix reference count leak in nouveau_debugfs_strap_peek
	drm/nouveau: fix multiple instances of reference count leaks
	mmc: sdhci-cadence: do not use hardware tuning for SD mode
	btrfs: fix lockdep splat from btrfs_dump_space_info
	usb: mtu3: clear dual mode of u3port when disable device
	drm: msm: a6xx: fix gpu failure after system resume
	drm/msm: Fix a null pointer access in msm_gem_shrinker_count()
	drm/debugfs: fix plain echo to connector "force" attribute
	drm/radeon: disable AGP by default
	irqchip/irq-mtk-sysirq: Replace spinlock with raw_spinlock
	mm/mmap.c: Add cond_resched() for exit_mmap() CPU stalls
	drm/amdgpu/display bail early in dm_pp_get_static_clocks
	drm/amd/powerplay: fix compile error with ARCH=arc
	bpf: Fix fds_example SIGSEGV error
	brcmfmac: keep SDIO watchdog running when console_interval is non-zero
	brcmfmac: To fix Bss Info flag definition Bug
	brcmfmac: set state of hanger slot to FREE when flushing PSQ
	platform/x86: asus-nb-wmi: add support for ASUS ROG Zephyrus G14 and G15
	iwlegacy: Check the return value of pcie_capability_read_*()
	gpu: host1x: debug: Fix multiple channels emitting messages simultaneously
	ionic: update eid test for overflow
	mmc: sdhci-pci-o2micro: Bug fix for O2 host controller Seabird1
	usb: gadget: net2280: fix memory leak on probe error handling paths
	bdc: Fix bug causing crash after multiple disconnects
	usb: bdc: Halt controller on suspend
	dyndbg: fix a BUG_ON in ddebug_describe_flags
	bcache: fix super block seq numbers comparision in register_cache_set()
	ACPICA: Do not increment operation_region reference counts for field units
	drm/msm: ratelimit crtc event overflow error
	drm/gem: Fix a leak in drm_gem_objects_lookup()
	drm/bridge: ti-sn65dsi86: Clear old error bits before AUX transfers
	agp/intel: Fix a memory leak on module initialisation failure
	mwifiex: Fix firmware filename for sd8977 chipset
	mwifiex: Fix firmware filename for sd8997 chipset
	btmrvl: Fix firmware filename for sd8977 chipset
	btmrvl: Fix firmware filename for sd8997 chipset
	video: fbdev: sm712fb: fix an issue about iounmap for a wrong address
	console: newport_con: fix an issue about leak related system resources
	video: pxafb: Fix the function used to balance a 'dma_alloc_coherent()' call
	ath10k: Acquire tx_lock in tx error paths
	iio: improve IIO_CONCENTRATION channel type description
	drm/etnaviv: Fix error path on failure to enable bus clk
	drm/arm: fix unintentional integer overflow on left shift
	clk: bcm63xx-gate: fix last clock availability
	leds: lm355x: avoid enum conversion warning
	Bluetooth: btusb: fix up firmware download sequence
	Bluetooth: btmtksdio: fix up firmware download sequence
	media: cxusb-analog: fix V4L2 dependency
	media: marvell-ccic: Add missed v4l2_async_notifier_cleanup()
	media: omap3isp: Add missed v4l2_ctrl_handler_free() for preview_init_entities()
	ASoC: SOF: nocodec: add missing .owner field
	ASoC: Intel: bxt_rt298: add missing .owner field
	scsi: cumana_2: Fix different dev_id between request_irq() and free_irq()
	drm/mipi: use dcs write for mipi_dsi_dcs_set_tear_scanline
	cxl: Fix kobject memleak
	drm/radeon: fix array out-of-bounds read and write issues
	staging: vchiq_arm: Add a matching unregister call
	iavf: fix error return code in iavf_init_get_resources()
	iavf: Fix updating statistics
	RDMA/core: Fix bogus WARN_ON during ib_unregister_device_queued()
	scsi: powertec: Fix different dev_id between request_irq() and free_irq()
	scsi: eesox: Fix different dev_id between request_irq() and free_irq()
	ipvs: allow connection reuse for unconfirmed conntrack
	media: firewire: Using uninitialized values in node_probe()
	media: exynos4-is: Add missed check for pinctrl_lookup_state()
	media: cros-ec-cec: do not bail on device_init_wakeup failure
	xfs: don't eat an EIO/ENOSPC writeback error when scrubbing data fork
	xfs: fix reflink quota reservation accounting error
	RDMA/rxe: Skip dgid check in loopback mode
	PCI: Fix pci_cfg_wait queue locking problem
	drm/stm: repair runtime power management
	kobject: Avoid premature parent object freeing in kobject_cleanup()
	leds: core: Flush scheduled work for system suspend
	drm: panel: simple: Fix bpc for LG LB070WV8 panel
	phy: exynos5-usbdrd: Calibrating makes sense only for USB2.0 PHY
	drm/bridge: sil_sii8620: initialize return of sii8620_readb
	scsi: scsi_debug: Add check for sdebug_max_queue during module init
	mwifiex: Prevent memory corruption handling keys
	kernfs: do not call fsnotify() with name without a parent
	powerpc/rtas: don't online CPUs for partition suspend
	powerpc/vdso: Fix vdso cpu truncation
	RDMA/qedr: SRQ's bug fixes
	RDMA/rxe: Prevent access to wr->next ptr afrer wr is posted to send queue
	ima: Have the LSM free its audit rule
	staging: rtl8192u: fix a dubious looking mask before a shift
	ASoC: meson: fixes the missed kfree() for axg_card_add_tdm_loopback
	PCI/ASPM: Add missing newline in sysfs 'policy'
	phy: renesas: rcar-gen3-usb2: move irq registration to init
	powerpc/book3s64/pkeys: Use PVR check instead of cpu feature
	drm/imx: fix use after free
	drm/imx: tve: fix regulator_disable error path
	gpu: ipu-v3: Restore RGB32, BGR32
	spi: lantiq-ssc: Fix warning by using WQ_MEM_RECLAIM
	USB: serial: iuu_phoenix: fix led-activity helpers
	usb: core: fix quirks_param_set() writing to a const pointer
	thermal: ti-soc-thermal: Fix reversed condition in ti_thermal_expose_sensor()
	coresight: tmc: Fix TMC mode read in tmc_read_unprepare_etb()
	powerpc/perf: Fix missing is_sier_aviable() during build
	mt76: mt7615: fix potential memory leak in mcu message handler
	phy: armada-38x: fix NETA lockup when repeatedly switching speeds
	MIPS: OCTEON: add missing put_device() call in dwc3_octeon_device_init()
	usb: dwc2: Fix error path in gadget registration
	usb: gadget: f_uac2: fix AC Interface Header Descriptor wTotalLength
	scsi: megaraid_sas: Clear affinity hint
	scsi: mesh: Fix panic after host or bus reset
	net: dsa: mv88e6xxx: MV88E6097 does not support jumbo configuration
	macintosh/via-macii: Access autopoll_devs when inside lock
	PCI: cadence: Fix updating Vendor ID and Subsystem Vendor ID register
	RDMA/core: Fix return error value in _ib_modify_qp() to negative
	Smack: fix another vsscanf out of bounds
	Smack: prevent underflow in smk_set_cipso()
	power: supply: check if calc_soc succeeded in pm860x_init_battery
	Bluetooth: hci_h5: Set HCI_UART_RESET_ON_INIT to correct flags
	Bluetooth: hci_serdev: Only unregister device if it was registered
	net: dsa: rtl8366: Fix VLAN semantics
	net: dsa: rtl8366: Fix VLAN set-up
	xfs: fix inode allocation block res calculation precedence
	selftests/powerpc: Squash spurious errors due to device removal
	powerpc/32s: Fix CONFIG_BOOK3S_601 uses
	powerpc/boot: Fix CONFIG_PPC_MPC52XX references
	selftests/powerpc: Fix CPU affinity for child process
	RDMA/netlink: Remove CAP_NET_RAW check when dump a raw QP
	PCI: Release IVRS table in AMD ACS quirk
	cpufreq: ap806: fix cpufreq driver needs ap cpu clk
	selftests/powerpc: Fix online CPU selection
	ASoC: meson: axg-tdm-interface: fix link fmt setup
	ASoC: meson: axg-tdmin: fix g12a skew
	ASoC: meson: axg-tdm-formatters: fix sclk inversion
	ASoC: fsl_sai: Fix value of FSL_SAI_CR1_RFW_MASK
	s390/qeth: don't process empty bridge port events
	ice: Graceful error handling in HW table calloc failure
	rtw88: fix LDPC field for RA info
	rtw88: fix short GI capability based on current bandwidth
	rtw88: coex: only skip coex triggered by BT info
	wl1251: fix always return 0 error
	tools, build: Propagate build failures from tools/build/Makefile.build
	tools, bpftool: Fix wrong return value in do_dump()
	net/mlx5: DR, Change push vlan action sequence
	net/mlx5: Delete extra dump stack that gives nothing
	net: ethernet: aquantia: Fix wrong return value
	liquidio: Fix wrong return value in cn23xx_get_pf_num()
	net: spider_net: Fix the size used in a 'dma_free_coherent()' call
	fsl/fman: use 32-bit unsigned integer
	fsl/fman: fix dereference null return value
	fsl/fman: fix unreachable code
	fsl/fman: check dereferencing null pointer
	fsl/fman: fix eth hash table allocation
	net: thunderx: initialize VF's mailbox mutex before first usage
	dlm: Fix kobject memleak
	ocfs2: fix unbalanced locking
	pinctrl-single: fix pcs_parse_pinconf() return value
	svcrdma: Fix page leak in svc_rdma_recv_read_chunk()
	SUNRPC: Fix ("SUNRPC: Add "@len" parameter to gss_unwrap()")
	x86/fsgsbase/64: Fix NULL deref in 86_fsgsbase_read_task
	crypto: aesni - add compatibility with IAS
	af_packet: TPACKET_V3: fix fill status rwlock imbalance
	drivers/net/wan/lapbether: Added needed_headroom and a skb->len check
	net: Fix potential memory leak in proto_register()
	net/nfc/rawsock.c: add CAP_NET_RAW check.
	net: phy: fix memory leak in device-create error path
	net: Set fput_needed iff FDPUT_FPUT is set
	net/tls: Fix kmap usage
	tcp: correct read of TFO keys on big endian systems
	vmxnet3: use correct tcp hdr length when packet is encapsulated
	net: refactor bind_bucket fastreuse into helper
	net: initialize fastreuse on inet_inherit_port
	USB: serial: cp210x: re-enable auto-RTS on open
	USB: serial: cp210x: enable usb generic throttle/unthrottle
	ALSA: hda - fix the micmute led status for Lenovo ThinkCentre AIO
	ALSA: usb-audio: Creative USB X-Fi Pro SB1095 volume knob support
	ALSA: usb-audio: fix overeager device match for MacroSilicon MS2109
	ALSA: usb-audio: work around streaming quirk for MacroSilicon MS2109
	9p: Fix memory leak in v9fs_mount
	media: media-request: Fix crash if memory allocation fails
	drm/ttm/nouveau: don't call tt destroy callback on alloc failure.
	io_uring: set ctx sq/cq entry count earlier
	NFS: Don't move layouts to plh_return_segs list while in use
	NFS: Don't return layout segments that are in use
	cpufreq: Fix locking issues with governors
	cpufreq: dt: fix oops on armada37xx
	include/asm-generic/vmlinux.lds.h: align ro_after_init
	spi: spidev: Align buffers for DMA
	mtd: rawnand: qcom: avoid write to unavailable register
	erofs: fix extended inode could cross boundary
	Revert "parisc: Drop LDCW barrier in CAS code when running UP"
	Revert "parisc: Use ldcw instruction for SMP spinlock release barrier"
	Revert "parisc: Revert "Release spinlocks using ordered store""
	parisc: Do not use an ordered store in pa_tlb_lock()
	parisc: Implement __smp_store_release and __smp_load_acquire barriers
	parisc: mask out enable and reserved bits from sba imask
	ARM: 8992/1: Fix unwind_frame for clang-built kernels
	irqdomain/treewide: Free firmware node after domain removal
	ALSA: usb-audio: add quirk for Pioneer DDJ-RB
	tpm: Unify the mismatching TPM space buffer sizes
	pstore: Fix linking when crypto API disabled
	crypto: hisilicon - don't sleep of CRYPTO_TFM_REQ_MAY_SLEEP was not specified
	crypto: qat - fix double free in qat_uclo_create_batch_init_list
	crypto: ccp - Fix use of merged scatterlists
	crypto: cpt - don't sleep of CRYPTO_TFM_REQ_MAY_SLEEP was not specified
	bitfield.h: don't compile-time validate _val in FIELD_FIT
	fs/minix: check return value of sb_getblk()
	fs/minix: don't allow getting deleted inodes
	fs/minix: reject too-large maximum file size
	xen/balloon: fix accounting in alloc_xenballooned_pages error path
	xen/balloon: make the balloon wait interruptible
	xen/gntdev: Fix dmabuf import with non-zero sgt offset
	s390/dasd: fix inability to use DASD with DIAG driver
	s390/gmap: improve THP splitting
	io_uring: Fix NULL pointer dereference in loop_rw_iter()
	Linux 5.4.59

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I4bc685ec9234d8f72a9c66ee2d509a2975f6d711
2020-08-19 08:40:57 +02:00
Chengming Zhou
2f53a4b54e iocost: Fix check condition of iocg abs_vdebt
[ Upstream commit d9012a59db54442d5b2fcfdfcded35cf566397d3 ]

We shouldn't skip iocg when its abs_vdebt is not zero.

Fixes: 0b80f9866e6b ("iocost: protect iocg->abs_vdebt with iocg->waitq.lock")
Signed-off-by: Chengming Zhou <zhouchengming@bytedance.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-08-19 08:15:58 +02:00
Alan Stern
176bb149c6 FROMGIT: scsi: block: pm: Simplify resume handling
Commit 05d18ae1cc8a ("scsi: pm: Balance pm_only counter of request queue
during system resume") fixed a problem in the block layer's runtime-PM
code: blk_set_runtime_active() failed to call blk_clear_pm_only().
However, the commit's implementation was awkward; it forced the SCSI
system-resume handler to choose whether to call blk_post_runtime_resume()
or blk_set_runtime_active(), depending on whether or not the SCSI device
had previously been runtime suspended.

This patch simplifies the situation considerably by adding the missing
function call directly into blk_set_runtime_active() (under the condition
that the queue is not already in the RPM_ACTIVE state).  This allows the
SCSI routine to revert back to its original form.  Furthermore, making this
change reveals that blk_post_runtime_resume() (in its success pathway) does
exactly the same thing as blk_set_runtime_active().  The duplicate code is
easily removed by making one routine call the other.

No functional changes are intended.

Link: https://lore.kernel.org/r/20200706151436.GA702867@rowland.harvard.edu
CC: Can Guo <cang@codeaurora.org>
CC: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Bug: 162892567
(cherry picked from commit 8f38f8e0a30e1c33cdfc48eba2bd63ac2eae373a
https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git 5.9/scsi-queue)
Change-Id: Ibeca9786fb65ee7d782314f48fb39274b82feb57
Signed-off-by: Can Guo <cang@codeaurora.org>
2020-08-06 15:18:05 +00:00
Greg Kroah-Hartman
171202d5b0 This is the 5.4.53 stable release
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Merge 5.4.53 into android11-5.4

Changes in 5.4.53
	crypto: atmel - Fix selection of CRYPTO_AUTHENC
	crypto: atmel - Fix build error of CRYPTO_AUTHENC
	net: atlantic: fix ip dst and ipv6 address filters
	net: rmnet: fix lower interface leak
	bridge: mcast: Fix MLD2 Report IPv6 payload length check
	genetlink: remove genl_bind
	ipv4: fill fl4_icmp_{type,code} in ping_v4_sendmsg
	ipv6: fib6_select_path can not use out path for nexthop objects
	ipv6: Fix use of anycast address with loopback
	l2tp: remove skb_dst_set() from l2tp_xmit_skb()
	llc: make sure applications use ARPHRD_ETHER
	net: Added pointer check for dst->ops->neigh_lookup in dst_neigh_lookup_skb
	net: dsa: microchip: set the correct number of ports
	net_sched: fix a memory leak in atm_tc_init()
	net: usb: qmi_wwan: add support for Quectel EG95 LTE modem
	sched: consistently handle layer3 header accesses in the presence of VLANs
	tcp: fix SO_RCVLOWAT possible hangs under high mem pressure
	tcp: make sure listeners don't initialize congestion-control state
	tcp: md5: add missing memory barriers in tcp_md5_do_add()/tcp_md5_hash_key()
	tcp: md5: do not send silly options in SYNCOOKIES
	vlan: consolidate VLAN parsing code and limit max parsing depth
	tcp: md5: refine tcp_md5_do_add()/tcp_md5_hash_key() barriers
	tcp: md5: allow changing MD5 keys in all socket states
	cgroup: fix cgroup_sk_alloc() for sk_clone_lock()
	cgroup: Fix sock_cgroup_data on big-endian.
	ip: Fix SO_MARK in RST, ACK and ICMP packets
	arm64: Introduce a way to disable the 32bit vdso
	arm64: arch_timer: Allow an workaround descriptor to disable compat vdso
	arm64: arch_timer: Disable the compat vdso for cores affected by ARM64_WORKAROUND_1418040
	drm/msm: fix potential memleak in error branch
	drm/msm/dpu: allow initialization of encoder locks during encoder init
	drm/exynos: Properly propagate return value in drm_iommu_attach_device()
	drm/exynos: fix ref count leak in mic_pre_enable
	x86/fpu: Reset MXCSR to default in kernel_fpu_begin()
	thermal/drivers: imx: Fix missing of_node_put() at probe time
	blk-mq-debugfs: update blk_queue_flag_name[] accordingly for new flags
	m68k: nommu: register start of the memory with memblock
	m68k: mm: fix node memblock init
	dt-bindings: mailbox: zynqmp_ipi: fix unit address
	cifs: prevent truncation from long to int in wait_for_free_credits
	arm64/alternatives: use subsections for replacement sequences
	tpm_tis: extra chip->ops check on error path in tpm_tis_core_init
	gfs2: read-only mounts should grab the sd_freeze_gl glock
	i2c: eg20t: Load module automatically if ID matches
	arm64/alternatives: don't patch up internal branches
	iio:magnetometer:ak8974: Fix alignment and data leak issues
	iio:humidity:hdc100x Fix alignment and data leak issues
	iio: magnetometer: ak8974: Fix runtime PM imbalance on error
	iio: core: add missing IIO_MOD_H2/ETHANOL string identifiers
	iio: mma8452: Add missed iio_device_unregister() call in mma8452_probe()
	iio: pressure: zpa2326: handle pm_runtime_get_sync failure
	iio:humidity:hts221 Fix alignment and data leak issues
	iio:pressure:ms5611 Fix buffer element alignment
	iio:health:afe4403 Fix timestamp alignment and prevent data leak.
	spi: spi-fsl-dspi: Fix lockup if device is shutdown during SPI transfer
	net: dsa: bcm_sf2: Fix node reference count
	of: of_mdio: Correct loop scanning logic
	net: macb: call pm_runtime_put_sync on failure path
	net: ethernet: mvneta: Do not error out in non serdes modes
	net: ethernet: mvneta: Add back interface mode validation
	Revert "usb/ohci-platform: Fix a warning when hibernating"
	Revert "usb/ehci-platform: Set PM runtime as active on resume"
	Revert "usb/xhci-plat: Set PM runtime as active on resume"
	net: sfp: add support for module quirks
	net: sfp: add some quirks for GPON modules
	ARM: OMAP4+: remove pdata quirks for omap4+ iommus
	ARM: OMAP2+: Add workaround for DRA7 DSP MStandby errata i879
	ARM: OMAP2+: use separate IOMMU pdata to fix DRA7 IPU1 boot
	mmc: mmci: Support any block sizes for ux500v2 and qcom variant
	HID: quirks: Remove ITE 8595 entry from hid_have_special_driver
	ARM: at91: pm: add quirk for sam9x60's ulp1
	drm/sun4i: tcon: Separate quirks for tcon0 and tcon1 on A20
	scsi: sr: remove references to BLK_DEV_SR_VENDOR, leave it enabled
	bus: ti-sysc: Rename clk related quirks to pre_reset and post_reset quirks
	bus: ti-sysc: Consider non-existing registers too when matching quirks
	bus: ti-sysc: Handle module unlock quirk needed for some RTC
	bus: ti-sysc: Detect display subsystem related devices
	arm64: dts: g12-common: add parkmode_disable_ss_quirk on DWC3 controller
	bus: ti-sysc: Detect EDMA and set quirk flags for tptc
	ALSA: usb-audio: Add support for MOTU MicroBook IIc
	Input: goodix - fix touch coordinates on Cube I15-TC
	ALSA: usb-audio: Create a registration quirk for Kingston HyperX Amp (0951:16d8)
	doc: dt: bindings: usb: dwc3: Update entries for disabling SS instances in park mode
	mmc: sdhci: do not enable card detect interrupt for gpio cd type
	ALSA: usb-audio: Rewrite registration quirk handling
	ACPI: video: Use native backlight on Acer Aspire 5783z
	ALSA: usb-audio: Add registration quirk for Kingston HyperX Cloud Alpha S
	ALSA: usb-audio: Add quirk for Focusrite Scarlett 2i2
	Input: mms114 - add extra compatible for mms345l
	ACPI: video: Use native backlight on Acer TravelMate 5735Z
	bus: ti-sysc: Use optional clocks on for enable and wait for softreset bit
	ALSA: usb-audio: Add registration quirk for Kingston HyperX Cloud Flight S
	iio:health:afe4404 Fix timestamp alignment and prevent data leak.
	soundwire: intel: fix memory leak with devm_kasprintf
	dmaengine: sh: usb-dmac: set tx_result parameters
	phy: sun4i-usb: fix dereference of pointer phy0 before it is null checked
	arm64: dts: meson: add missing gxl rng clock
	arm64: dts: meson-gxl-s805x: reduce initial Mali450 core frequency
	bus: ti-sysc: Fix wakeirq sleeping function called from invalid context
	bus: ti-sysc: Fix sleeping function called from invalid context for RTC quirk
	bus: ti-sysc: Do not disable on suspend for no-idle
	iio: adc: ad7780: Fix a resource handling path in 'ad7780_probe()'
	dmaengine: dw: Initialize channel before each transfer
	dmaengine: dmatest: stop completed threads when running without set channel
	spi: spi-sun6i: sun6i_spi_transfer_one(): fix setting of clock rate
	usb: gadget: udc: atmel: fix uninitialized read in debug printk
	staging: comedi: verify array index is correct before using it
	clk: mvebu: ARMADA_AP_CPU_CLK needs to select ARMADA_AP_CP_HELPER
	clk: AST2600: Add mux for EMMC clock
	NFS: Fix interrupted slots by sending a solo SEQUENCE operation
	fuse: don't ignore errors from fuse_writepages_fill()
	ARM: dts: Fix dcan driver probe failed on am437x platform
	Revert "thermal: mediatek: fix register index error"
	xprtrdma: fix incorrect header size calculations
	ARM: dts: socfpga: Align L2 cache-controller nodename with dtschema
	arm64: dts: spcfpga: Align GIC, NAND and UART nodenames with dtschema
	keys: asymmetric: fix error return code in software_key_query()
	regmap: debugfs: Don't sleep while atomic for fast_io regmaps
	copy_xstate_to_kernel: Fix typo which caused GDB regression
	arm: dts: mt7623: add phy-mode property for gmac2
	soc: qcom: socinfo: add missing soc_id sysfs entry
	apparmor: ensure that dfa state tables have entries
	habanalabs: Align protection bits configuration of all TPCs
	PCI/PM: Call .bridge_d3() hook only if non-NULL
	perf stat: Zero all the 'ena' and 'run' array slot stats for interval mode
	soc: qcom: rpmh: Update dirty flag only when data changes
	soc: qcom: rpmh: Invalidate SLEEP and WAKE TCSes before flushing new data
	soc: qcom: rpmh-rsc: Clear active mode configuration for wake TCS
	soc: qcom: rpmh-rsc: Allow using free WAKE TCS for active request
	RDMA/mlx5: Verify that QP is created with RQ or SQ
	mtd: rawnand: marvell: Fix the condition on a return code
	mtd: rawnand: marvell: Use nand_cleanup() when the device is not yet registered
	mtd: rawnand: marvell: Fix probe error path
	mtd: rawnand: timings: Fix default tR_max and tCCS_min timings
	mtd: rawnand: brcmnand: correctly verify erased pages
	mtd: rawnand: brcmnand: fix CS0 layout
	mtd: rawnand: oxnas: Keep track of registered devices
	mtd: rawnand: oxnas: Unregister all devices on error
	mtd: rawnand: oxnas: Release all devices in the _remove() path
	clk: qcom: gcc: Add GPU and NPU clocks for SM8150
	clk: qcom: gcc: Add missing UFS clocks for SM8150
	slimbus: core: Fix mismatch in of_node_get/put
	HID: logitech-hidpp: avoid repeated "multiplier = " log messages
	HID: magicmouse: do not set up autorepeat
	HID: quirks: Always poll Obins Anne Pro 2 keyboard
	HID: quirks: Ignore Simply Automated UPB PIM
	ALSA: line6: Perform sanity check for each URB creation
	ALSA: line6: Sync the pending work cancel at disconnection
	ALSA: usb-audio: Fix race against the error recovery URB submission
	ALSA: hda/realtek - change to suitable link model for ASUS platform
	ALSA: hda/realtek: enable headset mic of ASUS ROG Zephyrus G14(G401) series with ALC289
	ALSA: hda/realtek: Enable headset mic of Acer TravelMate B311R-31 with ALC256
	ALSA: hda/realtek - Enable Speaker for ASUS UX533 and UX534
	ALSA: hda/realtek - Enable Speaker for ASUS UX563
	USB: c67x00: fix use after free in c67x00_giveback_urb
	usb: dwc2: Fix shutdown callback in platform
	usb: chipidea: core: add wakeup support for extcon
	usb: gadget: function: fix missing spinlock in f_uac1_legacy
	USB: serial: iuu_phoenix: fix memory corruption
	USB: serial: cypress_m8: enable Simply Automated UPB PIM
	USB: serial: ch341: add new Product ID for CH340
	USB: serial: option: add GosunCn GM500 series
	USB: serial: option: add Quectel EG95 LTE modem
	virt: vbox: Fix VBGL_IOCTL_VMMDEV_REQUEST_BIG and _LOG req numbers to match upstream
	virt: vbox: Fix guest capabilities mask check
	Revert "tty: xilinx_uartps: Fix missing id assignment to the console"
	virtio: virtio_console: add missing MODULE_DEVICE_TABLE() for rproc serial
	serial: mxs-auart: add missed iounmap() in probe failure and remove
	ovl: fix regression with re-formatted lower squashfs
	ovl: inode reference leak in ovl_is_inuse true case.
	ovl: relax WARN_ON() when decoding lower directory file handle
	ovl: fix unneeded call to ovl_change_flags()
	fuse: ignore 'data' argument of mount(..., MS_REMOUNT)
	fuse: use ->reconfigure() instead of ->remount_fs()
	fuse: Fix parameter for FS_IOC_{GET,SET}FLAGS
	Revert "zram: convert remaining CLASS_ATTR() to CLASS_ATTR_RO()"
	mei: bus: don't clean driver pointer
	Input: i8042 - add Lenovo XiaoXin Air 12 to i8042 nomux list
	Input: elan_i2c - add more hardware ID for Lenovo laptops
	uio_pdrv_genirq: Remove warning when irq is not specified
	uio_pdrv_genirq: fix use without device tree and no interrupt
	scsi: megaraid_sas: Remove undefined ENABLE_IRQ_POLL macro
	timer: Prevent base->clk from moving backward
	timer: Fix wheel index calculation on last level
	riscv: use 16KB kernel stack on 64-bit
	hwmon: (emc2103) fix unable to change fan pwm1_enable attribute
	powerpc/book3s64/pkeys: Fix pkey_access_permitted() for execute disable pkey
	powerpc/pseries/svm: Fix incorrect check for shared_lppaca_size
	intel_th: pci: Add Jasper Lake CPU support
	intel_th: pci: Add Tiger Lake PCH-H support
	intel_th: pci: Add Emmitsburg PCH support
	intel_th: Fix a NULL dereference when hub driver is not loaded
	dmaengine: fsl-edma: Fix NULL pointer exception in fsl_edma_tx_handler
	dmaengine: mcf-edma: Fix NULL pointer exception in mcf_edma_tx_handler
	dmaengine: fsl-edma-common: correct DSIZE_32BYTE
	misc: atmel-ssc: lock with mutex instead of spinlock
	thermal: int3403_thermal: Downgrade error message
	thermal/drivers/cpufreq_cooling: Fix wrong frequency converted from power
	arm64: ptrace: Override SPSR.SS when single-stepping is enabled
	arm64: ptrace: Consistently use pseudo-singlestep exceptions
	arm64: compat: Ensure upper 32 bits of x0 are zero on syscall return
	sched: Fix unreliable rseq cpu_id for new tasks
	sched/fair: handle case of task_h_load() returning 0
	genirq/affinity: Handle affinity setting on inactive interrupts correctly
	drm/amdgpu/sdma5: fix wptr overwritten in ->get_wptr()
	drm/i915/gt: Ignore irq enabling on the virtual engines
	block: fix splitting segments on boundary masks
	block: fix get_max_segment_size() overflow on 32bit arch
	libceph: don't omit recovery_deletes in target_copy()
	rxrpc: Fix trace string
	spi: sprd: switch the sequence of setting WDG_LOAD_LOW and _HIGH
	ionic: export features for vlans to use
	iommu/vt-d: Make Intel SVM code 64-bit only
	drm/i915/gvt: Fix two CFL MMIO handling caused by regression.
	gpio: pca953x: disable regmap locking for automatic address incrementing
	Linux 5.4.53

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I2347f0f12d1e95a90cff2f3999940e1f82231df2
2020-07-23 12:36:54 +02:00
Ming Lei
d2ccad3c9c block: fix get_max_segment_size() overflow on 32bit arch
commit 4a2f704eb2d831a2d73d7f4cdd54f45c49c3c353 upstream.

Commit 429120f3df2d starts to take account of segment's start dma address
when computing max segment size, and data type of 'unsigned long'
is used to do that. However, the segment mask may be 0xffffffff, so
the figured out segment size may be overflowed in case of zero physical
address on 32bit arch.

Fix the issue by returning queue_max_segment_size() directly when that
happens.

Fixes: 429120f3df2d ("block: fix splitting segments on boundary masks")
Reported-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Cc: Christoph Hellwig <hch@lst.de>
Tested-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-07-22 09:33:17 +02:00
Ming Lei
310d75f274 block: fix splitting segments on boundary masks
commit 429120f3df2dba2bf3a4a19f4212a53ecefc7102 upstream.

We ran into a problem with a mpt3sas based controller, where we would
see random (and hard to reproduce) file corruption). The issue seemed
specific to this controller, but wasn't specific to the file system.
After a lot of debugging, we find out that it's caused by segments
spanning a 4G memory boundary. This shouldn't happen, as the default
setting for segment boundary masks is 4G.

Turns out there are two issues in get_max_segment_size():

1) The default segment boundary mask is bypassed

2) The segment start address isn't taken into account when checking
   segment boundary limit

Fix these two issues by removing the bypass of the segment boundary
check even if the mask is set to the default value, and taking into
account the actual start address of the request when checking if a
segment needs splitting.

Cc: stable@vger.kernel.org # v5.1+
Reviewed-by: Chris Mason <clm@fb.com>
Tested-by: Chris Mason <clm@fb.com>
Fixes: dcebd75592 ("block: use bio_for_each_bvec() to compute multi-page bvec count")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Dropped const on the page pointer, ppc page_to_phys() doesn't mark the
page as const...

Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-07-22 09:33:17 +02:00
Hou Tao
c3adbd37c0 blk-mq-debugfs: update blk_queue_flag_name[] accordingly for new flags
[ Upstream commit bfe373f608cf81b7626dfeb904001b0e867c5110 ]

Else there may be magic numbers in /sys/kernel/debug/block/*/state.

Signed-off-by: Hou Tao <houtao1@huawei.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-07-22 09:32:52 +02:00
Greg Kroah-Hartman
c7725aece3 Merge 5.4.52 into android11-5.4
Changes in 5.4.52
	KVM: s390: reduce number of IO pins to 1
	spi: spi-fsl-dspi: Adding shutdown hook
	spi: spi-fsl-dspi: Fix lockup if device is removed during SPI transfer
	regmap: fix alignment issue
	perf/x86/rapl: Move RAPL support to common x86 code
	perf/x86/rapl: Fix RAPL config variable bug
	ARM: dts: omap4-droid4: Fix spi configuration and increase rate
	drm/ttm: Fix dma_fence refcnt leak when adding move fence
	drm/tegra: hub: Do not enable orphaned window group
	gpu: host1x: Detach driver on unregister
	drm: mcde: Fix display initialization problem
	ASoC: SOF: Intel: add PCI ID for CometLake-S
	ALSA: hda: Intel: add missing PCI IDs for ICL-H, TGL-H and EKL
	spi: spidev: fix a race between spidev_release and spidev_remove
	spi: spidev: fix a potential use-after-free in spidev_release()
	net: ethernet: mvneta: Fix Serdes configuration for SoCs without comphy
	net: ethernet: mvneta: Add 2500BaseX support for SoCs without comphy
	ixgbe: protect ring accesses with READ- and WRITE_ONCE
	i40e: protect ring accesses with READ- and WRITE_ONCE
	ibmvnic: continue to init in CRQ reset returns H_CLOSED
	powerpc/kvm/book3s64: Fix kernel crash with nested kvm & DEBUG_VIRTUAL
	iommu/vt-d: Don't apply gfx quirks to untrusted devices
	drm: panel-orientation-quirks: Add quirk for Asus T101HA panel
	drm: panel-orientation-quirks: Use generic orientation-data for Acer S1003
	s390/kasan: fix early pgm check handler execution
	cifs: update ctime and mtime during truncate
	ARM: imx6: add missing put_device() call in imx6q_suspend_init()
	scsi: mptscsih: Fix read sense data size
	usb: dwc3: pci: Fix reference count leak in dwc3_pci_resume_work
	block: release bip in a right way in error path
	nvme-rdma: assign completion vector correctly
	x86/entry: Increase entry_stack size to a full page
	sched/core: Check cpus_mask, not cpus_ptr in __set_cpus_allowed_ptr(), to fix mask corruption
	net: qrtr: Fix an out of bounds read qrtr_endpoint_post()
	gpio: pca953x: Override IRQ for one of the expanders on Galileo Gen 2
	gpio: pca953x: Fix GPIO resource leak on Intel Galileo Gen 2
	nl80211: don't return err unconditionally in nl80211_start_ap()
	drm/mediatek: Check plane visibility in atomic_update
	bpf, sockmap: RCU splat with redirect and strparser error or TLS
	bpf, sockmap: RCU dereferenced psock may be used outside RCU block
	netfilter: ipset: call ip_set_free() instead of kfree()
	net: mvneta: fix use of state->speed
	net: cxgb4: fix return error value in t4_prep_fw
	IB/sa: Resolv use-after-free in ib_nl_make_request()
	net: dsa: microchip: set the correct number of ports
	netfilter: conntrack: refetch conntrack after nf_conntrack_update()
	perf report TUI: Fix segmentation fault in perf_evsel__hists_browse()
	perf intel-pt: Fix recording PEBS-via-PT with registers
	perf intel-pt: Fix PEBS sample for XMM registers
	smsc95xx: check return value of smsc95xx_reset
	smsc95xx: avoid memory leak in smsc95xx_bind
	net: hns3: add a missing uninit debugfs when unload driver
	net: hns3: fix use-after-free when doing self test
	ALSA: compress: fix partial_drain completion state
	RDMA/siw: Fix reporting vendor_part_id
	arm64: kgdb: Fix single-step exception handling oops
	nbd: Fix memory leak in nbd_add_socket
	cxgb4: fix all-mask IP address comparison
	IB/mlx5: Fix 50G per lane indication
	qed: Populate nvm-file attributes while reading nvm config partition.
	net/mlx5: Fix eeprom support for SFP module
	net/mlx5e: Fix 50G per lane indication
	bnxt_en: fix NULL dereference in case SR-IOV configuration fails
	net: macb: fix wakeup test in runtime suspend/resume routines
	net: macb: mark device wake capable when "magic-packet" property present
	net: macb: fix call to pm_runtime in the suspend/resume functions
	mlxsw: spectrum_router: Remove inappropriate usage of WARN_ON()
	mlxsw: pci: Fix use-after-free in case of failed devlink reload
	IB/hfi1: Do not destroy hfi1_wq when the device is shut down
	IB/hfi1: Do not destroy link_wq when the device is shut down
	ALSA: opl3: fix infoleak in opl3
	ALSA: hda - let hs_mic be picked ahead of hp_mic
	ALSA: usb-audio: add quirk for MacroSilicon MS2109
	ALSA: usb-audio: Add implicit feedback quirk for RTX6001
	ALSA: hda/realtek - Fix Lenovo Thinkpad X1 Carbon 7th quirk subdevice id
	ALSA: hda/realtek - Enable audio jacks of Acer vCopperbox with ALC269VC
	ALSA: hda/realtek: Enable headset mic of Acer C20-820 with ALC269VC
	ALSA: hda/realtek: Enable headset mic of Acer Veriton N4660G with ALC269VC
	KVM: arm64: Fix definition of PAGE_HYP_DEVICE
	KVM: arm64: Stop clobbering x0 for HVC_SOFT_RESTART
	KVM: arm64: Annotate hyp NMI-related functions as __always_inline
	KVM: x86: bit 8 of non-leaf PDPEs is not reserved
	KVM: x86: Inject #GP if guest attempts to toggle CR4.LA57 in 64-bit mode
	KVM: x86: Mark CR4.TSD as being possibly owned by the guest
	KVM: arm64: Fix kvm_reset_vcpu() return code being incorrect with SVE
	kallsyms: Refactor kallsyms_show_value() to take cred
	module: Refactor section attr into bin attribute
	module: Do not expose section addresses to non-CAP_SYSLOG
	kprobes: Do not expose probe addresses to non-CAP_SYSLOG
	bpf: Check correct cred for CAP_SYSLOG in bpf_dump_raw_ok()
	Revert "ath9k: Fix general protection fault in ath9k_hif_usb_rx_cb"
	btrfs: fix fatal extent_buffer readahead vs releasepage race
	btrfs: fix double put of block group with nocow
	drm/radeon: fix double free
	drm/amdgpu: don't do soft recovery if gpu_recovery=0
	dm: use noio when sending kobject event
	mmc: meson-gx: limit segments to 1 when dram-access-quirk is needed
	ARC: entry: fix potential EFA clobber when TIF_SYSCALL_TRACE
	ARC: elf: use right ELF_ARCH
	s390/setup: init jump labels before command line parsing
	s390/mm: fix huge pte soft dirty copying
	blk-mq: consider non-idle request as "inflight" in blk_mq_rq_inflight()
	dm writecache: reject asynchronous pmem devices
	perf scripts python: export-to-postgresql.py: Fix struct.pack() int argument
	perf scripts python: exported-sql-viewer.py: Fix zero id in call graph 'Find' result
	perf scripts python: exported-sql-viewer.py: Fix zero id in call tree 'Find' result
	perf scripts python: exported-sql-viewer.py: Fix unexpanded 'Find' result
	pwm: jz4740: Fix build failure
	s390: Change s390_kernel_write() return type to match memcpy()
	s390/maccess: add no DAT mode to kernel_write
	Linux 5.4.52

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ib10c465a3556b5c55d6d6c2ec37b6061b32ca75f
2020-07-16 09:48:45 +02:00
Ming Lei
49a7ac29f6 blk-mq: consider non-idle request as "inflight" in blk_mq_rq_inflight()
commit 05a4fed69ff00a8bd83538684cb602a4636b07a7 upstream.

dm-multipath is the only user of blk_mq_queue_inflight().  When
dm-multipath calls blk_mq_queue_inflight() to check if it has
outstanding IO it can get a false negative.  The reason for this is
blk_mq_rq_inflight() doesn't consider requests that are no longer
MQ_RQ_IN_FLIGHT but that are now MQ_RQ_COMPLETE (->complete isn't
called or finished yet) as "inflight".

This causes request-based dm-multipath's dm_wait_for_completion() to
return before all outstanding dm-multipath requests have actually
completed.  This breaks DM multipath's suspend functionality because
blk-mq requests complete after DM's suspend has finished -- which
shouldn't happen.

Fix this by considering any request not in the MQ_RQ_IDLE state
(so either MQ_RQ_COMPLETE or MQ_RQ_IN_FLIGHT) as "inflight" in
blk_mq_rq_inflight().

Fixes: 3c94d83cb3 ("blk-mq: change blk_mq_queue_busy() to blk_mq_queue_inflight()")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-07-16 08:16:47 +02:00
Chengguang Xu
074ae0cd84 block: release bip in a right way in error path
[ Upstream commit 0b8eb629a700c0ef15a437758db8255f8444e76c ]

Release bip using kfree() in error path when that was allocated
by kmalloc().

Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-07-16 08:16:36 +02:00
Greg Kroah-Hartman
a200ad52ff Linux 5.4.50
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Merge 5.4.50 into android-5.4-stable

Changes in 5.4.50
	block/bio-integrity: don't free 'buf' if bio_integrity_add_page() failed
	enetc: Fix tx rings bitmap iteration range, irq handling
	geneve: allow changing DF behavior after creation
	ibmveth: Fix max MTU limit
	mld: fix memory leak in ipv6_mc_destroy_dev()
	mvpp2: ethtool rxtx stats fix
	net: bridge: enfore alignment for ethernet address
	net: core: reduce recursion limit value
	net: Do not clear the sock TX queue in sk_set_socket()
	net: fix memleak in register_netdevice()
	net: Fix the arp error in some cases
	net: increment xmit_recursion level in dev_direct_xmit()
	net: usb: ax88179_178a: fix packet alignment padding
	openvswitch: take into account de-fragmentation/gso_size in execute_check_pkt_len
	rocker: fix incorrect error handling in dma_rings_init
	rxrpc: Fix notification call on completion of discarded calls
	sctp: Don't advertise IPv4 addresses if ipv6only is set on the socket
	tcp: don't ignore ECN CWR on pure ACK
	tcp: grow window for OOO packets only for SACK flows
	tg3: driver sleeps indefinitely when EEH errors exceed eeh_max_freezes
	ip6_gre: fix use-after-free in ip6gre_tunnel_lookup()
	net: phy: Check harder for errors in get_phy_id()
	ip_tunnel: fix use-after-free in ip_tunnel_lookup()
	sch_cake: don't try to reallocate or unshare skb unconditionally
	sch_cake: don't call diffserv parsing code when it is not needed
	sch_cake: fix a few style nits
	tcp_cubic: fix spurious HYSTART_DELAY exit upon drop in min RTT
	Revert "i2c: tegra: Fix suspending in active runtime PM state"
	btrfs: fix a block group ref counter leak after failure to remove block group
	net: sched: export __netdev_watchdog_up()
	fix a braino in "sparc32: fix register window handling in genregs32_[gs]et()"
	ALSA: usb-audio: Fix potential use-after-free of streams
	binder: fix null deref of proc->context
	USB: ohci-sm501: Add missed iounmap() in remove
	usb: dwc2: Postponed gadget registration to the udc class driver
	usb: add USB_QUIRK_DELAY_INIT for Logitech C922
	USB: ehci: reopen solution for Synopsys HC bug
	usb: host: xhci-mtk: avoid runtime suspend when removing hcd
	xhci: Poll for U0 after disabling USB2 LPM
	usb: host: ehci-exynos: Fix error check in exynos_ehci_probe()
	usb: typec: tcpci_rt1711h: avoid screaming irq causing boot hangs
	ALSA: usb-audio: Add implicit feedback quirk for SSL2+.
	ALSA: usb-audio: add quirk for Denon DCD-1500RE
	ALSA: usb-audio: add quirk for Samsung USBC Headset (AKG)
	ALSA: usb-audio: Fix OOB access of mixer element list
	usb: cdns3: trace: using correct dir value
	usb: cdns3: ep0: fix the test mode set incorrectly
	usb: cdns3: ep0: add spinlock for cdns3_check_new_setup
	scsi: qla2xxx: Keep initiator ports after RSCN
	scsi: zfcp: Fix panic on ERP timeout for previously dismissed ERP action
	cifs: Fix cached_fid refcnt leak in open_shroot
	cifs/smb3: Fix data inconsistent when punch hole
	cifs/smb3: Fix data inconsistent when zero file range
	xhci: Fix incorrect EP_STATE_MASK
	xhci: Fix enumeration issue when setting max packet size for FS devices.
	xhci: Return if xHCI doesn't support LPM
	cdc-acm: Add DISABLE_ECHO quirk for Microchip/SMSC chip
	loop: replace kill_bdev with invalidate_bdev
	IB/mad: Fix use after free when destroying MAD agent
	IB/hfi1: Fix module use count flaw due to leftover module put calls
	bus: ti-sysc: Flush posted write on enable and disable
	bus: ti-sysc: Ignore clockactivity unless specified as a quirk
	ARM: OMAP2+: Fix legacy mode dss_reset
	xfrm: Fix double ESP trailer insertion in IPsec crypto offload.
	ASoC: q6asm: handle EOS correctly
	efi/tpm: Verify event log header before parsing
	efi/esrt: Fix reference count leak in esre_create_sysfs_entry.
	ASoc: q6afe: add support to get port direction
	ASoC: qcom: common: set correct directions for dailinks
	regualtor: pfuze100: correct sw1a/sw2 on pfuze3000
	RDMA/siw: Fix pointer-to-int-cast warning in siw_rx_pbl()
	ASoC: fsl_ssi: Fix bclk calculation for mono channel
	samples/bpf: xdp_redirect_cpu: Set MAX_CPUS according to NR_CPUS
	bpf, xdp, samples: Fix null pointer dereference in *_user code
	ARM: dts: am335x-pocketbeagle: Fix mmc0 Write Protect
	ARM: dts: Fix duovero smsc interrupt for suspend
	x86/resctrl: Fix a NULL vs IS_ERR() static checker warning in rdt_cdp_peer_get()
	regmap: Fix memory leak from regmap_register_patch
	devmap: Use bpf_map_area_alloc() for allocating hash buckets
	bpf: Don't return EINVAL from {get,set}sockopt when optlen > PAGE_SIZE
	ARM: dts: NSP: Correct FA2 mailbox node
	rxrpc: Fix handling of rwind from an ACK packet
	RDMA/rvt: Fix potential memory leak caused by rvt_alloc_rq
	RDMA/qedr: Fix KASAN: use-after-free in ucma_event_handler+0x532
	RDMA/cma: Protect bind_list and listen_list while finding matching cm id
	ASoC: rockchip: Fix a reference count leak.
	s390/qeth: fix error handling for isolation mode cmds
	RDMA/mad: Fix possible memory leak in ib_mad_post_receive_mads()
	selftests/net: report etf errors correctly
	iommu/vt-d: Enable PCI ACS for platform opt in hint
	iommu/vt-d: Update scalable mode paging structure coherency
	net: qed: fix left elements count calculation
	net: qed: fix async event callbacks unregistering
	net: qede: stop adding events on an already destroyed workqueue
	net: qed: fix NVMe login fails over VFs
	net: qed: fix excessive QM ILT lines consumption
	net: qede: fix PTP initialization on recovery
	net: qede: fix use-after-free on recovery and AER handling
	cxgb4: move handling L2T ARP failures to caller
	ARM: imx5: add missing put_device() call in imx_suspend_alloc_ocram()
	scsi: lpfc: Avoid another null dereference in lpfc_sli4_hba_unset()
	usb: gadget: udc: Potential Oops in error handling code
	usb: renesas_usbhs: getting residue from callback_result
	nvme: don't protect ns mutation with ns->head->lock
	netfilter: ipset: fix unaligned atomic access
	net: bcmgenet: use hardware padding of runt frames
	clk: sifive: allocate sufficient memory for struct __prci_data
	i2c: fsi: Fix the port number field in status register
	i2c: core: check returned size of emulated smbus block read
	afs: Fix storage of cell names
	sched/deadline: Initialize ->dl_boosted
	sched/core: Fix PI boosting between RT and DEADLINE tasks
	sata_rcar: handle pm_runtime_get_sync failure cases
	ata/libata: Fix usage of page address by page_address in ata_scsi_mode_select_xlat function
	drm/amd/display: Use kfree() to free rgb_user in calculate_user_regamma_ramp()
	riscv/atomic: Fix sign extension for RV64I
	hwrng: ks-sa - Fix runtime PM imbalance on error
	ibmvnic: Harden device login requests
	net: alx: fix race condition in alx_remove
	test_objagg: Fix potential memory leak in error handling
	pinctrl: qcom: spmi-gpio: fix warning about irq chip reusage
	pinctrl: tegra: Use noirq suspend/resume callbacks
	s390/ptrace: pass invalid syscall numbers to tracing
	s390/ptrace: fix setting syscall number
	s390/vdso: Use $(LD) instead of $(CC) to link vDSO
	s390/vdso: fix vDSO clock_getres()
	arm64: sve: Fix build failure when ARM64_SVE=y and SYSCTL=n
	kbuild: improve cc-option to clean up all temporary files
	recordmcount: support >64k sections
	kprobes: Suppress the suspicious RCU warning on kprobes
	blktrace: break out of blktrace setup on concurrent calls
	block: update hctx map when use multiple maps
	RISC-V: Don't allow write+exec only page mapping request in mmap
	ALSA: hda: Add NVIDIA codec IDs 9a & 9d through a0 to patch table
	ALSA: hda/realtek - Add quirk for MSI GE63 laptop
	ALSA: hda/realtek: Add mute LED and micmute LED support for HP systems
	ACPI: sysfs: Fix pm_profile_attr type
	ACPI: configfs: Disallow loading ACPI tables when locked down
	erofs: fix partially uninitialized misuse in z_erofs_onlinepage_fixup
	KVM: X86: Fix MSR range of APIC registers in X2APIC mode
	KVM: nVMX: Plumb L2 GPA through to PML emulation
	KVM: VMX: Stop context switching MSR_IA32_UMWAIT_CONTROL
	x86/cpu: Use pinning mask for CR4 bits needing to be 0
	x86/asm/64: Align start of __clear_user() loop to 16-bytes
	btrfs: fix bytes_may_use underflow when running balance and scrub in parallel
	btrfs: fix data block group relocation failure due to concurrent scrub
	btrfs: check if a log root exists before locking the log_mutex on unlink
	btrfs: fix failure of RWF_NOWAIT write into prealloc extent beyond eof
	mm/slab: use memzero_explicit() in kzfree()
	ocfs2: avoid inode removal while nfsd is accessing it
	ocfs2: load global_inode_alloc
	ocfs2: fix value of OCFS2_INVALID_SLOT
	ocfs2: fix panic on nfs server over ocfs2
	mm/memcontrol.c: add missed css_put()
	arm64: perf: Report the PC value in REGS_ABI_32 mode
	arm64: dts: imx8mm-evk: correct ldo1/ldo2 voltage range
	arm64: dts: imx8mn-ddr4-evk: correct ldo1/ldo2 voltage range
	tracing: Fix event trigger to accept redundant spaces
	ring-buffer: Zero out time extend if it is nested and not absolute
	drm/amd: fix potential memleak in err branch
	drm: rcar-du: Fix build error
	drm/radeon: fix fb_div check in ni_init_smc_spll_table()
	drm/amdgpu: add fw release for sdma v5_0
	Staging: rtl8723bs: prevent buffer overflow in update_sta_support_rate()
	sunrpc: fixed rollback in rpc_gssd_dummy_populate()
	SUNRPC: Properly set the @subbuf parameter of xdr_buf_subsegment()
	pNFS/flexfiles: Fix list corruption if the mirror count changes
	NFSv4 fix CLOSE not waiting for direct IO compeletion
	xprtrdma: Fix handling of RDMA_ERROR replies
	dm writecache: correct uncommitted_block when discarding uncommitted entry
	dm writecache: add cond_resched to loop in persistent_memory_claim()
	xfs: add agf freeblocks verify in xfs_agf_verify
	Revert "tty: hvc: Fix data abort due to race in hvc_open"
	Linux 5.4.50

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I3bfeaba86876d3c2f91979d3e98d894a2b70fe1a
2020-07-01 12:46:09 +02:00
Weiping Zhang
26b0956cb3 block: update hctx map when use multiple maps
[ Upstream commit fe35ec58f0d339221643287bbb7cee15c93a5389 ]

There is an issue when tune the number for read and write queues,
if the total queue count was not changed. The hctx->type cannot
be updated, since __blk_mq_update_nr_hw_queues will return directly
if the total queue count has not been changed.

Reproduce:

dmesg | grep "default/read/poll"
[    2.607459] nvme nvme0: 48/0/0 default/read/poll queues
cat /sys/kernel/debug/block/nvme0n1/hctx*/type | sort | uniq -c
     48 default

tune the write queues to 24:
echo 24 > /sys/module/nvme/parameters/write_queues
echo 1 > /sys/block/nvme0n1/device/reset_controller

dmesg | grep "default/read/poll"
[  433.547235] nvme nvme0: 24/24/0 default/read/poll queues

cat /sys/kernel/debug/block/nvme0n1/hctx*/type | sort | uniq -c
     48 default

The driver's hardware queue mapping is not same as block layer.

Signed-off-by: Weiping Zhang <zhangweiping@didiglobal.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-06-30 15:37:06 -04:00
yu kuai
b90ca32531 block/bio-integrity: don't free 'buf' if bio_integrity_add_page() failed
commit a75ca9303175d36af93c0937dd9b1a6422908b8d upstream.

commit e7bf90e5af ("block/bio-integrity: fix a memory leak bug") added
a kfree() for 'buf' if bio_integrity_add_page() returns '0'. However,
the object will be freed in bio_integrity_free() since 'bio->bi_opf' and
'bio->bi_integrity' were set previousy in bio_integrity_alloc().

Fixes: commit e7bf90e5af ("block/bio-integrity: fix a memory leak bug")
Signed-off-by: yu kuai <yukuai3@huawei.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Bob Liu <bob.liu@oracle.com>
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Cc: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-06-30 15:36:43 -04:00
Greg Kroah-Hartman
fa46997961 This is the 5.4.48 stable release
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Merge 5.4.48 into android-5.4-stable

Changes in 5.4.48
	ACPI: GED: use correct trigger type field in _Exx / _Lxx handling
	drm/amdgpu: fix and cleanup amdgpu_gem_object_close v4
	ath10k: Fix the race condition in firmware dump work queue
	drm: bridge: adv7511: Extend list of audio sample rates
	media: staging: imgu: do not hold spinlock during freeing mmu page table
	media: imx: imx7-mipi-csis: Cleanup and fix subdev pad format handling
	crypto: ccp -- don't "select" CONFIG_DMADEVICES
	media: vicodec: Fix error codes in probe function
	media: si2157: Better check for running tuner in init
	objtool: Ignore empty alternatives
	spi: spi-mem: Fix Dual/Quad modes on Octal-capable devices
	drm/amdgpu: Init data to avoid oops while reading pp_num_states.
	arm64/kernel: Fix range on invalidating dcache for boot page tables
	libbpf: Fix memory leak and possible double-free in hashmap__clear
	spi: pxa2xx: Apply CS clk quirk to BXT
	x86,smap: Fix smap_{save,restore}() alternatives
	sched/fair: Refill bandwidth before scaling
	net: atlantic: make hw_get_regs optional
	net: ena: fix error returning in ena_com_get_hash_function()
	efi/libstub/x86: Work around LLVM ELF quirk build regression
	ath10k: remove the max_sched_scan_reqs value
	arm64: cacheflush: Fix KGDB trap detection
	media: staging: ipu3: Fix stale list entries on parameter queue failure
	rtw88: fix an issue about leak system resources
	spi: dw: Zero DMA Tx and Rx configurations on stack
	ACPICA: Dispatcher: add status checks
	block: alloc map and request for new hardware queue
	arm64: insn: Fix two bugs in encoding 32-bit logical immediates
	block: reset mapping if failed to update hardware queue count
	drm: rcar-du: Set primary plane zpos immutably at initializing
	lockdown: Allow unprivileged users to see lockdown status
	ixgbe: Fix XDP redirect on archs with PAGE_SIZE above 4K
	platform/x86: dell-laptop: don't register micmute LED if there is no token
	MIPS: Loongson: Build ATI Radeon GPU driver as module
	Bluetooth: Add SCO fallback for invalid LMP parameters error
	kgdb: Disable WARN_CONSOLE_UNLOCKED for all kgdb
	kgdb: Prevent infinite recursive entries to the debugger
	pmu/smmuv3: Clear IRQ affinity hint on device removal
	ACPI/IORT: Fix PMCG node single ID mapping handling
	mips: Fix cpu_has_mips64r1/2 activation for MIPS32 CPUs
	spi: dw: Enable interrupts in accordance with DMA xfer mode
	clocksource: dw_apb_timer: Make CPU-affiliation being optional
	clocksource: dw_apb_timer_of: Fix missing clockevent timers
	media: dvbdev: Fix tuner->demod media controller link
	btrfs: account for trans_block_rsv in may_commit_transaction
	btrfs: do not ignore error from btrfs_next_leaf() when inserting checksums
	ARM: 8978/1: mm: make act_mm() respect THREAD_SIZE
	batman-adv: Revert "disable ethtool link speed detection when auto negotiation off"
	ice: Fix memory leak
	ice: Fix for memory leaks and modify ICE_FREE_CQ_BUFS
	mmc: meson-mx-sdio: trigger a soft reset after a timeout or CRC error
	Bluetooth: btmtkuart: Improve exception handling in btmtuart_probe()
	spi: dw: Fix Rx-only DMA transfers
	x86/kvm/hyper-v: Explicitly align hcall param for kvm_hyperv_exit
	net: vmxnet3: fix possible buffer overflow caused by bad DMA value in vmxnet3_get_rss()
	x86: fix vmap arguments in map_irq_stack
	staging: android: ion: use vmap instead of vm_map_ram
	ath10k: fix kernel null pointer dereference
	media: staging/intel-ipu3: Implement lock for stream on/off operations
	spi: Respect DataBitLength field of SpiSerialBusV2() ACPI resource
	brcmfmac: fix wrong location to get firmware feature
	regulator: qcom-rpmh: Fix typos in pm8150 and pm8150l
	tools api fs: Make xxx__mountpoint() more scalable
	e1000: Distribute switch variables for initialization
	dt-bindings: display: mediatek: control dpi pins mode to avoid leakage
	drm/mediatek: set dpi pin mode to gpio low to avoid leakage current
	audit: fix a net reference leak in audit_send_reply()
	media: dvb: return -EREMOTEIO on i2c transfer failure.
	media: platform: fcp: Set appropriate DMA parameters
	MIPS: Make sparse_init() using top-down allocation
	ath10k: add flush tx packets for SDIO chip
	Bluetooth: btbcm: Add 2 missing models to subver tables
	audit: fix a net reference leak in audit_list_rules_send()
	Drivers: hv: vmbus: Always handle the VMBus messages on CPU0
	dpaa2-eth: fix return codes used in ndo_setup_tc
	netfilter: nft_nat: return EOPNOTSUPP if type or flags are not supported
	selftests/bpf: Fix memory leak in extract_build_id()
	net: bcmgenet: set Rx mode before starting netif
	net: bcmgenet: Fix WoL with password after deep sleep
	lib/mpi: Fix 64-bit MIPS build with Clang
	exit: Move preemption fixup up, move blocking operations down
	sched/core: Fix illegal RCU from offline CPUs
	drivers/perf: hisi: Fix typo in events attribute array
	iocost_monitor: drop string wrap around numbers when outputting json
	net: lpc-enet: fix error return code in lpc_mii_init()
	selinux: fix error return code in policydb_read()
	drivers: net: davinci_mdio: fix potential NULL dereference in davinci_mdio_probe()
	media: cec: silence shift wrapping warning in __cec_s_log_addrs()
	net: allwinner: Fix use correct return type for ndo_start_xmit()
	powerpc/spufs: fix copy_to_user while atomic
	libertas_tf: avoid a null dereference in pointer priv
	xfs: clean up the error handling in xfs_swap_extents
	Crypto/chcr: fix for ccm(aes) failed test
	MIPS: Truncate link address into 32bit for 32bit kernel
	mips: cm: Fix an invalid error code of INTVN_*_ERR
	kgdb: Fix spurious true from in_dbg_master()
	xfs: reset buffer write failure state on successful completion
	xfs: fix duplicate verification from xfs_qm_dqflush()
	platform/x86: intel-vbtn: Use acpi_evaluate_integer()
	platform/x86: intel-vbtn: Split keymap into buttons and switches parts
	platform/x86: intel-vbtn: Do not advertise switches to userspace if they are not there
	platform/x86: intel-vbtn: Also handle tablet-mode switch on "Detachable" and "Portable" chassis-types
	iwlwifi: avoid debug max amsdu config overwriting itself
	nvme: refine the Qemu Identify CNS quirk
	nvme-pci: align io queue count with allocted nvme_queue in nvme_probe
	nvme-tcp: use bh_lock in data_ready
	ath10k: Remove msdu from idr when management pkt send fails
	wcn36xx: Fix error handling path in 'wcn36xx_probe()'
	net: qed*: Reduce RX and TX default ring count when running inside kdump kernel
	drm/mcde: dsi: Fix return value check in mcde_dsi_bind()
	mt76: avoid rx reorder buffer overflow
	md: don't flush workqueue unconditionally in md_open
	raid5: remove gfp flags from scribble_alloc()
	iocost: don't let vrate run wild while there's no saturation signal
	veth: Adjust hard_start offset on redirect XDP frames
	net/mlx5e: IPoIB, Drop multicast packets that this interface sent
	rtlwifi: Fix a double free in _rtl_usb_tx_urb_setup()
	mwifiex: Fix memory corruption in dump_station
	kgdboc: Use a platform device to handle tty drivers showing up late
	x86/boot: Correct relocation destination on old linkers
	sched: Defend cfs and rt bandwidth quota against overflow
	mips: MAAR: Use more precise address mask
	mips: Add udelay lpj numbers adjustment
	crypto: stm32/crc32 - fix ext4 chksum BUG_ON()
	crypto: stm32/crc32 - fix run-time self test issue.
	crypto: stm32/crc32 - fix multi-instance
	drm/amd/powerpay: Disable gfxoff when setting manual mode on picasso and raven
	drm/amdgpu: Sync with VM root BO when switching VM to CPU update mode
	selftests/bpf: CONFIG_IPV6_SEG6_BPF required for test_seg6_loop.o
	x86/mm: Stop printing BRK addresses
	MIPS: tools: Fix resource leak in elf-entry.c
	m68k: mac: Don't call via_flush_cache() on Mac IIfx
	btrfs: improve global reserve stealing logic
	btrfs: qgroup: mark qgroup inconsistent if we're inherting snapshot to a new qgroup
	macvlan: Skip loopback packets in RX handler
	PCI: Don't disable decoding when mmio_always_on is set
	MIPS: Fix IRQ tracing when call handle_fpe() and handle_msa_fpe()
	bcache: fix refcount underflow in bcache_device_free()
	mmc: sdhci-msm: Set SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 quirk
	staging: greybus: sdio: Respect the cmd->busy_timeout from the mmc core
	mmc: via-sdmmc: Respect the cmd->busy_timeout from the mmc core
	ice: fix potential double free in probe unrolling
	ixgbe: fix signed-integer-overflow warning
	iwlwifi: mvm: fix aux station leak
	mmc: sdhci-esdhc-imx: fix the mask for tuning start point
	spi: dw: Return any value retrieved from the dma_transfer callback
	cpuidle: Fix three reference count leaks
	platform/x86: hp-wmi: Convert simple_strtoul() to kstrtou32()
	platform/x86: intel-hid: Add a quirk to support HP Spectre X2 (2015)
	platform/x86: intel-vbtn: Only blacklist SW_TABLET_MODE on the 9 / "Laptop" chasis-type
	platform/x86: asus_wmi: Reserve more space for struct bias_args
	libbpf: Fix perf_buffer__free() API for sparse allocs
	bpf: Fix map permissions check
	bpf: Refactor sockmap redirect code so its easy to reuse
	bpf: Fix running sk_skb program types with ktls
	selftests/bpf, flow_dissector: Close TAP device FD after the test
	kasan: stop tests being eliminated as dead code with FORTIFY_SOURCE
	string.h: fix incompatibility between FORTIFY_SOURCE and KASAN
	btrfs: free alien device after device add
	btrfs: include non-missing as a qualifier for the latest_bdev
	btrfs: send: emit file capabilities after chown
	btrfs: force chunk allocation if our global rsv is larger than metadata
	btrfs: fix error handling when submitting direct I/O bio
	btrfs: fix wrong file range cleanup after an error filling dealloc range
	btrfs: fix space_info bytes_may_use underflow after nocow buffered write
	btrfs: fix space_info bytes_may_use underflow during space cache writeout
	powerpc/mm: Fix conditions to perform MMU specific management by blocks on PPC32.
	mm: thp: make the THP mapcount atomic against __split_huge_pmd_locked()
	mm: initialize deferred pages with interrupts enabled
	mm/pagealloc.c: call touch_nmi_watchdog() on max order boundaries in deferred init
	mm: call cond_resched() from deferred_init_memmap()
	ima: Fix ima digest hash table key calculation
	ima: Switch to ima_hash_algo for boot aggregate
	ima: Evaluate error in init_ima()
	ima: Directly assign the ima_default_policy pointer to ima_rules
	ima: Call ima_calc_boot_aggregate() in ima_eventdigest_init()
	ima: Remove __init annotation from ima_pcrread()
	evm: Fix possible memory leak in evm_calc_hmac_or_hash()
	ext4: fix EXT_MAX_EXTENT/INDEX to check for zeroed eh_max
	ext4: fix error pointer dereference
	ext4: fix race between ext4_sync_parent() and rename()
	PCI: Avoid Pericom USB controller OHCI/EHCI PME# defect
	PCI: Avoid FLR for AMD Matisse HD Audio & USB 3.0
	PCI: Avoid FLR for AMD Starship USB 3.0
	PCI: Add ACS quirk for Intel Root Complex Integrated Endpoints
	PCI: vmd: Add device id for VMD device 8086:9A0B
	x86/amd_nb: Add Family 19h PCI IDs
	PCI: Add Loongson vendor ID
	serial: 8250_pci: Move Pericom IDs to pci_ids.h
	x86/amd_nb: Add AMD family 17h model 60h PCI IDs
	ima: Remove redundant policy rule set in add_rules()
	ima: Set again build_ima_appraise variable
	PCI: Program MPS for RCiEP devices
	e1000e: Disable TSO for buffer overrun workaround
	e1000e: Relax condition to trigger reset for ME workaround
	carl9170: remove P2P_GO support
	media: go7007: fix a miss of snd_card_free
	media: cedrus: Program output format during each run
	serial: 8250: Avoid error message on reprobe
	Bluetooth: hci_bcm: fix freeing not-requested IRQ
	b43legacy: Fix case where channel status is corrupted
	b43: Fix connection problem with WPA3
	b43_legacy: Fix connection problem with WPA3
	media: ov5640: fix use of destroyed mutex
	clk: mediatek: assign the initial value to clk_init_data of mtk_mux
	igb: Report speed and duplex as unknown when device is runtime suspended
	hwmon: (k10temp) Add AMD family 17h model 60h PCI match
	EDAC/amd64: Add AMD family 17h model 60h PCI IDs
	power: vexpress: add suppress_bind_attrs to true
	power: supply: core: fix HWMON temperature labels
	power: supply: core: fix memory leak in HWMON error path
	pinctrl: samsung: Correct setting of eint wakeup mask on s5pv210
	pinctrl: samsung: Save/restore eint_mask over suspend for EINT_TYPE GPIOs
	gnss: sirf: fix error return code in sirf_probe()
	sparc32: fix register window handling in genregs32_[gs]et()
	sparc64: fix misuses of access_process_vm() in genregs32_[sg]et()
	dm crypt: avoid truncating the logical block size
	alpha: fix memory barriers so that they conform to the specification
	powerpc/fadump: use static allocation for reserved memory ranges
	powerpc/fadump: consider reserved ranges while reserving memory
	powerpc/fadump: Account for memory_limit while reserving memory
	kernel/cpu_pm: Fix uninitted local in cpu_pm
	ARM: tegra: Correct PL310 Auxiliary Control Register initialization
	soc/tegra: pmc: Select GENERIC_PINCONF
	ARM: dts: exynos: Fix GPIO polarity for thr GalaxyS3 CM36651 sensor's bus
	ARM: dts: at91: sama5d2_ptc_ek: fix vbus pin
	ARM: dts: s5pv210: Set keep-power-in-suspend for SDHCI1 on Aries
	drivers/macintosh: Fix memleak in windfarm_pm112 driver
	powerpc/32s: Fix another build failure with CONFIG_PPC_KUAP_DEBUG
	powerpc/kasan: Fix issues by lowering KASAN_SHADOW_END
	powerpc/kasan: Fix shadow pages allocation failure
	powerpc/32: Disable KASAN with pages bigger than 16k
	powerpc/64s: Don't let DT CPU features set FSCR_DSCR
	powerpc/64s: Save FSCR to init_task.thread.fscr after feature init
	kbuild: force to build vmlinux if CONFIG_MODVERSION=y
	sunrpc: svcauth_gss_register_pseudoflavor must reject duplicate registrations.
	sunrpc: clean up properly in gss_mech_unregister()
	mtd: rawnand: Fix nand_gpio_waitrdy()
	mtd: rawnand: onfi: Fix redundancy detection check
	mtd: rawnand: brcmnand: fix hamming oob layout
	mtd: rawnand: diskonchip: Fix the probe error path
	mtd: rawnand: sharpsl: Fix the probe error path
	mtd: rawnand: ingenic: Fix the probe error path
	mtd: rawnand: xway: Fix the probe error path
	mtd: rawnand: orion: Fix the probe error path
	mtd: rawnand: socrates: Fix the probe error path
	mtd: rawnand: oxnas: Fix the probe error path
	mtd: rawnand: sunxi: Fix the probe error path
	mtd: rawnand: plat_nand: Fix the probe error path
	mtd: rawnand: pasemi: Fix the probe error path
	mtd: rawnand: mtk: Fix the probe error path
	mtd: rawnand: tmio: Fix the probe error path
	w1: omap-hdq: cleanup to add missing newline for some dev_dbg
	f2fs: fix checkpoint=disable:%u%%
	perf probe: Do not show the skipped events
	perf probe: Fix to check blacklist address correctly
	perf probe: Check address correctness by map instead of _etext
	perf symbols: Fix debuginfo search for Ubuntu
	perf symbols: Fix kernel maps for kcore and eBPF
	Linux 5.4.48

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I9954fb3f08956419e8586bcb9078e604df207fb9
2020-06-22 11:43:59 +02:00
Tejun Heo
894d9cd524 iocost: don't let vrate run wild while there's no saturation signal
[ Upstream commit 81ca627a933063fa63a6d4c66425de822a2ab7f5 ]

When the QoS targets are met and nothing is being throttled, there's
no way to tell how saturated the underlying device is - it could be
almost entirely idle, at the cusp of saturation or anywhere inbetween.
Given that there's no information, it's best to keep vrate as-is in
this state.  Before 7cd806a9a9 ("iocost: improve nr_lagging
handling"), this was the case - if the device isn't missing QoS
targets and nothing is being throttled, busy_level was reset to zero.

While fixing nr_lagging handling, 7cd806a9a9 ("iocost: improve
nr_lagging handling") broke this.  Now, while the device is hitting
QoS targets and nothing is being throttled, vrate keeps getting
adjusted according to the existing busy_level.

This led to vrate keeping climing till it hits max when there's an IO
issuer with limited request concurrency if the vrate started low.
vrate starts getting adjusted upwards until the issuer can issue IOs
w/o being throttled.  From then on, QoS targets keeps getting met and
nothing on the system needs throttling and vrate keeps getting
increased due to the existing busy_level.

This patch makes the following changes to the busy_level logic.

* Reset busy_level if nr_shortages is zero to avoid the above
  scenario.

* Make non-zero nr_lagging block lowering nr_level but still clear
  positive busy_level if there's clear non-saturation signal - QoS
  targets are met and nr_shortages is non-zero.  nr_lagging's role is
  preventing adjusting vrate upwards while there are long-running
  commands and it shouldn't keep busy_level positive while there's
  clear non-saturation signal.

* Restructure code for clarity and add comments.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Andy Newell <newella@fb.com>
Fixes: 7cd806a9a9 ("iocost: improve nr_lagging handling")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-06-22 09:31:06 +02:00
Weiping Zhang
e7aefaba39 block: reset mapping if failed to update hardware queue count
[ Upstream commit aa880ad690ab6d4c53934af85fb5a43e69ecb0f5 ]

When we increase hardware queue count, blk_mq_update_queue_map will
reset the mapping between cpu and hardware queue base on the hardware
queue count(set->nr_hw_queues). The mapping cannot be reset if it
encounters error in blk_mq_realloc_hw_ctxs, but the fallback flow will
continue using it, then blk_mq_map_swqueue will touch a invalid memory,
because the mapping points to a wrong hctx.

blktest block/030:

null_blk: module loaded
Increasing nr_hw_queues to 8 fails, fallback to 1
==================================================================
BUG: KASAN: null-ptr-deref in blk_mq_map_swqueue+0x2f2/0x830
Read of size 8 at addr 0000000000000128 by task nproc/8541

CPU: 5 PID: 8541 Comm: nproc Not tainted 5.7.0-rc4-dbg+ #3
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS
rel-1.13.0-0-gf21b5a4-rebuilt.opensuse.org 04/01/2014
Call Trace:
dump_stack+0xa5/0xe6
__kasan_report.cold+0x65/0xbb
kasan_report+0x45/0x60
check_memory_region+0x15e/0x1c0
__kasan_check_read+0x15/0x20
blk_mq_map_swqueue+0x2f2/0x830
__blk_mq_update_nr_hw_queues+0x3df/0x690
blk_mq_update_nr_hw_queues+0x32/0x50
nullb_device_submit_queues_store+0xde/0x160 [null_blk]
configfs_write_file+0x1c4/0x250 [configfs]
__vfs_write+0x4c/0x90
vfs_write+0x14b/0x2d0
ksys_write+0xdd/0x180
__x64_sys_write+0x47/0x50
do_syscall_64+0x6f/0x310
entry_SYSCALL_64_after_hwframe+0x49/0xb3

Signed-off-by: Weiping Zhang <zhangweiping@didiglobal.com>
Tested-by: Bart van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-06-22 09:30:53 +02:00
Ming Lei
201219691a block: alloc map and request for new hardware queue
[ Upstream commit fd689871bbfbb41cd77379d3e9e5f4def0f7d6c6 ]

Alloc new map and request for new hardware queue when increse
hardware queue count. Before this patch, it will show a
warning for each new hardware queue, but it's not enough, these
hctx have no maps and reqeust, when a bio was mapped to these
hardware queue, it will trigger kernel panic when get request
from these hctx.

Test environment:
 * A NVMe disk supports 128 io queues
 * 96 cpus in system

A corner case can always trigger this panic, there are 96
io queues allocated for HCTX_TYPE_DEFAULT type, the corresponding kernel
log: nvme nvme0: 96/0/0 default/read/poll queues. Now we set nvme write
queues to 96, then nvme will alloc others(32) queues for read, but
blk_mq_update_nr_hw_queues does not alloc map and request for these new
added io queues. So when process read nvme disk, it will trigger kernel
panic when get request from these hardware context.

Reproduce script:

nr=$(expr `cat /sys/block/nvme0n1/device/queue_count` - 1)
echo $nr > /sys/module/nvme/parameters/write_queues
echo 1 > /sys/block/nvme0n1/device/reset_controller
dd if=/dev/nvme0n1 of=/dev/null bs=4K count=1

[ 8040.805626] ------------[ cut here ]------------
[ 8040.805627] WARNING: CPU: 82 PID: 12921 at block/blk-mq.c:2578 blk_mq_map_swqueue+0x2b6/0x2c0
[ 8040.805627] Modules linked in: nvme nvme_core nf_conntrack_netlink xt_addrtype br_netfilter overlay xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nft_counter nf_nat_tftp nf_conntrack_tftp nft_masq nf_tables_set nft_fib_inet nft_f
ib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack tun bridge nf_defrag_ipv6 nf_defrag_ipv4 stp llc ip6_tables ip_tables nft_compat rfkill ip_set nf_tables nfne
tlink sunrpc intel_rapl_msr intel_rapl_common skx_edac nfit libnvdimm x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass ipmi_ssif crct10dif_pclmul crc32_pclmul iTCO_wdt iTCO_vendor_support ghash_clmulni_intel intel_
cstate intel_uncore raid0 joydev intel_rapl_perf ipmi_si pcspkr mei_me ioatdma sg ipmi_devintf mei i2c_i801 dca lpc_ich ipmi_msghandler acpi_power_meter acpi_pad xfs libcrc32c sd_mod ast i2c_algo_bit drm_vram_helper drm_ttm_helper ttm d
rm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops
[ 8040.805637]  ahci drm i40e libahci crc32c_intel libata t10_pi wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded: nvme_core]
[ 8040.805640] CPU: 82 PID: 12921 Comm: kworker/u194:2 Kdump: loaded Tainted: G        W         5.6.0-rc5.78317c+ #2
[ 8040.805640] Hardware name: Inspur SA5212M5/YZMB-00882-104, BIOS 4.0.9 08/27/2019
[ 8040.805641] Workqueue: nvme-reset-wq nvme_reset_work [nvme]
[ 8040.805642] RIP: 0010:blk_mq_map_swqueue+0x2b6/0x2c0
[ 8040.805643] Code: 00 00 00 00 00 41 83 c5 01 44 39 6d 50 77 b8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 8b bb 98 00 00 00 89 d6 e8 8c 81 03 00 eb 83 <0f> 0b e9 52 ff ff ff 0f 1f 00 0f 1f 44 00 00 41 57 48 89 f1 41 56
[ 8040.805643] RSP: 0018:ffffba590d2e7d48 EFLAGS: 00010246
[ 8040.805643] RAX: 0000000000000000 RBX: ffff9f013e1ba800 RCX: 000000000000003d
[ 8040.805644] RDX: ffff9f00ffff6000 RSI: 0000000000000003 RDI: ffff9ed200246d90
[ 8040.805644] RBP: ffff9f00f6a79860 R08: 0000000000000000 R09: 000000000000003d
[ 8040.805645] R10: 0000000000000001 R11: ffff9f0138c3d000 R12: ffff9f00fb3a9008
[ 8040.805645] R13: 000000000000007f R14: ffffffff96822660 R15: 000000000000005f
[ 8040.805645] FS:  0000000000000000(0000) GS:ffff9f013fa80000(0000) knlGS:0000000000000000
[ 8040.805646] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8040.805646] CR2: 00007f7f397fa6f8 CR3: 0000003d8240a002 CR4: 00000000007606e0
[ 8040.805647] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8040.805647] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8040.805647] PKRU: 55555554
[ 8040.805647] Call Trace:
[ 8040.805649]  blk_mq_update_nr_hw_queues+0x31b/0x390
[ 8040.805650]  nvme_reset_work+0xb4b/0xeab [nvme]
[ 8040.805651]  process_one_work+0x1a7/0x370
[ 8040.805652]  worker_thread+0x1c9/0x380
[ 8040.805653]  ? max_active_store+0x80/0x80
[ 8040.805655]  kthread+0x112/0x130
[ 8040.805656]  ? __kthread_parkme+0x70/0x70
[ 8040.805657]  ret_from_fork+0x35/0x40
[ 8040.805658] ---[ end trace b5f13b1e73ccb5d3 ]---
[ 8229.365135] BUG: kernel NULL pointer dereference, address: 0000000000000004
[ 8229.365165] #PF: supervisor read access in kernel mode
[ 8229.365178] #PF: error_code(0x0000) - not-present page
[ 8229.365191] PGD 0 P4D 0
[ 8229.365201] Oops: 0000 [#1] SMP PTI
[ 8229.365212] CPU: 77 PID: 13024 Comm: dd Kdump: loaded Tainted: G        W         5.6.0-rc5.78317c+ #2
[ 8229.365232] Hardware name: Inspur SA5212M5/YZMB-00882-104, BIOS 4.0.9 08/27/2019
[ 8229.365253] RIP: 0010:blk_mq_get_tag+0x227/0x250
[ 8229.365265] Code: 44 24 04 44 01 e0 48 8b 74 24 38 65 48 33 34 25 28 00 00 00 75 33 48 83 c4 40 5b 5d 41 5c 41 5d 41 5e c3 48 8d 68 10 4c 89 ef <44> 8b 60 04 48 89 ee e8 dd f9 ff ff 83 f8 ff 75 c8 e9 67 fe ff ff
[ 8229.365304] RSP: 0018:ffffba590e977970 EFLAGS: 00010246
[ 8229.365317] RAX: 0000000000000000 RBX: ffff9f00f6a79860 RCX: ffffba590e977998
[ 8229.365333] RDX: 0000000000000000 RSI: ffff9f012039b140 RDI: ffffba590e977a38
[ 8229.365349] RBP: 0000000000000010 R08: ffffda58ff94e190 R09: ffffda58ff94e198
[ 8229.365365] R10: 0000000000000011 R11: ffff9f00f6a79860 R12: 0000000000000000
[ 8229.365381] R13: ffffba590e977a38 R14: ffff9f012039b140 R15: 0000000000000001
[ 8229.365397] FS:  00007f481c230580(0000) GS:ffff9f013f940000(0000) knlGS:0000000000000000
[ 8229.365415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8229.365428] CR2: 0000000000000004 CR3: 0000005f35e26004 CR4: 00000000007606e0
[ 8229.365444] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8229.365460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8229.365476] PKRU: 55555554
[ 8229.365484] Call Trace:
[ 8229.365498]  ? finish_wait+0x80/0x80
[ 8229.365512]  blk_mq_get_request+0xcb/0x3f0
[ 8229.365525]  blk_mq_make_request+0x143/0x5d0
[ 8229.365538]  generic_make_request+0xcf/0x310
[ 8229.365553]  ? scan_shadow_nodes+0x30/0x30
[ 8229.365564]  submit_bio+0x3c/0x150
[ 8229.365576]  mpage_readpages+0x163/0x1a0
[ 8229.365588]  ? blkdev_direct_IO+0x490/0x490
[ 8229.365601]  read_pages+0x6b/0x190
[ 8229.365612]  __do_page_cache_readahead+0x1c1/0x1e0
[ 8229.365626]  ondemand_readahead+0x182/0x2f0
[ 8229.365639]  generic_file_buffered_read+0x590/0xab0
[ 8229.365655]  new_sync_read+0x12a/0x1c0
[ 8229.365666]  vfs_read+0x8a/0x140
[ 8229.365676]  ksys_read+0x59/0xd0
[ 8229.365688]  do_syscall_64+0x55/0x1d0
[ 8229.365700]  entry_SYSCALL_64_after_hwframe+0x44/0xa9

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Weiping Zhang <zhangweiping@didiglobal.com>
Tested-by: Weiping Zhang <zhangweiping@didiglobal.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-06-22 09:30:53 +02:00
Greg Kroah-Hartman
f520ca124c This is the 5.4.44 stable release
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Merge 5.4.44 into android-5.4-stable

Changes in 5.4.44
	ax25: fix setsockopt(SO_BINDTODEVICE)
	dpaa_eth: fix usage as DSA master, try 3
	net: don't return invalid table id error when we fall back to PF_UNSPEC
	net: dsa: mt7530: fix roaming from DSA user ports
	net: ethernet: ti: cpsw: fix ASSERT_RTNL() warning during suspend
	__netif_receive_skb_core: pass skb by reference
	net: inet_csk: Fix so_reuseport bind-address cache in tb->fast*
	net: ipip: fix wrong address family in init error path
	net/mlx5: Add command entry handling completion
	net: mvpp2: fix RX hashing for non-10G ports
	net: nlmsg_cancel() if put fails for nhmsg
	net: qrtr: Fix passing invalid reference to qrtr_local_enqueue()
	net: revert "net: get rid of an signed integer overflow in ip_idents_reserve()"
	net sched: fix reporting the first-time use timestamp
	net/tls: fix race condition causing kernel panic
	nexthop: Fix attribute checking for groups
	r8152: support additional Microsoft Surface Ethernet Adapter variant
	sctp: Don't add the shutdown timer if its already been added
	sctp: Start shutdown on association restart if in SHUTDOWN-SENT state and socket is closed
	tipc: block BH before using dst_cache
	net/mlx5e: kTLS, Destroy key object after destroying the TIS
	net/mlx5e: Fix inner tirs handling
	net/mlx5: Fix memory leak in mlx5_events_init
	net/mlx5e: Update netdev txq on completions during closure
	net/mlx5: Fix error flow in case of function_setup failure
	net/mlx5: Annotate mutex destroy for root ns
	net/tls: fix encryption error checking
	net/tls: free record only on encryption error
	net: sun: fix missing release regions in cas_init_one().
	net/mlx4_core: fix a memory leak bug.
	mlxsw: spectrum: Fix use-after-free of split/unsplit/type_set in case reload fails
	ARM: dts: rockchip: fix phy nodename for rk3228-evb
	ARM: dts: rockchip: fix phy nodename for rk3229-xms6
	arm64: dts: rockchip: fix status for &gmac2phy in rk3328-evb.dts
	arm64: dts: rockchip: swap interrupts interrupt-names rk3399 gpu node
	ARM: dts: rockchip: swap clock-names of gpu nodes
	ARM: dts: rockchip: fix pinctrl sub nodename for spi in rk322x.dtsi
	gpio: tegra: mask GPIO IRQs during IRQ shutdown
	ALSA: usb-audio: add mapping for ASRock TRX40 Creator
	net: microchip: encx24j600: add missed kthread_stop
	gfs2: move privileged user check to gfs2_quota_lock_check
	gfs2: Grab glock reference sooner in gfs2_add_revoke
	drm/amdgpu: drop unnecessary cancel_delayed_work_sync on PG ungate
	drm/amd/powerplay: perform PG ungate prior to CG ungate
	drm/amdgpu: Use GEM obj reference for KFD BOs
	cachefiles: Fix race between read_waiter and read_copier involving op->to_do
	usb: dwc3: pci: Enable extcon driver for Intel Merrifield
	usb: phy: twl6030-usb: Fix a resource leak in an error handling path in 'twl6030_usb_probe()'
	usb: gadget: legacy: fix redundant initialization warnings
	net: freescale: select CONFIG_FIXED_PHY where needed
	IB/i40iw: Remove bogus call to netdev_master_upper_dev_get()
	riscv: stacktrace: Fix undefined reference to `walk_stackframe'
	clk: ti: am33xx: fix RTC clock parent
	csky: Fixup msa highest 3 bits mask
	csky: Fixup perf callchain unwind
	csky: Fixup remove duplicate irq_disable
	hwmon: (nct7904) Fix incorrect range of temperature limit registers
	cifs: Fix null pointer check in cifs_read
	csky: Fixup raw_copy_from_user()
	samples: bpf: Fix build error
	drivers: net: hamradio: Fix suspicious RCU usage warning in bpqether.c
	Input: usbtouchscreen - add support for BonXeon TP
	Input: evdev - call input_flush_device() on release(), not flush()
	Input: xpad - add custom init packet for Xbox One S controllers
	Input: dlink-dir685-touchkeys - fix a typo in driver name
	Input: i8042 - add ThinkPad S230u to i8042 reset list
	Input: synaptics-rmi4 - really fix attn_data use-after-free
	Input: synaptics-rmi4 - fix error return code in rmi_driver_probe()
	ARM: 8970/1: decompressor: increase tag size
	ARM: uaccess: consolidate uaccess asm to asm/uaccess-asm.h
	ARM: uaccess: integrate uaccess_save and uaccess_restore
	ARM: uaccess: fix DACR mismatch with nested exceptions
	gpio: exar: Fix bad handling for ida_simple_get error path
	arm64: dts: mt8173: fix vcodec-enc clock
	soc: mediatek: cmdq: return send msg error code
	gpu/drm: Ingenic: Fix opaque pointer casted to wrong type
	IB/qib: Call kobject_put() when kobject_init_and_add() fails
	ARM: dts/imx6q-bx50v3: Set display interface clock parents
	ARM: dts: bcm2835-rpi-zero-w: Fix led polarity
	ARM: dts: bcm: HR2: Fix PPI interrupt types
	mmc: block: Fix use-after-free issue for rpmb
	gpio: pxa: Fix return value of pxa_gpio_probe()
	gpio: bcm-kona: Fix return value of bcm_kona_gpio_probe()
	RDMA/pvrdma: Fix missing pci disable in pvrdma_pci_probe()
	ALSA: hwdep: fix a left shifting 1 by 31 UB bug
	ALSA: hda/realtek - Add a model for Thinkpad T570 without DAC workaround
	ALSA: usb-audio: mixer: volume quirk for ESS Technology Asus USB DAC
	exec: Always set cap_ambient in cap_bprm_set_creds
	clk: qcom: gcc: Fix parent for gpll0_out_even
	ALSA: usb-audio: Quirks for Gigabyte TRX40 Aorus Master onboard audio
	ALSA: hda/realtek - Add new codec supported for ALC287
	libceph: ignore pool overlay and cache logic on redirects
	ceph: flush release queue when handling caps for unknown inode
	RDMA/core: Fix double destruction of uobject
	drm/amd/display: drop cursor position check in atomic test
	IB/ipoib: Fix double free of skb in case of multicast traffic in CM mode
	mm,thp: stop leaking unreleased file pages
	mm: remove VM_BUG_ON(PageSlab()) from page_mapcount()
	fs/binfmt_elf.c: allocate initialized memory in fill_thread_core_info()
	include/asm-generic/topology.h: guard cpumask_of_node() macro argument
	Revert "block: end bio with BLK_STS_AGAIN in case of non-mq devs and REQ_NOWAIT"
	gpio: fix locking open drain IRQ lines
	iommu: Fix reference count leak in iommu_group_alloc.
	parisc: Fix kernel panic in mem_init()
	cfg80211: fix debugfs rename crash
	x86/syscalls: Revert "x86/syscalls: Make __X32_SYSCALL_BIT be unsigned long"
	mac80211: mesh: fix discovery timer re-arming issue / crash
	x86/dma: Fix max PFN arithmetic overflow on 32 bit systems
	copy_xstate_to_kernel(): don't leave parts of destination uninitialized
	xfrm: allow to accept packets with ipv6 NEXTHDR_HOP in xfrm_input
	xfrm: do pskb_pull properly in __xfrm_transport_prep
	xfrm: remove the xfrm_state_put call becofe going to out_reset
	xfrm: call xfrm_output_gso when inner_protocol is set in xfrm_output
	xfrm interface: fix oops when deleting a x-netns interface
	xfrm: fix a warning in xfrm_policy_insert_list
	xfrm: fix a NULL-ptr deref in xfrm_local_error
	xfrm: fix error in comment
	ip_vti: receive ipip packet by calling ip_tunnel_rcv
	netfilter: nft_reject_bridge: enable reject with bridge vlan
	netfilter: ipset: Fix subcounter update skip
	netfilter: conntrack: make conntrack userspace helpers work again
	netfilter: nfnetlink_cthelper: unbreak userspace helper support
	netfilter: nf_conntrack_pptp: prevent buffer overflows in debug code
	esp6: get the right proto for transport mode in esp6_gso_encap
	bnxt_en: Fix accumulation of bp->net_stats_prev.
	ieee80211: Fix incorrect mask for default PE duration
	xsk: Add overflow check for u64 division, stored into u32
	qlcnic: fix missing release in qlcnic_83xx_interrupt_test.
	crypto: chelsio/chtls: properly set tp->lsndtime
	nexthops: Move code from remove_nexthop_from_groups to remove_nh_grp_entry
	nexthops: don't modify published nexthop groups
	nexthop: Expand nexthop_is_multipath in a few places
	ipv4: nexthop version of fib_info_nh_uses_dev
	net: dsa: declare lockless TX feature for slave ports
	bonding: Fix reference count leak in bond_sysfs_slave_add.
	netfilter: conntrack: comparison of unsigned in cthelper confirmation
	netfilter: conntrack: Pass value of ctinfo to __nf_conntrack_update
	netfilter: nf_conntrack_pptp: fix compilation warning with W=1 build
	perf: Make perf able to build with latest libbfd
	Linux 5.4.44

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Idd547df1abb0bea116f30e3224a80387529adb0b
2020-06-04 08:23:35 +02:00
Jens Axboe
bba91cdba6 Revert "block: end bio with BLK_STS_AGAIN in case of non-mq devs and REQ_NOWAIT"
[ Upstream commit b0beb28097fa04177b3769f4bb7a0d0d9c4ae76e ]

This reverts commit c58c1f83436b501d45d4050fd1296d71a9760bcb.

io_uring does do the right thing for this case, and we're still returning
-EAGAIN to userspace for the cases we don't support. Revert this change
to avoid doing endless spins of resubmits.

Cc: stable@vger.kernel.org # v5.6
Reported-by: Bijan Mottahedeh <bijan.mottahedeh@oracle.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-06-03 08:21:27 +02:00
Eric Biggers
1af79e47ae ANDROID: block: backport the ability to specify max_dun_bytes
Backport a fix from the v7 inline crypto patchset which ensures that the
block layer knows the number of DUN bytes the inline encryption hardware
supports, so that hardware isn't used when it shouldn't be.

(This unfortunately means introducing some increasing long argument
lists; this was all already fixed up in later versions of the patchset.)

To avoid breaking the KMI for drivers, don't add a dun_bytes argument to
keyslot_manager_create() but rather allow drivers to call
keyslot_manager_set_max_dun_bytes() to override the default.  Also,
don't add dun_bytes as a new field in 'struct blk_crypto_key' but rather
pack it into the existing 'hash' field which is for block layer use.

Bug: 144046242
Bug: 153512828
Change-Id: I285f36557fb3eafc5f2f64727ef1740938b59dd7
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-05-15 22:01:33 +00:00
Greg Kroah-Hartman
5e169f689f This is the 5.4.41 stable release
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Merge 5.4.41 into android-5.4-stable

Changes in 5.4.41
	USB: serial: qcserial: Add DW5816e support
	nvme: refactor nvme_identify_ns_descs error handling
	nvme: fix possible hang when ns scanning fails during error recovery
	tracing/kprobes: Fix a double initialization typo
	net: macb: Fix runtime PM refcounting
	drm/amdgpu: move kfd suspend after ip_suspend_phase1
	drm/amdgpu: drop redundant cg/pg ungate on runpm enter
	vt: fix unicode console freeing with a common interface
	tty: xilinx_uartps: Fix missing id assignment to the console
	devlink: fix return value after hitting end in region read
	dp83640: reverse arguments to list_add_tail
	fq_codel: fix TCA_FQ_CODEL_DROP_BATCH_SIZE sanity checks
	ipv6: Use global sernum for dst validation with nexthop objects
	mlxsw: spectrum_acl_tcam: Position vchunk in a vregion list properly
	neigh: send protocol value in neighbor create notification
	net: dsa: Do not leave DSA master with NULL netdev_ops
	net: macb: fix an issue about leak related system resources
	net: macsec: preserve ingress frame ordering
	net/mlx4_core: Fix use of ENOSPC around mlx4_counter_alloc()
	net_sched: sch_skbprio: add message validation to skbprio_change()
	net: stricter validation of untrusted gso packets
	net: tc35815: Fix phydev supported/advertising mask
	net/tls: Fix sk_psock refcnt leak in bpf_exec_tx_verdict()
	net/tls: Fix sk_psock refcnt leak when in tls_data_ready()
	net: usb: qmi_wwan: add support for DW5816e
	nfp: abm: fix a memory leak bug
	sch_choke: avoid potential panic in choke_reset()
	sch_sfq: validate silly quantum values
	tipc: fix partial topology connection closure
	tunnel: Propagate ECT(1) when decapsulating as recommended by RFC6040
	bnxt_en: Fix VF anti-spoof filter setup.
	bnxt_en: Reduce BNXT_MSIX_VEC_MAX value to supported CQs per PF.
	bnxt_en: Improve AER slot reset.
	bnxt_en: Return error when allocating zero size context memory.
	bnxt_en: Fix VLAN acceleration handling in bnxt_fix_features().
	net/mlx5: DR, On creation set CQ's arm_db member to right value
	net/mlx5: Fix forced completion access non initialized command entry
	net/mlx5: Fix command entry leak in Internal Error State
	net: mvpp2: prevent buffer overflow in mvpp22_rss_ctx()
	net: mvpp2: cls: Prevent buffer overflow in mvpp2_ethtool_cls_rule_del()
	HID: wacom: Read HID_DG_CONTACTMAX directly for non-generic devices
	sctp: Fix bundling of SHUTDOWN with COOKIE-ACK
	Revert "HID: wacom: generic: read the number of expected touches on a per collection basis"
	HID: usbhid: Fix race between usbhid_close() and usbhid_stop()
	HID: wacom: Report 2nd-gen Intuos Pro S center button status over BT
	USB: uas: add quirk for LaCie 2Big Quadra
	usb: chipidea: msm: Ensure proper controller reset using role switch API
	USB: serial: garmin_gps: add sanity checking for data length
	tracing: Add a vmalloc_sync_mappings() for safe measure
	crypto: arch/nhpoly1305 - process in explicit 4k chunks
	KVM: s390: Remove false WARN_ON_ONCE for the PQAP instruction
	KVM: VMX: Explicitly clear RFLAGS.CF and RFLAGS.ZF in VM-Exit RSB path
	KVM: arm: vgic: Fix limit condition when writing to GICD_I[CS]ACTIVER
	KVM: arm64: Fix 32bit PC wrap-around
	arm64: hugetlb: avoid potential NULL dereference
	drm: ingenic-drm: add MODULE_DEVICE_TABLE
	ipc/mqueue.c: change __do_notify() to bypass check_kill_permission()
	epoll: atomically remove wait entry on wake up
	eventpoll: fix missing wakeup for ovflist in ep_poll_callback
	mm/page_alloc: fix watchdog soft lockups during set_zone_contiguous()
	mm: limit boost_watermark on small zones
	ceph: fix endianness bug when handling MDS session feature bits
	ceph: demote quotarealm lookup warning to a debug message
	staging: gasket: Check the return value of gasket_get_bar_index()
	coredump: fix crash when umh is disabled
	riscv: set max_pfn to the PFN of the last page
	iocost: protect iocg->abs_vdebt with iocg->waitq.lock
	batman-adv: fix batadv_nc_random_weight_tq
	batman-adv: Fix refcnt leak in batadv_show_throughput_override
	batman-adv: Fix refcnt leak in batadv_store_throughput_override
	batman-adv: Fix refcnt leak in batadv_v_ogm_process
	x86/entry/64: Fix unwind hints in register clearing code
	x86/entry/64: Fix unwind hints in kernel exit path
	x86/entry/64: Fix unwind hints in rewind_stack_do_exit()
	x86/unwind/orc: Don't skip the first frame for inactive tasks
	x86/unwind/orc: Prevent unwinding before ORC initialization
	x86/unwind/orc: Fix error path for bad ORC entry type
	x86/unwind/orc: Fix premature unwind stoppage due to IRET frames
	KVM: x86: Fixes posted interrupt check for IRQs delivery modes
	arch/x86/kvm/svm/sev.c: change flag passed to GUP fast in sev_pin_memory()
	netfilter: nat: never update the UDP checksum when it's 0
	netfilter: nf_osf: avoid passing pointer to local var
	objtool: Fix stack offset tracking for indirect CFAs
	iommu/virtio: Reverse arguments to list_add
	scripts/decodecode: fix trapping instruction formatting
	mm, memcg: fix error return value of mem_cgroup_css_alloc()
	bdi: move bdi_dev_name out of line
	bdi: add a ->dev_name field to struct backing_dev_info
	fsnotify: replace inode pointer with an object id
	fanotify: merge duplicate events on parent and child
	Linux 5.4.41

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ie6695b1dace8ca62579a57084608e9268e52fde9
2020-05-14 08:55:48 +02:00
Tejun Heo
34ca080088 iocost: protect iocg->abs_vdebt with iocg->waitq.lock
commit 0b80f9866e6bbfb905140ed8787ff2af03652c0c upstream.

abs_vdebt is an atomic_64 which tracks how much over budget a given cgroup
is and controls the activation of use_delay mechanism. Once a cgroup goes
over budget from forced IOs, it has to pay it back with its future budget.
The progress guarantee on debt paying comes from the iocg being active -
active iocgs are processed by the periodic timer, which ensures that as time
passes the debts dissipate and the iocg returns to normal operation.

However, both iocg activation and vdebt handling are asynchronous and a
sequence like the following may happen.

1. The iocg is in the process of being deactivated by the periodic timer.

2. A bio enters ioc_rqos_throttle(), calls iocg_activate() which returns
   without anything because it still sees that the iocg is already active.

3. The iocg is deactivated.

4. The bio from #2 is over budget but needs to be forced. It increases
   abs_vdebt and goes over the threshold and enables use_delay.

5. IO control is enabled for the iocg's subtree and now IOs are attributed
   to the descendant cgroups and the iocg itself no longer issues IOs.

This leaves the iocg with stuck abs_vdebt - it has debt but inactive and no
further IOs which can activate it. This can end up unduly punishing all the
descendants cgroups.

The usual throttling path has the same issue - the iocg must be active while
throttled to ensure that future event will wake it up - and solves the
problem by synchronizing the throttling path with a spinlock. abs_vdebt
handling is another form of overage handling and shares a lot of
characteristics including the fact that it isn't in the hottest path.

This patch fixes the above and other possible races by strictly
synchronizing abs_vdebt and use_delay handling with iocg->waitq.lock.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Vlad Dmitriev <vvd@fb.com>
Cc: stable@vger.kernel.org # v5.4+
Fixes: e1518f63f2 ("blk-iocost: Don't let merges push vtime into the future")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-14 07:58:27 +02:00
Greg Kroah-Hartman
ae0dae9ffc This is the 5.4.37 stable release
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Merge 5.4.37 into android-5.4-stable

Changes in 5.4.37
	remoteproc: Fix wrong rvring index computation
	ubifs: Fix ubifs_tnc_lookup() usage in do_kill_orphans()
	printk: queue wake_up_klogd irq_work only if per-CPU areas are ready
	ASoC: stm32: sai: fix sai probe
	usb: dwc3: gadget: Do link recovery for SS and SSP
	kbuild: fix DT binding schema rule again to avoid needless rebuilds
	usb: gadget: udc: bdc: Remove unnecessary NULL checks in bdc_req_complete
	usb: gadget: udc: atmel: Fix vbus disconnect handling
	afs: Make record checking use TASK_UNINTERRUPTIBLE when appropriate
	afs: Fix to actually set AFS_SERVER_FL_HAVE_EPOCH
	iio:ad7797: Use correct attribute_group
	propagate_one(): mnt_set_mountpoint() needs mount_lock
	counter: 104-quad-8: Add lock guards - generic interface
	s390/ftrace: fix potential crashes when switching tracers
	ASoC: q6dsp6: q6afe-dai: add missing channels to MI2S DAIs
	ASoC: tas571x: disable regulators on failed probe
	ASoC: meson: axg-card: fix codec-to-codec link setup
	ASoC: wm8960: Fix wrong clock after suspend & resume
	drivers: soc: xilinx: fix firmware driver Kconfig dependency
	nfsd: memory corruption in nfsd4_lock()
	bpf: Forbid XADD on spilled pointers for unprivileged users
	i2c: altera: use proper variable to hold errno
	rxrpc: Fix DATA Tx to disable nofrag for UDP on AF_INET6 socket
	net/cxgb4: Check the return from t4_query_params properly
	xfs: acquire superblock freeze protection on eofblocks scans
	svcrdma: Fix trace point use-after-free race
	svcrdma: Fix leak of svc_rdma_recv_ctxt objects
	net/mlx5e: Don't trigger IRQ multiple times on XSK wakeup to avoid WQ overruns
	net/mlx5e: Get the latest values from counters in switchdev mode
	PCI: Avoid ASMedia XHCI USB PME# from D0 defect
	PCI: Add ACS quirk for Zhaoxin multi-function devices
	PCI: Make ACS quirk implementations more uniform
	PCI: Unify ACS quirk desired vs provided checking
	PCI: Add Zhaoxin Vendor ID
	PCI: Add ACS quirk for Zhaoxin Root/Downstream Ports
	PCI: Move Apex Edge TPU class quirk to fix BAR assignment
	ARM: dts: bcm283x: Disable dsi0 node
	cpumap: Avoid warning when CONFIG_DEBUG_PER_CPU_MAPS is enabled
	s390/pci: do not set affinity for floating irqs
	net/mlx5: Fix failing fw tracer allocation on s390
	sched/core: Fix reset-on-fork from RT with uclamp
	perf/core: fix parent pid/tid in task exit events
	netfilter: nat: fix error handling upon registering inet hook
	PM: sleep: core: Switch back to async_schedule_dev()
	blk-iocost: Fix error on iocost_ioc_vrate_adj
	um: ensure `make ARCH=um mrproper` removes arch/$(SUBARCH)/include/generated/
	bpf, x86_32: Fix incorrect encoding in BPF_LDX zero-extension
	bpf, x86_32: Fix clobbering of dst for BPF_JSET
	bpf, x86_32: Fix logic error in BPF_LDX zero-extension
	mm: shmem: disable interrupt when acquiring info->lock in userfaultfd_copy path
	xfs: clear PF_MEMALLOC before exiting xfsaild thread
	bpf, x86: Fix encoding for lower 8-bit registers in BPF_STX BPF_B
	libbpf: Initialize *nl_pid so gcc 10 is happy
	net: fec: set GPR bit on suspend by DT configuration.
	x86: hyperv: report value of misc_features
	signal: check sig before setting info in kill_pid_usb_asyncio
	afs: Fix length of dump of bad YFSFetchStatus record
	xfs: fix partially uninitialized structure in xfs_reflink_remap_extent
	ALSA: hda: Release resources at error in delayed probe
	ALSA: hda: Keep the controller initialization even if no codecs found
	ALSA: hda: Explicitly permit using autosuspend if runtime PM is supported
	scsi: target: fix PR IN / READ FULL STATUS for FC
	scsi: target: tcmu: reset_ring should reset TCMU_DEV_BIT_BROKEN
	objtool: Fix CONFIG_UBSAN_TRAP unreachable warnings
	objtool: Support Clang non-section symbols in ORC dump
	xen/xenbus: ensure xenbus_map_ring_valloc() returns proper grant status
	ALSA: hda: call runtime_allow() for all hda controllers
	net: stmmac: socfpga: Allow all RGMII modes
	mac80211: fix channel switch trigger from unknown mesh peer
	arm64: Delete the space separator in __emit_inst
	ext4: use matching invalidatepage in ext4_writepage
	ext4: increase wait time needed before reuse of deleted inode numbers
	ext4: convert BUG_ON's to WARN_ON's in mballoc.c
	blk-mq: Put driver tag in blk_mq_dispatch_rq_list() when no budget
	hwmon: (jc42) Fix name to have no illegal characters
	taprio: do not use BIT() in TCA_TAPRIO_ATTR_FLAG_* definitions
	qed: Fix race condition between scheduling and destroying the slowpath workqueue
	Crypto: chelsio - Fixes a hang issue during driver registration
	net: use indirect call wrappers for skb_copy_datagram_iter()
	qed: Fix use after free in qed_chain_free
	ext4: check for non-zero journal inum in ext4_calculate_overhead
	ASoC: soc-core: disable route checks for legacy devices
	ASoC: stm32: spdifrx: fix regmap status check
	Linux 5.4.37

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ice2ab2e77117b798ed22e9442f72a44f39be28dc
2020-05-02 09:01:51 +02:00
John Garry
c7b6c51298 blk-mq: Put driver tag in blk_mq_dispatch_rq_list() when no budget
[ Upstream commit 5fe56de799ad03e92d794c7936bf363922b571df ]

If in blk_mq_dispatch_rq_list() we find no budget, then we break of the
dispatch loop, but the request may keep the driver tag, evaulated
in 'nxt' in the previous loop iteration.

Fix by putting the driver tag for that request.

Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-05-02 08:48:59 +02:00
Waiman Long
9c5c94c501 blk-iocost: Fix error on iocost_ioc_vrate_adj
commit d6c8e949a35d6906d6c03a50e9a9cdf4e494528a upstream.

Systemtap 4.2 is unable to correctly interpret the "u32 (*missed_ppm)[2]"
argument of the iocost_ioc_vrate_adj trace entry defined in
include/trace/events/iocost.h leading to the following error:

  /tmp/stapAcz0G0/stap_c89c58b83cea1724e26395efa9ed4939_6321_aux_6.c:78:8:
  error: expected ‘;’, ‘,’ or ‘)’ before ‘*’ token
   , u32[]* __tracepoint_arg_missed_ppm

That argument type is indeed rather complex and hard to read. Looking
at block/blk-iocost.c. It is just a 2-entry u32 array. By simplifying
the argument to a simple "u32 *missed_ppm" and adjusting the trace
entry accordingly, the compilation error was gone.

Fixes: 7caa47151a ("blkcg: implement blk-iocost")
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Waiman Long <longman@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-05-02 08:48:53 +02:00
Greg Kroah-Hartman
5e713c48ff This is the 5.4.35 stable release
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Merge 5.4.35 into android-5.4-stable

Changes in 5.4.35
	ext4: use non-movable memory for superblock readahead
	watchdog: sp805: fix restart handler
	xsk: Fix out of boundary write in __xsk_rcv_memcpy
	arm, bpf: Fix bugs with ALU64 {RSH, ARSH} BPF_K shift by 0
	arm, bpf: Fix offset overflow for BPF_MEM BPF_DW
	objtool: Fix switch table detection in .text.unlikely
	scsi: sg: add sg_remove_request in sg_common_write
	ALSA: hda: Honor PM disablement in PM freeze and thaw_noirq ops
	ARM: dts: imx6: Use gpc for FEC interrupt controller to fix wake on LAN.
	kbuild, btf: Fix dependencies for DEBUG_INFO_BTF
	netfilter: nf_tables: report EOPNOTSUPP on unsupported flags/object type
	irqchip/mbigen: Free msi_desc on device teardown
	ALSA: hda: Don't release card at firmware loading error
	xsk: Add missing check on user supplied headroom size
	of: unittest: kmemleak on changeset destroy
	of: unittest: kmemleak in of_unittest_platform_populate()
	of: unittest: kmemleak in of_unittest_overlay_high_level()
	of: overlay: kmemleak in dup_and_fixup_symbol_prop()
	x86/Hyper-V: Unload vmbus channel in hv panic callback
	x86/Hyper-V: Trigger crash enlightenment only once during system crash.
	x86/Hyper-V: Report crash register data or kmsg before running crash kernel
	x86/Hyper-V: Report crash register data when sysctl_record_panic_msg is not set
	x86/Hyper-V: Report crash data in die() when panic_on_oops is set
	afs: Fix missing XDR advance in xdr_decode_{AFS,YFS}FSFetchStatus()
	afs: Fix decoding of inline abort codes from version 1 status records
	afs: Fix rename operation status delivery
	afs: Fix afs_d_validate() to set the right directory version
	afs: Fix race between post-modification dir edit and readdir/d_revalidate
	block, bfq: turn put_queue into release_process_ref in __bfq_bic_change_cgroup
	block, bfq: make reparent_leaf_entity actually work only on leaf entities
	block, bfq: invoke flush_idle_tree after reparent_active_queues in pd_offline
	rbd: avoid a deadlock on header_rwsem when flushing notifies
	rbd: call rbd_dev_unprobe() after unwatching and flushing notifies
	x86/Hyper-V: Free hv_panic_page when fail to register kmsg dump
	drm/ttm: flush the fence on the bo after we individualize the reservation object
	clk: Don't cache errors from clk_ops::get_phase()
	clk: at91: usb: continue if clk_hw_round_rate() return zero
	net/mlx5e: Enforce setting of a single FEC mode
	f2fs: fix the panic in do_checkpoint()
	ARM: dts: rockchip: fix vqmmc-supply property name for rk3188-bqedison2qc
	arm64: dts: allwinner: a64: Fix display clock register range
	power: supply: bq27xxx_battery: Silence deferred-probe error
	clk: tegra: Fix Tegra PMC clock out parents
	arm64: tegra: Add PCIe endpoint controllers nodes for Tegra194
	arm64: tegra: Fix Tegra194 PCIe compatible string
	arm64: dts: clearfog-gt-8k: set gigabit PHY reset deassert delay
	soc: imx: gpc: fix power up sequencing
	dma-coherent: fix integer overflow in the reserved-memory dma allocation
	rtc: 88pm860x: fix possible race condition
	NFS: alloc_nfs_open_context() must use the file cred when available
	NFSv4/pnfs: Return valid stateids in nfs_layout_find_inode_by_stateid()
	NFSv4.2: error out when relink swapfile
	ARM: dts: rockchip: fix lvds-encoder ports subnode for rk3188-bqedison2qc
	KVM: PPC: Book3S HV: Fix H_CEDE return code for nested guests
	f2fs: fix to show norecovery mount option
	phy: uniphier-usb3ss: Add Pro5 support
	NFS: direct.c: Fix memory leak of dreq when nfs_get_lock_context fails
	f2fs: Fix mount failure due to SPO after a successful online resize FS
	f2fs: Add a new CP flag to help fsck fix resize SPO issues
	s390/cpuinfo: fix wrong output when CPU0 is offline
	hibernate: Allow uswsusp to write to swap
	btrfs: add RCU locks around block group initialization
	powerpc/prom_init: Pass the "os-term" message to hypervisor
	powerpc/maple: Fix declaration made after definition
	s390/cpum_sf: Fix wrong page count in error message
	ext4: do not commit super on read-only bdev
	um: ubd: Prevent buffer overrun on command completion
	cifs: Allocate encryption header through kmalloc
	mm/hugetlb: fix build failure with HUGETLB_PAGE but not HUGEBTLBFS
	drm/nouveau/svm: check for SVM initialized before migrating
	drm/nouveau/svm: fix vma range check for migration
	include/linux/swapops.h: correct guards for non_swap_entry()
	percpu_counter: fix a data race at vm_committed_as
	compiler.h: fix error in BUILD_BUG_ON() reporting
	KVM: s390: vsie: Fix possible race when shadowing region 3 tables
	drm/nouveau: workaround runpm fail by disabling PCI power management on certain intel bridges
	leds: core: Fix warning message when init_data
	x86: ACPI: fix CPU hotplug deadlock
	csky: Fixup cpu speculative execution to IO area
	drm/amdkfd: kfree the wrong pointer
	NFS: Fix memory leaks in nfs_pageio_stop_mirroring()
	csky: Fixup get wrong psr value from phyical reg
	f2fs: fix NULL pointer dereference in f2fs_write_begin()
	ACPICA: Fixes for acpiExec namespace init file
	um: falloc.h needs to be directly included for older libc
	drm/vc4: Fix HDMI mode validation
	iommu/virtio: Fix freeing of incomplete domains
	iommu/vt-d: Fix mm reference leak
	SUNRPC: fix krb5p mount to provide large enough buffer in rq_rcvsize
	ext2: fix empty body warnings when -Wextra is used
	iommu/vt-d: Silence RCU-list debugging warning in dmar_find_atsr()
	iommu/vt-d: Fix page request descriptor size
	ext2: fix debug reference to ext2_xattr_cache
	sunrpc: Fix gss_unwrap_resp_integ() again
	csky: Fixup init_fpu compile warning with __init
	power: supply: axp288_fuel_gauge: Broaden vendor check for Intel Compute Sticks.
	libnvdimm: Out of bounds read in __nd_ioctl()
	iommu/amd: Fix the configuration of GCR3 table root pointer
	f2fs: fix to wait all node page writeback
	drm/nouveau/gr/gp107,gp108: implement workaround for HW hanging during init
	net: dsa: bcm_sf2: Fix overflow checks
	dma-debug: fix displaying of dma allocation type
	fbdev: potential information leak in do_fb_ioctl()
	ARM: dts: sunxi: Fix DE2 clocks register range
	iio: si1133: read 24-bit signed integer for measurement
	fbmem: Adjust indentation in fb_prepare_logo and fb_blank
	tty: evh_bytechan: Fix out of bounds accesses
	locktorture: Print ratio of acquisitions, not failures
	mtd: rawnand: free the nand_device object
	mtd: spinand: Explicitly use MTD_OPS_RAW to write the bad block marker to OOB
	docs: Fix path to MTD command line partition parser
	mtd: lpddr: Fix a double free in probe()
	mtd: phram: fix a double free issue in error path
	KEYS: Don't write out to userspace while holding key semaphore
	bpf: fix buggy r0 retval refinement for tracing helpers
	bpf: Test_verifier, bpf_get_stack return value add <0
	bpf: Test_progs, add test to catch retval refine error handling
	bpf, test_verifier: switch bpf_get_stack's 0 s> r8 test
	Linux 5.4.35

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I702aba533097c8533c12561c7f1a51f3a96f6f09
2020-04-23 11:15:10 +02:00
Paolo Valente
a362482b23 block, bfq: invoke flush_idle_tree after reparent_active_queues in pd_offline
commit 4d38a87fbb77fb9ff2ff4e914162a8ae6453eff5 upstream.

In bfq_pd_offline(), the function bfq_flush_idle_tree() is invoked to
flush the rb tree that contains all idle entities belonging to the pd
(cgroup) being destroyed. In particular, bfq_flush_idle_tree() is
invoked before bfq_reparent_active_queues(). Yet the latter may happen
to add some entities to the idle tree. It happens if, in some of the
calls to bfq_bfqq_move() performed by bfq_reparent_active_queues(),
the queue to move is empty and gets expired.

This commit simply reverses the invocation order between
bfq_flush_idle_tree() and bfq_reparent_active_queues().

Tested-by: cki-project@redhat.com
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-04-23 10:36:26 +02:00
Paolo Valente
839b7cd1d8 block, bfq: make reparent_leaf_entity actually work only on leaf entities
commit 576682fa52cbd95deb3773449566274f206acc58 upstream.

bfq_reparent_leaf_entity() reparents the input leaf entity (a leaf
entity represents just a bfq_queue in an entity tree). Yet, the input
entity is guaranteed to always be a leaf entity only in two-level
entity trees. In this respect, because of the error fixed by
commit 14afc5936197 ("block, bfq: fix overwrite of bfq_group pointer
in bfq_find_set_group()"), all (wrongly collapsed) entity trees happened
to actually have only two levels. After the latter commit, this does not
hold any longer.

This commit fixes this problem by modifying
bfq_reparent_leaf_entity(), so that it searches an active leaf entity
down the path that stems from the input entity. Such a leaf entity is
guaranteed to exist when bfq_reparent_leaf_entity() is invoked.

Tested-by: cki-project@redhat.com
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-04-23 10:36:26 +02:00
Paolo Valente
ad749ca022 block, bfq: turn put_queue into release_process_ref in __bfq_bic_change_cgroup
commit c8997736650060594845e42c5d01d3118aec8d25 upstream.

A bfq_put_queue() may be invoked in __bfq_bic_change_cgroup(). The
goal of this put is to release a process reference to a bfq_queue. But
process-reference releases may trigger also some extra operation, and,
to this goal, are handled through bfq_release_process_ref(). So, turn
the invocation of bfq_put_queue() into an invocation of
bfq_release_process_ref().

Tested-by: cki-project@redhat.com
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-04-23 10:36:26 +02:00
Greg Kroah-Hartman
a9372c6b57 This is the 5.4.33 stable release
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Merge 5.4.33 into android-5.4-stable

Changes in 5.4.33
	ARM: dts: sun8i-a83t-tbs-a711: HM5065 doesn't like such a high voltage
	bus: sunxi-rsb: Return correct data when mixing 16-bit and 8-bit reads
	ARM: dts: Fix dm814x Ethernet by changing to use rgmii-id mode
	bpf: Fix deadlock with rq_lock in bpf_send_signal()
	iwlwifi: mvm: Fix rate scale NSS configuration
	Input: tm2-touchkey - add support for Coreriver TC360 variant
	soc: fsl: dpio: register dpio irq handlers after dpio create
	rxrpc: Abstract out the calculation of whether there's Tx space
	rxrpc: Fix call interruptibility handling
	net: stmmac: platform: Fix misleading interrupt error msg
	net: vxge: fix wrong __VA_ARGS__ usage
	hinic: fix a bug of waitting for IO stopped
	hinic: fix the bug of clearing event queue
	hinic: fix out-of-order excution in arm cpu
	hinic: fix wrong para of wait_for_completion_timeout
	hinic: fix wrong value of MIN_SKB_LEN
	selftests/net: add definition for SOL_DCCP to fix compilation errors for old libc
	cxgb4/ptp: pass the sign of offset delta in FW CMD
	drm/scheduler: fix rare NULL ptr race
	cfg80211: Do not warn on same channel at the end of CSA
	qlcnic: Fix bad kzalloc null test
	i2c: st: fix missing struct parameter description
	i2c: pca-platform: Use platform_irq_get_optional
	media: rc: add keymap for Videostrong KII Pro
	cpufreq: imx6q: Fixes unwanted cpu overclocking on i.MX6ULL
	staging: wilc1000: avoid double unlocking of 'wilc->hif_cs' mutex
	media: venus: hfi_parser: Ignore HEVC encoding for V1
	firmware: arm_sdei: fix double-lock on hibernate with shared events
	null_blk: Fix the null_add_dev() error path
	null_blk: Handle null_add_dev() failures properly
	null_blk: fix spurious IO errors after failed past-wp access
	media: imx: imx7_mipi_csis: Power off the source when stopping streaming
	media: imx: imx7-media-csi: Fix video field handling
	xhci: bail out early if driver can't accress host in resume
	ACPI: EC: Do not clear boot_ec_is_ecdt in acpi_ec_add()
	x86: Don't let pgprot_modify() change the page encryption bit
	dma-mapping: Fix dma_pgprot() for unencrypted coherent pages
	block: keep bdi->io_pages in sync with max_sectors_kb for stacked devices
	debugfs: Check module state before warning in {full/open}_proxy_open()
	irqchip/versatile-fpga: Handle chained IRQs properly
	time/sched_clock: Expire timer in hardirq context
	media: allegro: fix type of gop_length in channel_create message
	sched: Avoid scale real weight down to zero
	selftests/x86/ptrace_syscall_32: Fix no-vDSO segfault
	PCI/switchtec: Fix init_completion race condition with poll_wait()
	block, bfq: move forward the getting of an extra ref in bfq_bfqq_move
	media: i2c: video-i2c: fix build errors due to 'imply hwmon'
	libata: Remove extra scsi_host_put() in ata_scsi_add_hosts()
	pstore/platform: fix potential mem leak if pstore_init_fs failed
	gfs2: Do log_flush in gfs2_ail_empty_gl even if ail list is empty
	gfs2: Don't demote a glock until its revokes are written
	cpufreq: imx6q: fix error handling
	x86/boot: Use unsigned comparison for addresses
	efi/x86: Ignore the memory attributes table on i386
	genirq/irqdomain: Check pointer in irq_domain_alloc_irqs_hierarchy()
	block: Fix use-after-free issue accessing struct io_cq
	media: i2c: ov5695: Fix power on and off sequences
	usb: dwc3: core: add support for disabling SS instances in park mode
	irqchip/gic-v4: Provide irq_retrigger to avoid circular locking dependency
	md: check arrays is suspended in mddev_detach before call quiesce operations
	firmware: fix a double abort case with fw_load_sysfs_fallback
	spi: spi-fsl-dspi: Replace interruptible wait queue with a simple completion
	locking/lockdep: Avoid recursion in lockdep_count_{for,back}ward_deps()
	block, bfq: fix use-after-free in bfq_idle_slice_timer_body
	btrfs: qgroup: ensure qgroup_rescan_running is only set when the worker is at least queued
	btrfs: remove a BUG_ON() from merge_reloc_roots()
	btrfs: restart relocate_tree_blocks properly
	btrfs: track reloc roots based on their commit root bytenr
	ASoC: fix regwmask
	ASoC: dapm: connect virtual mux with default value
	ASoC: dpcm: allow start or stop during pause for backend
	ASoC: topology: use name_prefix for new kcontrol
	usb: gadget: f_fs: Fix use after free issue as part of queue failure
	usb: gadget: composite: Inform controller driver of self-powered
	ALSA: usb-audio: Add mixer workaround for TRX40 and co
	ALSA: hda: Add driver blacklist
	ALSA: hda: Fix potential access overflow in beep helper
	ALSA: ice1724: Fix invalid access for enumerated ctl items
	ALSA: pcm: oss: Fix regression by buffer overflow fix
	ALSA: hda/realtek: Enable mute LED on an HP system
	ALSA: hda/realtek - a fake key event is triggered by running shutup
	ALSA: doc: Document PC Beep Hidden Register on Realtek ALC256
	ALSA: hda/realtek - Set principled PC Beep configuration for ALC256
	ALSA: hda/realtek - Remove now-unnecessary XPS 13 headphone noise fixups
	ALSA: hda/realtek - Add quirk for Lenovo Carbon X1 8th gen
	ALSA: hda/realtek - Add quirk for MSI GL63
	media: venus: firmware: Ignore secure call error on first resume
	media: hantro: Read be32 words starting at every fourth byte
	media: ti-vpe: cal: fix disable_irqs to only the intended target
	media: ti-vpe: cal: fix a kernel oops when unloading module
	seccomp: Add missing compat_ioctl for notify
	acpi/x86: ignore unspecified bit positions in the ACPI global lock field
	ACPICA: Allow acpi_any_gpe_status_set() to skip one GPE
	ACPI: PM: s2idle: Refine active GPEs check
	thermal: devfreq_cooling: inline all stubs for CONFIG_DEVFREQ_THERMAL=n
	nvmet-tcp: fix maxh2cdata icresp parameter
	nvme-fc: Revert "add module to ops template to allow module references"
	efi/x86: Add TPM related EFI tables to unencrypted mapping checks
	PCI: pciehp: Fix indefinite wait on sysfs requests
	PCI/ASPM: Clear the correct bits when enabling L1 substates
	PCI: Add boot interrupt quirk mechanism for Xeon chipsets
	PCI: qcom: Fix the fixup of PCI_VENDOR_ID_QCOM
	PCI: endpoint: Fix for concurrent memory allocation in OB address region
	sched/fair: Fix enqueue_task_fair warning
	tpm: Don't make log failures fatal
	tpm: tpm1_bios_measurements_next should increase position index
	tpm: tpm2_bios_measurements_next should increase position index
	KEYS: reaching the keys quotas correctly
	cpu/hotplug: Ignore pm_wakeup_pending() for disable_nonboot_cpus()
	genirq/debugfs: Add missing sanity checks to interrupt injection
	irqchip/versatile-fpga: Apply clear-mask earlier
	io_uring: remove bogus RLIMIT_NOFILE check in file registration
	pstore: pstore_ftrace_seq_next should increase position index
	MIPS/tlbex: Fix LDDIR usage in setup_pw() for Loongson-3
	MIPS: OCTEON: irq: Fix potential NULL pointer dereference
	PM / Domains: Allow no domain-idle-states DT property in genpd when parsing
	PM: sleep: wakeup: Skip wakeup_source_sysfs_remove() if device is not there
	ath9k: Handle txpower changes even when TPC is disabled
	signal: Extend exec_id to 64bits
	x86/tsc_msr: Use named struct initializers
	x86/tsc_msr: Fix MSR_FSB_FREQ mask for Cherry Trail devices
	x86/tsc_msr: Make MSR derived TSC frequency more accurate
	x86/entry/32: Add missing ASM_CLAC to general_protection entry
	platform/x86: asus-wmi: Support laptops where the first battery is named BATT
	KVM: nVMX: Properly handle userspace interrupt window request
	KVM: s390: vsie: Fix region 1 ASCE sanity shadow address checks
	KVM: s390: vsie: Fix delivery of addressing exceptions
	KVM: x86: Allocate new rmap and large page tracking when moving memslot
	KVM: VMX: Always VMCLEAR in-use VMCSes during crash with kexec support
	KVM: x86: Gracefully handle __vmalloc() failure during VM allocation
	KVM: VMX: Add a trampoline to fix VMREAD error handling
	KVM: VMX: fix crash cleanup when KVM wasn't used
	smb3: fix performance regression with setting mtime
	CIFS: Fix bug which the return value by asynchronous read is error
	mtd: spinand: Stop using spinand->oobbuf for buffering bad block markers
	mtd: spinand: Do not erase the block before writing a bad block marker
	btrfs: Don't submit any btree write bio if the fs has errors
	Btrfs: fix crash during unmount due to race with delayed inode workers
	btrfs: reloc: clean dirty subvols if we fail to start a transaction
	btrfs: set update the uuid generation as soon as possible
	btrfs: drop block from cache on error in relocation
	btrfs: fix missing file extent item for hole after ranged fsync
	btrfs: unset reloc control if we fail to recover
	btrfs: fix missing semaphore unlock in btrfs_sync_file
	btrfs: use nofs allocations for running delayed items
	remoteproc: qcom_q6v5_mss: Don't reassign mpss region on shutdown
	remoteproc: qcom_q6v5_mss: Reload the mba region on coredump
	remoteproc: Fix NULL pointer dereference in rproc_virtio_notify
	crypto: rng - Fix a refcounting bug in crypto_rng_reset()
	crypto: mxs-dcp - fix scatterlist linearization for hash
	erofs: correct the remaining shrink objects
	io_uring: honor original task RLIMIT_FSIZE
	mmc: sdhci-of-esdhc: fix esdhc_reset() for different controller versions
	powerpc/pseries: Drop pointless static qualifier in vpa_debugfs_init()
	tools: gpio: Fix out-of-tree build regression
	net: qualcomm: rmnet: Allow configuration updates to existing devices
	arm64: dts: allwinner: h6: Fix PMU compatible
	sched/core: Remove duplicate assignment in sched_tick_remote()
	arm64: dts: allwinner: h5: Fix PMU compatible
	mm, memcg: do not high throttle allocators based on wraparound
	dm writecache: add cond_resched to avoid CPU hangs
	dm integrity: fix a crash with unusually large tag size
	dm verity fec: fix memory leak in verity_fec_dtr
	dm clone: Add overflow check for number of regions
	dm clone metadata: Fix return type of dm_clone_nr_of_hydrated_regions()
	XArray: Fix xas_pause for large multi-index entries
	xarray: Fix early termination of xas_for_each_marked
	crypto: caam/qi2 - fix chacha20 data size error
	crypto: caam - update xts sector size for large input length
	crypto: ccree - protect against empty or NULL scatterlists
	crypto: ccree - only try to map auth tag if needed
	crypto: ccree - dec auth tag size from cryptlen map
	scsi: zfcp: fix missing erp_lock in port recovery trigger for point-to-point
	scsi: ufs: fix Auto-Hibern8 error detection
	scsi: lpfc: Fix lpfc_io_buf resource leak in lpfc_get_scsi_buf_s4 error path
	ARM: dts: exynos: Fix polarity of the LCD SPI bus on UniversalC210 board
	arm64: dts: ti: k3-am65: Add clocks to dwc3 nodes
	arm64: armv8_deprecated: Fix undef_hook mask for thumb setend
	selftests: vm: drop dependencies on page flags from mlock2 tests
	selftests/vm: fix map_hugetlb length used for testing read and write
	selftests/powerpc: Add tlbie_test in .gitignore
	vfio: platform: Switch to platform_get_irq_optional()
	drm/i915/gem: Flush all the reloc_gpu batch
	drm/etnaviv: rework perfmon query infrastructure
	drm: Remove PageReserved manipulation from drm_pci_alloc
	drm/amdgpu/powerplay: using the FCLK DPM table to set the MCLK
	drm/amdgpu: unify fw_write_wait for new gfx9 asics
	powerpc/pseries: Avoid NULL pointer dereference when drmem is unavailable
	nfsd: fsnotify on rmdir under nfsd/clients/
	NFS: Fix use-after-free issues in nfs_pageio_add_request()
	NFS: Fix a page leak in nfs_destroy_unlinked_subrequests()
	ext4: fix a data race at inode->i_blocks
	fs/filesystems.c: downgrade user-reachable WARN_ONCE() to pr_warn_once()
	ocfs2: no need try to truncate file beyond i_size
	perf tools: Support Python 3.8+ in Makefile
	s390/diag: fix display of diagnose call statistics
	Input: i8042 - add Acer Aspire 5738z to nomux list
	ftrace/kprobe: Show the maxactive number on kprobe_events
	clk: ingenic/jz4770: Exit with error if CGU init failed
	clk: ingenic/TCU: Fix round_rate returning error
	kmod: make request_module() return an error when autoloading is disabled
	cpufreq: powernv: Fix use-after-free
	hfsplus: fix crash and filesystem corruption when deleting files
	libata: Return correct status in sata_pmp_eh_recover_pm() when ATA_DFLAG_DETACH is set
	ipmi: fix hung processes in __get_guid()
	xen/blkfront: fix memory allocation flags in blkfront_setup_indirect()
	powerpc/64/tm: Don't let userspace set regs->trap via sigreturn
	powerpc/fsl_booke: Avoid creating duplicate tlb1 entry
	powerpc/hash64/devmap: Use H_PAGE_THP_HUGE when setting up huge devmap PTE entries
	powerpc/xive: Use XIVE_BAD_IRQ instead of zero to catch non configured IPIs
	powerpc/64: Setup a paca before parsing device tree etc.
	powerpc/xive: Fix xmon support on the PowerNV platform
	powerpc/kprobes: Ignore traps that happened in real mode
	powerpc/64: Prevent stack protection in early boot
	scsi: mpt3sas: Fix kernel panic observed on soft HBA unplug
	powerpc: Make setjmp/longjmp signature standard
	arm64: Always force a branch protection mode when the compiler has one
	dm zoned: remove duplicate nr_rnd_zones increase in dmz_init_zone()
	dm clone: replace spin_lock_irqsave with spin_lock_irq
	dm clone: Fix handling of partial region discards
	dm clone: Add missing casts to prevent overflows and data corruption
	scsi: lpfc: Add registration for CPU Offline/Online events
	scsi: lpfc: Fix Fabric hostname registration if system hostname changes
	scsi: lpfc: Fix configuration of BB credit recovery in service parameters
	scsi: lpfc: Fix broken Credit Recovery after driver load
	Revert "drm/dp_mst: Remove VCPI while disabling topology mgr"
	drm/dp_mst: Fix clearing payload state on topology disable
	drm/amdgpu: fix gfx hang during suspend with video playback (v2)
	drm/i915/icl+: Don't enable DDI IO power on a TypeC port in TBT mode
	powerpc/kasan: Fix kasan_remap_early_shadow_ro()
	mmc: sdhci: Convert sdhci_set_timeout_irq() to non-static
	mmc: sdhci: Refactor sdhci_set_timeout()
	bpf: Fix tnum constraints for 32-bit comparisons
	mfd: dln2: Fix sanity checking for endpoints
	efi/x86: Fix the deletion of variables in mixed mode
	ASoC: stm32: sai: Add missing cleanup
	scsi: lpfc: fix inlining of lpfc_sli4_cleanup_poll_list()
	Linux 5.4.33

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I6c37e2c64801a572781c46fc5883bcc74e6a7a1a
2020-04-17 11:26:58 +02:00
Zhiqiang Liu
b37de1b1e8 block, bfq: fix use-after-free in bfq_idle_slice_timer_body
[ Upstream commit 2f95fa5c955d0a9987ffdc3a095e2f4e62c5f2a9 ]

In bfq_idle_slice_timer func, bfqq = bfqd->in_service_queue is
not in bfqd-lock critical section. The bfqq, which is not
equal to NULL in bfq_idle_slice_timer, may be freed after passing
to bfq_idle_slice_timer_body. So we will access the freed memory.

In addition, considering the bfqq may be in race, we should
firstly check whether bfqq is in service before doing something
on it in bfq_idle_slice_timer_body func. If the bfqq in race is
not in service, it means the bfqq has been expired through
__bfq_bfqq_expire func, and wait_request flags has been cleared in
__bfq_bfqd_reset_in_service func. So we do not need to re-clear the
wait_request of bfqq which is not in service.

KASAN log is given as follows:
[13058.354613] ==================================================================
[13058.354640] BUG: KASAN: use-after-free in bfq_idle_slice_timer+0xac/0x290
[13058.354644] Read of size 8 at addr ffffa02cf3e63f78 by task fork13/19767
[13058.354646]
[13058.354655] CPU: 96 PID: 19767 Comm: fork13
[13058.354661] Call trace:
[13058.354667]  dump_backtrace+0x0/0x310
[13058.354672]  show_stack+0x28/0x38
[13058.354681]  dump_stack+0xd8/0x108
[13058.354687]  print_address_description+0x68/0x2d0
[13058.354690]  kasan_report+0x124/0x2e0
[13058.354697]  __asan_load8+0x88/0xb0
[13058.354702]  bfq_idle_slice_timer+0xac/0x290
[13058.354707]  __hrtimer_run_queues+0x298/0x8b8
[13058.354710]  hrtimer_interrupt+0x1b8/0x678
[13058.354716]  arch_timer_handler_phys+0x4c/0x78
[13058.354722]  handle_percpu_devid_irq+0xf0/0x558
[13058.354731]  generic_handle_irq+0x50/0x70
[13058.354735]  __handle_domain_irq+0x94/0x110
[13058.354739]  gic_handle_irq+0x8c/0x1b0
[13058.354742]  el1_irq+0xb8/0x140
[13058.354748]  do_wp_page+0x260/0xe28
[13058.354752]  __handle_mm_fault+0x8ec/0x9b0
[13058.354756]  handle_mm_fault+0x280/0x460
[13058.354762]  do_page_fault+0x3ec/0x890
[13058.354765]  do_mem_abort+0xc0/0x1b0
[13058.354768]  el0_da+0x24/0x28
[13058.354770]
[13058.354773] Allocated by task 19731:
[13058.354780]  kasan_kmalloc+0xe0/0x190
[13058.354784]  kasan_slab_alloc+0x14/0x20
[13058.354788]  kmem_cache_alloc_node+0x130/0x440
[13058.354793]  bfq_get_queue+0x138/0x858
[13058.354797]  bfq_get_bfqq_handle_split+0xd4/0x328
[13058.354801]  bfq_init_rq+0x1f4/0x1180
[13058.354806]  bfq_insert_requests+0x264/0x1c98
[13058.354811]  blk_mq_sched_insert_requests+0x1c4/0x488
[13058.354818]  blk_mq_flush_plug_list+0x2d4/0x6e0
[13058.354826]  blk_flush_plug_list+0x230/0x548
[13058.354830]  blk_finish_plug+0x60/0x80
[13058.354838]  read_pages+0xec/0x2c0
[13058.354842]  __do_page_cache_readahead+0x374/0x438
[13058.354846]  ondemand_readahead+0x24c/0x6b0
[13058.354851]  page_cache_sync_readahead+0x17c/0x2f8
[13058.354858]  generic_file_buffered_read+0x588/0xc58
[13058.354862]  generic_file_read_iter+0x1b4/0x278
[13058.354965]  ext4_file_read_iter+0xa8/0x1d8 [ext4]
[13058.354972]  __vfs_read+0x238/0x320
[13058.354976]  vfs_read+0xbc/0x1c0
[13058.354980]  ksys_read+0xdc/0x1b8
[13058.354984]  __arm64_sys_read+0x50/0x60
[13058.354990]  el0_svc_common+0xb4/0x1d8
[13058.354994]  el0_svc_handler+0x50/0xa8
[13058.354998]  el0_svc+0x8/0xc
[13058.354999]
[13058.355001] Freed by task 19731:
[13058.355007]  __kasan_slab_free+0x120/0x228
[13058.355010]  kasan_slab_free+0x10/0x18
[13058.355014]  kmem_cache_free+0x288/0x3f0
[13058.355018]  bfq_put_queue+0x134/0x208
[13058.355022]  bfq_exit_icq_bfqq+0x164/0x348
[13058.355026]  bfq_exit_icq+0x28/0x40
[13058.355030]  ioc_exit_icq+0xa0/0x150
[13058.355035]  put_io_context_active+0x250/0x438
[13058.355038]  exit_io_context+0xd0/0x138
[13058.355045]  do_exit+0x734/0xc58
[13058.355050]  do_group_exit+0x78/0x220
[13058.355054]  __wake_up_parent+0x0/0x50
[13058.355058]  el0_svc_common+0xb4/0x1d8
[13058.355062]  el0_svc_handler+0x50/0xa8
[13058.355066]  el0_svc+0x8/0xc
[13058.355067]
[13058.355071] The buggy address belongs to the object at ffffa02cf3e63e70#012 which belongs to the cache bfq_queue of size 464
[13058.355075] The buggy address is located 264 bytes inside of#012 464-byte region [ffffa02cf3e63e70, ffffa02cf3e64040)
[13058.355077] The buggy address belongs to the page:
[13058.355083] page:ffff7e80b3cf9800 count:1 mapcount:0 mapping:ffff802db5c90780 index:0xffffa02cf3e606f0 compound_mapcount: 0
[13058.366175] flags: 0x2ffffe0000008100(slab|head)
[13058.370781] raw: 2ffffe0000008100 ffff7e80b53b1408 ffffa02d730c1c90 ffff802db5c90780
[13058.370787] raw: ffffa02cf3e606f0 0000000000370023 00000001ffffffff 0000000000000000
[13058.370789] page dumped because: kasan: bad access detected
[13058.370791]
[13058.370792] Memory state around the buggy address:
[13058.370797]  ffffa02cf3e63e00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fb fb
[13058.370801]  ffffa02cf3e63e80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[13058.370805] >ffffa02cf3e63f00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[13058.370808]                                                                 ^
[13058.370811]  ffffa02cf3e63f80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[13058.370815]  ffffa02cf3e64000: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[13058.370817] ==================================================================
[13058.370820] Disabling lock debugging due to kernel taint

Here, we directly pass the bfqd to bfq_idle_slice_timer_body func.
--
V2->V3: rewrite the comment as suggested by Paolo Valente
V1->V2: add one comment, and add Fixes and Reported-by tag.

Fixes: aee69d78d ("block, bfq: introduce the BFQ-v0 I/O scheduler as an extra scheduler")
Acked-by: Paolo Valente <paolo.valente@linaro.org>
Reported-by: Wang Wang <wangwang2@huawei.com>
Signed-off-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
Signed-off-by: Feilong Lin <linfeilong@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-04-17 10:50:05 +02:00
Sahitya Tummala
510b4e0695 block: Fix use-after-free issue accessing struct io_cq
[ Upstream commit 30a2da7b7e225ef6c87a660419ea04d3cef3f6a7 ]

There is a potential race between ioc_release_fn() and
ioc_clear_queue() as shown below, due to which below kernel
crash is observed. It also can result into use-after-free
issue.

context#1:				context#2:
ioc_release_fn()			__ioc_clear_queue() gets the same icq
->spin_lock(&ioc->lock);		->spin_lock(&ioc->lock);
->ioc_destroy_icq(icq);
  ->list_del_init(&icq->q_node);
  ->call_rcu(&icq->__rcu_head,
  	icq_free_icq_rcu);
->spin_unlock(&ioc->lock);
					->ioc_destroy_icq(icq);
					  ->hlist_del_init(&icq->ioc_node);
					  This results into below crash as this memory
					  is now used by icq->__rcu_head in context#1.
					  There is a chance that icq could be free'd
					  as well.

22150.386550:   <6> Unable to handle kernel write to read-only memory
at virtual address ffffffaa8d31ca50
...
Call trace:
22150.607350:   <2>  ioc_destroy_icq+0x44/0x110
22150.611202:   <2>  ioc_clear_queue+0xac/0x148
22150.615056:   <2>  blk_cleanup_queue+0x11c/0x1a0
22150.619174:   <2>  __scsi_remove_device+0xdc/0x128
22150.623465:   <2>  scsi_forget_host+0x2c/0x78
22150.627315:   <2>  scsi_remove_host+0x7c/0x2a0
22150.631257:   <2>  usb_stor_disconnect+0x74/0xc8
22150.635371:   <2>  usb_unbind_interface+0xc8/0x278
22150.639665:   <2>  device_release_driver_internal+0x198/0x250
22150.644897:   <2>  device_release_driver+0x24/0x30
22150.649176:   <2>  bus_remove_device+0xec/0x140
22150.653204:   <2>  device_del+0x270/0x460
22150.656712:   <2>  usb_disable_device+0x120/0x390
22150.660918:   <2>  usb_disconnect+0xf4/0x2e0
22150.664684:   <2>  hub_event+0xd70/0x17e8
22150.668197:   <2>  process_one_work+0x210/0x480
22150.672222:   <2>  worker_thread+0x32c/0x4c8

Fix this by adding a new ICQ_DESTROYED flag in ioc_destroy_icq() to
indicate this icq is once marked as destroyed. Also, ensure
__ioc_clear_queue() is accessing icq within rcu_read_lock/unlock so
that icq doesn't get free'd up while it is still using it.

Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
Co-developed-by: Pradeep P V K <ppvk@codeaurora.org>
Signed-off-by: Pradeep P V K <ppvk@codeaurora.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-04-17 10:50:04 +02:00
Paolo Valente
fb80a18584 block, bfq: move forward the getting of an extra ref in bfq_bfqq_move
[ Upstream commit fd1bb3ae54a9a2e0c42709de861c69aa146b8955 ]

Commit ecedd3d7e199 ("block, bfq: get extra ref to prevent a queue
from being freed during a group move") gets an extra reference to a
bfq_queue before possibly deactivating it (temporarily), in
bfq_bfqq_move(). This prevents the bfq_queue from disappearing before
being reactivated in its new group.

Yet, the bfq_queue may also be expired (i.e., its service may be
stopped) before the bfq_queue is deactivated. And also an expiration
may lead to a premature freeing. This commit fixes this issue by
simply moving forward the getting of the extra reference already
introduced by commit ecedd3d7e199 ("block, bfq: get extra ref to
prevent a queue from being freed during a group move").

Reported-by: cki-project@redhat.com
Tested-by: cki-project@redhat.com
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-04-17 10:50:02 +02:00
Konstantin Khlebnikov
fd66df97dc block: keep bdi->io_pages in sync with max_sectors_kb for stacked devices
[ Upstream commit e74d93e96d721c4297f2a900ad0191890d2fc2b0 ]

Field bdi->io_pages added in commit 9491ae4aad ("mm: don't cap request
size based on read-ahead setting") removes unneeded split of read requests.

Stacked drivers do not call blk_queue_max_hw_sectors(). Instead they set
limits of their devices by blk_set_stacking_limits() + disk_stack_limits().
Field bio->io_pages stays zero until user set max_sectors_kb via sysfs.

This patch updates io_pages after merging limits in disk_stack_limits().

Commit c6d6e9b0f6 ("dm: do not allow readahead to limit IO size") fixed
the same problem for device-mapper devices, this one fixes MD RAIDs.

Fixes: 9491ae4aad ("mm: don't cap request size based on read-ahead setting")
Reviewed-by: Paul Menzel <pmenzel@molgen.mpg.de>
Reviewed-by: Bob Liu <bob.liu@oracle.com>
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-04-17 10:50:01 +02:00
Greg Kroah-Hartman
724ffa0096 This is the 5.4.32 stable release
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Merge 5.4.32 into android-5.4-stable

Changes in 5.4.32
	net: phy: realtek: fix handling of RTL8105e-integrated PHY
	cxgb4: fix MPS index overwrite when setting MAC address
	ipv6: don't auto-add link-local address to lag ports
	net: dsa: bcm_sf2: Do not register slave MDIO bus with OF
	net: dsa: bcm_sf2: Ensure correct sub-node is parsed
	net: dsa: mt7530: fix null pointer dereferencing in port5 setup
	net: phy: micrel: kszphy_resume(): add delay after genphy_resume() before accessing PHY registers
	net_sched: add a temporary refcnt for struct tcindex_data
	net_sched: fix a missing refcnt in tcindex_init()
	net: stmmac: dwmac1000: fix out-of-bounds mac address reg setting
	slcan: Don't transmit uninitialized stack data in padding
	tun: Don't put_page() for all negative return values from XDP program
	mlxsw: spectrum_flower: Do not stop at FLOW_ACTION_VLAN_MANGLE
	r8169: change back SG and TSO to be disabled by default
	s390: prevent leaking kernel address in BEAR
	random: always use batched entropy for get_random_u{32,64}
	usb: dwc3: gadget: Wrap around when skip TRBs
	uapi: rename ext2_swab() to swab() and share globally in swab.h
	slub: improve bit diffusion for freelist ptr obfuscation
	tools/accounting/getdelays.c: fix netlink attribute length
	hwrng: imx-rngc - fix an error path
	ACPI: PM: Add acpi_[un]register_wakeup_handler()
	platform/x86: intel_int0002_vgpio: Use acpi_register_wakeup_handler()
	ASoC: jz4740-i2s: Fix divider written at incorrect offset in register
	IB/hfi1: Call kobject_put() when kobject_init_and_add() fails
	IB/hfi1: Fix memory leaks in sysfs registration and unregistration
	IB/mlx5: Replace tunnel mpls capability bits for tunnel_offloads
	ARM: imx: Enable ARM_ERRATA_814220 for i.MX6UL and i.MX7D
	ARM: imx: only select ARM_ERRATA_814220 for ARMv7-A
	ceph: remove the extra slashes in the server path
	ceph: canonicalize server path in place
	include/uapi/linux/swab.h: fix userspace breakage, use __BITS_PER_LONG for swap
	RDMA/ucma: Put a lock around every call to the rdma_cm layer
	RDMA/cma: Teach lockdep about the order of rtnl and lock
	RDMA/siw: Fix passive connection establishment
	Bluetooth: RFCOMM: fix ODEBUG bug in rfcomm_dev_ioctl
	RDMA/cm: Update num_paths in cma_resolve_iboe_route error flow
	blk-mq: Keep set->nr_hw_queues and set->map[].nr_queues in sync
	fbcon: fix null-ptr-deref in fbcon_switch
	drm/i915: Fix ref->mutex deadlock in i915_active_wait()
	iommu/vt-d: Allow devices with RMRRs to use identity domain
	Linux 5.4.32

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I520b282d0cdebf3f80293c014d5cd6e88d956d55
2020-04-13 13:11:19 +02:00
Bart Van Assche
d4083258db blk-mq: Keep set->nr_hw_queues and set->map[].nr_queues in sync
commit 6e66b49392419f3fe134e1be583323ef75da1e4b upstream.

blk_mq_map_queues() and multiple .map_queues() implementations expect that
set->map[HCTX_TYPE_DEFAULT].nr_queues is set to the number of hardware
queues. Hence set .nr_queues before calling these functions. This patch
fixes the following kernel warning:

WARNING: CPU: 0 PID: 2501 at include/linux/cpumask.h:137
Call Trace:
 blk_mq_run_hw_queue+0x19d/0x350 block/blk-mq.c:1508
 blk_mq_run_hw_queues+0x112/0x1a0 block/blk-mq.c:1525
 blk_mq_requeue_work+0x502/0x780 block/blk-mq.c:775
 process_one_work+0x9af/0x1740 kernel/workqueue.c:2269
 worker_thread+0x98/0xe40 kernel/workqueue.c:2415
 kthread+0x361/0x430 kernel/kthread.c:255

Fixes: ed76e329d7 ("blk-mq: abstract out queue map") # v5.0
Reported-by: syzbot+d44e1b26ce5c3e77458d@syzkaller.appspotmail.com
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Cc: Johannes Thumshirn <jth@kernel.org>
Cc: Hannes Reinecke <hare@suse.com>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-04-13 10:48:14 +02:00
Eric Biggers
0367acdde3 ANDROID: block: require drivers to declare supported crypto key type(s)
We need a way to tell which type of keys the inline crypto hardware
supports (standard, wrapped, or both), so that fallbacks can be used
when needed (either blk-crypto-fallback, or fscrypt fs-layer crypto).

We can't simply assume that

    keyslot_mgmt_ll_ops::derive_raw_secret == NULL

means only standard keys are supported and that

    keyslot_mgmt_ll_ops::derive_raw_secret != NULL

means that only wrapped keys are supported, because device-mapper
devices always implement this method.  Also, hardware might support both
types of keys.

Therefore, add a field keyslot_manager::features which contains a
bitmask of flags which indicate the supported types of keys.  Drivers
will need to fill this in.  This patch makes the UFS standard crypto
code set BLK_CRYPTO_FEATURE_STANDARD_KEYS, but UFS variant drivers may
need to set BLK_CRYPTO_FEATURE_WRAPPED_KEYS instead.

Then, make keyslot_manager_crypto_mode_supported() take the key type
into account.

Bug: 137270441
Bug: 151100202
Test: 'atest vts_kernel_encryption_test' on Pixel 4 with the
      inline crypto patches backported, and also on Cuttlefish.
Change-Id: Ied846c2767c1fd2f438792dcfd3649157e68b005
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-04-07 17:58:49 +00:00
Eric Biggers
6e8182d6c5 ANDROID: block: make blk_crypto_start_using_mode() properly check for support
If blk-crypto-fallback is needed but is disabled by kconfig, make
blk_crypto_start_using_mode() return an error rather than succeeding.
Use ENOPKG, which matches the error code used by fscrypt when crypto API
support is missing with fs-layer encryption.

Also, if blk-crypto-fallback is needed but the algorithm is missing from
the kernel's crypto API, change the error code from ENOENT to ENOPKG.

This is needed for VtsKernelEncryptionTest to pass on some devices.

Bug: 137270441
Bug: 151100202
Test: 'atest vts_kernel_encryption_test' on Pixel 4 with the
      inline crypto patches backported, and also on Cuttlefish.
Change-Id: Iedf00ca8e48c74a5d4c40b12712f38738a04ef11
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-04-07 17:58:39 +00:00
Greg Kroah-Hartman
2341be6d9d This is the 5.4.28 stable release
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Merge 5.4.28 into android-5.4

Changes in 5.4.28
	locks: fix a potential use-after-free problem when wakeup a waiter
	locks: reinstate locks_delete_block optimization
	spi: spi-omap2-mcspi: Support probe deferral for DMA channels
	drm/mediatek: Find the cursor plane instead of hard coding it
	phy: ti: gmii-sel: fix set of copy-paste errors
	phy: ti: gmii-sel: do not fail in case of gmii
	ARM: dts: dra7-l4: mark timer13-16 as pwm capable
	spi: qup: call spi_qup_pm_resume_runtime before suspending
	powerpc: Include .BTF section
	cifs: fix potential mismatch of UNC paths
	cifs: add missing mount option to /proc/mounts
	ARM: dts: dra7: Add "dma-ranges" property to PCIe RC DT nodes
	spi: pxa2xx: Add CS control clock quirk
	spi/zynqmp: remove entry that causes a cs glitch
	drm/exynos: dsi: propagate error value and silence meaningless warning
	drm/exynos: dsi: fix workaround for the legacy clock name
	drm/exynos: hdmi: don't leak enable HDMI_EN regulator if probe fails
	drivers/perf: fsl_imx8_ddr: Correct the CLEAR bit definition
	drivers/perf: arm_pmu_acpi: Fix incorrect checking of gicc pointer
	altera-stapl: altera_get_note: prevent write beyond end of 'key'
	dm bio record: save/restore bi_end_io and bi_integrity
	dm integrity: use dm_bio_record and dm_bio_restore
	riscv: avoid the PIC offset of static percpu data in module beyond 2G limits
	ASoC: stm32: sai: manage rebind issue
	spi: spi_register_controller(): free bus id on error paths
	riscv: Force flat memory model with no-mmu
	riscv: Fix range looking for kernel image memblock
	drm/amdgpu: clean wptr on wb when gpu recovery
	drm/amd/display: Clear link settings on MST disable connector
	drm/amd/display: fix dcc swath size calculations on dcn1
	xenbus: req->body should be updated before req->state
	xenbus: req->err should be updated before req->state
	block, bfq: fix overwrite of bfq_group pointer in bfq_find_set_group()
	parse-maintainers: Mark as executable
	binderfs: use refcount for binder control devices too
	Revert "drm/fbdev: Fallback to non tiled mode if all tiles not present"
	USB: Disable LPM on WD19's Realtek Hub
	usb: quirks: add NO_LPM quirk for RTL8153 based ethernet adapters
	USB: serial: option: add ME910G1 ECM composition 0x110b
	usb: host: xhci-plat: add a shutdown
	USB: serial: pl2303: add device-id for HP LD381
	usb: xhci: apply XHCI_SUSPEND_DELAY to AMD XHCI controller 1022:145c
	usb: typec: ucsi: displayport: Fix NULL pointer dereference
	usb: typec: ucsi: displayport: Fix a potential race during registration
	USB: cdc-acm: fix close_delay and closing_wait units in TIOCSSERIAL
	USB: cdc-acm: fix rounding error in TIOCSSERIAL
	ALSA: line6: Fix endless MIDI read loop
	ALSA: hda/realtek - Enable headset mic of Acer X2660G with ALC662
	ALSA: hda/realtek - Enable the headset of Acer N50-600 with ALC662
	ALSA: seq: virmidi: Fix running status after receiving sysex
	ALSA: seq: oss: Fix running status after receiving sysex
	ALSA: pcm: oss: Avoid plugin buffer overflow
	ALSA: pcm: oss: Remove WARNING from snd_pcm_plug_alloc() checks
	tty: fix compat TIOCGSERIAL leaking uninitialized memory
	tty: fix compat TIOCGSERIAL checking wrong function ptr
	iio: chemical: sps30: fix missing triggered buffer dependency
	iio: st_sensors: remap SMO8840 to LIS2DH12
	iio: trigger: stm32-timer: disable master mode when stopping
	iio: accel: adxl372: Set iio_chan BE
	iio: magnetometer: ak8974: Fix negative raw values in sysfs
	iio: adc: stm32-dfsdm: fix sleep in atomic context
	iio: adc: at91-sama5d2_adc: fix differential channels in triggered mode
	iio: light: vcnl4000: update sampling periods for vcnl4200
	iio: light: vcnl4000: update sampling periods for vcnl4040
	mmc: rtsx_pci: Fix support for speed-modes that relies on tuning
	mmc: sdhci-of-at91: fix cd-gpios for SAMA5D2
	mmc: sdhci-cadence: set SDHCI_QUIRK2_PRESET_VALUE_BROKEN for UniPhier
	CIFS: fiemap: do not return EINVAL if get nothing
	kbuild: Disable -Wpointer-to-enum-cast
	staging: rtl8188eu: Add device id for MERCUSYS MW150US v2
	staging: greybus: loopback_test: fix poll-mask build breakage
	staging/speakup: fix get_word non-space look-ahead
	intel_th: msu: Fix the unexpected state warning
	intel_th: Fix user-visible error codes
	intel_th: pci: Add Elkhart Lake CPU support
	modpost: move the namespace field in Module.symvers last
	rtc: max8907: add missing select REGMAP_IRQ
	arm64: compat: Fix syscall number of compat_clock_getres
	xhci: Do not open code __print_symbolic() in xhci trace events
	btrfs: fix log context list corruption after rename whiteout error
	drm/amd/amdgpu: Fix GPR read from debugfs (v2)
	drm/lease: fix WARNING in idr_destroy
	stm class: sys-t: Fix the use of time_after()
	memcg: fix NULL pointer dereference in __mem_cgroup_usage_unregister_event
	mm, memcg: fix corruption on 64-bit divisor in memory.high throttling
	mm, memcg: throttle allocators based on ancestral memory.high
	mm/hotplug: fix hot remove failure in SPARSEMEM|!VMEMMAP case
	mm: do not allow MADV_PAGEOUT for CoW pages
	epoll: fix possible lost wakeup on epoll_ctl() path
	mm: slub: be more careful about the double cmpxchg of freelist
	mm, slub: prevent kmalloc_node crashes and memory leaks
	page-flags: fix a crash at SetPageError(THP_SWAP)
	x86/mm: split vmalloc_sync_all()
	futex: Fix inode life-time issue
	futex: Unbreak futex hashing
	ALSA: hda/realtek: Fix pop noise on ALC225
	arm64: smp: fix smp_send_stop() behaviour
	arm64: smp: fix crash_smp_send_stop() behaviour
	nvmet-tcp: set MSG_MORE only if we actually have more to send
	drm/bridge: dw-hdmi: fix AVI frame colorimetry
	staging: greybus: loopback_test: fix potential path truncation
	staging: greybus: loopback_test: fix potential path truncations
	Linux 5.4.28

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I5d9d15d6236d8ab7374205c6ceda7efa7a9abb70
2020-03-25 16:12:11 +01:00
Carlo Nonato
4db2f87e15 block, bfq: fix overwrite of bfq_group pointer in bfq_find_set_group()
[ Upstream commit 14afc59361976c0ba39e3a9589c3eaa43ebc7e1d ]

The bfq_find_set_group() function takes as input a blkcg (which represents
a cgroup) and retrieves the corresponding bfq_group, then it updates the
bfq internal group hierarchy (see comments inside the function for why
this is needed) and finally it returns the bfq_group.
In the hierarchy update cycle, the pointer holding the correct bfq_group
that has to be returned is mistakenly used to traverse the hierarchy
bottom to top, meaning that in each iteration it gets overwritten with the
parent of the current group. Since the update cycle stops at root's
children (depth = 2), the overwrite becomes a problem only if the blkcg
describes a cgroup at a hierarchy level deeper than that (depth > 2). In
this case the root's child that happens to be also an ancestor of the
correct bfq_group is returned. The main consequence is that processes
contained in a cgroup at depth greater than 2 are wrongly placed in the
group described above by BFQ.

This commits fixes this problem by using a different bfq_group pointer in
the update cycle in order to avoid the overwrite of the variable holding
the original group reference.

Reported-by: Kwon Je Oh <kwonje.oh2@gmail.com>
Signed-off-by: Carlo Nonato <carlo.nonato95@gmail.com>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-03-25 08:25:49 +01:00
Greg Kroah-Hartman
16ada3b38e This is the 5.4.27 stable release
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Merge 5.4.27 into android-5.4

Changes in 5.4.27
	netfilter: hashlimit: do not use indirect calls during gc
	netfilter: xt_hashlimit: unregister proc file before releasing mutex
	drm/amdgpu: Fix TLB invalidation request when using semaphore
	ACPI: watchdog: Allow disabling WDAT at boot
	HID: apple: Add support for recent firmware on Magic Keyboards
	ACPI: watchdog: Set default timeout in probe
	HID: i2c-hid: add Trekstor Surfbook E11B to descriptor override
	HID: hid-bigbenff: fix general protection fault caused by double kfree
	HID: hid-bigbenff: call hid_hw_stop() in case of error
	HID: hid-bigbenff: fix race condition for scheduled work during removal
	selftests/rseq: Fix out-of-tree compilation
	tracing: Fix number printing bug in print_synth_event()
	cfg80211: check reg_rule for NULL in handle_channel_custom()
	scsi: libfc: free response frame from GPN_ID
	net: usb: qmi_wwan: restore mtu min/max values after raw_ip switch
	net: ks8851-ml: Fix IRQ handling and locking
	mac80211: rx: avoid RCU list traversal under mutex
	net: ll_temac: Fix race condition causing TX hang
	net: ll_temac: Add more error handling of dma_map_single() calls
	net: ll_temac: Fix RX buffer descriptor handling on GFP_ATOMIC pressure
	net: ll_temac: Handle DMA halt condition caused by buffer underrun
	blk-mq: insert passthrough request into hctx->dispatch directly
	drm/amdgpu: fix memory leak during TDR test(v2)
	kbuild: add dtbs_check to PHONY
	kbuild: add dt_binding_check to PHONY in a correct place
	signal: avoid double atomic counter increments for user accounting
	slip: not call free_netdev before rtnl_unlock in slip_open
	net: phy: mscc: fix firmware paths
	hinic: fix a irq affinity bug
	hinic: fix a bug of setting hw_ioctxt
	hinic: fix a bug of rss configuration
	net: rmnet: fix NULL pointer dereference in rmnet_newlink()
	net: rmnet: fix NULL pointer dereference in rmnet_changelink()
	net: rmnet: fix suspicious RCU usage
	net: rmnet: remove rcu_read_lock in rmnet_force_unassociate_device()
	net: rmnet: do not allow to change mux id if mux id is duplicated
	net: rmnet: use upper/lower device infrastructure
	net: rmnet: fix bridge mode bugs
	net: rmnet: fix packet forwarding in rmnet bridge mode
	sfc: fix timestamp reconstruction at 16-bit rollover points
	jbd2: fix data races at struct journal_head
	blk-mq: insert flush request to the front of dispatch queue
	net: qrtr: fix len of skb_put_padto in qrtr_node_enqueue
	ARM: 8957/1: VDSO: Match ARMv8 timer in cntvct_functional()
	ARM: 8958/1: rename missed uaccess .fixup section
	mm: slub: add missing TID bump in kmem_cache_alloc_bulk()
	HID: google: add moonball USB id
	HID: add ALWAYS_POLL quirk to lenovo pixart mouse
	ARM: 8961/2: Fix Kbuild issue caused by per-task stack protector GCC plugin
	ipv4: ensure rcu_read_lock() in cipso_v4_error()
	Linux 5.4.27

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ie4b2a2b56d2e6e6b1a657d8b8e3ed7ed0c8a2d6c
2020-03-21 10:07:42 +01:00
Ming Lei
235fb892d8 blk-mq: insert flush request to the front of dispatch queue
[ Upstream commit cc3200eac4c5eb11c3f34848a014d1f286316310 ]

commit 01e99aeca397 ("blk-mq: insert passthrough request into
hctx->dispatch directly") may change to add flush request to the tail
of dispatch by applying the 'add_head' parameter of
blk_mq_sched_insert_request.

Turns out this way causes performance regression on NCQ controller because
flush is non-NCQ command, which can't be queued when there is any in-flight
NCQ command. When adding flush rq to the front of hctx->dispatch, it is
easier to introduce extra time to flush rq's latency compared with adding
to the tail of dispatch queue because of S_SCHED_RESTART, then chance of
flush merge is increased, and less flush requests may be issued to
controller.

So always insert flush request to the front of dispatch queue just like
before applying commit 01e99aeca397 ("blk-mq: insert passthrough request
into hctx->dispatch directly").

Cc: Damien Le Moal <Damien.LeMoal@wdc.com>
Cc: Shinichiro Kawasaki <shinichiro.kawasaki@wdc.com>
Reported-by: Shinichiro Kawasaki <shinichiro.kawasaki@wdc.com>
Fixes: 01e99aeca397 ("blk-mq: insert passthrough request into hctx->dispatch directly")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-03-21 08:11:57 +01:00
Ming Lei
74c77d6a4e blk-mq: insert passthrough request into hctx->dispatch directly
[ Upstream commit 01e99aeca3979600302913cef3f89076786f32c8 ]

For some reason, device may be in one situation which can't handle
FS request, so STS_RESOURCE is always returned and the FS request
will be added to hctx->dispatch. However passthrough request may
be required at that time for fixing the problem. If passthrough
request is added to scheduler queue, there isn't any chance for
blk-mq to dispatch it given we prioritize requests in hctx->dispatch.
Then the FS IO request may never be completed, and IO hang is caused.

So passthrough request has to be added to hctx->dispatch directly
for fixing the IO hang.

Fix this issue by inserting passthrough request into hctx->dispatch
directly together withing adding FS request to the tail of
hctx->dispatch in blk_mq_dispatch_rq_list(). Actually we add FS request
to tail of hctx->dispatch at default, see blk_mq_request_bypass_insert().

Then it becomes consistent with original legacy IO request
path, in which passthrough request is always added to q->queue_head.

Cc: Dongli Zhang <dongli.zhang@oracle.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Ewan D. Milne <emilne@redhat.com>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-03-21 08:11:52 +01:00
Greg Kroah-Hartman
0d3cca0c7d This is the 5.4.26 stable release
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Merge 5.4.26 into android-5.4

Changes in 5.4.26
	virtio_balloon: Adjust label in virtballoon_probe
	ALSA: hda/realtek - More constifications
	ALSA: hda/realtek - Add Headset Mic supported for HP cPC
	ALSA: hda/realtek - Fixed one of HP ALC671 platform Headset Mic supported
	cgroup, netclassid: periodically release file_lock on classid updating
	gre: fix uninit-value in __iptunnel_pull_header
	inet_diag: return classid for all socket types
	ipv6/addrconf: call ipv6_mc_up() for non-Ethernet interface
	ipvlan: add cond_resched_rcu() while processing muticast backlog
	ipvlan: do not add hardware address of master to its unicast filter list
	ipvlan: do not use cond_resched_rcu() in ipvlan_process_multicast()
	ipvlan: don't deref eth hdr before checking it's set
	macvlan: add cond_resched() during multicast processing
	net: dsa: fix phylink_start()/phylink_stop() calls
	net: dsa: mv88e6xxx: fix lockup on warm boot
	net: fec: validate the new settings in fec_enet_set_coalesce()
	net: hns3: fix a not link up issue when fibre port supports autoneg
	net/ipv6: use configured metric when add peer route
	netlink: Use netlink header as base to calculate bad attribute offset
	net: macsec: update SCI upon MAC address change.
	net: nfc: fix bounds checking bugs on "pipe"
	net/packet: tpacket_rcv: do not increment ring index on drop
	net: phy: bcm63xx: fix OOPS due to missing driver name
	net: stmmac: dwmac1000: Disable ACS if enhanced descs are not used
	net: systemport: fix index check to avoid an array out of bounds access
	r8152: check disconnect status after long sleep
	sfc: detach from cb_page in efx_copy_channel()
	slip: make slhc_compress() more robust against malicious packets
	taprio: Fix sending packets without dequeueing them
	bonding/alb: make sure arp header is pulled before accessing it
	bnxt_en: reinitialize IRQs when MTU is modified
	bnxt_en: fix error handling when flashing from file
	cgroup: memcg: net: do not associate sock with unrelated cgroup
	net: memcg: late association of sock to memcg
	net: memcg: fix lockdep splat in inet_csk_accept()
	devlink: validate length of param values
	devlink: validate length of region addr/len
	fib: add missing attribute validation for tun_id
	nl802154: add missing attribute validation
	nl802154: add missing attribute validation for dev_type
	can: add missing attribute validation for termination
	macsec: add missing attribute validation for port
	net: fq: add missing attribute validation for orphan mask
	net: taprio: add missing attribute validation for txtime delay
	team: add missing attribute validation for port ifindex
	team: add missing attribute validation for array index
	tipc: add missing attribute validation for MTU property
	nfc: add missing attribute validation for SE API
	nfc: add missing attribute validation for deactivate target
	nfc: add missing attribute validation for vendor subcommand
	net: phy: avoid clearing PHY interrupts twice in irq handler
	net: phy: fix MDIO bus PM PHY resuming
	net/ipv6: need update peer route when modify metric
	net/ipv6: remove the old peer route if change it to a new one
	selftests/net/fib_tests: update addr_metric_test for peer route testing
	net: dsa: Don't instantiate phylink for CPU/DSA ports unless needed
	net: phy: Avoid multiple suspends
	cgroup: cgroup_procs_next should increase position index
	cgroup: Iterate tasks that did not finish do_exit()
	netfilter: nf_tables: fix infinite loop when expr is not available
	iwlwifi: mvm: Do not require PHY_SKU NVM section for 3168 devices
	virtio-blk: fix hw_queue stopped on arbitrary error
	iommu/vt-d: quirk_ioat_snb_local_iommu: replace WARN_TAINT with pr_warn + add_taint
	netfilter: nf_conntrack: ct_cpu_seq_next should increase position index
	netfilter: synproxy: synproxy_cpu_seq_next should increase position index
	netfilter: xt_recent: recent_seq_next should increase position index
	netfilter: x_tables: xt_mttg_seq_next should increase position index
	workqueue: don't use wq_select_unbound_cpu() for bound works
	drm/amd/display: remove duplicated assignment to grph_obj_type
	drm/i915: be more solid in checking the alignment
	drm/i915: Defer semaphore priority bumping to a workqueue
	mmc: sdhci-pci-gli: Enable MSI interrupt for GL975x
	pinctrl: falcon: fix syntax error
	ktest: Add timeout for ssh sync testing
	cifs_atomic_open(): fix double-put on late allocation failure
	gfs2_atomic_open(): fix O_EXCL|O_CREAT handling on cold dcache
	KVM: x86: clear stale x86_emulate_ctxt->intercept value
	KVM: nVMX: avoid NULL pointer dereference with incorrect EVMCS GPAs
	ARC: define __ALIGN_STR and __ALIGN symbols for ARC
	fuse: fix stack use after return
	s390/dasd: fix data corruption for thin provisioned devices
	ipmi_si: Avoid spurious errors for optional IRQs
	blk-iocost: fix incorrect vtime comparison in iocg_is_idle()
	fscrypt: don't evict dirty inodes after removing key
	macintosh: windfarm: fix MODINFO regression
	x86/ioremap: Map EFI runtime services data as encrypted for SEV
	efi: Fix a race and a buffer overflow while reading efivars via sysfs
	efi: Add a sanity check to efivar_store_raw()
	i2c: designware-pci: Fix BUG_ON during device removal
	mt76: fix array overflow on receiving too many fragments for a packet
	perf/amd/uncore: Replace manual sampling check with CAP_NO_INTERRUPT flag
	x86/mce: Fix logic and comments around MSR_PPIN_CTL
	iommu/dma: Fix MSI reservation allocation
	iommu/vt-d: dmar: replace WARN_TAINT with pr_warn + add_taint
	iommu/vt-d: Fix RCU list debugging warnings
	iommu/vt-d: Fix a bug in intel_iommu_iova_to_phys() for huge page
	batman-adv: Don't schedule OGM for disabled interface
	clk: imx8mn: Fix incorrect clock defines
	pinctrl: meson-gxl: fix GPIOX sdio pins
	pinctrl: imx: scu: Align imx sc msg structs to 4
	virtio_ring: Fix mem leak with vring_new_virtqueue()
	drm/i915/gvt: Fix dma-buf display blur issue on CFL
	pinctrl: core: Remove extra kref_get which blocks hogs being freed
	drm/i915/gvt: Fix unnecessary schedule timer when no vGPU exits
	driver code: clarify and fix platform device DMA mask allocation
	iommu/vt-d: Fix RCU-list bugs in intel_iommu_init()
	i2c: gpio: suppress error on probe defer
	nl80211: add missing attribute validation for critical protocol indication
	nl80211: add missing attribute validation for beacon report scanning
	nl80211: add missing attribute validation for channel switch
	perf bench futex-wake: Restore thread count default to online CPU count
	netfilter: cthelper: add missing attribute validation for cthelper
	netfilter: nft_payload: add missing attribute validation for payload csum flags
	netfilter: nft_tunnel: add missing attribute validation for tunnels
	netfilter: nf_tables: dump NFTA_CHAIN_FLAGS attribute
	netfilter: nft_chain_nat: inet family is missing module ownership
	iommu/vt-d: Fix the wrong printing in RHSA parsing
	iommu/vt-d: Ignore devices with out-of-spec domain number
	i2c: acpi: put device when verifying client fails
	iommu/amd: Fix IOMMU AVIC not properly update the is_run bit in IRTE
	ipv6: restrict IPV6_ADDRFORM operation
	net/smc: check for valid ib_client_data
	net/smc: cancel event worker during device removal
	Linux 5.4.26

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ifacde9164f8ded01031a9e6a9c313d4fbcead25b
2020-03-18 08:19:15 +01:00
Tejun Heo
b7e54dd751 blk-iocost: fix incorrect vtime comparison in iocg_is_idle()
commit dcd6589b11d3b1e71f516a87a7b9646ed356b4c0 upstream.

vtimes may wrap and time_before/after64() should be used to determine
whether a given vtime is before or after another. iocg_is_idle() was
incorrectly using plain "<" comparison do determine whether done_vtime
is before vtime. Here, the only thing we're interested in is whether
done_vtime matches vtime which indicates that there's nothing in
flight. Let's test for inequality instead.

Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: 7caa47151a ("blkcg: implement blk-iocost")
Cc: stable@vger.kernel.org # v5.4+
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-03-18 07:17:52 +01:00
Greg Kroah-Hartman
6d52041543 This is the 5.4.25 stable release
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Merge 5.4.25 into android-5.4

Changes in 5.4.25
	block, bfq: get extra ref to prevent a queue from being freed during a group move
	block, bfq: do not insert oom queue into position tree
	ALSA: hda/realtek - Fix a regression for mute led on Lenovo Carbon X1
	net: dsa: bcm_sf2: Forcibly configure IMP port for 1Gb/sec
	net: stmmac: fix notifier registration
	dm thin metadata: fix lockdep complaint
	RDMA/core: Fix pkey and port assignment in get_new_pps
	RDMA/core: Fix use of logical OR in get_new_pps
	kbuild: fix 'No such file or directory' warning when cleaning
	kprobes: Fix optimize_kprobe()/unoptimize_kprobe() cancellation logic
	blktrace: fix dereference after null check
	ALSA: hda: do not override bus codec_mask in link_get()
	serial: ar933x_uart: set UART_CS_{RX,TX}_READY_ORIDE
	selftests: fix too long argument
	usb: gadget: composite: Support more than 500mA MaxPower
	usb: gadget: ffs: ffs_aio_cancel(): Save/restore IRQ flags
	usb: gadget: serial: fix Tx stall after buffer overflow
	habanalabs: halt the engines before hard-reset
	habanalabs: do not halt CoreSight during hard reset
	habanalabs: patched cb equals user cb in device memset
	drm/msm/mdp5: rate limit pp done timeout warnings
	drm: msm: Fix return type of dsi_mgr_connector_mode_valid for kCFI
	drm/modes: Make sure to parse valid rotation value from cmdline
	drm/modes: Allow DRM_MODE_ROTATE_0 when applying video mode parameters
	scsi: megaraid_sas: silence a warning
	drm/msm/dsi: save pll state before dsi host is powered off
	drm/msm/dsi/pll: call vco set rate explicitly
	selftests: forwarding: use proto icmp for {gretap, ip6gretap}_mac testing
	selftests: forwarding: vxlan_bridge_1d: fix tos value
	net: atlantic: check rpc result and wait for rpc address
	net: ks8851-ml: Remove 8-bit bus accessors
	net: ks8851-ml: Fix 16-bit data access
	net: ks8851-ml: Fix 16-bit IO operation
	net: ethernet: dm9000: Handle -EPROBE_DEFER in dm9000_parse_dt()
	watchdog: da9062: do not ping the hw during stop()
	s390/cio: cio_ignore_proc_seq_next should increase position index
	s390: make 'install' not depend on vmlinux
	efi: Only print errors about failing to get certs if EFI vars are found
	net/mlx5: DR, Fix matching on vport gvmi
	iommu/amd: Disable IOMMU on Stoney Ridge systems
	nvme/pci: Add sleep quirk for Samsung and Toshiba drives
	nvme-pci: Use single IRQ vector for old Apple models
	x86/boot/compressed: Don't declare __force_order in kaslr_64.c
	s390/qdio: fill SL with absolute addresses
	nvme: Fix uninitialized-variable warning
	ice: Don't tell the OS that link is going down
	x86/xen: Distribute switch variables for initialization
	net: thunderx: workaround BGX TX Underflow issue
	csky/mm: Fixup export invalid_pte_table symbol
	csky: Set regs->usp to kernel sp, when the exception is from kernel
	csky/smp: Fixup boot failed when CONFIG_SMP
	csky: Fixup ftrace modify panic
	csky: Fixup compile warning for three unimplemented syscalls
	arch/csky: fix some Kconfig typos
	selftests: forwarding: vxlan_bridge_1d: use more proper tos value
	firmware: imx: scu: Ensure sequential TX
	binder: prevent UAF for binderfs devices
	binder: prevent UAF for binderfs devices II
	ALSA: hda/realtek - Add Headset Mic supported
	ALSA: hda/realtek - Add Headset Button supported for ThinkPad X1
	ALSA: hda/realtek - Fix silent output on Gigabyte X570 Aorus Master
	ALSA: hda/realtek - Enable the headset of ASUS B9450FA with ALC294
	cifs: don't leak -EAGAIN for stat() during reconnect
	cifs: fix rename() by ensuring source handle opened with DELETE bit
	usb: storage: Add quirk for Samsung Fit flash
	usb: quirks: add NO_LPM quirk for Logitech Screen Share
	usb: dwc3: gadget: Update chain bit correctly when using sg list
	usb: cdns3: gadget: link trb should point to next request
	usb: cdns3: gadget: toggle cycle bit before reset endpoint
	usb: core: hub: fix unhandled return by employing a void function
	usb: core: hub: do error out if usb_autopm_get_interface() fails
	usb: core: port: do error out if usb_autopm_get_interface() fails
	vgacon: Fix a UAF in vgacon_invert_region
	mm, numa: fix bad pmd by atomically check for pmd_trans_huge when marking page tables prot_numa
	mm: fix possible PMD dirty bit lost in set_pmd_migration_entry()
	mm, hotplug: fix page online with DEBUG_PAGEALLOC compiled but not enabled
	fat: fix uninit-memory access for partial initialized inode
	btrfs: fix RAID direct I/O reads with alternate csums
	arm64: dts: socfpga: agilex: Fix gmac compatible
	arm: dts: dra76x: Fix mmc3 max-frequency
	tty:serial:mvebu-uart:fix a wrong return
	tty: serial: fsl_lpuart: free IDs allocated by IDA
	serial: 8250_exar: add support for ACCES cards
	vt: selection, close sel_buffer race
	vt: selection, push console lock down
	vt: selection, push sel_lock up
	media: hantro: Fix broken media controller links
	media: mc-entity.c: use & to check pad flags, not ==
	media: vicodec: process all 4 components for RGB32 formats
	media: v4l2-mem2mem.c: fix broken links
	perf intel-pt: Fix endless record after being terminated
	perf intel-bts: Fix endless record after being terminated
	perf cs-etm: Fix endless record after being terminated
	perf arm-spe: Fix endless record after being terminated
	spi: spidev: Fix CS polarity if GPIO descriptors are used
	x86/pkeys: Manually set X86_FEATURE_OSPKE to preserve existing changes
	s390/pci: Fix unexpected write combine on resource
	s390/mm: fix panic in gup_fast on large pud
	dmaengine: imx-sdma: fix context cache
	dmaengine: imx-sdma: Fix the event id check to include RX event for UART6
	dmaengine: tegra-apb: Fix use-after-free
	dmaengine: tegra-apb: Prevent race conditions of tasklet vs free list
	dm integrity: fix recalculation when moving from journal mode to bitmap mode
	dm integrity: fix a deadlock due to offloading to an incorrect workqueue
	dm integrity: fix invalid table returned due to argument count mismatch
	dm cache: fix a crash due to incorrect work item cancelling
	dm: report suspended device during destroy
	dm writecache: verify watermark during resume
	dm zoned: Fix reference counter initial value of chunk works
	dm: fix congested_fn for request-based device
	arm64: dts: meson-sm1-sei610: add missing interrupt-names
	ARM: dts: ls1021a: Restore MDIO compatible to gianfar
	spi: bcm63xx-hsspi: Really keep pll clk enabled
	drm/virtio: make resource id workaround runtime switchable.
	drm/virtio: fix resource id creation race
	ASoC: topology: Fix memleak in soc_tplg_link_elems_load()
	ASoC: topology: Fix memleak in soc_tplg_manifest_load()
	ASoC: SOF: Fix snd_sof_ipc_stream_posn()
	ASoC: intel: skl: Fix pin debug prints
	ASoC: intel: skl: Fix possible buffer overflow in debug outputs
	powerpc: define helpers to get L1 icache sizes
	powerpc: Convert flush_icache_range & friends to C
	powerpc/mm: Fix missing KUAP disable in flush_coherent_icache()
	ASoC: pcm: Fix possible buffer overflow in dpcm state sysfs output
	ASoC: pcm512x: Fix unbalanced regulator enable call in probe error path
	ASoC: Intel: Skylake: Fix available clock counter incrementation
	ASoC: dapm: Correct DAPM handling of active widgets during shutdown
	spi: atmel-quadspi: fix possible MMIO window size overrun
	drm/panfrost: Don't try to map on error faults
	drm: kirin: Revert "Fix for hikey620 display offset problem"
	drm/sun4i: Add separate DE3 VI layer formats
	drm/sun4i: Fix DE2 VI layer format support
	drm/sun4i: de2/de3: Remove unsupported VI layer formats
	drm/i915: Program MBUS with rmw during initialization
	drm/i915/selftests: Fix return in assert_mmap_offset()
	phy: mapphone-mdm6600: Fix timeouts by adding wake-up handling
	phy: mapphone-mdm6600: Fix write timeouts with shorter GPIO toggle interval
	ARM: dts: imx6: phycore-som: fix emmc supply
	arm64: dts: imx8qxp-mek: Remove unexisting Ethernet PHY
	firmware: imx: misc: Align imx sc msg structs to 4
	firmware: imx: scu-pd: Align imx sc msg structs to 4
	firmware: imx: Align imx_sc_msg_req_cpu_start to 4
	soc: imx-scu: Align imx sc msg structs to 4
	Revert "RDMA/cma: Simplify rdma_resolve_addr() error flow"
	RDMA/rw: Fix error flow during RDMA context initialization
	RDMA/nldev: Fix crash when set a QP to a new counter but QPN is missing
	RDMA/siw: Fix failure handling during device creation
	RDMA/iwcm: Fix iwcm work deallocation
	RDMA/core: Fix protection fault in ib_mr_pool_destroy
	regulator: stm32-vrefbuf: fix a possible overshoot when re-enabling
	RMDA/cm: Fix missing ib_cm_destroy_id() in ib_cm_insert_listen()
	IB/hfi1, qib: Ensure RCU is locked when accessing list
	ARM: imx: build v7_cpu_resume() unconditionally
	ARM: dts: am437x-idk-evm: Fix incorrect OPP node names
	ARM: dts: dra7xx-clocks: Fixup IPU1 mux clock parent source
	ARM: dts: imx7-colibri: Fix frequency for sd/mmc
	hwmon: (adt7462) Fix an error return in ADT7462_REG_VOLT()
	dma-buf: free dmabuf->name in dma_buf_release()
	dmaengine: coh901318: Fix a double lock bug in dma_tc_handle()
	arm64: dts: meson: fix gxm-khadas-vim2 wifi
	bus: ti-sysc: Fix 1-wire reset quirk
	EDAC/synopsys: Do not print an error with back-to-back snprintf() calls
	powerpc: fix hardware PMU exception bug on PowerVM compatibility mode systems
	efi/x86: Align GUIDs to their size in the mixed mode runtime wrapper
	efi/x86: Handle by-ref arguments covering multiple pages in mixed mode
	efi: READ_ONCE rng seed size before munmap
	block, bfq: get a ref to a group when adding it to a service tree
	block, bfq: remove ifdefs from around gets/puts of bfq groups
	csky: Implement copy_thread_tls
	drm/virtio: module_param_named() requires linux/moduleparam.h
	Linux 5.4.25

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I8ba29f273c7a2b02bfa54593f7a9087c34607cd5
2020-03-12 17:09:04 +01:00
Paolo Valente
e28c9b3caf block, bfq: remove ifdefs from around gets/puts of bfq groups
commit 4d8340d0d4d90e7ca367d18ec16c2fefa89a339c upstream.

ifdefs around gets and puts of bfq groups reduce readability, remove them.

Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Reported-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-03-12 13:00:32 +01:00
Paolo Valente
92ed51e651 block, bfq: get a ref to a group when adding it to a service tree
commit db37a34c563bf4692b36990ae89005c031385e52 upstream.

BFQ schedules generic entities, which may represent either bfq_queues
or groups of bfq_queues. When an entity is inserted into a service
tree, a reference must be taken, to make sure that the entity does not
disappear while still referred in the tree. Unfortunately, such a
reference is mistakenly taken only if the entity represents a
bfq_queue. This commit takes a reference also in case the entity
represents a group.

Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Tested-by: Chris Evich <cevich@redhat.com>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-03-12 13:00:32 +01:00
Paolo Valente
63f42809f0 block, bfq: do not insert oom queue into position tree
[ Upstream commit 32c59e3a9a5a0b180dd015755d6d18ca31e55935 ]

BFQ maintains an ordered list, implemented with an RB tree, of
head-request positions of non-empty bfq_queues. This position tree,
inherited from CFQ, is used to find bfq_queues that contain I/O close
to each other. BFQ merges these bfq_queues into a single shared queue,
if this boosts throughput on the device at hand.

There is however a special-purpose bfq_queue that does not participate
in queue merging, the oom bfq_queue. Yet, also this bfq_queue could be
wrongly added to the position tree. So bfqq_find_close() could return
the oom bfq_queue, which is a source of further troubles in an
out-of-memory situation. This commit prevents the oom bfq_queue from
being inserted into the position tree.

Tested-by: Patrick Dung <patdung100@gmail.com>
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-03-12 13:00:08 +01:00
Paolo Valente
594fca1d04 block, bfq: get extra ref to prevent a queue from being freed during a group move
[ Upstream commit ecedd3d7e19911ab8fe42f17b77c0a30fe7f4db3 ]

In bfq_bfqq_move(), the bfq_queue, say Q, to be moved to a new group
may happen to be deactivated in the scheduling data structures of the
source group (and then activated in the destination group). If Q is
referred only by the data structures in the source group when the
deactivation happens, then Q is freed upon the deactivation.

This commit addresses this issue by getting an extra reference before
the possible deactivation, and releasing this extra reference after Q
has been moved.

Tested-by: Chris Evich <cevich@redhat.com>
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-03-12 13:00:08 +01:00
Barani Muthukumaran
3ab1972984 ANDROID: block: Prevent crypto fallback for wrapped keys
blk-crypto-fallback does not support wrapped keys, hence
prevent falling back when program_key fails. Add 'is_hw_wrapped'
flag to blk-crypto-key to mention if the key is wrapped
when the key is initialized.

Bug: 147209885

Test: Validate FBE, simulate a failure in the underlying blk
      device and ensure the call fails without falling back
      to blk-crypto-fallback.

Change-Id: I8bc301ca1ac9e55ba6ab622e8325486916b45c56
Signed-off-by: Barani Muthukumaran <bmuthuku@codeaurora.org>
2020-02-25 19:27:51 +00:00
Greg Kroah-Hartman
835bd1de9c This is the 5.4.22 stable release
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Merge 5.4.22 into android-5.4

Changes in 5.4.22
	core: Don't skip generic XDP program execution for cloned SKBs
	enic: prevent waking up stopped tx queues over watchdog reset
	net/smc: fix leak of kernel memory to user space
	net: dsa: tag_qca: Make sure there is headroom for tag
	net/sched: matchall: add missing validation of TCA_MATCHALL_FLAGS
	net/sched: flower: add missing validation of TCA_FLOWER_FLAGS
	drm/gma500: Fixup fbdev stolen size usage evaluation
	ath10k: Fix qmi init error handling
	wil6210: fix break that is never reached because of zero'ing of a retry counter
	drm/qxl: Complete exception handling in qxl_device_init()
	rcu/nocb: Fix dump_tree hierarchy print always active
	rcu: Fix missed wakeup of exp_wq waiters
	rcu: Fix data-race due to atomic_t copy-by-value
	f2fs: preallocate DIO blocks when forcing buffered_io
	f2fs: call f2fs_balance_fs outside of locked page
	media: meson: add missing allocation failure check on new_buf
	clk: meson: pll: Fix by 0 division in __pll_params_to_rate()
	cpu/hotplug, stop_machine: Fix stop_machine vs hotplug order
	brcmfmac: Fix memory leak in brcmf_p2p_create_p2pdev()
	brcmfmac: Fix use after free in brcmf_sdio_readframes()
	PCI: Fix pci_add_dma_alias() bitmask size
	drm/amd/display: Map ODM memory correctly when doing ODM combine
	leds: pca963x: Fix open-drain initialization
	ext4: fix ext4_dax_read/write inode locking sequence for IOCB_NOWAIT
	ALSA: ctl: allow TLV read operation for callback type of element in locked case
	gianfar: Fix TX timestamping with a stacked DSA driver
	pinctrl: sh-pfc: sh7264: Fix CAN function GPIOs
	printk: fix exclusive_console replaying
	drm/mipi_dbi: Fix off-by-one bugs in mipi_dbi_blank()
	drm/msm/adreno: fix zap vs no-zap handling
	pxa168fb: Fix the function used to release some memory in an error handling path
	media: ov5640: Fix check for PLL1 exceeding max allowed rate
	media: i2c: mt9v032: fix enum mbus codes and frame sizes
	media: sun4i-csi: Deal with DRAM offset
	media: sun4i-csi: Fix data sampling polarity handling
	media: sun4i-csi: Fix [HV]sync polarity handling
	clk: at91: sam9x60: fix programmable clock prescaler
	powerpc/powernv/iov: Ensure the pdn for VFs always contains a valid PE number
	clk: meson: meson8b: make the CCF use the glitch-free mali mux
	gpio: gpio-grgpio: fix possible sleep-in-atomic-context bugs in grgpio_irq_map/unmap()
	iommu/vt-d: Fix off-by-one in PASID allocation
	x86/fpu: Deactivate FPU state after failure during state load
	char/random: silence a lockdep splat with printk()
	media: sti: bdisp: fix a possible sleep-in-atomic-context bug in bdisp_device_run()
	kernel/module: Fix memleak in module_add_modinfo_attrs()
	IB/core: Let IB core distribute cache update events
	pinctrl: baytrail: Do not clear IRQ flags on direct-irq enabled pins
	efi/x86: Map the entire EFI vendor string before copying it
	MIPS: Loongson: Fix potential NULL dereference in loongson3_platform_init()
	sparc: Add .exit.data section.
	net: ethernet: ixp4xx: Standard module init
	raid6/test: fix a compilation error
	uio: fix a sleep-in-atomic-context bug in uio_dmem_genirq_irqcontrol()
	drm/amdgpu/sriov: workaround on rev_id for Navi12 under sriov
	spi: fsl-lpspi: fix only one cs-gpio working
	drm/nouveau/nouveau: fix incorrect sizeof on args.src an args.dst
	usb: gadget: udc: fix possible sleep-in-atomic-context bugs in gr_probe()
	usb: dwc2: Fix IN FIFO allocation
	clocksource/drivers/bcm2835_timer: Fix memory leak of timer
	drm/amd/display: Clear state after exiting fixed active VRR state
	kselftest: Minimise dependency of get_size on C library interfaces
	jbd2: clear JBD2_ABORT flag before journal_reset to update log tail info when load journal
	ext4: fix deadlock allocating bio_post_read_ctx from mempool
	clk: ti: dra7: fix parent for gmac_clkctrl
	x86/sysfb: Fix check for bad VRAM size
	pwm: omap-dmtimer: Simplify error handling
	udf: Allow writing to 'Rewritable' partitions
	dmaengine: fsl-qdma: fix duplicated argument to &&
	wan/hdlc_x25: fix skb handling
	s390/pci: Fix possible deadlock in recover_store()
	powerpc/iov: Move VF pdev fixup into pcibios_fixup_iov()
	tracing: Fix tracing_stat return values in error handling paths
	tracing: Fix very unlikely race of registering two stat tracers
	ARM: 8952/1: Disable kmemleak on XIP kernels
	ext4, jbd2: ensure panic when aborting with zero errno
	ath10k: Correct the DMA direction for management tx buffers
	rtw88: fix rate mask for 1SS chip
	brcmfmac: sdio: Fix OOB interrupt initialization on brcm43362
	selftests: settings: tests can be in subsubdirs
	rtc: i2c/spi: Avoid inclusion of REGMAP support when not needed
	drm/amd/display: Retrain dongles when SINK_COUNT becomes non-zero
	tracing: Simplify assignment parsing for hist triggers
	nbd: add a flush_workqueue in nbd_start_device
	KVM: s390: ENOTSUPP -> EOPNOTSUPP fixups
	Btrfs: keep pages dirty when using btrfs_writepage_fixup_worker
	drivers/block/zram/zram_drv.c: fix error return codes not being returned in writeback_store
	block, bfq: do not plug I/O for bfq_queues with no proc refs
	kconfig: fix broken dependency in randconfig-generated .config
	clk: qcom: Don't overwrite 'cfg' in clk_rcg2_dfs_populate_freq()
	clk: qcom: rcg2: Don't crash if our parent can't be found; return an error
	drm/amdkfd: Fix a bug in SDMA RLC queue counting under HWS mode
	bpf, sockhash: Synchronize_rcu before free'ing map
	drm/amdgpu: remove 4 set but not used variable in amdgpu_atombios_get_connector_info_from_object_table
	ath10k: correct the tlv len of ath10k_wmi_tlv_op_gen_config_pno_start
	drm/amdgpu: Ensure ret is always initialized when using SOC15_WAIT_ON_RREG
	drm/panel: simple: Add Logic PD Type 28 display support
	arm64: dts: rockchip: Fix NanoPC-T4 cooling maps
	modules: lockdep: Suppress suspicious RCU usage warning
	ASoC: intel: sof_rt5682: Add quirk for number of HDMI DAI's
	ASoC: intel: sof_rt5682: Add support for tgl-max98357a-rt5682
	regulator: rk808: Lower log level on optional GPIOs being not available
	net/wan/fsl_ucc_hdlc: reject muram offsets above 64K
	NFC: port100: Convert cpu_to_le16(le16_to_cpu(E1) + E2) to use le16_add_cpu().
	arm64: dts: allwinner: H6: Add PMU mode
	arm64: dts: allwinner: H5: Add PMU node
	arm: dts: allwinner: H3: Add PMU node
	opp: Free static OPPs on errors while adding them
	selinux: ensure we cleanup the internal AVC counters on error in avc_insert()
	arm64: dts: qcom: msm8996: Disable USB2 PHY suspend by core
	padata: validate cpumask without removed CPU during offline
	clk: imx: Add correct failure handling for clk based helpers
	ARM: exynos_defconfig: Bring back explicitly wanted options
	ARM: dts: imx6: rdu2: Disable WP for USDHC2 and USDHC3
	ARM: dts: imx6: rdu2: Limit USBH1 to Full Speed
	bus: ti-sysc: Implement quirk handling for CLKDM_NOAUTO
	PCI: iproc: Apply quirk_paxc_bridge() for module as well as built-in
	media: cx23885: Add support for AVerMedia CE310B
	PCI: Add generic quirk for increasing D3hot delay
	PCI: Increase D3 delay for AMD Ryzen5/7 XHCI controllers
	Revert "nfp: abm: fix memory leak in nfp_abm_u32_knode_replace"
	gpu/drm: ingenic: Avoid null pointer deference in plane atomic update
	selftests/net: make so_txtime more robust to timer variance
	media: v4l2-device.h: Explicitly compare grp{id,mask} to zero in v4l2_device macros
	reiserfs: Fix spurious unlock in reiserfs_fill_super() error handling
	samples/bpf: Set -fno-stack-protector when building BPF programs
	r8169: check that Realtek PHY driver module is loaded
	fore200e: Fix incorrect checks of NULL pointer dereference
	netfilter: nft_tunnel: add the missing ERSPAN_VERSION nla_policy
	ALSA: usx2y: Adjust indentation in snd_usX2Y_hwdep_dsp_status
	PCI: Add nr_devfns parameter to pci_add_dma_alias()
	PCI: Add DMA alias quirk for PLX PEX NTB
	b43legacy: Fix -Wcast-function-type
	ipw2x00: Fix -Wcast-function-type
	iwlegacy: Fix -Wcast-function-type
	rtlwifi: rtl_pci: Fix -Wcast-function-type
	orinoco: avoid assertion in case of NULL pointer
	drm/amdgpu: fix KIQ ring test fail in TDR of SRIOV
	clk: qcom: smd: Add missing bimc clock
	ACPICA: Disassembler: create buffer fields in ACPI_PARSE_LOAD_PASS1
	nfsd: Clone should commit src file metadata too
	scsi: ufs: Complete pending requests in host reset and restore path
	scsi: aic7xxx: Adjust indentation in ahc_find_syncrate
	crypto: inside-secure - add unspecified HAS_IOMEM dependency
	drm/mediatek: handle events when enabling/disabling crtc
	clk: renesas: rcar-gen3: Allow changing the RPC[D2] clocks
	ARM: dts: r8a7779: Add device node for ARM global timer
	selinux: ensure we cleanup the internal AVC counters on error in avc_update()
	scsi: lpfc: Fix: Rework setting of fdmi symbolic node name registration
	arm64: dts: qcom: db845c: Enable ath10k 8bit host-cap quirk
	iommu/amd: Check feature support bit before accessing MSI capability registers
	iommu/amd: Only support x2APIC with IVHD type 11h/40h
	iommu/iova: Silence warnings under memory pressure
	clk: actually call the clock init before any other callback of the clock
	dmaengine: Store module owner in dma_device struct
	dmaengine: imx-sdma: Fix memory leak
	bpf: Print error message for bpftool cgroup show
	net: phy: realtek: add logging for the RGMII TX delay configuration
	crypto: chtls - Fixed memory leak
	x86/vdso: Provide missing include file
	PM / devfreq: exynos-ppmu: Fix excessive stack usage
	PM / devfreq: rk3399_dmc: Add COMPILE_TEST and HAVE_ARM_SMCCC dependency
	drm/fbdev: Fallback to non tiled mode if all tiles not present
	pinctrl: sh-pfc: sh7269: Fix CAN function GPIOs
	reset: uniphier: Add SCSSI reset control for each channel
	ASoC: soc-topology: fix endianness issues
	fbdev: fix numbering of fbcon options
	RDMA/rxe: Fix error type of mmap_offset
	clk: sunxi-ng: add mux and pll notifiers for A64 CPU clock
	ALSA: sh: Fix unused variable warnings
	clk: Use parent node pointer during registration if necessary
	clk: uniphier: Add SCSSI clock gate for each channel
	ALSA: hda/realtek - Apply mic mute LED quirk for Dell E7xx laptops, too
	ALSA: sh: Fix compile warning wrt const
	net: phy: fixed_phy: fix use-after-free when checking link GPIO
	tools lib api fs: Fix gcc9 stringop-truncation compilation error
	vfio/spapr/nvlink2: Skip unpinning pages on error exit
	ASoC: Intel: sof_rt5682: Ignore the speaker amp when there isn't one.
	ACPI: button: Add DMI quirk for Razer Blade Stealth 13 late 2019 lid switch
	iommu/vt-d: Match CPU and IOMMU paging mode
	iommu/vt-d: Avoid sending invalid page response
	drm/amdkfd: Fix permissions of hang_hws
	mlx5: work around high stack usage with gcc
	RDMA/hns: Avoid printing address of mtt page
	drm: remove the newline for CRC source name.
	usb: dwc3: use proper initializers for property entries
	ARM: dts: stm32: Add power-supply for DSI panel on stm32f469-disco
	usbip: Fix unsafe unaligned pointer usage
	udf: Fix free space reporting for metadata and virtual partitions
	drm/mediatek: Add gamma property according to hardware capability
	staging: rtl8188: avoid excessive stack usage
	IB/hfi1: Add software counter for ctxt0 seq drop
	IB/hfi1: Add RcvShortLengthErrCnt to hfi1stats
	soc/tegra: fuse: Correct straps' address for older Tegra124 device trees
	efi/x86: Don't panic or BUG() on non-critical error conditions
	rcu: Use WRITE_ONCE() for assignments to ->pprev for hlist_nulls
	Input: edt-ft5x06 - work around first register access error
	bnxt: Detach page from page pool before sending up the stack
	x86/nmi: Remove irq_work from the long duration NMI handler
	wan: ixp4xx_hss: fix compile-testing on 64-bit
	clocksource: davinci: only enable clockevents once tim34 is initialized
	arm64: dts: rockchip: fix dwmmc clock name for px30
	arm64: dts: rockchip: add reg property to brcmf sub-nodes
	ARM: dts: rockchip: add reg property to brcmf sub node for rk3188-bqedison2qc
	ALSA: usb-audio: Add boot quirk for MOTU M Series
	ASoC: atmel: fix build error with CONFIG_SND_ATMEL_SOC_DMA=m
	raid6/test: fix a compilation warning
	tty: synclinkmp: Adjust indentation in several functions
	tty: synclink_gt: Adjust indentation in several functions
	misc: xilinx_sdfec: fix xsdfec_poll()'s return type
	visorbus: fix uninitialized variable access
	driver core: platform: Prevent resouce overflow from causing infinite loops
	driver core: Print device when resources present in really_probe()
	ASoC: SOF: Intel: hda-dai: fix compilation warning in pcm_prepare
	bpf: Return -EBADRQC for invalid map type in __bpf_tx_xdp_map
	vme: bridges: reduce stack usage
	drm/nouveau/secboot/gm20b: initialize pointer in gm20b_secboot_new()
	drm/nouveau/gr/gk20a,gm200-: add terminators to method lists read from fw
	drm/nouveau: Fix copy-paste error in nouveau_fence_wait_uevent_handler
	drm/nouveau/drm/ttm: Remove set but not used variable 'mem'
	drm/nouveau/fault/gv100-: fix memory leak on module unload
	dm thin: don't allow changing data device during thin-pool reload
	gpiolib: Set lockdep class for hierarchical irq domains
	drm/vmwgfx: prevent memory leak in vmw_cmdbuf_res_add
	perf/imx_ddr: Fix cpu hotplug state cleanup
	usb: musb: omap2430: Get rid of musb .set_vbus for omap2430 glue
	kbuild: remove *.tmp file when filechk fails
	iommu/arm-smmu-v3: Use WRITE_ONCE() when changing validity of an STE
	ALSA: usb-audio: unlock on error in probe
	f2fs: set I_LINKABLE early to avoid wrong access by vfs
	f2fs: free sysfs kobject
	scsi: ufs: pass device information to apply_dev_quirks
	scsi: ufs-mediatek: add apply_dev_quirks variant operation
	scsi: iscsi: Don't destroy session if there are outstanding connections
	crypto: essiv - fix AEAD capitalization and preposition use in help text
	ALSA: usb-audio: add implicit fb quirk for MOTU M Series
	RDMA/mlx5: Don't fake udata for kernel path
	arm64: lse: fix LSE atomics with LLVM's integrated assembler
	arm64: fix alternatives with LLVM's integrated assembler
	drm/amd/display: fixup DML dependencies
	EDAC/sifive: Fix return value check in ecc_register()
	KVM: PPC: Remove set but not used variable 'ra', 'rs', 'rt'
	arm64: dts: ti: k3-j721e-main: Add missing power-domains for smmu
	sched/core: Fix size of rq::uclamp initialization
	sched/topology: Assert non-NUMA topology masks don't (partially) overlap
	perf/x86/amd: Constrain Large Increment per Cycle events
	watchdog/softlockup: Enforce that timestamp is valid on boot
	debugobjects: Fix various data races
	ASoC: SOF: Intel: hda: Fix SKL dai count
	regulator: vctrl-regulator: Avoid deadlock getting and setting the voltage
	f2fs: fix memleak of kobject
	x86/mm: Fix NX bit clearing issue in kernel_map_pages_in_pgd
	pwm: omap-dmtimer: Remove PWM chip in .remove before making it unfunctional
	cmd64x: potential buffer overflow in cmd64x_program_timings()
	ide: serverworks: potential overflow in svwks_set_pio_mode()
	pwm: Remove set but not set variable 'pwm'
	btrfs: fix possible NULL-pointer dereference in integrity checks
	btrfs: safely advance counter when looking up bio csums
	btrfs: device stats, log when stats are zeroed
	module: avoid setting info->name early in case we can fall back to info->mod->name
	remoteproc: Initialize rproc_class before use
	regulator: core: Fix exported symbols to the exported GPL version
	irqchip/mbigen: Set driver .suppress_bind_attrs to avoid remove problems
	ALSA: hda/hdmi - add retry logic to parse_intel_hdmi()
	spi: spi-fsl-qspi: Ensure width is respected in spi-mem operations
	kbuild: use -S instead of -E for precise cc-option test in Kconfig
	objtool: Fix ARCH=x86_64 build error
	x86/decoder: Add TEST opcode to Group3-2
	s390: adjust -mpacked-stack support check for clang 10
	s390/ftrace: generate traced function stack frame
	driver core: platform: fix u32 greater or equal to zero comparison
	bpf, btf: Always output invariant hit in pahole DWARF to BTF transform
	ALSA: hda - Add docking station support for Lenovo Thinkpad T420s
	sunrpc: Fix potential leaks in sunrpc_cache_unhash()
	drm/nouveau/mmu: fix comptag memory leak
	powerpc/sriov: Remove VF eeh_dev state when disabling SR-IOV
	media: uvcvideo: Add a quirk to force GEO GC6500 Camera bits-per-pixel value
	btrfs: separate definition of assertion failure handlers
	btrfs: Fix split-brain handling when changing FSID to metadata uuid
	bcache: cached_dev_free needs to put the sb page
	bcache: rework error unwinding in register_bcache
	bcache: fix use-after-free in register_bcache()
	iommu/vt-d: Remove unnecessary WARN_ON_ONCE()
	alarmtimer: Make alarmtimer platform device child of RTC device
	selftests: bpf: Reset global state between reuseport test runs
	jbd2: switch to use jbd2_journal_abort() when failed to submit the commit record
	jbd2: make sure ESHUTDOWN to be recorded in the journal superblock
	powerpc/pseries/lparcfg: Fix display of Maximum Memory
	selftests/eeh: Bump EEH wait time to 60s
	ARM: 8951/1: Fix Kexec compilation issue.
	ALSA: usb-audio: add quirks for Line6 Helix devices fw>=2.82
	hostap: Adjust indentation in prism2_hostapd_add_sta
	rtw88: fix potential NULL skb access in TX ISR
	iwlegacy: ensure loop counter addr does not wrap and cause an infinite loop
	cifs: fix unitialized variable poential problem with network I/O cache lock patch
	cifs: Fix mount options set in automount
	cifs: fix NULL dereference in match_prepath
	bpf: map_seq_next should always increase position index
	powerpc/mm: Don't log user reads to 0xffffffff
	ceph: check availability of mds cluster on mount after wait timeout
	rbd: work around -Wuninitialized warning
	drm/amd/display: do not allocate display_mode_lib unnecessarily
	irqchip/gic-v3: Only provision redistributors that are enabled in ACPI
	drm/nouveau/disp/nv50-: prevent oops when no channel method map provided
	char: hpet: Fix out-of-bounds read bug
	ftrace: fpid_next() should increase position index
	trigger_next should increase position index
	radeon: insert 10ms sleep in dce5_crtc_load_lut
	powerpc: Do not consider weak unresolved symbol relocations as bad
	btrfs: do not do delalloc reservation under page lock
	ocfs2: make local header paths relative to C files
	ocfs2: fix a NULL pointer dereference when call ocfs2_update_inode_fsync_trans()
	lib/scatterlist.c: adjust indentation in __sg_alloc_table
	reiserfs: prevent NULL pointer dereference in reiserfs_insert_item()
	bcache: fix memory corruption in bch_cache_accounting_clear()
	bcache: explicity type cast in bset_bkey_last()
	bcache: fix incorrect data type usage in btree_flush_write()
	irqchip/gic-v3-its: Reference to its_invall_cmd descriptor when building INVALL
	nvmet: Pass lockdep expression to RCU lists
	nvme-pci: remove nvmeq->tags
	iwlwifi: mvm: Fix thermal zone registration
	iwlwifi: mvm: Check the sta is not NULL in iwl_mvm_cfg_he_sta()
	asm-generic/tlb: add missing CONFIG symbol
	microblaze: Prevent the overflow of the start
	brd: check and limit max_part par
	drm/amdgpu/smu10: fix smu10_get_clock_by_type_with_latency
	drm/amdgpu/smu10: fix smu10_get_clock_by_type_with_voltage
	NFS: Fix memory leaks
	help_next should increase position index
	i40e: Relax i40e_xsk_wakeup's return value when PF is busy
	cifs: log warning message (once) if out of disk space
	virtio_balloon: prevent pfn array overflow
	fuse: don't overflow LLONG_MAX with end offset
	mlxsw: spectrum_dpipe: Add missing error path
	s390/pci: Recover handle in clp_set_pci_fn()
	drm/amdgpu/display: handle multiple numbers of fclks in dcn_calcs.c (v2)
	bcache: properly initialize 'path' and 'err' in register_bcache()
	rtc: Kconfig: select REGMAP_I2C when necessary
	Linux 5.4.22

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Iaeb3945493ecc81a0ae90ef87b19ceb2caf48164
2020-02-24 09:16:10 +01:00
Paolo Valente
39a7082195 block, bfq: do not plug I/O for bfq_queues with no proc refs
[ Upstream commit f718b093277df582fbf8775548a4f163e664d282 ]

Commit 478de3380c ("block, bfq: deschedule empty bfq_queues not
referred by any process") fixed commit 3726112ec7 ("block, bfq:
re-schedule empty queues if they deserve I/O plugging") by
descheduling an empty bfq_queue when it remains with not process
reference. Yet, this still left a case uncovered: an empty bfq_queue
with not process reference that remains in service. This happens for
an in-service sync bfq_queue that is deemed to deserve I/O-dispatch
plugging when it remains empty. Yet no new requests will arrive for
such a bfq_queue if no process sends requests to it any longer. Even
worse, the bfq_queue may happen to be prematurely freed while still in
service (because there may remain no reference to it any longer).

This commit solves this problem by preventing I/O dispatch from being
plugged for the in-service bfq_queue, if the latter has no process
reference (the bfq_queue is then prevented from remaining in service).

Fixes: 3726112ec7 ("block, bfq: re-schedule empty queues if they deserve I/O plugging")
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Reported-by: Patrick Dung <patdung100@gmail.com>
Tested-by: Patrick Dung <patdung100@gmail.com>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-02-24 08:36:31 +01:00
Eric Biggers
e124323186 ANDROID: ufs, block: fix crypto power management and move into block layer
The call to pm_runtime_get_sync() in ufshcd_program_key() can deadlock
because it waits for the UFS controller to be resumed, but it can itself
be reached while resuming the UFS controller via:

- ufshcd_runtime_resume()
  - ufshcd_resume()
    - ufshcd_reset_and_restore()
      - ufshcd_host_reset_and_restore()
        - ufshcd_hba_enable()
          - ufshcd_hba_execute_hce()
            - ufshcd_hba_start()
              - ufshcd_crypto_enable()
                - keyslot_manager_reprogram_all_keys()
                  - ufshcd_crypto_keyslot_program()
                    - ufshcd_program_key()

But pm_runtime_get_sync() *is* needed when evicting a key.  Also, on
pre-4.20 kernels it's needed when programming a keyslot for a bio since
the block layer used to resume the device in a different place.

Thus, it's hard for drivers to know what to do in .keyslot_program() and
.keyslot_evict().  In old kernels it may even be impossible unless we
were to pass more information down from the keyslot_manager.

There's also another possible deadlock: keyslot programming and eviction
take ksm->lock for write and then resume the device, which may result in
ksm->lock being taken again via the above call stack.  To fix this, we
should resume the device before taking ksm->lock.

Fix these problems by moving to a better design where the block layer
(namely, the keyslot manager) handles runtime power management instead
of drivers.  This is analogous to the block layer's existing runtime
power management support (blk-pm), which handles resuming devices when
bios are submitted to them so that drivers don't need to handle it.

Test: Tested on coral with:
        echo 5 > /sys/bus/platform/devices/1d84000.ufshc/rpm_lvl
        sleep 30
        touch /data && sync  # hangs before this fix
  Also verified via kvm-xfstests that blk-crypto-fallback continues
  to work both with and without CONFIG_PM=y.

Bug: 137270441
Bug: 149368295
Change-Id: I6bc9fb81854afe7edf490d71796ee68a61f7cbc8
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-02-21 16:00:25 +00:00
Ram Muthiah
1f15efbf93 ANDROID: modularize BLK_MQ_VIRTIO
Bug: 139431025
Test: Treehugger
Change-Id: Iba414b03a9ee1544036c4153bf52e8c8edbb9c17
Signed-off-by: Ram Muthiah <rammuthiah@google.com>
(cherry picked from commit f1bdff93debe56dbafc0684fcfbfcaddd599be7b)
2020-01-31 16:27:30 -08:00
Greg Kroah-Hartman
33c8a1b2d0 This is the 5.4.15 stable release
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Merge 5.4.15 into android-5.4

Changes in 5.4.15
	drm/i915: Fix pid leak with banned clients
	libbpf: Fix compatibility for kernels without need_wakeup
	libbpf: Fix memory leak/double free issue
	libbpf: Fix potential overflow issue
	libbpf: Fix another potential overflow issue in bpf_prog_linfo
	libbpf: Make btf__resolve_size logic always check size error condition
	bpf: Force .BTF section start to zero when dumping from vmlinux
	samples: bpf: update map definition to new syntax BTF-defined map
	samples/bpf: Fix broken xdp_rxq_info due to map order assumptions
	ARM: dts: logicpd-torpedo-37xx-devkit-28: Reference new DRM panel
	ARM: OMAP2+: Add missing put_device() call in omapdss_init_of()
	xfs: Sanity check flags of Q_XQUOTARM call
	i2c: stm32f7: rework slave_id allocation
	i2c: i2c-stm32f7: fix 10-bits check in slave free id search loop
	mfd: intel-lpss: Add default I2C device properties for Gemini Lake
	SUNRPC: Fix svcauth_gss_proxy_init()
	SUNRPC: Fix backchannel latency metrics
	powerpc/security: Fix debugfs data leak on 32-bit
	powerpc/pseries: Enable support for ibm,drc-info property
	powerpc/kasan: Fix boot failure with RELOCATABLE && FSL_BOOKE
	powerpc/archrandom: fix arch_get_random_seed_int()
	tipc: reduce sensitive to retransmit failures
	tipc: update mon's self addr when node addr generated
	tipc: fix potential memory leak in __tipc_sendmsg()
	tipc: fix wrong socket reference counter after tipc_sk_timeout() returns
	tipc: fix wrong timeout input for tipc_wait_for_cond()
	net/mlx5e: Fix free peer_flow when refcount is 0
	phy: lantiq: vrx200-pcie: fix error return code in ltq_vrx200_pcie_phy_power_on()
	net: phy: broadcom: Fix RGMII delays configuration for BCM54210E
	phy: ti: gmii-sel: fix mac tx internal delay for rgmii-rxid
	mt76: mt76u: fix endpoint definition order
	mt7601u: fix bbp version check in mt7601u_wait_bbp_ready
	ice: fix stack leakage
	s390/pkey: fix memory leak within _copy_apqns_from_user()
	nfsd: depend on CRYPTO_MD5 for legacy client tracking
	crypto: amcc - restore CRYPTO_AES dependency
	crypto: sun4i-ss - fix big endian issues
	perf map: No need to adjust the long name of modules
	leds: tlc591xx: update the maximum brightness
	soc/tegra: pmc: Fix crashes for hierarchical interrupts
	soc: qcom: llcc: Name regmaps to avoid collisions
	soc: renesas: Add missing check for non-zero product register address
	soc: aspeed: Fix snoop_file_poll()'s return type
	watchdog: sprd: Fix the incorrect pointer getting from driver data
	ipmi: Fix memory leak in __ipmi_bmc_register
	sched/core: Further clarify sched_class::set_next_task()
	gpiolib: No need to call gpiochip_remove_pin_ranges() twice
	rtw88: fix beaconing mode rsvd_page memory violation issue
	rtw88: fix error handling when setup efuse info
	drm/panfrost: Add missing check for pfdev->regulator
	drm: panel-lvds: Potential Oops in probe error handling
	drm/amdgpu: remove excess function parameter description
	hwrng: omap3-rom - Fix missing clock by probing with device tree
	dpaa2-eth: Fix minor bug in ethtool stats reporting
	drm/rockchip: Round up _before_ giving to the clock framework
	software node: Get reference to parent swnode in get_parent op
	PCI: mobiveil: Fix csr_read()/write() build issue
	drm: rcar_lvds: Fix color mismatches on R-Car H2 ES2.0 and later
	net: netsec: Correct dma sync for XDP_TX frames
	ACPI: platform: Unregister stale platform devices
	pwm: sun4i: Fix incorrect calculation of duty_cycle/period
	regulator: bd70528: Add MODULE_ALIAS to allow module auto loading
	drm/amdgpu/vi: silence an uninitialized variable warning
	power: supply: bd70528: Add MODULE_ALIAS to allow module auto loading
	firmware: imx: Remove call to devm_of_platform_populate
	libbpf: Don't use kernel-side u32 type in xsk.c
	rcu: Fix uninitialized variable in nocb_gp_wait()
	dpaa_eth: perform DMA unmapping before read
	dpaa_eth: avoid timestamp read on error paths
	scsi: ufs: delete redundant function ufshcd_def_desc_sizes()
	net: openvswitch: don't unlock mutex when changing the user_features fails
	hv_netvsc: flag software created hash value
	rt2800: remove errornous duplicate condition
	net: neigh: use long type to store jiffies delta
	net: axienet: Fix error return code in axienet_probe()
	selftests: gen_kselftest_tar.sh: Do not clobber kselftest/
	rtc: bd70528: fix module alias to autoload module
	packet: fix data-race in fanout_flow_is_huge()
	i2c: stm32f7: report dma error during probe
	kselftests: cgroup: Avoid the reuse of fd after it is deallocated
	firmware: arm_scmi: Fix doorbell ring logic for !CONFIG_64BIT
	mmc: sdio: fix wl1251 vendor id
	mmc: core: fix wl1251 sdio quirks
	tee: optee: Fix dynamic shm pool allocations
	tee: optee: fix device enumeration error handling
	workqueue: Add RCU annotation for pwq list walk
	SUNRPC: Fix another issue with MIC buffer space
	sched/cpufreq: Move the cfs_rq_util_change() call to cpufreq_update_util()
	mt76: mt76u: rely on usb_interface instead of usb_dev
	dma-direct: don't check swiotlb=force in dma_direct_map_resource
	afs: Remove set but not used variables 'before', 'after'
	dmaengine: ti: edma: fix missed failure handling
	drm/radeon: fix bad DMA from INTERRUPT_CNTL2
	xdp: Fix cleanup on map free for devmap_hash map type
	platform/chrome: wilco_ec: fix use after free issue
	block: fix memleak of bio integrity data
	s390/qeth: fix dangling IO buffers after halt/clear
	net-sysfs: Call dev_hold always in netdev_queue_add_kobject
	gpio: aspeed: avoid return type warning
	phy/rockchip: inno-hdmi: round clock rate down to closest 1000 Hz
	optee: Fix multi page dynamic shm pool alloc
	Linux 5.4.15

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I28b2a19657d40804406dc0e7c266296ce8768eb7
2020-01-26 11:14:46 +01:00
Justin Tee
ccbc5d03c2 block: fix memleak of bio integrity data
[ Upstream commit ece841abbed2da71fa10710c687c9ce9efb6bf69 ]

7c20f11680 ("bio-integrity: stop abusing bi_end_io") moves
bio_integrity_free from bio_uninit() to bio_integrity_verify_fn()
and bio_endio(). This way looks wrong because bio may be freed
without calling bio_endio(), for example, blk_rq_unprep_clone() is
called from dm_mq_queue_rq() when the underlying queue of dm-mpath
is busy.

So memory leak of bio integrity data is caused by commit 7c20f11680.

Fixes this issue by re-adding bio_integrity_free() to bio_uninit().

Fixes: 7c20f11680 ("bio-integrity: stop abusing bi_end_io")
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by Justin Tee <justin.tee@broadcom.com>

Add commit log, and simplify/fix the original patch wroten by Justin.

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-01-26 10:01:09 +01:00
Eric Biggers
5515324258 ANDROID: dm: add dm-default-key target for metadata encryption
Add a device-mapper target "dm-default-key" which assigns an encryption
key to bios that aren't for the contents of an encrypted file.

This ensures that all blocks on-disk will be encrypted with some key,
without the performance hit of file contents being encrypted twice when
fscrypt (File-Based Encryption) is used.

It is only appropriate to use dm-default-key when key configuration is
tightly controlled, like it is in Android, such that all fscrypt keys
are at least as hard to compromise as the default key.

Compared to the original version of dm-default-key, this has been
modified to use the new vendor-independent inline encryption framework
(which works even when no inline encryption hardware is present), the
table syntax has been changed to match dm-crypt, and support for
specifying Adiantum encryption has been added.  These changes also mean
that dm-default-key now always explicitly specifies the DUN (the IV).

Also, to handle f2fs moving blocks of encrypted files around without the
key, and to handle ext4 and f2fs filesystems mounted without
'-o inlinecrypt', the mapping logic is no longer "set a key on the bio
if it doesn't have one already", but rather "set a key on the bio unless
the bio has the bi_skip_dm_default_key flag set".  Filesystems set this
flag on *all* bios for encrypted file contents, regardless of whether
they are encrypting/decrypting the file using inline encryption or the
traditional filesystem-layer encryption, or moving the raw data.

For the bi_skip_dm_default_key flag, a new field in struct bio is used
rather than a bit in bi_opf so that fscrypt_set_bio_crypt_ctx() can set
the flag, minimizing the changes needed to filesystems.  (bi_opf is
usually overwritten after fscrypt_set_bio_crypt_ctx() is called.)

Bug: 137270441
Bug: 147814592
Change-Id: I69c9cd1e968ccf990e4ad96e5115b662237f5095
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-01-24 10:52:54 -08:00
Eric Biggers
695cfeb088 ANDROID: dm: add support for passing through inline crypto support
Update the device-mapper core to support exposing the inline crypto
support of the underlying device(s) through the device-mapper device.

This works by creating a "passthrough keyslot manager" for the dm
device, which declares support for the set of (crypto_mode,
data_unit_size) combos which all the underlying devices support.  When a
supported combo is used, the bio cloning code handles cloning the crypto
context to the bios for all the underlying devices.  When an unsupported
combo is used, the blk-crypto fallback is used as usual.

Crypto support on each underlying device is ignored unless the
corresponding dm target opts into exposing it.  This is needed because
for inline crypto to semantically operate on the original bio, the data
must not be transformed by the dm target.  Thus, targets like dm-linear
can expose crypto support of the underlying device, but targets like
dm-crypt can't.  (dm-crypt could use inline crypto itself, though.)

When a key is evicted from the dm device, it is evicted from all
underlying devices.

Bug: 137270441
Bug: 147814592
Change-Id: If28b574f2e28268db5eb9f325d4cf8f96cb63e3f
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-01-24 10:52:54 -08:00
Satya Tangirala
1fc06baadc ANDROID: block: Introduce passthrough keyslot manager
The regular keyslot manager is designed for devices that have a small
number of keyslots that need to be programmed with keys ahead of time,
and bios that are sent to the device need to be tagged with a keyslot
index.

Some inline encryption hardware may not have any limitations on the
number of keyslot, and may instead allow each bio to be tagged with
a raw key, data unit number, etc. rather than a pre-programmed keyslot's
index. These devices don't need any sort of keyslot management, and it's
better for these devices not to have to allocate a regular keyslot
manager with some fixed number of keyslots. These devices can instead
set up a passthrough keyslot manager in their request queue, which
require less resources than regular keyslot managers, as they simply
do no-ops when trying to program keys into slots.

Separately, the device mapper may map over devices that have inline
encryption hardware, and it wants to pass the key along to the
underlying hardware. While the DM layer can expose inline encryption
capabilities by setting up a regular keyslot manager with some fixed
number of keyslots in the dm device's request queue, this only wastes
memory since the keys programmed into the dm device's request queue
will never be used. Instead, it's better to set up a passthrough
keyslot manager for dm devices.

Bug: 137270441
Bug: 147814592
Change-Id: I6d91e83e86a73b0d6066873c8a9117cf2c089234
Signed-off-by: Satya Tangirala <satyat@google.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-01-24 10:52:54 -08:00
Eric Biggers
9f8ee7b47c ANDROID: block: export symbols needed for modules to use inline crypto
Export the blk-crypto symbols needed for modules to use inline crypto.

These would have already been exported, except that so far they've only
been used by fs/crypto/, which is no longer modular.

Bug: 137270441
Bug: 147814592
Change-Id: I64bf98aecabe891c188b30dd50124aacb1e008ca
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-01-24 10:52:54 -08:00
Eric Biggers
8aaaa67f9b ANDROID: block: fix some inline crypto bugs
While we're waiting for v7 of the inline crypto patchset, fix some bugs
that made it into the v6 patchset, including one that caused bios with
an encryption context to never be merged, and one that could cause
non-contiguous pages to incorrectly added to a bio.

Bug: 137270441
Change-Id: I3911fcd6c76b5c9063b86d6af6267ad990a46718
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-01-24 10:52:54 -08:00
Greg Kroah-Hartman
ea962facf5 This is the 5.4.14 stable release
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Merge 5.4.14 into android-5.4

Changes in 5.4.14
	ARM: dts: meson8: fix the size of the PMU registers
	clk: qcom: gcc-sdm845: Add missing flag to votable GDSCs
	soc: amlogic: meson-ee-pwrc: propagate PD provider registration errors
	soc: amlogic: meson-ee-pwrc: propagate errors from pm_genpd_init()
	dt-bindings: reset: meson8b: fix duplicate reset IDs
	ARM: dts: imx6q-dhcom: fix rtc compatible
	arm64: dts: ls1028a: fix endian setting for dcfg
	arm64: dts: imx8mm: Change SDMA1 ahb clock for imx8mm
	bus: ti-sysc: Fix iterating over clocks
	clk: Don't try to enable critical clocks if prepare failed
	Revert "gpio: thunderx: Switch to GPIOLIB_IRQCHIP"
	arm64: dts: imx8mq-librem5-devkit: use correct interrupt for the magnetometer
	ASoC: msm8916-wcd-digital: Reset RX interpolation path after use
	ASoC: stm32: sai: fix possible circular locking
	ASoC: stm32: dfsdm: fix 16 bits record
	ASoC: msm8916-wcd-analog: Fix selected events for MIC BIAS External1
	ASoC: msm8916-wcd-analog: Fix MIC BIAS Internal1
	ARM: OMAP2+: Fix ti_sysc_find_one_clockdomain to check for to_clk_hw_omap
	ARM: dts: imx7ulp: fix reg of cpu node
	ARM: dts: imx6q-dhcom: Fix SGTL5000 VDDIO regulator connection
	ASoC: Intel: bytcht_es8316: Fix Irbis NB41 netbook quirk
	ALSA: dice: fix fallback from protocol extension into limited functionality
	ALSA: seq: Fix racy access for queue timer in proc read
	ALSA: firewire-tascam: fix corruption due to spin lock without restoration in SoftIRQ context
	ALSA: usb-audio: fix sync-ep altsetting sanity check
	arm64: dts: allwinner: a64: olinuxino: Fix SDIO supply regulator
	arm64: dts: allwinner: a64: olinuxino: Fix eMMC supply regulator
	arm64: dts: agilex/stratix10: fix pmu interrupt numbers
	Fix built-in early-load Intel microcode alignment
	clk: sunxi-ng: r40: Allow setting parent rate for external clock outputs
	block: fix an integer overflow in logical block size
	fuse: fix fuse_send_readpages() in the syncronous read case
	io_uring: only allow submit from owning task
	cpuidle: teo: Fix intervals[] array indexing bug
	ARM: dts: am571x-idk: Fix gpios property to have the correct gpio number
	ARM: davinci: select CONFIG_RESET_CONTROLLER
	perf: Correctly handle failed perf_get_aux_event()
	iio: adc: ad7124: Fix DT channel configuration
	iio: imu: st_lsm6dsx: Fix selection of ST_LSM6DS3_ID
	iio: light: vcnl4000: Fix scale for vcnl4040
	iio: chemical: pms7003: fix unmet triggered buffer dependency
	iio: buffer: align the size of scan bytes to size of the largest element
	USB: serial: simple: Add Motorola Solutions TETRA MTP3xxx and MTP85xx
	USB: serial: option: Add support for Quectel RM500Q
	USB: serial: opticon: fix control-message timeouts
	USB: serial: option: add support for Quectel RM500Q in QDL mode
	USB: serial: suppress driver bind attributes
	USB: serial: ch341: handle unbound port at reset_resume
	USB: serial: io_edgeport: handle unbound ports on URB completion
	USB: serial: io_edgeport: add missing active-port sanity check
	USB: serial: keyspan: handle unbound ports
	USB: serial: quatech2: handle unbound ports
	staging: comedi: ni_routes: fix null dereference in ni_find_route_source()
	staging: comedi: ni_routes: allow partial routing information
	scsi: fnic: fix invalid stack access
	scsi: mptfusion: Fix double fetch bug in ioctl
	ptrace: reintroduce usage of subjective credentials in ptrace_has_cap()
	mtd: rawnand: gpmi: Fix suspend/resume problem
	mtd: rawnand: gpmi: Restore nfc timing setup after suspend/resume
	usb: core: hub: Improved device recognition on remote wakeup
	cpu/SMT: Fix x86 link error without CONFIG_SYSFS
	x86/resctrl: Fix an imbalance in domain_remove_cpu()
	x86/CPU/AMD: Ensure clearing of SME/SEV features is maintained
	locking/rwsem: Fix kernel crash when spinning on RWSEM_OWNER_UNKNOWN
	perf/x86/intel/uncore: Fix missing marker for snr_uncore_imc_freerunning_events
	x86/efistub: Disable paging at mixed mode entry
	s390/zcrypt: Fix CCA cipher key gen with clear key value function
	scsi: storvsc: Correctly set number of hardware queues for IDE disk
	mtd: spi-nor: Fix selection of 4-byte addressing opcodes on Spansion
	drm/i915: Add missing include file <linux/math64.h>
	x86/resctrl: Fix potential memory leak
	efi/earlycon: Fix write-combine mapping on x86
	s390/setup: Fix secure ipl message
	clk: samsung: exynos5420: Keep top G3D clocks enabled
	perf hists: Fix variable name's inconsistency in hists__for_each() macro
	locking/lockdep: Fix buffer overrun problem in stack_trace[]
	perf report: Fix incorrectly added dimensions as switch perf data file
	mm/shmem.c: thp, shmem: fix conflict of above-47bit hint address and PMD alignment
	mm/huge_memory.c: thp: fix conflict of above-47bit hint address and PMD alignment
	mm: memcg/slab: fix percpu slab vmstats flushing
	mm: memcg/slab: call flush_memcg_workqueue() only if memcg workqueue is valid
	mm, debug_pagealloc: don't rely on static keys too early
	btrfs: rework arguments of btrfs_unlink_subvol
	btrfs: fix invalid removal of root ref
	btrfs: do not delete mismatched root refs
	btrfs: relocation: fix reloc_root lifespan and access
	btrfs: fix memory leak in qgroup accounting
	btrfs: check rw_devices, not num_devices for balance
	Btrfs: always copy scrub arguments back to user space
	mm/memory_hotplug: don't free usage map when removing a re-added early section
	mm/page-writeback.c: avoid potential division by zero in wb_min_max_ratio()
	mm: khugepaged: add trace status description for SCAN_PAGE_HAS_PRIVATE
	ARM: dts: imx6qdl-sabresd: Remove incorrect power supply assignment
	ARM: dts: imx6sx-sdb: Remove incorrect power supply assignment
	ARM: dts: imx6sl-evk: Remove incorrect power supply assignment
	ARM: dts: imx6sll-evk: Remove incorrect power supply assignment
	ARM: dts: imx6q-icore-mipi: Use 1.5 version of i.Core MX6DL
	ARM: dts: imx7: Fix Toradex Colibri iMX7S 256MB NAND flash support
	net: stmmac: 16KB buffer must be 16 byte aligned
	net: stmmac: Enable 16KB buffer size
	reset: Fix {of,devm}_reset_control_array_get kerneldoc return types
	tipc: fix potential hanging after b/rcast changing
	tipc: fix retrans failure due to wrong destination
	net: fix kernel-doc warning in <linux/netdevice.h>
	block: Fix the type of 'sts' in bsg_queue_rq()
	drm/amd/display: Reorder detect_edp_sink_caps before link settings read.
	bpf: Fix incorrect verifier simulation of ARSH under ALU32
	bpf: Sockmap/tls, during free we may call tcp_bpf_unhash() in loop
	bpf: Sockmap, ensure sock lock held during tear down
	bpf: Sockmap/tls, push write_space updates through ulp updates
	bpf: Sockmap, skmsg helper overestimates push, pull, and pop bounds
	bpf: Sockmap/tls, msg_push_data may leave end mark in place
	bpf: Sockmap/tls, tls_sw can create a plaintext buf > encrypt buf
	bpf: Sockmap/tls, skmsg can have wrapped skmsg that needs extra chaining
	bpf: Sockmap/tls, fix pop data with SK_DROP return code
	i2c: tegra: Fix suspending in active runtime PM state
	i2c: tegra: Properly disable runtime PM on driver's probe error
	cfg80211: fix deadlocks in autodisconnect work
	cfg80211: fix memory leak in nl80211_probe_mesh_link
	cfg80211: fix memory leak in cfg80211_cqm_rssi_update
	cfg80211: fix page refcount issue in A-MSDU decap
	bpf/sockmap: Read psock ingress_msg before sk_receive_queue
	i2c: iop3xx: Fix memory leak in probe error path
	netfilter: fix a use-after-free in mtype_destroy()
	netfilter: arp_tables: init netns pointer in xt_tgdtor_param struct
	netfilter: nat: fix ICMP header corruption on ICMP errors
	netfilter: nft_tunnel: fix null-attribute check
	netfilter: nft_tunnel: ERSPAN_VERSION must not be null
	netfilter: nf_tables: remove WARN and add NLA_STRING upper limits
	netfilter: nf_tables: store transaction list locally while requesting module
	netfilter: nf_tables: fix flowtable list del corruption
	NFC: pn533: fix bulk-message timeout
	net: bpf: Don't leak time wait and request sockets
	bpftool: Fix printing incorrect pointer in btf_dump_ptr
	batman-adv: Fix DAT candidate selection on little endian systems
	macvlan: use skb_reset_mac_header() in macvlan_queue_xmit()
	hv_netvsc: Fix memory leak when removing rndis device
	net: avoid updating qdisc_xmit_lock_key in netdev_update_lockdep_key()
	net: dsa: tag_qca: fix doubled Tx statistics
	net: hns3: pad the short frame before sending to the hardware
	net: hns: fix soft lockup when there is not enough memory
	net: phy: dp83867: Set FORCE_LINK_GOOD to default after reset
	net/sched: act_ife: initalize ife->metalist earlier
	net: usb: lan78xx: limit size of local TSO packets
	net/wan/fsl_ucc_hdlc: fix out of bounds write on array utdm_info
	ptp: free ptp device pin descriptors properly
	r8152: add missing endpoint sanity check
	tcp: fix marked lost packets not being retransmitted
	bnxt_en: Fix NTUPLE firmware command failures.
	bnxt_en: Fix ipv6 RFS filter matching logic.
	bnxt_en: Do not treat DSN (Digital Serial Number) read failure as fatal.
	net: ethernet: ave: Avoid lockdep warning
	net: systemport: Fixed queue mapping in internal ring map
	net: dsa: sja1105: Don't error out on disabled ports with no phy-mode
	net: dsa: tag_gswip: fix typo in tagger name
	net: sched: act_ctinfo: fix memory leak
	net: dsa: bcm_sf2: Configure IMP port for 2Gb/sec
	i40e: prevent memory leak in i40e_setup_macvlans
	drm/amdgpu: allow direct upload save restore list for raven2
	sh_eth: check sh_eth_cpu_data::dual_port when dumping registers
	mlxsw: spectrum: Do not modify cloned SKBs during xmit
	mlxsw: spectrum: Wipe xstats.backlog of down ports
	mlxsw: spectrum_qdisc: Include MC TCs in Qdisc counters
	net: stmmac: selftests: Make it work in Synopsys AXS101 boards
	net: stmmac: selftests: Mark as fail when received VLAN ID != expected
	selftests: mlxsw: qos_mc_aware: Fix mausezahn invocation
	net: stmmac: selftests: Update status when disabling RSS
	net: stmmac: tc: Do not setup flower filtering if RSS is enabled
	devlink: Wait longer before warning about unset port type
	xen/blkfront: Adjust indentation in xlvbd_alloc_gendisk
	dt-bindings: Add missing 'properties' keyword enclosing 'snps,tso'
	tcp: refine rule to allow EPOLLOUT generation under mem pressure
	irqchip: Place CONFIG_SIFIVE_PLIC into the menu
	arm64: dts: qcom: msm8998: Disable coresight by default
	cw1200: Fix a signedness bug in cw1200_load_firmware()
	arm64: dts: meson: axg: fix audio fifo reg size
	arm64: dts: meson: g12: fix audio fifo reg size
	arm64: dts: meson-gxl-s905x-khadas-vim: fix gpio-keys-polled node
	arm64: dts: renesas: r8a77970: Fix PWM3
	arm64: dts: marvell: Add AP806-dual missing CPU clocks
	cfg80211: check for set_wiphy_params
	tick/sched: Annotate lockless access to last_jiffies_update
	arm64: dts: marvell: Fix CP110 NAND controller node multi-line comment alignment
	arm64: dts: renesas: r8a774a1: Remove audio port node
	arm64: dts: imx8mm-evk: Assigned clocks for audio plls
	arm64: dts: qcom: sdm845-cheza: delete zap-shader
	ARM: dts: imx6ul-kontron-n6310-s: Disable the snvs-poweroff driver
	arm64: dts: allwinner: a64: Re-add PMU node
	ARM: dts: dra7: fix cpsw mdio fck clock
	arm64: dts: juno: Fix UART frequency
	ARM: dts: Fix sgx sysconfig register for omap4
	Revert "arm64: dts: juno: add dma-ranges property"
	mtd: devices: fix mchp23k256 read and write
	mtd: cfi_cmdset_0002: only check errors when ready in cfi_check_err_status()
	mtd: cfi_cmdset_0002: fix delayed error detection on HyperFlash
	um: Don't trace irqflags during shutdown
	um: virtio_uml: Disallow modular build
	reiserfs: fix handling of -EOPNOTSUPP in reiserfs_for_each_xattr
	scsi: esas2r: unlock on error in esas2r_nvram_read_direct()
	scsi: hisi_sas: Don't create debugfs dump folder twice
	scsi: hisi_sas: Set the BIST init value before enabling BIST
	scsi: qla4xxx: fix double free bug
	scsi: bnx2i: fix potential use after free
	scsi: target: core: Fix a pr_debug() argument
	scsi: lpfc: fix: Coverity: lpfc_get_scsi_buf_s3(): Null pointer dereferences
	scsi: hisi_sas: Return directly if init hardware failed
	scsi: scsi_transport_sas: Fix memory leak when removing devices
	scsi: qla2xxx: Fix qla2x00_request_irqs() for MSI
	scsi: qla2xxx: fix rports not being mark as lost in sync fabric scan
	scsi: core: scsi_trace: Use get_unaligned_be*()
	scsi: lpfc: Fix list corruption detected in lpfc_put_sgl_per_hdwq
	scsi: lpfc: Fix hdwq sgl locks and irq handling
	scsi: lpfc: Fix a kernel warning triggered by lpfc_get_sgl_per_hdwq()
	rtw88: fix potential read outside array boundary
	perf probe: Fix wrong address verification
	perf script: Allow --time with --reltime
	clk: sprd: Use IS_ERR() to validate the return value of syscon_regmap_lookup_by_phandle()
	clk: imx7ulp: Correct system clock source option #7
	clk: imx7ulp: Correct DDR clock mux options
	regulator: ab8500: Remove SYSCLKREQ from enum ab8505_regulator_id
	hwmon: (pmbus/ibm-cffps) Switch LEDs to blocking brightness call
	hwmon: (pmbus/ibm-cffps) Fix LED blink behavior
	perf script: Fix --reltime with --time
	scsi: lpfc: use hdwq assigned cpu for allocation
	Linux 5.4.14

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I400bdf3be682df698c2477fbf869d5ad8ce300b5
2020-01-23 08:37:43 +01:00
Bart Van Assche
7ecc610a30 block: Fix the type of 'sts' in bsg_queue_rq()
commit c44a4edb20938c85b64a256661443039f5bffdea upstream.

This patch fixes the following sparse warnings:

block/bsg-lib.c:269:19: warning: incorrect type in initializer (different base types)
block/bsg-lib.c:269:19:    expected int sts
block/bsg-lib.c:269:19:    got restricted blk_status_t [usertype]
block/bsg-lib.c:286:16: warning: incorrect type in return expression (different base types)
block/bsg-lib.c:286:16:    expected restricted blk_status_t
block/bsg-lib.c:286:16:    got int [assigned] sts

Cc: Martin Wilck <mwilck@suse.com>
Fixes: d46fe2cb2d ("block: drop device references in bsg_queue_rq()")
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-23 08:22:44 +01:00
Mikulas Patocka
6eed26e35c block: fix an integer overflow in logical block size
commit ad6bf88a6c19a39fb3b0045d78ea880325dfcf15 upstream.

Logical block size has type unsigned short. That means that it can be at
most 32768. However, there are architectures that can run with 64k pages
(for example arm64) and on these architectures, it may be possible to
create block devices with 64k block size.

For exmaple (run this on an architecture with 64k pages):

Mount will fail with this error because it tries to read the superblock using 2-sector
access:
  device-mapper: writecache: I/O is not aligned, sector 2, size 1024, block size 65536
  EXT4-fs (dm-0): unable to read superblock

This patch changes the logical block size from unsigned short to unsigned
int to avoid the overflow.

Cc: stable@vger.kernel.org
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-23 08:22:32 +01:00
Barani Muthukumaran
3e8cceb730 ANDROID: block: add KSM op to derive software secret from wrapped key
Some inline encryption hardware supports protecting the keys in hardware
and only exposing wrapped keys to software.  To use this capability,
userspace must provide a hardware-wrapped key rather than a raw key.

However, users of inline encryption in the kernel won't necessarily use
the user-specified key directly for inline encryption.  E.g. with
fscrypt with IV_INO_LBLK_64 policies, each user-provided key is used to
derive a file contents encryption key, filenames encryption key, and key
identifier.  Since inline encryption can only be used with file
contents, if the user were to provide a wrapped key there would
(naively) be no way to encrypt filenames or derive the key identifier.

This problem is solved by designing the hardware to internally use the
unwrapped key as input to a KDF from which multiple cryptographically
isolated keys can be derived, including both the inline crypto key (not
exposed to software) and a secret that *is* exposed to software.

Add a function to the keyslot manager to allow upper layers to request
this software secret from a hardware-wrapped key.

Bug: 147209885

Change-Id: Iffb05b297b7ba3f3e865e798e4bb73aef4e6ba19
Co-developed-by: Gaurav Kashyap <gaurkash@codeaurora.org>
Signed-off-by: Gaurav Kashyap <gaurkash@codeaurora.org>
Signed-off-by: Barani Muthukumaran <bmuthuku@codeaurora.org>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-01-22 04:31:52 +00:00
Barani Muthukumaran
e25d82c5a0 ANDROID: block: provide key size as input to inline crypto APIs
Currently, blk-crypto uses the algorithm to determine the size of keys.
However, some inline encryption hardware supports protecting keys from
software by wrapping the storage keys with an ephemeral key.  Since
these wrapped keys are not of a fixed size, add the capability to
provide the key size when initializing a blk_crypto_key, and update the
keyslot manager to take size into account when comparing keys.

Bug: 147209885

Change-Id: Ibc2e4807e0a0ec473e72d131e0f20abb3a6033b5
Co-developed-by: Gaurav Kashyap <gaurkash@codeaurora.org>
Signed-off-by: Gaurav Kashyap <gaurkash@codeaurora.org>
Signed-off-by: Barani Muthukumaran <bmuthuku@codeaurora.org>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2020-01-22 04:31:41 +00:00