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xfs: fix use-after-free when aborting corrupt attr inactivation

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commit 496b9bcd62b0b3a160be61e3265a086f97adcbd3 upstream.

Log the corrupt buffer before we release the buffer.

Fixes: a5155b870d687 ("xfs: always log corruption errors")
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Acked-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Darrick J. Wong 2022-09-24 18:26:56 +05:30 committed by Greg Kroah-Hartman
parent 8b3c9eb1b3
commit 26e7c965f4
1 changed files with 1 additions and 1 deletions
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2
fs/xfs/xfs_attr_inactive.c
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@ -209,8 +209,8 @@ xfs_attr3_node_inactive(
* Since this code is recursive (gasp!) we must protect ourselves.
*/
if (level > XFS_DA_NODE_MAXDEPTH) {
xfs_trans_brelse(*trans, bp); /* no locks for later trans */
xfs_buf_corruption_error(bp);
xfs_trans_brelse(*trans, bp); /* no locks for later trans */
return -EFSCORRUPTED;
}