diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 1127aba1752b..180f75846935 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5401,7 +5401,7 @@ static int mem_cgroup_css_online(struct cgroup_subsys_state *css)
 	refcount_set(&memcg->id.ref, 1);
 	css_get(css);
 
-	if (unlikely(mem_cgroup_is_root(memcg)))
+	if (unlikely(mem_cgroup_is_root(memcg)) && !mem_cgroup_disabled())
 		queue_delayed_work(system_unbound_wq, &stats_flush_dwork,
 				   2UL*HZ);
 	lru_gen_online_memcg(memcg);