diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 3bd5aa6dedb35e6fd4ccc1c4d09cf046541ef8c8..aee13d30a7dec62a0e1ead2d1ccb4bd66991e5e4 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -393,9 +393,12 @@ static inline void list_del_leaf_cfs_rq(struct cfs_rq *cfs_rq)
 	}
 }
 
+/*
+ * There are possible rq deadlock when warn is triggered,
+ * since try_to_wake_up may called by __warn_printk.
+ */
 static inline void assert_list_leaf_cfs_rq(struct rq *rq)
 {
-	SCHED_WARN_ON(rq->tmp_alone_branch != &rq->leaf_cfs_rq_list);
 }
 
 /* Iterate thr' all leaf cfs_rq's on a runqueue */