diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index e5838bf516e3..bc5f4b048eed 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -7539,7 +7539,8 @@ static void raid5_free_percpu(struct r5conf *conf)
 	if (!conf->percpu)
 		return;
 
-	cpuhp_state_remove_instance(CPUHP_MD_RAID5_PREPARE, &conf->node);
+	if (!hlist_unhashed_lockless(&conf->node))
+		cpuhp_state_remove_instance(CPUHP_MD_RAID5_PREPARE, &conf->node);
 	free_percpu(conf->percpu);
 }