diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index f494b356e87678ee8ea745a60c4a0eefabd12bf2..e6db49699bce8e94cefd28a401a3ad17ed6e5146 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -334,7 +334,7 @@ static void __rpc_sleep_on_priority(struct rpc_wait_queue *q,
 
 	__rpc_add_wait_queue(q, task, queue_priority);
 
-	BUG_ON(task->tk_callback != NULL);
+	WARN_ON_ONCE(task->tk_callback != NULL);
 	task->tk_callback = action;
 	__rpc_add_timer(q, task);
 }