diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 66ec08de6dac515fe0fff8ac87032788dfe0210b..211eadb23323b80cff3a9e094b5bc238b09ca06f 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -2509,6 +2509,9 @@ bool flush_work(struct work_struct *work)
 {
 	struct wq_barrier barr;
 
+	lock_map_acquire(&work->lockdep_map);
+	lock_map_release(&work->lockdep_map);
+
 	if (start_flush_work(work, &barr, true)) {
 		wait_for_completion(&barr.done);
 		destroy_work_on_stack(&barr.work);