diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index c36c86c..9a3128d 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -1818,7 +1818,9 @@
 	 * lock freed" warnings as well as problems when looking into
 	 * work->lockdep_map, make a copy and use that here.
 	 */
-	struct lockdep_map lockdep_map = work->lockdep_map;
+	struct lockdep_map lockdep_map;
+
+	lockdep_copy_map(&lockdep_map, &work->lockdep_map);
 #endif
 	/*
 	 * A single work shouldn't be executed concurrently by