diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 24d0265191d4..3d2e3b2ec528 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -5906,6 +5906,7 @@ static struct workqueue_struct *__alloc_workqueue(const char *fmt,
 	return NULL;
 }
 
+__printf(1, 0)
 static struct workqueue_struct *alloc_workqueue_va(const char *fmt,
 						   unsigned int flags,
 						   int max_active,