diff --git a/kernel/mutex-debug.h b/kernel/mutex-debug.h
index 8417b52ebd6539fb5bbfbf64eabd51228b2b24e5..bdab13a9ee2608de76f55993bd884f68008f74c7 100644
--- a/kernel/mutex-debug.h
+++ b/kernel/mutex-debug.h
@@ -103,17 +103,9 @@ do {							\
 	}						\
 } while (0)
 
-# define DEBUG_BUG_ON(c)				\
-do {							\
-	if (unlikely(c))				\
-		DEBUG_BUG();				\
-} while (0)
-
 #ifdef CONFIG_SMP
 # define SMP_DEBUG_LOCKS_WARN_ON(c)			DEBUG_LOCKS_WARN_ON(c)
-# define SMP_DEBUG_BUG_ON(c)				DEBUG_BUG_ON(c)
 #else
 # define SMP_DEBUG_LOCKS_WARN_ON(c)			do { } while (0)
-# define SMP_DEBUG_BUG_ON(c)				do { } while (0)
 #endif