diff --git a/mm/slub.c b/mm/slub.c
index c80e669..2d28301 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -513,6 +513,7 @@ static inline int check_valid_pointer(struct kmem_cache *s,
 		return 1;
 
 	base = page_address(page);
+	object = kasan_reset_tag(object);
 	object = restore_red_left(s, object);
 	if (object < base || object >= base + page->objects * s->size ||
 		(object - base) % s->size) {