diff --git a/mm/slab.c b/mm/slab.c
index 78eb8c5bf4e4ca126dbba917904216ab27fdf72f..c84458281a8866b7ab880609bead7ccc0be79a83 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -4408,6 +4408,8 @@ void __check_heap_object(const void *ptr, unsigned long n, struct page *page,
 	unsigned int objnr;
 	unsigned long offset;
 
+	ptr = kasan_reset_tag(ptr);
+
 	/* Find and validate object. */
 	cachep = page->slab_cache;
 	objnr = obj_to_index(cachep, page, (void *)ptr);