diff --git a/mm/kasan/common.c b/mm/kasan/common.c
index 6814d6d6a023..ac9f624158b9 100644
--- a/mm/kasan/common.c
+++ b/mm/kasan/common.c
@@ -700,7 +700,7 @@ static int __meminit kasan_mem_notifier(struct notifier_block *nb,
 			return NOTIFY_OK;
 
 		ret = __vmalloc_node_range(shadow_size, PAGE_SIZE, shadow_start,
-					shadow_end, GFP_KERNEL,
+					shadow_end, GFP_KERNEL | __GFP_ZERO,
 					PAGE_KERNEL, VM_NO_GUARD,
 					pfn_to_nid(mem_data->start_pfn),
 					__builtin_return_address(0));