diff --git a/block/blk-map.c b/block/blk-map.c
index 21630dccac628c3fac3131c5d900fc144ea962e1..ede73f4f70147eec51e7c89ed48a6534c19eef99 100644
--- a/block/blk-map.c
+++ b/block/blk-map.c
@@ -488,7 +488,7 @@ static struct bio *bio_copy_kern(struct request_queue *q, void *data,
 		if (bytes > len)
 			bytes = len;
 
-		page = alloc_page(q->bounce_gfp | gfp_mask);
+		page = alloc_page(q->bounce_gfp | __GFP_ZERO | gfp_mask);
 		if (!page)
 			goto cleanup;