diff --git a/block/blk-core.c b/block/blk-core.c
index ecc124ec53bb72ddf9315154d2936bd098da2064..d6ec7db9a9f43faafdd3cb938132fb6b43b44e9e 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1060,8 +1060,8 @@ static struct request *__get_request(struct request_list *rl, int rw_flags,
 	 * shouldn't stall IO.  Treat this request as !elvpriv.  This will
 	 * disturb iosched and blkcg but weird is bettern than dead.
 	 */
-	printk_ratelimited(KERN_WARNING "%s: request aux data allocation failed, iosched may be disturbed\n",
-			   dev_name(q->backing_dev_info.dev));
+	printk_ratelimited(KERN_WARNING "%s: dev %s: request aux data allocation failed, iosched may be disturbed\n",
+			   __func__, dev_name(q->backing_dev_info.dev));
 
 	rq->cmd_flags &= ~REQ_ELVPRIV;
 	rq->elv.icq = NULL;