diff --git a/block/genhd.c b/block/genhd.c
index 99c64641c314..be9ce35cf0fe 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -822,7 +822,8 @@ static void __device_add_disk(struct device *parent, struct gendisk *disk,
 		/* Register BDI before referencing it from bdev */
 		dev->devt = devt;
 		ret = bdi_register(bdi, "%u:%u", MAJOR(devt), MINOR(devt));
-		WARN_ON(ret);
+		if (ret)
+			pr_warn("%s: failed to register backing dev info\n", disk->disk_name);
 		bdi_set_owner(bdi, dev);
 		blk_register_region(disk_devt(disk), disk->minors, NULL,
 				    exact_match, exact_lock, disk);