diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index e67a2757c53e..dfde0088147a 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1514,6 +1514,8 @@ static int __send_duplicate_bios(struct clone_info *ci, struct dm_target *ti,
 		ret = 1;
 		break;
 	default:
+		if (len)
+			setup_split_accounting(ci, *len);
 		/* dm_accept_partial_bio() is not supported with shared tio->len_ptr */
 		alloc_multiple_bios(&blist, ci, ti, num_bios, len);
 		while ((clone = bio_list_pop(&blist))) {