diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 74a4ba9f9cee8945bdb20dfb97b7d54ef8d92df3..4bdf14f459fe50aac9cf77efaf6250c5c5ab932f 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -971,11 +971,15 @@ static bool stop_waiting_barrier(struct r10conf *conf)
 	    (!bio_list_empty(&bio_list[0]) || !bio_list_empty(&bio_list[1])))
 		return true;
 
-	/* move on if recovery thread is blocked by us */
-	if (conf->mddev->thread->tsk == current &&
-	    test_bit(MD_RECOVERY_RUNNING, &conf->mddev->recovery) &&
-	    conf->nr_queued > 0)
+	/*
+	 * move on if io is issued from raid10d(), nr_pending is not released
+	 * from original io(see handle_read_error()). All raise barrier is
+	 * blocked until this io is done.
+	 */
+	if (conf->mddev->thread->tsk == current) {
+		WARN_ON_ONCE(atomic_read(&conf->nr_pending) == 0);
 		return true;
+	}
 
 	return false;
 }
@@ -2605,9 +2609,13 @@ static void handle_read_error(struct mddev *mddev, struct r10bio *r10_bio)
 		md_error(mddev, rdev);
 
 	rdev_dec_pending(rdev, mddev);
-	allow_barrier(conf);
 	r10_bio->state = 0;
 	raid10_read_request(mddev, r10_bio->master_bio, r10_bio, true);
+	/*
+	 * allow_barrier after re-submit to ensure no sync io
+	 * can be issued while regular io pending.
+	 */
+	allow_barrier(conf);
 }
 
 static void handle_write_completed(struct r10conf *conf, struct r10bio *r10_bio)