diff --git a/sys/geom/mirror/g_mirror.c b/sys/geom/mirror/g_mirror.c
index 8ddb529bc3d7..56e52bb94d7f 100644
--- a/sys/geom/mirror/g_mirror.c
+++ b/sys/geom/mirror/g_mirror.c
@@ -1813,12 +1813,19 @@ g_mirror_worker(void *arg)
 		bioq_remove(&sc->sc_queue, bp);
 		mtx_unlock(&sc->sc_queue_mtx);
 
-		if ((bp->bio_cflags & G_MIRROR_BIO_FLAG_REGULAR) != 0)
-			g_mirror_regular_request(bp);
-		else if ((bp->bio_cflags & G_MIRROR_BIO_FLAG_SYNC) != 0)
-			g_mirror_sync_request(bp);
-		else
+		if (bp->bio_to != sc->sc_provider) {
+			if ((bp->bio_cflags & G_MIRROR_BIO_FLAG_REGULAR) != 0)
+				g_mirror_regular_request(bp);
+			else if ((bp->bio_cflags & G_MIRROR_BIO_FLAG_SYNC) != 0)
+				g_mirror_sync_request(bp);
+			else {
+				KASSERT(0,
+				    ("Invalid request cflags=0x%hhx to=%s.",
+				    bp->bio_cflags, bp->bio_to->name));
+			}
+		} else {
 			g_mirror_register_request(bp);
+		}
 		G_MIRROR_DEBUG(5, "%s: I'm here 9.", __func__);
 	}
 }
diff --git a/sys/geom/raid3/g_raid3.c b/sys/geom/raid3/g_raid3.c
index 89f56864d333..177148bde75d 100644
--- a/sys/geom/raid3/g_raid3.c
+++ b/sys/geom/raid3/g_raid3.c
@@ -2061,11 +2061,17 @@ process:
 		bioq_remove(&sc->sc_queue, bp);
 		mtx_unlock(&sc->sc_queue_mtx);
 
-		if ((bp->bio_cflags & G_RAID3_BIO_CFLAG_REGULAR) != 0)
-			g_raid3_regular_request(bp);
-		else if ((bp->bio_cflags & G_RAID3_BIO_CFLAG_SYNC) != 0)
-			g_raid3_sync_request(bp);
-		else if (g_raid3_register_request(bp) != 0) {
+		if (bp->bio_to != sc->sc_provider) {
+			if ((bp->bio_cflags & G_RAID3_BIO_CFLAG_REGULAR) != 0)
+				g_raid3_regular_request(bp);
+			else if ((bp->bio_cflags & G_RAID3_BIO_CFLAG_SYNC) != 0)
+				g_raid3_sync_request(bp);
+			else {
+				KASSERT(0,
+				    ("Invalid request cflags=0x%hhx to=%s.",
+				    bp->bio_cflags, bp->bio_to->name));
+			}
+		} else if (g_raid3_register_request(bp) != 0) {
 			mtx_lock(&sc->sc_queue_mtx);
 			bioq_insert_head(&sc->sc_queue, bp);
 			/*