1 files changed, 4 insertions, 0 deletions
diff --git a/block/nbd.c b/block/nbd.c
index 5ff8a57..dc6c3f3 100644
--- a/block/nbd.c
+++ b/block/nbd.c
@@ -110,6 +110,10 @@ static void nbd_clear_bdrvstate(BlockDriverState *bs)
 
     yank_unregister_instance(BLOCKDEV_YANK_INSTANCE(bs->node_name));
 
+    /* Must not leave timers behind that would access freed data */
+    assert(!s->reconnect_delay_timer);
+    assert(!s->open_timer);
+
     object_unref(OBJECT(s->tlscreds));
     qapi_free_SocketAddress(s->saddr);
     s->saddr = NULL;