1 files changed, 4 insertions, 0 deletions
diff --git a/block/vhdx.c b/block/vhdx.c
index a67edcc..73cb214 100644
--- a/block/vhdx.c
+++ b/block/vhdx.c
@@ -1001,11 +1001,15 @@ static int vhdx_open(BlockDriverState *bs, QDict *options, int flags,
     uint64_t signature;
     Error *local_err = NULL;
 
+    GLOBAL_STATE_CODE();
+
     ret = bdrv_open_file_child(NULL, options, "file", bs, errp);
     if (ret < 0) {
         return ret;
     }
 
+    GRAPH_RDLOCK_GUARD_MAINLOOP();
+
     s->bat = NULL;
     s->first_visible_write = true;