1 files changed, 43 insertions, 0 deletions
diff --git a/results/classifier/accel-gemma3:12b/kvm/2276 b/results/classifier/accel-gemma3:12b/kvm/2276
new file mode 100644
index 00000000..c80e7128
--- /dev/null
+++ b/results/classifier/accel-gemma3:12b/kvm/2276
@@ -0,0 +1,43 @@
+
+qemu crash for  suspend and resume vm while backup disk of vm
+Description of problem:
+![image](/uploads/40e41df2dab7e0d3dacb6c07c1bf42b1/image.png)
+Steps to reproduce:
+1. virsh create vm2.xml
+2. virsh backup-begin domid
+3. virsh suspend domid
+4. sleep 1 && virsh resume domid
+
+qemu crash
+Additional information:
+static int blk_do_set_aio_context(BlockBackend *blk, AioContext *new_context,
+                                  bool update_root_node, Error **errp)
+{
+    BlockDriverState *bs = blk_bs(blk);
+    ThrottleGroupMember *tgm = &blk->public.throttle_group_member;
+    int ret;
+
+    if (bs) {
+        bdrv_ref(bs);
+
+        if (update_root_node) {
+            ret = bdrv_child_try_set_aio_context(bs, new_context, blk->root,
+                                                 errp);
+            if (ret < 0) {
+                bdrv_unref(bs);
+                return ret;
+            }
+        }
+        if (tgm->throttle_state) {
+         _   ****bdrv_drained_begin(bs);----- bs->aio_context->lock lock count is 0,so unlock failed**_
+            throttle_group_detach_aio_context(tgm);
+            throttle_group_attach_aio_context(tgm, new_context);
+            bdrv_drained_end(bs);
+        }
+
+        bdrv_unref(bs);
+    }
+
+    blk->ctx = new_context;
+    return 0;
+}