1 files changed, 72 insertions, 0 deletions
diff --git a/results/classifier/118/graphic/2276 b/results/classifier/118/graphic/2276
new file mode 100644
index 000000000..766b1b91b
--- /dev/null
+++ b/results/classifier/118/graphic/2276
@@ -0,0 +1,72 @@
+graphic: 0.992
+performance: 0.887
+architecture: 0.869
+files: 0.853
+hypervisor: 0.831
+device: 0.828
+peripherals: 0.825
+PID: 0.721
+semantic: 0.700
+socket: 0.689
+vnc: 0.676
+ppc: 0.667
+TCG: 0.660
+debug: 0.645
+VMM: 0.622
+virtual: 0.617
+register: 0.590
+network: 0.578
+kernel: 0.565
+i386: 0.560
+x86: 0.546
+risc-v: 0.542
+permissions: 0.525
+KVM: 0.521
+assembly: 0.506
+arm: 0.503
+user-level: 0.489
+mistranslation: 0.438
+boot: 0.407
+
+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;
+}