[  667.534261][T21914] veth0: entered allmulticast mode
[  667.534611][T21914] veth1: entered allmulticast mode
[  667.534855][T21914] veth2: entered allmulticast mode
[  667.535094][T21914] veth3: entered allmulticast mode
[  667.535335][T21914] veth4: entered allmulticast mode
[  667.535571][T21914] veth5: entered allmulticast mode
[  679.658365][T21914] veth0: left allmulticast mode
[  679.658658][T21914] veth1: left allmulticast mode
[  679.658904][T21914] veth2: left allmulticast mode
[  679.659142][T21914] veth3: left allmulticast mode
[  679.660406][T21914] veth4: left allmulticast mode
[  679.660645][T21914] veth5: left allmulticast mode