[  823.226173][T20652] veth0: entered allmulticast mode
[  823.226667][T20652] veth1: entered allmulticast mode
[  823.227034][T20652] veth2: entered allmulticast mode
[  823.227376][T20652] veth3: entered allmulticast mode
[  835.380378][T20652] veth0: left allmulticast mode
[  835.380890][T20652] veth1: left allmulticast mode
[  835.381368][T20652] veth2: left allmulticast mode
[  835.381835][T20652] veth3: left allmulticast mode