[  913.686359][T21640] veth0: entered allmulticast mode
[  913.686666][T21640] veth1: entered allmulticast mode
[  913.687280][T21640] veth2: entered allmulticast mode
[  913.687514][T21640] veth3: entered allmulticast mode
[  924.523106][T21640] veth0: left allmulticast mode
[  924.523358][T21640] veth1: left allmulticast mode
[  924.523563][T21640] veth2: left allmulticast mode
[  924.523750][T21640] veth3: left allmulticast mode