[  728.083466][ T8420] veth0: entered allmulticast mode
[  728.083776][ T8420] veth1: entered allmulticast mode
[  728.084006][ T8420] veth2: entered allmulticast mode
[  728.084274][ T8420] veth3: entered allmulticast mode
[  739.240704][ T8420] veth0: left allmulticast mode
[  739.240945][ T8420] veth1: left allmulticast mode
[  739.241132][ T8420] veth2: left allmulticast mode
[  739.241307][ T8420] veth3: left allmulticast mode