[  729.965978][ T7756] veth0: entered allmulticast mode
[  729.966344][ T7756] veth1: entered allmulticast mode
[  729.966598][ T7756] veth2: entered allmulticast mode
[  729.966841][ T7756] veth3: entered allmulticast mode
[  741.564762][ T7756] veth0: left allmulticast mode
[  741.565006][ T7756] veth1: left allmulticast mode
[  741.565185][ T7756] veth2: left allmulticast mode
[  741.565364][ T7756] veth3: left allmulticast mode