[  844.466811][ T7742] veth0: entered allmulticast mode
[  844.467187][ T7742] veth1: entered allmulticast mode
[  844.467444][ T7742] veth2: entered allmulticast mode
[  844.467683][ T7742] veth3: entered allmulticast mode
[  855.695588][ T7742] veth0: left allmulticast mode
[  855.695829][ T7742] veth1: left allmulticast mode
[  855.696559][ T7742] veth2: left allmulticast mode
[  855.696736][ T7742] veth3: left allmulticast mode