[  770.033855][ T8739] veth0: entered allmulticast mode
[  770.034209][ T8739] veth1: entered allmulticast mode
[  770.034447][ T8739] veth2: entered allmulticast mode
[  770.034673][ T8739] veth3: entered allmulticast mode
[  781.062134][ T8739] veth0: left allmulticast mode
[  781.062389][ T8739] veth1: left allmulticast mode
[  781.062569][ T8739] veth2: left allmulticast mode
[  781.062744][ T8739] veth3: left allmulticast mode