[ 1496.625407][ T9012] veth0: entered allmulticast mode
[ 1496.625887][ T9012] veth1: entered allmulticast mode
[ 1496.626187][ T9012] veth2: entered allmulticast mode
[ 1496.626490][ T9012] veth3: entered allmulticast mode
[ 1524.313324][ T9012] veth0: left allmulticast mode
[ 1524.313640][ T9012] veth1: left allmulticast mode
[ 1524.313873][ T9012] veth2: left allmulticast mode
[ 1524.314107][ T9012] veth3: left allmulticast mode