[  636.875753][ T6409] veth0: entered allmulticast mode
[  636.876191][ T6409] veth1: entered allmulticast mode
[  636.876528][ T6409] veth2: entered allmulticast mode
[  636.876856][ T6409] veth3: entered allmulticast mode
[  648.434309][ T6409] veth0: left allmulticast mode
[  648.434585][ T6409] veth1: left allmulticast mode
[  648.434780][ T6409] veth2: left allmulticast mode
[  648.434967][ T6409] veth3: left allmulticast mode