[  661.421305][ T8100] veth0: entered allmulticast mode
[  661.421686][ T8100] veth1: entered allmulticast mode
[  661.421920][ T8100] veth2: entered allmulticast mode
[  661.422145][ T8100] veth3: entered allmulticast mode
[  670.169255][ T8221] tc (8221) used greatest stack depth: 23648 bytes left
[  672.302812][ T8100] veth0: left allmulticast mode
[  672.303056][ T8100] veth1: left allmulticast mode
[  672.303234][ T8100] veth2: left allmulticast mode
[  672.303409][ T8100] veth3: left allmulticast mode