[  817.898900][ T8531] veth0: entered allmulticast mode
[  817.899455][ T8531] veth1: entered allmulticast mode
[  817.899859][ T8531] veth2: entered allmulticast mode
[  817.900268][ T8531] veth3: entered allmulticast mode
[  818.884698][ T8564] ip (8564) used greatest stack depth: 23480 bytes left
[  829.680932][ T8531] veth0: left allmulticast mode
[  829.681304][ T8531] veth1: left allmulticast mode
[  829.681612][ T8531] veth2: left allmulticast mode
[  829.681917][ T8531] veth3: left allmulticast mode