[  648.626252] veth0: entered allmulticast mode
[  648.626308] veth1: entered allmulticast mode
[  648.626347] veth2: entered allmulticast mode
[  648.626378] veth3: entered allmulticast mode
[  655.893871] tc (17926) used greatest stack depth: 11712 bytes left
[  656.249546] veth0: left allmulticast mode
[  656.249594] veth1: left allmulticast mode
[  656.249620] veth2: left allmulticast mode
[  656.249650] veth3: left allmulticast mode