[    2.290051] ip (282) used greatest stack depth: 12360 bytes left
[    2.403733] ip (291) used greatest stack depth: 12352 bytes left
[    5.226739] ip (477) used greatest stack depth: 12344 bytes left
[   53.540181] netem: version 1.3
[  123.815968] ip (2748) used greatest stack depth: 12200 bytes left
[  514.639784] ip (9634) used greatest stack depth: 12072 bytes left