[    2.644485] ip (277) used greatest stack depth: 12344 bytes left
[   62.857517] ip (2858) used greatest stack depth: 12192 bytes left
[   63.007746] netem: version 1.3
[  331.704693] ip (6199) used greatest stack depth: 12160 bytes left
[  694.247874] pm_nl_ctl (18730) used greatest stack depth: 11872 bytes left