[    2.296110] ip (287) used greatest stack depth: 12344 bytes left
[   32.203640] ip (1559) used greatest stack depth: 12336 bytes left
[   61.257523] netem: version 1.3
[   83.260904] ip (3153) used greatest stack depth: 12192 bytes left
[   83.406248] ip (3163) used greatest stack depth: 12160 bytes left
[  703.460157] pm_nl_ctl (18734) used greatest stack depth: 11872 bytes left