[    2.272648] ip (258) used greatest stack depth: 12320 bytes left
[    2.644408] ip (280) used greatest stack depth: 12272 bytes left
[   62.664356] netem: version 1.3
[  105.641942] ip (3483) used greatest stack depth: 12248 bytes left
[  493.734481] ip (10631) used greatest stack depth: 12016 bytes left
[  615.111979] tc (15596) used greatest stack depth: 11896 bytes left
[  679.342569] pm_nl_ctl (18734) used greatest stack depth: 11872 bytes left