[    1.713428] ip (266) used greatest stack depth: 12456 bytes left
[    1.781610] ip (276) used greatest stack depth: 12408 bytes left
[    1.849236] ip (285) used greatest stack depth: 12392 bytes left
[    2.961247] ip (428) used greatest stack depth: 12216 bytes left
[   49.541171] netem: version 1.3
[  105.774318] ip (3926) used greatest stack depth: 12200 bytes left
[  547.543530] tc (16946) used greatest stack depth: 11896 bytes left
[  605.408012] pm_nl_ctl (20248) used greatest stack depth: 11848 bytes left