[    1.387121] ip (254) used greatest stack depth: 12168 bytes left
[    3.393053] ip (532) used greatest stack depth: 12120 bytes left
[   46.631358] netem: version 1.3
[   61.227838] ip (3423) used greatest stack depth: 11944 bytes left
[  542.339330] tc (16943) used greatest stack depth: 11888 bytes left
[  597.939688] pm_nl_ctl (20243) used greatest stack depth: 11856 bytes left