[    2.667049] ip (256) used greatest stack depth: 12232 bytes left
[   55.103582] ip (4296) used greatest stack depth: 12216 bytes left
[   55.143225] netem: version 1.3
[   61.314612] ip (4486) used greatest stack depth: 11960 bytes left
[  516.006155] tc (21120) used greatest stack depth: 11864 bytes left
[  563.119422] pm_nl_ctl (24830) used greatest stack depth: 11848 bytes left