[    1.936884] ip (254) used greatest stack depth: 12392 bytes left
[    2.392358] ip (286) used greatest stack depth: 12360 bytes left
[    2.497522] ip (295) used greatest stack depth: 12344 bytes left
[   57.872171] netem: version 1.3
[  345.388396] pm_nl_ctl (6040) used greatest stack depth: 12320 bytes left
[  447.137377] ip (8593) used greatest stack depth: 12304 bytes left
[  447.289668] ip (8602) used greatest stack depth: 12192 bytes left
[  608.541701] tc (13799) used greatest stack depth: 11896 bytes left
[  674.059280] pm_nl_ctl (16712) used greatest stack depth: 11840 bytes left