[    1.575355] ip (266) used greatest stack depth: 12408 bytes left
[    1.649120] ip (275) used greatest stack depth: 12392 bytes left
[    1.823660] ip (297) used greatest stack depth: 12312 bytes left
[    2.829632] ip (420) used greatest stack depth: 12232 bytes left
[    2.903525] ip (429) used greatest stack depth: 12216 bytes left
[    9.952437] ip (1256) used greatest stack depth: 12200 bytes left
[   49.838568] netem: version 1.3
[  487.794219] ip (14560) used greatest stack depth: 12120 bytes left
[  547.802878] tc (16943) used greatest stack depth: 11896 bytes left
[  604.812445] pm_nl_ctl (20243) used greatest stack depth: 11856 bytes left