[    1.699526] ip (267) used greatest stack depth: 12416 bytes left
[    1.837540] ip (285) used greatest stack depth: 12288 bytes left
[    1.908196] ip (294) used greatest stack depth: 12256 bytes left
[   57.535018] netem: version 1.3
[   73.701504] ip (3353) used greatest stack depth: 12240 bytes left
[  567.028345] tc (16526) used greatest stack depth: 11920 bytes left
[  625.653796] pm_nl_ctl (19774) used greatest stack depth: 11872 bytes left