[    1.919551] ip (285) used greatest stack depth: 12248 bytes left
[   50.525433] netem: version 1.3
[  484.991246] ip (13037) used greatest stack depth: 12232 bytes left
[  553.860617] tc (15677) used greatest stack depth: 11952 bytes left
[  611.776086] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left