[    1.767630] ip (258) used greatest stack depth: 12168 bytes left
[   50.428772] netem: version 1.3
[  340.221805] ip (7265) used greatest stack depth: 12120 bytes left
[  569.534692] tc (16939) used greatest stack depth: 11896 bytes left
[  625.868434] pm_nl_ctl (20239) used greatest stack depth: 11592 bytes left