[   73.780534] ip (5337) used greatest stack depth: 11928 bytes left
[   74.001414] netem: version 1.3
[   88.759939] ip (5810) used greatest stack depth: 11896 bytes left
[  601.075410] tc (24873) used greatest stack depth: 11864 bytes left
[  663.827351] pm_nl_ctl (29001) used greatest stack depth: 11816 bytes left