[    1.991176] ip (295) used greatest stack depth: 12248 bytes left
[   47.722407] netem: version 1.3
[  517.138528] ip (13483) used greatest stack depth: 12232 bytes left
[  579.278526] tc (15679) used greatest stack depth: 11952 bytes left
[  638.350594] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left