[    1.662864] ip (259) used greatest stack depth: 12144 bytes left
[   50.016984] netem: version 1.3
[   81.648535] ip (3560) used greatest stack depth: 12096 bytes left
[  550.809969] tc (16942) used greatest stack depth: 11896 bytes left
[  607.653206] pm_nl_ctl (20243) used greatest stack depth: 11864 bytes left