[    2.167944] ip (285) used greatest stack depth: 12344 bytes left
[   54.513648] netem: version 1.3
[  352.375120] ip (6022) used greatest stack depth: 12304 bytes left
[  400.387023] ip (6991) used greatest stack depth: 12064 bytes left
[  613.341072] tc (13804) used greatest stack depth: 11896 bytes left
[  678.475928] pm_nl_ctl (16720) used greatest stack depth: 11832 bytes left