[    2.042131] ip (295) used greatest stack depth: 12216 bytes left
[   50.249405] netem: version 1.3
[  465.930188] ip (11159) used greatest stack depth: 12200 bytes left
[  620.958986] tc (21149) used greatest stack depth: 11952 bytes left
[  678.318355] pm_nl_ctl (24289) used greatest stack depth: 11872 bytes left