[    3.045751] ip (416) used greatest stack depth: 12248 bytes left
[   46.975084] netem: version 1.3
[  539.724605] ip (15150) used greatest stack depth: 12232 bytes left
[  549.462987] tc (15685) used greatest stack depth: 11952 bytes left
[  607.649894] pm_nl_ctl (18830) used greatest stack depth: 11872 bytes left