[    7.998560] ip (417) used greatest stack depth: 12248 bytes left
[   56.133538] netem: version 1.3
[  378.909386] ip (8110) used greatest stack depth: 12232 bytes left
[  567.484962] tc (15678) used greatest stack depth: 11952 bytes left
[  624.534958] pm_nl_ctl (18824) used greatest stack depth: 11864 bytes left