[    1.860717] ip (294) used greatest stack depth: 12248 bytes left
[   50.708522] netem: version 1.3
[  546.243096] ip (15180) used greatest stack depth: 12168 bytes left
[  555.788677] tc (15678) used greatest stack depth: 11952 bytes left
[  616.022518] pm_nl_ctl (18821) used greatest stack depth: 11872 bytes left