[    2.405065] ip (295) used greatest stack depth: 12200 bytes left
[   52.901002] netem: version 1.3
[  483.326546] ip (10776) used greatest stack depth: 12184 bytes left
[  587.651667] tc (15681) used greatest stack depth: 11952 bytes left
[  645.415415] pm_nl_ctl (18826) used greatest stack depth: 11872 bytes left