[    2.191741] sysctl (265) used greatest stack depth: 12840 bytes left
[    2.210071] ip (267) used greatest stack depth: 12600 bytes left
[    2.496765] ip (294) used greatest stack depth: 12248 bytes left
[   54.688484] netem: version 1.3
[  504.663254] ip (14007) used greatest stack depth: 12232 bytes left
[  623.266359] tc (21333) used greatest stack depth: 11952 bytes left
[  679.516851] pm_nl_ctl (24474) used greatest stack depth: 11872 bytes left