[    2.405685] ip (284) used greatest stack depth: 12272 bytes left
[   58.360661] netem: version 1.3
[  470.159266] ip (9759) used greatest stack depth: 12248 bytes left
[  565.596918] ip (13918) used greatest stack depth: 12128 bytes left
[  689.425911] pm_nl_ctl (18833) used greatest stack depth: 11704 bytes left