[    1.790803] ip (266) used greatest stack depth: 12504 bytes left
[    2.053759] ip (294) used greatest stack depth: 12248 bytes left
[   42.541842] ip (2675) used greatest stack depth: 12232 bytes left
[   49.206721] netem: version 1.3
[  572.373178] tc (15679) used greatest stack depth: 11912 bytes left
[  631.425806] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left