[    1.692819] ip (268) used greatest stack depth: 12392 bytes left
[    1.957939] ip (298) used greatest stack depth: 12312 bytes left
[    2.993887] ip (420) used greatest stack depth: 12232 bytes left
[    3.061864] ip (429) used greatest stack depth: 12216 bytes left
[   53.447155] netem: version 1.3
[  100.705523] ip (3939) used greatest stack depth: 11976 bytes left
[  545.182246] tc (16938) used greatest stack depth: 11896 bytes left
[  601.306739] pm_nl_ctl (20240) used greatest stack depth: 11784 bytes left