[    1.829447] ip (258) used greatest stack depth: 12392 bytes left
[    2.128952] ip (280) used greatest stack depth: 12344 bytes left
[   41.529168] ip (2130) used greatest stack depth: 12192 bytes left
[   54.287285] netem: version 1.3
[  616.638483] tc (15594) used greatest stack depth: 11936 bytes left
[  685.268449] pm_nl_ctl (18732) used greatest stack depth: 11872 bytes left