[    1.712790] ip (268) used greatest stack depth: 12624 bytes left
[    1.772636] ip (275) used greatest stack depth: 12360 bytes left
[    1.942748] ip (295) used greatest stack depth: 12328 bytes left
[   47.944653] netem: version 1.3
[  564.493688] tc (15680) used greatest stack depth: 11952 bytes left
[  622.792113] pm_nl_ctl (18826) used greatest stack depth: 11872 bytes left