[    2.216113] ip (288) used greatest stack depth: 12272 bytes left
[    3.402444] ip (392) used greatest stack depth: 12192 bytes left
[   57.066039] netem: version 1.3
[  409.779240] ip (8532) used greatest stack depth: 11976 bytes left
[  619.057323] tc (15594) used greatest stack depth: 11936 bytes left
[  747.426521] pm_nl_ctl (18738) used greatest stack depth: 11872 bytes left