[    2.525651] ip (286) used greatest stack depth: 12344 bytes left
[   62.443022] netem: version 1.3
[  582.549197] ip (14767) used greatest stack depth: 12288 bytes left
[  607.609047] tc (15593) used greatest stack depth: 11936 bytes left
[  731.718677] pm_nl_ctl (18740) used greatest stack depth: 11872 bytes left