[    2.172910] ip (264) used greatest stack depth: 12432 bytes left
[    2.588871] ip (292) used greatest stack depth: 12384 bytes left
[   61.099767] netem: version 1.3
[  352.298794] pm_nl_ctl (6803) used greatest stack depth: 12336 bytes left
[  625.680152] tc (15687) used greatest stack depth: 11936 bytes left
[  693.139401] pm_nl_ctl (18831) used greatest stack depth: 11880 bytes left