[    1.642111] ip (260) used greatest stack depth: 12168 bytes left
[   49.902929] netem: version 1.3
[   90.996509] ip (3577) used greatest stack depth: 11976 bytes left
[  586.290209] tc (16939) used greatest stack depth: 11896 bytes left
[  649.888641] pm_nl_ctl (20238) used greatest stack depth: 11848 bytes left