[    1.604657] ip (255) used greatest stack depth: 12168 bytes left
[   49.591560] netem: version 1.3
[   69.435163] ip (3413) used greatest stack depth: 11976 bytes left
[  124.173477] ip (3929) used greatest stack depth: 11944 bytes left
[  567.753111] tc (16940) used greatest stack depth: 11896 bytes left
[  624.821974] pm_nl_ctl (20240) used greatest stack depth: 11856 bytes left