[    1.845239] ip (255) used greatest stack depth: 12168 bytes left
[   50.053123] netem: version 1.3
[  116.077579] ip (4211) used greatest stack depth: 12120 bytes left
[  538.821141] tc (16940) used greatest stack depth: 11912 bytes left
[  593.750006] pm_nl_ctl (20241) used greatest stack depth: 11856 bytes left