[    2.280268] ip (266) used greatest stack depth: 12584 bytes left
[    2.391751] ip (276) used greatest stack depth: 12552 bytes left
[    2.428102] ip (279) used greatest stack depth: 12520 bytes left
[    2.497396] ip (285) used greatest stack depth: 12344 bytes left
[   56.066561] netem: version 1.3
[   73.558168] ip (2507) used greatest stack depth: 12064 bytes left
[  593.649277] tc (12618) used greatest stack depth: 11936 bytes left