[    2.187989] ip (260) used greatest stack depth: 12336 bytes left
[   24.395864] ip (1130) used greatest stack depth: 12176 bytes left
[   51.919767] netem: version 1.3
[  380.522774] ip (6603) used greatest stack depth: 12064 bytes left
[  564.839523] tc (11930) used greatest stack depth: 11832 bytes left