[    2.314601] ip (285) used greatest stack depth: 12360 bytes left
[    6.679020] ip (595) used greatest stack depth: 12344 bytes left
[   44.684376] ip (1909) used greatest stack depth: 12288 bytes left
[   54.935978] netem: version 1.3
[  113.193080] ip (2764) used greatest stack depth: 12192 bytes left
[  614.445786] tc (12620) used greatest stack depth: 11936 bytes left