[    2.270005] ip (283) used greatest stack depth: 12368 bytes left
[    2.384182] ip (292) used greatest stack depth: 12352 bytes left
[   54.633926] netem: version 1.3
[   64.906773] ip (2361) used greatest stack depth: 12168 bytes left
[  619.336787] tc (12614) used greatest stack depth: 11896 bytes left