[    1.877777] ip (277) used greatest stack depth: 12520 bytes left
[    1.903044] ip (280) used greatest stack depth: 12456 bytes left
[    1.954134] ip (286) used greatest stack depth: 12168 bytes left
[   75.265034] netem: version 1.3
[   96.511958] ip (5817) used greatest stack depth: 12120 bytes left
[  638.384504] tc (24872) used greatest stack depth: 11864 bytes left