[    1.816880] ip (265) used greatest stack depth: 12376 bytes left
[    1.925605] ip (278) used greatest stack depth: 12312 bytes left
[    2.058404] ip (293) used greatest stack depth: 12184 bytes left
[   75.835555] netem: version 1.3
[  130.301433] ip (6477) used greatest stack depth: 12168 bytes left
[  612.347061] tc (24869) used greatest stack depth: 11880 bytes left