[    1.713654] ip (269) used greatest stack depth: 12456 bytes left
[    1.796211] ip (278) used greatest stack depth: 12432 bytes left
[    1.956703] ip (296) used greatest stack depth: 12256 bytes left
[   39.899938] ip (2563) used greatest stack depth: 12240 bytes left
[   48.525863] netem: version 1.3
[  547.239903] ip (15790) used greatest stack depth: 12176 bytes left
[  563.390788] tc (16520) used greatest stack depth: 11920 bytes left
[  621.288436] pm_nl_ctl (19768) used greatest stack depth: 11872 bytes left