[    2.141953] ip (260) used greatest stack depth: 12432 bytes left
[    2.485657] ip (282) used greatest stack depth: 12384 bytes left
[    9.115169] ip (790) used greatest stack depth: 12256 bytes left
[   27.548075] ip (1426) used greatest stack depth: 12128 bytes left
[   60.445507] netem: version 1.3
[  607.815296] tc (15684) used greatest stack depth: 11936 bytes left
[  675.644011] pm_nl_ctl (18830) used greatest stack depth: 11872 bytes left