[    2.063873] ip (264) used greatest stack depth: 12432 bytes left
[    2.534172] ip (292) used greatest stack depth: 12384 bytes left
[   12.363526] ip (1053) used greatest stack depth: 12360 bytes left
[   46.935327] ip (2153) used greatest stack depth: 12128 bytes left
[   62.228526] netem: version 1.3
[  637.893627] tc (15685) used greatest stack depth: 11936 bytes left
[  702.087745] pm_nl_ctl (18829) used greatest stack depth: 11880 bytes left