[    2.351076] ip (260) used greatest stack depth: 12432 bytes left
[    2.849267] ip (292) used greatest stack depth: 12384 bytes left
[   66.768679] netem: version 1.3
[  131.997416] ip (3455) used greatest stack depth: 12368 bytes left
[  293.789168] ip (5251) used greatest stack depth: 12360 bytes left
[  324.487102] ip (5596) used greatest stack depth: 12256 bytes left
[  559.846091] ip (11950) used greatest stack depth: 12224 bytes left
[  634.424917] ip (15182) used greatest stack depth: 12128 bytes left
[  695.640470] pm_nl_ctl (18637) used greatest stack depth: 11848 bytes left