[   12.352126] ip (246) used greatest stack depth: 12080 bytes left
[   61.775168] ip (4292) used greatest stack depth: 12072 bytes left
[   61.806000] netem: version 1.3
[   87.135275] ip (4834) used greatest stack depth: 12040 bytes left
[  605.883294] pm_nl_ctl (24867) used greatest stack depth: 11808 bytes left