[    1.394643] ip (252) used greatest stack depth: 12168 bytes left
[   56.392398] netem: version 1.3
[  153.652985] sched: DL replenish lagged too much
[  574.330593] tc (16933) used greatest stack depth: 11880 bytes left
[  634.047249] pm_nl_ctl (20234) used greatest stack depth: 11864 bytes left