[    1.776771] ip (254) used greatest stack depth: 12168 bytes left
[    4.007371] ip (532) used greatest stack depth: 12120 bytes left
[   50.262210] netem: version 1.3
[  153.654170] sched: DL replenish lagged too much
[  568.489235] tc (16940) used greatest stack depth: 11880 bytes left
[  626.500971] pm_nl_ctl (20241) used greatest stack depth: 11840 bytes left