[    2.637020] ip (393) used greatest stack depth: 12120 bytes left
[   48.374065] netem: version 1.3
[  144.911180] sched: DL replenish lagged too much
[  553.163330] tc (16940) used greatest stack depth: 11880 bytes left
[  611.480962] pm_nl_ctl (20241) used greatest stack depth: 11832 bytes left