[   50.178295] netem: version 1.3
[  136.609101] sched: DL replenish lagged too much
[  267.641476] ip (6153) used greatest stack depth: 12120 bytes left
[  550.406983] tc (16940) used greatest stack depth: 11880 bytes left
[  608.347573] pm_nl_ctl (20242) used greatest stack depth: 11784 bytes left