[   50.617213] netem: version 1.3
[  228.800561] sched: DL replenish lagged too much
[  422.682364] ip (10326) used greatest stack depth: 12120 bytes left
[  572.119590] tc (16940) used greatest stack depth: 11880 bytes left
[  629.295577] pm_nl_ctl (20241) used greatest stack depth: 11832 bytes left