[   51.149159] netem: version 1.3
[  156.432749] ip (4349) used greatest stack depth: 12120 bytes left
[  174.134757] sched: DL replenish lagged too much
[  573.925005] tc (16938) used greatest stack depth: 11880 bytes left
[  632.756560] pm_nl_ctl (20240) used greatest stack depth: 11840 bytes left