[    1.989621] ip (267) used greatest stack depth: 12392 bytes left
[    2.066718] ip (276) used greatest stack depth: 12360 bytes left
[    2.146378] ip (285) used greatest stack depth: 12344 bytes left
[    2.235135] ip (294) used greatest stack depth: 12200 bytes left
[   52.033387] netem: version 1.3
[  143.872639] sched: DL replenish lagged too much
[  563.360377] tc (16940) used greatest stack depth: 11880 bytes left
[  622.812935] pm_nl_ctl (20240) used greatest stack depth: 11872 bytes left