[    1.558387] ip (254) used greatest stack depth: 12168 bytes left
[   49.790939] netem: version 1.3
[  219.187300] sched: DL replenish lagged too much
[  567.552106] tc (16940) used greatest stack depth: 11880 bytes left
[  625.872599] pm_nl_ctl (20241) used greatest stack depth: 11624 bytes left