[    1.643725] ip (252) used greatest stack depth: 12168 bytes left
[   38.579165] ip (2158) used greatest stack depth: 11944 bytes left
[   51.580267] netem: version 1.3
[  203.279804] sched: DL replenish lagged too much
[  547.989237] tc (16940) used greatest stack depth: 11880 bytes left
[  667.644770] pm_nl_ctl (20244) used greatest stack depth: 11864 bytes left