[    1.455837] tr (205) used greatest stack depth: 12696 bytes left
[    1.699644] ip (254) used greatest stack depth: 12168 bytes left
[   57.683472] netem: version 1.3
[  148.537760] sched: DL replenish lagged too much
[  605.315345] tc (23657) used greatest stack depth: 11880 bytes left
[  669.350056] pm_nl_ctl (27790) used greatest stack depth: 11800 bytes left