[    1.569159] ip (257) used greatest stack depth: 12232 bytes left
[    1.821370] ip (293) used greatest stack depth: 12200 bytes left
[   50.130802] netem: version 1.3
[  148.532046] sched: DL replenish lagged too much
[  547.191865] tc (16938) used greatest stack depth: 11880 bytes left
[  605.806400] pm_nl_ctl (20239) used greatest stack depth: 11872 bytes left