[    1.553037] ip (259) used greatest stack depth: 12424 bytes left
[    1.650485] ip (267) used greatest stack depth: 12392 bytes left
[    1.802474] ip (283) used greatest stack depth: 12376 bytes left
[    1.898502] ip (294) used greatest stack depth: 12200 bytes left
[   28.527760] ip (1651) used greatest stack depth: 11976 bytes left
[   50.425204] netem: version 1.3
[  158.517498] sched: DL replenish lagged too much
[  552.490992] tc (16939) used greatest stack depth: 11880 bytes left
[  610.105967] pm_nl_ctl (20239) used greatest stack depth: 11864 bytes left