[    1.888819] ip (276) used greatest stack depth: 12456 bytes left
[    1.964716] ip (285) used greatest stack depth: 12376 bytes left
[    2.040587] ip (294) used greatest stack depth: 12232 bytes left
[    3.204920] ip (428) used greatest stack depth: 12200 bytes left
[   51.169294] netem: version 1.3
[  129.001928] sched: DL replenish lagged too much
[  544.048890] tc (16939) used greatest stack depth: 11880 bytes left
[  601.840951] pm_nl_ctl (20240) used greatest stack depth: 11816 bytes left