[    1.790766] ip (254) used greatest stack depth: 12712 bytes left
[    1.938251] ip (267) used greatest stack depth: 12392 bytes left
[    2.186144] ip (295) used greatest stack depth: 12232 bytes left
[    3.624297] ip (484) used greatest stack depth: 12200 bytes left
[   56.979527] netem: version 1.3
[  171.572907] sched: DL replenish lagged too much
[  618.686006] tc (23659) used greatest stack depth: 11880 bytes left
[  684.036651] pm_nl_ctl (27791) used greatest stack depth: 11864 bytes left