[    1.636762] ip (259) used greatest stack depth: 12712 bytes left
[    1.718512] ip (267) used greatest stack depth: 12456 bytes left
[    1.789233] ip (276) used greatest stack depth: 12376 bytes left
[    1.859637] ip (285) used greatest stack depth: 12344 bytes left
[    1.930473] ip (294) used greatest stack depth: 12200 bytes left
[   43.849554] ip (2902) used greatest stack depth: 11944 bytes left
[   50.524124] netem: version 1.3
[  128.051566] sched: DL replenish lagged too much
[  540.613855] tc (16937) used greatest stack depth: 11880 bytes left
[  598.752220] pm_nl_ctl (20238) used greatest stack depth: 11864 bytes left