[    1.912683] ip (254) used greatest stack depth: 12168 bytes left
[    6.738598] ip (823) used greatest stack depth: 11944 bytes left
[   49.580738] netem: version 1.3
[   83.149109] sched: DL replenish lagged too much
[  573.605388] tc (16942) used greatest stack depth: 11880 bytes left
[  634.164740] pm_nl_ctl (20243) used greatest stack depth: 11800 bytes left