[    1.652637] ip (254) used greatest stack depth: 12168 bytes left
[   37.227672] ip (2022) used greatest stack depth: 11944 bytes left
[   50.605666] netem: version 1.3
[   89.553050] sched: DL replenish lagged too much
[  580.037893] tc (16940) used greatest stack depth: 11880 bytes left
[  638.204464] pm_nl_ctl (20241) used greatest stack depth: 11816 bytes left