[    1.631423] ip (254) used greatest stack depth: 12168 bytes left
[   56.644721] netem: version 1.3
[   94.542072] sched: DL replenish lagged too much
[   97.219370] ip (4985) used greatest stack depth: 11944 bytes left
[  615.005845] tc (23660) used greatest stack depth: 11880 bytes left
[  677.184981] pm_nl_ctl (27792) used greatest stack depth: 11864 bytes left