[    1.712848] ip (252) used greatest stack depth: 12712 bytes left
[    1.757362] ip (257) used greatest stack depth: 12168 bytes left
[    7.452932] ip (830) used greatest stack depth: 12008 bytes left
[   51.133946] netem: version 1.3
[  147.188487] sched: DL replenish lagged too much
[  563.845956] tc (16937) used greatest stack depth: 11880 bytes left
[  623.163746] pm_nl_ctl (20240) used greatest stack depth: 11784 bytes left