[    1.744821] ip (252) used greatest stack depth: 12168 bytes left
[    4.568292] ip (556) used greatest stack depth: 11960 bytes left
[   51.073331] netem: version 1.3
[  220.212289] sched: DL replenish lagged too much
[  566.897559] tc (16939) used greatest stack depth: 11880 bytes left
[  624.472421] pm_nl_ctl (20241) used greatest stack depth: 11872 bytes left