[    1.953153] ip (252) used greatest stack depth: 12168 bytes left
[   53.165725] netem: version 1.3
[  420.216395] ip (10338) used greatest stack depth: 12120 bytes left
[  569.992779] tc (16942) used greatest stack depth: 11896 bytes left
[  629.973847] pm_nl_ctl (20243) used greatest stack depth: 11856 bytes left