[    1.699854] ip (256) used greatest stack depth: 12296 bytes left
[    3.310365] ip (416) used greatest stack depth: 12248 bytes left
[   42.519071] ip (2676) used greatest stack depth: 12232 bytes left
[   49.090529] netem: version 1.3
[  640.430221] tc (21470) used greatest stack depth: 11952 bytes left
[  699.089467] pm_nl_ctl (24610) used greatest stack depth: 11872 bytes left