[    1.675522] ip (266) used greatest stack depth: 12472 bytes left
[    1.838759] ip (285) used greatest stack depth: 12408 bytes left
[    1.910073] ip (294) used greatest stack depth: 12360 bytes left
[    2.982040] ip (417) used greatest stack depth: 12328 bytes left
[   51.200148] netem: version 1.3
[   61.436564] ip (3002) used greatest stack depth: 12104 bytes left
[  590.161068] tc (15679) used greatest stack depth: 11952 bytes left
[  648.243901] pm_nl_ctl (18822) used greatest stack depth: 11872 bytes left