[    1.653284] ip (255) used greatest stack depth: 12168 bytes left
[   53.709445] netem: version 1.3
[  125.625086] ip (3941) used greatest stack depth: 11944 bytes left
[  577.692101] tc (16941) used greatest stack depth: 11896 bytes left
[  639.235140] pm_nl_ctl (20243) used greatest stack depth: 11856 bytes left