[    2.058354] ip (286) used greatest stack depth: 12272 bytes left
[   48.839367] netem: version 1.3
[   99.602056] ip (3760) used greatest stack depth: 12240 bytes left
[  546.019245] tc (15679) used greatest stack depth: 11952 bytes left
[  604.113465] pm_nl_ctl (18824) used greatest stack depth: 11864 bytes left