[    1.900599] ip (259) used greatest stack depth: 12304 bytes left
[    2.173085] ip (279) used greatest stack depth: 12272 bytes left
[   43.405940] ip (2137) used greatest stack depth: 12000 bytes left
[   57.217722] netem: version 1.3
[  638.954463] tc (15678) used greatest stack depth: 11936 bytes left
[  704.004782] pm_nl_ctl (18822) used greatest stack depth: 11744 bytes left