[    1.443640] ip (217) used greatest stack depth: 12216 bytes left
[   51.532819] netem: version 1.3
[   58.963338] ip (4458) used greatest stack depth: 12008 bytes left
[   80.494740] ip (4845) used greatest stack depth: 11984 bytes left
[  504.454999] tc (21119) used greatest stack depth: 11864 bytes left
[  549.083682] pm_nl_ctl (24829) used greatest stack depth: 11856 bytes left