[    2.039804] ip (255) used greatest stack depth: 12152 bytes left
[   80.395702] netem: version 1.3
[  471.941297] ip (15792) used greatest stack depth: 11960 bytes left
[  660.946619] tc (26293) used greatest stack depth: 11864 bytes left
[  730.874983] pm_nl_ctl (30561) used greatest stack depth: 11800 bytes left