[    1.694229] ip (253) used greatest stack depth: 12152 bytes left
[   74.417981] netem: version 1.3
[  315.130786] ip (10066) used greatest stack depth: 12136 bytes left
[  605.201713] tc (24871) used greatest stack depth: 11864 bytes left
[  667.736306] pm_nl_ctl (29000) used greatest stack depth: 11816 bytes left