[    1.676911] ip (251) used greatest stack depth: 12904 bytes left
[    1.707608] ip (254) used greatest stack depth: 12296 bytes left
[    2.086346] ip (293) used greatest stack depth: 12248 bytes left
[   49.709339] netem: version 1.3
[  550.483543] tc (15678) used greatest stack depth: 11952 bytes left
[  608.567679] pm_nl_ctl (18822) used greatest stack depth: 11872 bytes left