[    4.924267] ip (901) used greatest stack depth: 12200 bytes left
[   43.229844] ip (3260) used greatest stack depth: 11992 bytes left
[   51.999216] netem: version 1.3
[   60.945077] ip (4469) used greatest stack depth: 11920 bytes left
[  559.967113] pm_nl_ctl (24817) used greatest stack depth: 11784 bytes left