[    3.124662] ip (289) used greatest stack depth: 12400 bytes left
[    3.157176] ip (291) used greatest stack depth: 12384 bytes left
[   66.392060] netem: version 1.3
[  345.145240] pm_nl_ctl (6796) used greatest stack depth: 12336 bytes left
[  370.954126] ip (7283) used greatest stack depth: 12232 bytes left
[  605.647235] tc (15680) used greatest stack depth: 11936 bytes left
[  669.782262] pm_nl_ctl (18825) used greatest stack depth: 11880 bytes left