[    1.966783] ip (257) used greatest stack depth: 12392 bytes left
[    2.292495] ip (279) used greatest stack depth: 12344 bytes left
[   58.319271] netem: version 1.3
[  274.939638] ip (5251) used greatest stack depth: 12288 bytes left
[  695.624812] pm_nl_ctl (18731) used greatest stack depth: 11784 bytes left