[    2.236020] ip (260) used greatest stack depth: 12392 bytes left
[    2.566745] ip (279) used greatest stack depth: 12344 bytes left
[   65.710627] netem: version 1.3
[  147.266353] ip (3925) used greatest stack depth: 12192 bytes left
[  696.846493] pm_nl_ctl (18730) used greatest stack depth: 11752 bytes left