[    1.947988] ip (258) used greatest stack depth: 12392 bytes left
[    2.363205] ip (289) used greatest stack depth: 12344 bytes left
[   61.837263] netem: version 1.3
[   89.091809] ip (3322) used greatest stack depth: 12192 bytes left
[  309.217285] ip (6208) used greatest stack depth: 12064 bytes left
[  674.780877] pm_nl_ctl (18730) used greatest stack depth: 11872 bytes left