[    2.231199] ip (198) used greatest stack depth: 12544 bytes left
[    2.286788] ip (216) used greatest stack depth: 12480 bytes left
[   51.425714] ip (4080) used greatest stack depth: 12016 bytes left
[   61.137185] ip (4619) used greatest stack depth: 12008 bytes left
[   69.842251] ip (4825) used greatest stack depth: 11992 bytes left
[  557.654662] pm_nl_ctl (26371) used greatest stack depth: 11912 bytes left