[    2.178374] ip (185) used greatest stack depth: 12264 bytes left
[    2.228866] ip (198) used greatest stack depth: 12104 bytes left
[   17.888871] ip (1763) used greatest stack depth: 12056 bytes left
[   30.512907] ip (2561) used greatest stack depth: 12008 bytes left
[   73.229534] ip (5199) used greatest stack depth: 11992 bytes left
[  575.334203] pm_nl_ctl (27788) used greatest stack depth: 11912 bytes left