[    2.273130] ip (198) used greatest stack depth: 12504 bytes left
[    2.312310] ip (207) used greatest stack depth: 12496 bytes left
[    2.351620] ip (217) used greatest stack depth: 12424 bytes left
[   38.678378] ip (3336) used greatest stack depth: 11976 bytes left
[   66.540485] ip (5249) used greatest stack depth: 11952 bytes left
[  548.096874] pm_nl_ctl (27842) used greatest stack depth: 11912 bytes left