[    2.229199] ip (185) used greatest stack depth: 12352 bytes left
[    2.276732] ip (198) used greatest stack depth: 12312 bytes left
[    2.305485] ip (207) used greatest stack depth: 12088 bytes left
[  106.646906] ip (5294) used greatest stack depth: 12072 bytes left
[  540.378883] pm_nl_ctl (25818) used greatest stack depth: 11936 bytes left