[    2.310875] ip (198) used greatest stack depth: 12184 bytes left
[   60.313699] ip (4519) used greatest stack depth: 12128 bytes left
[  119.716322] ip (5295) used greatest stack depth: 12104 bytes left
[  557.447813] pm_nl_ctl (25823) used greatest stack depth: 11936 bytes left