[    2.182653] ip (198) used greatest stack depth: 12552 bytes left
[    2.275049] ip (226) used greatest stack depth: 12488 bytes left
[   23.328263] ip (1848) used greatest stack depth: 12056 bytes left
[   58.476936] ip (4519) used greatest stack depth: 12000 bytes left
[  543.174361] pm_nl_ctl (25805) used greatest stack depth: 11912 bytes left