On my machine I seem to have i8k built into the kernel rather than as a loadable module
# modinfo i8k filename: /lib/modules/4.2.0-17-generic/kernel/drivers/hwmon/dell-smm-hwmon.ko alias: i8k license: GPL description: Dell laptop SMM BIOS hwmon driver author: Pali Rohár <pali.ro...@gmail.com> author: Massimo Dal Zotto (d...@debian.org) srcversion: AA197A538F679AE1ECA2D6F alias: dmi*:svn*DellInc.*:pn*MXC051*: alias: dmi*:svn*DellInc.*:pn*XPS13*: alias: dmi*:svn*DellInc.*:pn*Studio*: alias: dmi*:svn*DellInc.*:pn*XPSL421X*: alias: dmi*:svn*DellInc.*:pn*Vostro*: alias: dmi*:svn*DellInc.*:pn*Precision*: alias: dmi*:svn*DellInc.*:pn*PrecisionWorkStation490*: alias: dmi*:svn*DellInc.*:pn*MP061*: alias: dmi*:svn*DellInc.*:pn*MM061*: alias: dmi*:svn*DellInc.*:pn*Latitude*: alias: dmi*:svn*DellInc.*:pn*LatitudeD520*: alias: dmi*:svn*DellInc.*:pn*Inspiron*: alias: dmi*:svn*DellComputer*:pn*Latitude*: alias: dmi*:svn*DellComputer*:pn*Inspiron*: depends: intree: Y vermagic: 4.2.0-17-generic SMP mod_unload modversions signer: Build time autogenerated kernel key sig_key: 8A:A8:7E:56:80:81:D5:83:A1:82:B3:AF:48:3C:67:E7:4C:E0:9F:4E sig_hashalgo: sha512 parm: force:Force loading without checking for supported models (bool) parm: ignore_dmi:Continue probing hardware even if DMI data does not match (bool) parm: restricted:Allow fan control if SYS_ADMIN capability set (bool) parm: power_status:Report power status in /proc/i8k (bool) parm: fan_mult:Factor to multiply fan speed with (default: autodetect) (uint) parm: fan_max:Maximum configurable fan speed (default: autodetect) (uint) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1514052 Title: erratic fan speed and little control kernel 4.2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1514052/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs