modprobe: ERROR: could not insert 'zfs': Required key not available

[Björn Tillenius]

With kernel 4.4.0-24-generic, I can no longer load the zfs module:

  ixia:~> sudo modprobe zfs
  modprobe: ERROR: could not insert 'zfs': Required key not available

It works fine with 4.4.0-22-generic.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-24-generic 4.4.0-24.43
ProcVersionSignature: Ubuntu 4.4.0-24.43-generic 4.4.10
Uname: Linux 4.4.0-24-generic x86_64
NonfreeKernelModules: zunicode zcommon znvpair zavl
ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: bjorn 4498 F.... pulseaudio
 /dev/snd/controlC1: bjorn 4498 F.... pulseaudio
CurrentDesktop: Unity
Date: Sat Jun 11 12:57:35 2016
HibernationDevice: RESUME=UUID=b6d0d50a-c94a-4da6-a9ff-d10cec9fe403
InstallationDate: Installed on 2015-10-09 (245 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20150924)
MachineType: LENOVO 20AL00C7GE
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-24-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-4.4.0-24-generic N/A
 linux-backports-modules-4.4.0-24-generic N/A
 linux-firmware 1.157
SourcePackage: linux
UpgradeStatus: Upgraded to xenial on 2016-02-21 (110 days ago)
dmi.bios.date: 02/06/2014
dmi.bios.vendor: LENOVO
dmi.bios.version: GIET69WW (2.19 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20AL00C7GE
dmi.board.vendor: LENOVO
dmi.board.version: SDK0E50510 PRO
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvrGIET69WW(2.19):bd02/06/2014:svnLENOVO:pn20AL00C7GE:pvrThinkPadX240:rvnLENOVO:rn20AL00C7GE:rvrSDK0E50510PRO:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 20AL00C7GE
dmi.product.version: ThinkPad X240
dmi.sys.vendor: LENOVO

[Brad Figg (brad-figg)]

This change was made by a bot.

[Tim Gardner (timg-tpi)]

Hmm,

uname -r
4.4.0-24-generic
sudo modprobe zfs
dmesg|tail -n4
[ 2739.530518] zavl: module license 'CDDL' taints kernel.
[ 2739.530522] Disabling lock debugging due to kernel taint
[ 2739.540634] SPL: Loaded module v0.6.5.6-0ubuntu1
[ 2739.580654] ZFS: Loaded module v0.6.5.6-0ubuntu3, ZFS pool version 5000, ZFS filesystem version 5