Public bug reported:

When I try to load the nvidia module it doesn't load.

$ sudo prime-select query
intel
$ sudo prime-offload
$ cat /var/log/prime-supported.log
Requires offloading
$ cat /var/log/prime-offload.log
Sorry the nvidia kernel module is not is loaded
$ sudo modprobe nvidia
modprobe: ERROR: ../libkmod/libkmod-module.c:832 kmod_module_insert_module() 
could not find module by name='off'
modprobe: ERROR: could not insert 'off': Unknown symbol in module, or unknown 
parameter (see dmesg)


Similar to https://bugs.launchpad.net/ubuntu/+source/bumblebee/+bug/1438106 but 
I'm not using bumblebee
Similar to 
https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-390/+bug/1774359
 but I'm not sure if the bug is here or there

The file in this nvidia-graphics-drivers-390 package still has those
aliases

$ cat /etc/modprobe.d/nvidia-graphics-drivers.conf
blacklist nouveau
blacklist lbm-nouveau
alias nouveau off
alias lbm-nouveau off

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: nvidia-prime 0.8.8
ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17
Uname: Linux 4.15.0-22-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.1
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Thu May 31 10:48:16 2018
Dependencies:
 
InstallationDate: Installed on 2018-05-30 (0 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
PackageArchitecture: all
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
SourcePackage: nvidia-prime
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: nvidia-prime (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug bionic

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to nvidia-prime in Ubuntu.
https://bugs.launchpad.net/bugs/1774369

Title:
  prime-offload doesn't work

Status in nvidia-prime package in Ubuntu:
  New

Bug description:
  When I try to load the nvidia module it doesn't load.

  $ sudo prime-select query
  intel
  $ sudo prime-offload
  $ cat /var/log/prime-supported.log
  Requires offloading
  $ cat /var/log/prime-offload.log
  Sorry the nvidia kernel module is not is loaded
  $ sudo modprobe nvidia
  modprobe: ERROR: ../libkmod/libkmod-module.c:832 kmod_module_insert_module() 
could not find module by name='off'
  modprobe: ERROR: could not insert 'off': Unknown symbol in module, or unknown 
parameter (see dmesg)

  
  Similar to https://bugs.launchpad.net/ubuntu/+source/bumblebee/+bug/1438106 
but I'm not using bumblebee
  Similar to 
https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-390/+bug/1774359
 but I'm not sure if the bug is here or there

  The file in this nvidia-graphics-drivers-390 package still has those
  aliases

  $ cat /etc/modprobe.d/nvidia-graphics-drivers.conf
  blacklist nouveau
  blacklist lbm-nouveau
  alias nouveau off
  alias lbm-nouveau off

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: nvidia-prime 0.8.8
  ProcVersionSignature: Ubuntu 4.15.0-22.24-generic 4.15.17
  Uname: Linux 4.15.0-22-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7.1
  Architecture: amd64
  CurrentDesktop: ubuntu:GNOME
  Date: Thu May 31 10:48:16 2018
  Dependencies:
   
  InstallationDate: Installed on 2018-05-30 (0 days ago)
  InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
  PackageArchitecture: all
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_GB.UTF-8
   SHELL=/bin/bash
  SourcePackage: nvidia-prime
  UpgradeStatus: No upgrade log present (probably fresh install)

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/nvidia-prime/+bug/1774369/+subscriptions

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