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[Martin Pitt <martin.pitt@xxxxxxxxxx>]

Indeed, thanks for pointing out!

** Bug watch added: Debian Bug tracker #627949
   http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627949

** Also affects: kmod (Debian) via
   http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=627949
   Importance: Unknown
       Status: Unknown

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https://bugs.launchpad.net/bugs/1372035

Title:
  modprobe: ERROR: could not insert 'off': Function not implemented

Status in “kmod” package in Ubuntu:
  New
Status in “kmod” package in Debian:
  Unknown

Bug description:
  fresh Utopic installation running a gtx 750 nvidia card, nvidia-331 &
  nouveau drivers installed, booted with systemd-boot

  but :
  - software-properties cant find the installed graphics drivers ('additional drivers' tab inside synaptic lp:1369400 )
  - nouveau is not listed by lsmod
  - if i set 'nouveau' with modprobe, i'm getting:

  oem@u32:~$ sudo modprobe nouveau
  [sudo] password for oem:
  modprobe: ERROR: ../libkmod/libkmod-module.c:816 kmod_module_insert_module() could not find module by name='off'
  modprobe: ERROR: could not insert 'off': Function not implemented
  modprobe: ERROR: ../libkmod/libkmod-module.c:816 kmod_module_insert_module() could not find module by name='off'
  modprobe: ERROR: could not insert 'off': Function not implemented

  oem@u32:~$ sudo modprobe -vvvvvvvv `uname -r`
  modprobe: INFO: ../libkmod/libkmod.c:354 kmod_set_log_fn() custom logging function 0xb77817d0 registered
  modprobe: DEBUG: ../libkmod/libkmod-index.c:790 index_mm_open() file=/lib/modules/3.16.0-16-generic/modules.dep.bin
  modprobe: DEBUG: ../libkmod/libkmod-index.c:790 index_mm_open() file=/lib/modules/3.16.0-16-generic/modules.alias.bin
  modprobe: DEBUG: ../libkmod/libkmod-index.c:790 index_mm_open() file=/lib/modules/3.16.0-16-generic/modules.symbols.bin
  modprobe: DEBUG: ../libkmod/libkmod-index.c:790 index_mm_open() file=/lib/modules/3.16.0-16-generic/modules.builtin.bin
  modprobe: DEBUG: ../libkmod/libkmod-module.c:540 kmod_module_new_from_lookup() input alias=3.16.0-16-generic, normalized=3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod-module.c:546 kmod_module_new_from_lookup() lookup modules.dep 3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod.c:545 kmod_search_moddep() use mmaped index 'modules.dep' modname=3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod-module.c:550 kmod_module_new_from_lookup() lookup modules.symbols 3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod-module.c:554 kmod_module_new_from_lookup() lookup install and remove commands 3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod-module.c:558 kmod_module_new_from_lookup() lookup modules.aliases 3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod.c:424 kmod_lookup_alias_from_alias_bin() use mmaped index 'modules.alias' for name=3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod-module.c:562 kmod_module_new_from_lookup() lookup modules.builtin 3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod.c:495 kmod_lookup_alias_from_builtin_file() use mmaped index 'modules.builtin' modname=3.16.0_16_generic
  modprobe: DEBUG: ../libkmod/libkmod-module.c:567 kmod_module_new_from_lookup() lookup 3.16.0_16_generic=0, list=(nil)
  modprobe: DEBUG: lookup failed - trying to check if it's builtin
  modprobe: DEBUG: ../libkmod/libkmod.c:392 kmod_pool_get_module() get module name='3' found=(nil)
  modprobe: DEBUG: ../libkmod/libkmod.c:400 kmod_pool_add_module() add 0xb7dee728 key='3'
  modprobe: DEBUG: ../libkmod/libkmod-module.c:1726 kmod_module_get_initstate() could not open '/sys/module/3/initstate': No such file or directory
  modprobe: DEBUG: ../libkmod/libkmod-module.c:1736 kmod_module_get_initstate() could not open '/sys/module/3': No such file or directory
  modprobe: DEBUG: ../libkmod/libkmod-module.c:452 kmod_module_unref() kmod_module 0xb7dee728 released
  modprobe: DEBUG: ../libkmod/libkmod.c:408 kmod_pool_del_module() del 0xb7dee728 key='3'
  modprobe: FATAL: Module 3.16.0-16-generic not found.

  Looks like that issue has already been met and was fixed:
  https://bugs.launchpad.net/ubuntu/+source/kmod/+bug/1073062/comments/35

  so seems a regression.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: kmod 18-1ubuntu1
  ProcVersionSignature: Ubuntu 3.16.0-16.22-generic 3.16.2
  Uname: Linux 3.16.0-16-generic i686
  NonfreeKernelModules: nvidia
  ApportVersion: 2.14.7-0ubuntu2
  Architecture: i386
  CurrentDesktop: GNOME
  Date: Sun Sep 21 08:48:54 2014
  SourcePackage: kmod
  UpgradeStatus: No upgrade log present (probably fresh install)

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