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["Christopher M. Penalver" <christopher.m.penalver@xxxxxxxxx>]

** Tags added: needs-firmware-check

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https://bugs.launchpad.net/bugs/979402

Title:
  Kernel Oops - BUG: unable to handle kernel NULL pointer dereference at
  0000000000000080; RIP: 0010:[<ffffffff8165af70>]  [<ffffffff8165af70>]
  mutex_lock+0x20/0x50

Status in The Linux Kernel:
  Confirmed
Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  It's a problem with the pinnacle e340 any time I try to scan for
  channels on it, with any digital tuning program ( even scan ) I get
  the same oops.

  I tested with the following branches:

  v3.2.15-precise
  v3.3.2-precise
  v3.4-rc2-precise

  ProblemType: KernelOops
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.2.0-23-generic 3.2.0-23.36
  ProcVersionSignature: Ubuntu 3.2.0-23.36-generic 3.2.14
  Uname: Linux 3.2.0-23-generic x86_64
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  Annotation: Your system might become unstable now and might need to be restarted.
  ApportVersion: 2.0.1-0ubuntu1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  axion      2380 F.... pulseaudio
   /dev/snd/controlC0:  axion      2380 F.... pulseaudio
  CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
  Card0.Amixer.info:
   Card hw:0 'V8237'/'VIA 8237 with ALC655 at 0xd400, irq 22'
     Mixer name	: 'Realtek ALC655 rev 0'
     Components	: 'AC97a:414c4760'
     Controls      : 48
     Simple ctrls  : 29
  Card1.Amixer.info:
   Card hw:1 'Em28xxAudio'/'Empia Em28xx Audio'
     Mixer name	: ''
     Components	: ''
     Controls      : 24
     Simple ctrls  : 12
  Date: Wed Apr 11 15:45:30 2012
  Failure: oops
  HibernationDevice: RESUME=UUID=2caa1bad-b94e-40be-9ccb-45b669fa92ca
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120301)
  IwConfig:
   lo        no wireless extensions.

   eth0      no wireless extensions.
  MachineType: MICRO-STAR INTERNATIONAL CO., LTD MS-7312
  ProcFB: 0 VESA VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-23-generic root=UUID=273eaefe-cfe8-471e-982c-1fc96e644c8c ro quiet splash vt.handoff=7
  PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
  RelatedPackageVersions: kerneloops-daemon 0.12+git20090217-1ubuntu18
  RfKill:

  SourcePackage: linux
  Title: BUG: unable to handle kernel NULL pointer dereference at 0000000000000080
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/07/2008
  dmi.bios.vendor: Phoenix Technologies, LTD
  dmi.bios.version: 6.00 PG
  dmi.board.name: MS-7312
  dmi.board.vendor: MICRO-STAR INTERNATIONAL CO., LTD
  dmi.board.version: 1.00
  dmi.chassis.type: 3
  dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr6.00PG:bd03/07/2008:svnMICRO-STARINTERNATIONALCO.,LTD:pnMS-7312:pvr1.00:rvnMICRO-STARINTERNATIONALCO.,LTD:rnMS-7312:rvr1.00:cvn:ct3:cvr:
  dmi.product.name: MS-7312
  dmi.product.version: 1.00
  dmi.sys.vendor: MICRO-STAR INTERNATIONAL CO., LTD

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