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[shinyblue <1132046@xxxxxxxxxxxxxxxxxx>]

$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
V1.20
03/16/2012


** Changed in: linux (Ubuntu)
       Status: Expired => Confirmed

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https://bugs.launchpad.net/bugs/1132046

Title:
  [Acer Aspire 5750] Complete hang, no response to SysRq magic keys

Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  This bug comes and goes. Recently it's started up again after about 6
  months of not doing it. It started again around

  Linux reech 3.2.0-36-generic #57-Ubuntu SMP Tue Jan 8 21:44:52 UTC
  2013 x86_64 x86_64 x86_64 GNU/Linux

  and has just happened again.

  It's intermittant, perhaps once a day or less.

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.2.0-37-generic 3.2.0-37.58
  ProcVersionSignature: Ubuntu 3.2.0-37.58-generic 3.2.35
  Uname: Linux 3.2.0-37-generic x86_64
  NonfreeKernelModules: wl
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  ApportVersion: 2.0.1-0ubuntu17.1
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: PCH [HDA Intel PCH], device 0: ALC269VB Analog [ALC269VB Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  rich       1851 F.... pulseaudio
  Card0.Amixer.info:
   Card hw:0 'PCH'/'HDA Intel PCH at 0xc0600000 irq 43'
     Mixer name	: 'Intel CougarPoint HDMI'
     Components	: 'HDA:10ec0269,10250513,00100100 HDA:80862805,80860101,00100000'
     Controls      : 26
     Simple ctrls  : 12
  Date: Sat Feb 23 08:37:06 2013
  HibernationDevice: RESUME=UUID=cdc83e00-ab58-4d15-8c00-1767e317ff39
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425)
  Lsusb:
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 003: ID 1bcf:288a Sunplus Innovation Technology Inc.
  MachineType: Acer Aspire 5750
  MarkForUpload: True
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-37-generic root=UUID=72d863fd-0e78-4313-96b2-e194ebe1d127 ro crashkernel=384M-2G:64M,2G-:128M quiet splash acpi_backlight=vendor vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.2.0-37-generic N/A
   linux-backports-modules-3.2.0-37-generic  N/A
   linux-firmware                            1.79.1
  SourcePackage: linux
  StagingDrivers: mei
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/16/2012
  dmi.bios.vendor: Acer
  dmi.bios.version: V1.20
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: SJV70_HR
  dmi.board.vendor: Acer
  dmi.board.version: Base Board Version
  dmi.chassis.type: 10
  dmi.chassis.vendor: Acer
  dmi.chassis.version: V1.20
  dmi.modalias: dmi:bvnAcer:bvrV1.20:bd03/16/2012:svnAcer:pnAspire5750:pvrV1.20:rvnAcer:rnSJV70_HR:rvrBaseBoardVersion:cvnAcer:ct10:cvrV1.20:
  dmi.product.name: Aspire 5750
  dmi.product.version: V1.20
  dmi.sys.vendor: Acer

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