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[Bug 1217367] Re: E5420 Laptop freezes whilst charging and below 90% battery (approx) 13.04 12.04 10.04

 

Karl Hunt, as per
http://www.dell.com/support/troubleshooting/us/en/19/Product/latitude-e5420
an update is available for your BIOS (A13). If you update to this, does
it change anything?

If not, could you please both specify what happened, and provide the output of the following terminal command:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date

Please note your current BIOS is already in the Bug Description, so
posting this on the old BIOS would not be helpful.

Thank you for your understanding.

** Tags added: bios-outdated-a13 lucid precise

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https://bugs.launchpad.net/bugs/1217367

Title:
  E5420 Laptop freezes whilst charging and below 90% battery (approx)
  13.04 12.04 10.04

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  My Dell Latitude E5420 hangs when the power cord is in and the battery
  is charging and below 90%. This bug has existed in 10.04 and every
  version since. There used to be a work around:

  echo N> /sys/module/drm_kms_helper/parameters/poll

  but this no longer works in raring ringtail. Also before 13.04 I was
  able to still barely use the system and perform the above command but
  now the system locks up entirely until the batter is removed.

  I am currently using an up to date ringtail installation.

  ProblemType: Bug
  DistroRelease: Ubuntu 13.04
  Package: linux-image-3.8.0-29-generic 3.8.0-29.42
  ProcVersionSignature: Ubuntu 3.8.0-29.42-generic 3.8.13.5
  Uname: Linux 3.8.0-29-generic x86_64
  ApportVersion: 2.9.2-0ubuntu8.3
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  karlhunt   2195 F.... pulseaudio
  CRDA:
   country GB:
    (2402 - 2482 @ 40), (N/A, 20)
    (5170 - 5250 @ 40), (N/A, 20)
    (5250 - 5330 @ 40), (N/A, 20), DFS
    (5490 - 5710 @ 40), (N/A, 27), DFS
  Date: Tue Aug 27 14:29:46 2013
  HibernationDevice: RESUME=UUID=8e3061b3-2966-432b-afcc-f8e5b61c4dde
  InstallationDate: Installed on 2013-06-21 (67 days ago)
  InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
  Lsusb:
   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 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 005: ID 093a:2510 Pixart Imaging, Inc. Optical Mouse
  MachineType: Dell Inc. Latitude E5420
  MarkForUpload: True
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-29-generic root=UUID=e2a067db-5091-4705-b366-5010191aa820 ro persistent quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.8.0-29-generic N/A
   linux-backports-modules-3.8.0-29-generic  N/A
   linux-firmware                            1.106
  RfKill:
   0: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 04/20/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A01
  dmi.board.name: 0H5TG2
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA01:bd04/20/2011:svnDellInc.:pnLatitudeE5420:pvr01:rvnDellInc.:rn0H5TG2:rvrA00:cvnDellInc.:ct9:cvr:
  dmi.product.name: Latitude E5420
  dmi.product.version: 01
  dmi.sys.vendor: Dell Inc.

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