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[Brad Figg <brad.figg@xxxxxxxxxxxxx>]

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

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https://bugs.launchpad.net/bugs/1409959

Title:
  after upgrade from 3.13.0-43 to -44, UEFI system will not boot past
  grub

Status in linux package in Ubuntu:
  Confirmed

Bug description:

  I upgaded to -44 from -43 and my UEFI system (Dell Optiplex 3020) wont boot - i see grub, it starts, then collapses
  back to the initramfs prompt

  I downgraded to -43 and it works again

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-44-generic (not installed)
  ProcVersionSignature: Ubuntu 3.13.0-43.72-generic 3.13.11.11
  Uname: Linux 3.13.0-43-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.6
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC2:  mbw        2829 F.... pulseaudio
   /dev/snd/controlC0:  mbw        2829 F.... pulseaudio
   /dev/snd/controlC1:  mbw        2829 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Mon Jan 12 15:51:45 2015
  HibernationDevice: RESUME=UUID=ad3d0446-a2b9-4af5-8e88-3cdf6e9fd23d
  InstallationDate: Installed on 2015-01-07 (5 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  IwConfig:
   eth0      no wireless extensions.
   
   lo        no wireless extensions.
  MachineType: Dell Inc. OptiPlex 3020
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-43-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro quiet splash
  PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Daemon not responding.
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-43-generic N/A
   linux-backports-modules-3.13.0-43-generic  N/A
   linux-firmware                             1.127.11
  RfKill:
   
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 04/14/2014
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A03
  dmi.board.name: 04YP6J
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A01
  dmi.chassis.type: 15
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA03:bd04/14/2014:svnDellInc.:pnOptiPlex3020:pvr01:rvnDellInc.:rn04YP6J:rvrA01:cvnDellInc.:ct15:cvr:
  dmi.product.name: OptiPlex 3020
  dmi.product.version: 01
  dmi.sys.vendor: Dell Inc.

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