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[Mathieu Marquer <mathieu.marquer@xxxxxxxxx>]

Tried to reproduce with both current vivid kernel and 4.0-rc2, so far
this bug didn't reappear, I'll update if it does.

I never tried Ubuntu 14.10 or earlier on that computer.

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https://bugs.launchpad.net/bugs/1419518

Title:
  [LENOVO 20344] suspend/resume failure

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Screen stays black when trying to resume, I have to power off the
  computer and start it again.

  ProblemType: KernelOops
  DistroRelease: Ubuntu 15.04
  Package: linux-image-3.18.0-12-generic 3.18.0-12.13
  ProcVersionSignature: Ubuntu 3.18.0-12.13-generic 3.18.4
  Uname: Linux 3.18.0-12-generic x86_64
  Annotation: This occured during a previous suspend and prevented it from resuming properly.
  ApportVersion: 2.16-0ubuntu1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  lightdm    1507 F.... pulseaudio
                        mathieu    2358 F.... pulseaudio
   /dev/snd/controlC1:  lightdm    1507 F.... pulseaudio
                        mathieu    2358 F.... pulseaudio
  Date: Sun Feb  8 21:03:40 2015
  DuplicateSignature: suspend/resume:LENOVO 20344:96CN29WW(V1.15)
  ExecutablePath: /usr/share/apport/apportcheckresume
  Failure: suspend/resume
  HibernationDevice: RESUME=UUID=67e78e4c-94ee-447c-ae60-4387dae296dd
  InstallationDate: Installed on 2014-12-09 (60 days ago)
  InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
  InterpreterPath: /usr/bin/python3.4
  MachineType: LENOVO 20344
  ProcCmdline: /usr/bin/python3 /usr/share/apport/apportcheckresume
  ProcEnviron:
   TERM=linux
   PATH=(custom, no user)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.18.0-12-generic.efi.signed root=UUID=e5668ab6-1bae-42da-9c57-a68bef726b9f 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:
   linux-restricted-modules-3.18.0-12-generic N/A
   linux-backports-modules-3.18.0-12-generic  N/A
   linux-firmware                             1.141
  SourcePackage: linux
  Title: [LENOVO 20344] suspend/resume failure
  UpgradeStatus: Upgraded to vivid on 2015-01-04 (34 days ago)
  UserGroups:
   
  dmi.bios.date: 10/16/2014
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 96CN29WW(V1.15)
  dmi.board.asset.tag: 31900058WIN
  dmi.board.name: INVALID
  dmi.board.vendor: LENOVO
  dmi.board.version: 31900058WIN
  dmi.chassis.asset.tag: 31900058WIN
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Lenovo Yoga 2 13
  dmi.modalias: dmi:bvnLENOVO:bvr96CN29WW(V1.15):bd10/16/2014:svnLENOVO:pn20344:pvrLenovoYoga213:rvnLENOVO:rnINVALID:rvr31900058WIN:cvnLENOVO:ct10:cvrLenovoYoga213:
  dmi.product.name: 20344
  dmi.product.version: Lenovo Yoga 2 13
  dmi.sys.vendor: LENOVO

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