kernel-packages team mailing list archive

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

Simon, thank you for reporting this and helping make Ubuntu better. If you remove the non-default kernel parameters does this change anything:
vesafb.invalid=1 acpi_backlight=vendor

As well, could you please attach an untarred/uncompressed boot log
following https://wiki.ubuntu.com/DebuggingKernelBoot ?

** Tags added: latest-bios-1.03

** Package changed: xorg (Ubuntu) => linux (Ubuntu)

** Changed in: linux (Ubuntu)
   Importance: Undecided => Medium

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

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https://bugs.launchpad.net/bugs/1393500

Title:
  black screen

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  On a new Ubuntu 14.04 machine, I get black screen at start up every
  second time.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: xorg 1:7.7+1ubuntu8
  ProcVersionSignature: Ubuntu 3.13.0-40.69-generic 3.13.11.10
  Uname: Linux 3.13.0-40-generic x86_64
  NonfreeKernelModules: wl nvidia
  .proc.driver.nvidia.gpus.0: Error: [Errno 21] est un dossier: '/proc/driver/nvidia/gpus/0'
  .proc.driver.nvidia.registry: Binary: ""
  .proc.driver.nvidia.version:
   NVRM version: NVIDIA UNIX x86_64 Kernel Module  331.38  Wed Jan  8 19:32:30 PST 2014
   GCC version:  gcc version 4.8.2 (Ubuntu 4.8.2-19ubuntu1)
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.14.1-0ubuntu3.6
  Architecture: amd64
  CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  Date: Mon Nov 17 21:40:09 2014
  DistUpgraded: Fresh install
  DistroCodename: trusty
  DistroVariant: ubuntu
  ExtraDebuggingInterest: I just need to know a workaround
  GraphicsCard:
   Intel Corporation ValleyView Gen7 [8086:0f31] (rev 0e) (prog-if 00 [VGA controller])
     Subsystem: Acer Incorporated [ALI] Device [1025:0905]
     Subsystem: Acer Incorporated [ALI] Device [1025:092e]
  InstallationDate: Installed on 2014-08-30 (79 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  MachineType: Acer Aspire E5-511G
  ProcEnviron:
   LANGUAGE=fr_FR
   PATH=(custom, no user)
   LANG=fr_FR.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-40-generic.efi.signed root=/dev/sda2 ro vesafb.invalid=1 splash acpi_backlight=vendor quiet
  SourcePackage: xorg
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 06/20/2014
  dmi.bios.vendor: Acer
  dmi.bios.version: V1.03
  dmi.board.name: Aspire E5-511G
  dmi.board.vendor: Acer
  dmi.board.version: V1.03
  dmi.chassis.type: 10
  dmi.chassis.vendor: Acer
  dmi.chassis.version: Chassis Version
  dmi.modalias: dmi:bvnAcer:bvrV1.03:bd06/20/2014:svnAcer:pnAspireE5-511G:pvrV1.03:rvnAcer:rnAspireE5-511G:rvrV1.03:cvnAcer:ct10:cvrChassisVersion:
  dmi.product.name: Aspire E5-511G
  dmi.product.version: V1.03
  dmi.sys.vendor: Acer
  version.compiz: compiz 1:0.9.11.2+14.04.20140714-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.52-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.3-0ubuntu0.2
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.3-0ubuntu0.2
  version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
  version.xserver-xorg-core: xserver-xorg-core 2:1.15.1-0ubuntu2.2
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3.1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1.3
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2
  xserver.bootTime: Mon Nov 17 21:32:22 2014
  xserver.configfile: /etc/X11/xorg.conf
  xserver.errors:
   NVIDIA(0): Failed to initiate mode change.
   NVIDIA(0): Failed to complete mode change
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                                1110 
   vendor                                     LGD
  xserver.version: 2:1.15.1-0ubuntu2.2

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