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[Bug 655212] Re: screensaver hangs in rare circumstances

 

** This bug is no longer a duplicate of bug 637109
   screen saver kicks in after hibernate and wont go off

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https://bugs.launchpad.net/bugs/655212

Title:
  screensaver hangs in rare circumstances

Status in fglrx-installer package in Ubuntu:
  New

Bug description:
  Binary package hint: xorg

  I hesitate to report this bug because it is (1) complicated to
  reproduce, and (2) therefore not likely to occur.  Regardless, it does
  happen and the only reliable workaround is to reboot my laptop.

  To reproduce this bug, I need to:

     -- run my lucid laptop with two screens, one on :0 and one on :1,
  that are different sizes, with the second screen connected via HDMI

     -- run virt-manager on the larger display (:1) and attempt to
  install Windows 7 in a 32-bit virtual machine; all interaction with
  the virtual machine must occur through the virt-manager GUI, not via
  VNC or other method.

     -- walk away from the laptop and display long enough for the screen
  saver to kick in (mine just blanks the screen), AND long enough for
  power savings mode to kick in

     -- when you attempt to get the machine's attention by wiggling the
  mouse or hitting shift on the keyboard, the only response is the
  cursor flashing in the lower left part of the :1 display -- no
  password screen, no actual control of the cursor (the mouse does not
  change the cursor location),

  At this point, the windowing system is completely unresponsive;
  logging in from another machine via ssh and restarting gdm can
  sometimes work (X does not always die), but more often than not it's
  necessary to reboot the system.

  If I run the same scenario but remove the second screen (i.e., do
  everything on the laptop :0 alone), the screen does not lock up.  It's
  also not clear that virt-manager is a key part of the issue -- I can
  recreate it that way, but it has occurred under other circumstances
  where I do not recall if virt-manager had been running or not.

  ProblemType: Bug
  DistroRelease: Ubuntu 10.04
  Package: xorg 1:7.5+5ubuntu1
  ProcVersionSignature: Ubuntu 2.6.32-25.44-generic 2.6.32.21+drm33.7
  Uname: Linux 2.6.32-25-generic x86_64
  NonfreeKernelModules: fglrx
  Architecture: amd64
  Date: Tue Oct  5 09:43:38 2010
  DkmsStatus:
   fglrx, 8.723.1, 2.6.32-24-generic, x86_64: installed 
   fglrx, 8.723.1, 2.6.32-25-generic, x86_64: installed
  GdmLog1: X: /tmp/.X11-unix has suspicious mode (not 1777) or is not a directory, aborting.
  InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
  MachineType: System76, Inc. Pangolin Performance
  ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-25-generic root=UUID=625ed789-1cb3-4081-9c7e-f812810b5126 ro crashkernel=384M-2G:64M,2G-:128M quiet splash acpi_os_name=Linux acpi_osi=Linux
  ProcEnviron:
   PATH=(custom, user)
   LANG=en_US.utf8
   SHELL=/bin/bash
  SourcePackage: xorg
  Symptom: display
  dmi.bios.date: 03/18/2010
  dmi.bios.vendor: Phoenix Technologies LTD
  dmi.bios.version: CALPELLACRB.86C.0000.X.0000000000
  dmi.board.asset.tag: Tag 12345
  dmi.board.name: W76x/M77xCUH
  dmi.board.vendor: CLEVO
  dmi.board.version: Not Applicable
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: CLEVO
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrCALPELLACRB.86C.0000.X.0000000000:bd03/18/2010:svnSystem76,Inc.:pnPangolinPerformance:pvrpanp7:rvnCLEVO:rnW76x/M77xCUH:rvrNotApplicable:cvnCLEVO:ct9:cvrN/A:
  dmi.product.name: Pangolin Performance
  dmi.product.version: panp7
  dmi.sys.vendor: System76, Inc.
  glxinfo: Error: [Errno 2] No such file or directory
  system:
   distro:             Ubuntu
   codename:           lucid
   architecture:       x86_64
   kernel:             2.6.32-25-generic

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