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[Bug 1152304] Re: [MacBookPro5, 1] Sometimes key presses get "stuck" leading to repeated characters

 

Clint Byrum, this bug was reported a while ago and there hasn't been any
activity in it recently. We were wondering if this is still an issue? If
so, could you please test for this with the latest development release
of Ubuntu? ISO images are available from http://cdimage.ubuntu.com
/daily-live/current/ .

If it remains an issue, could you please just make a comment to this.

Also, could you please test the latest upstream kernel available following https://wiki.ubuntu.com/KernelMainlineBuilds ? It will allow additional upstream developers to examine the issue. Once you've tested the upstream kernel, please comment on which kernel version specifically you tested. If this bug is fixed in the mainline kernel, please add the following tags:
kernel-fixed-upstream
kernel-fixed-upstream-VERSION-NUMBER

where VERSION-NUMBER is the version number of the kernel you tested. For example:
kernel-fixed-upstream-v3.13-rc2

This can be done by clicking on the yellow circle with a black pencil icon next to the word Tags located at the bottom of the bug description. As well, please remove the tag:
needs-upstream-testing

If the mainline kernel does not fix this bug, please add the following tags:
kernel-bug-exists-upstream
kernel-bug-exists-upstream-VERSION-NUMBER

As well, please remove the tag:
needs-upstream-testing

Once testing of the upstream kernel is complete, please mark this bug's
Status as Confirmed. Please let us know your results. Thank you for your
understanding.

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

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

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https://bugs.launchpad.net/bugs/1152304

Title:
  [MacBookPro5,1] Sometimes key presses get "stuck" leading to repeated
  characters

Status in “linux” package in Ubuntu:
  Incomplete
Status in “xorg-server” package in Ubuntu:
  Invalid

Bug description:
  Since updating to raring from quantal, two of my machines (a
  MacBookPro 5,1 and a MacBookAir 4,1) have exhibited this behavior. It
  seems to be more of a problem the faster I type, but that just
  increases the frequency of keypresses. Ocassionally while typing a key
  that I have pressed seems to stay "stuck down" and further input while
  that is going on is missed. The character repeats maybe 10 times, and
  then everything is back to normal.

  I don't have a way to reproduce this reliably, sometimes there are
  many hours between seeing it.

  One data point I do have is that it even happens when using synergy to
  control the raring box from a quantal machine, which is why I am
  reporting this against xorg and not the kernel where it might be
  construed as a USB or keyboard issue.

  ProblemType: Bug
  DistroRelease: Ubuntu 13.04
  Package: xorg 1:7.7+1ubuntu4
  ProcVersionSignature: Ubuntu 3.8.0-11.20-generic 3.8.2
  Uname: Linux 3.8.0-11-generic x86_64
  NonfreeKernelModules: nvidia wl
  .proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0'
  .proc.driver.nvidia.registry: Binary: ""
  .proc.driver.nvidia.version:
   NVRM version: NVIDIA UNIX x86_64 Kernel Module  304.84  Wed Feb 27 04:58:49 PST 2013
   GCC version:  gcc version 4.7.2 (Ubuntu/Linaro 4.7.2-22ubuntu2)
  .proc.driver.nvidia.warnings.fbdev:
   Your system is not currently configured to drive a VGA console
   on the primary VGA device. The NVIDIA Linux graphics driver
   requires the use of a text-mode VGA console. Use of other console
   drivers including, but not limited to, vesafb, may result in
   corruption and stability problems, and is not supported.
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.9-0ubuntu2
  Architecture: amd64
  CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,unitymtgrabhandles,workarounds,scale,expo,ezoom,unityshell]
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  Date: Thu Mar  7 11:25:00 2013
  DistUpgraded: 2013-02-08 13:19:08,744 DEBUG enabling apt cron job
  DistroCodename: raring
  DistroVariant: ubuntu
  ExtraDebuggingInterest: Yes, including running git bisection searches
  GraphicsCard:
   NVIDIA Corporation G96 [GeForce 9600M GT] [10de:0647] (rev a1) (prog-if 00 [VGA controller])
     Subsystem: Apple Inc. Device [106b:00a9]
  InstallationDate: Installed on 2010-10-22 (866 days ago)
  InstallationMedia: Xubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101008.1)
  MachineType: Apple Inc. MacBookPro5,1
  MarkForUpload: True
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-11-generic root=UUID=ed27950b-c6c0-4232-aa2b-c545364a68b8 ro
  SourcePackage: xorg
  UpgradeStatus: Upgraded to raring on 2013-02-08 (26 days ago)
  dmi.bios.date: 02/06/12
  dmi.bios.vendor: Apple Inc.
  dmi.bios.version: MBP51.88Z.007E.B06.1202061253
  dmi.board.asset.tag: Base Board Asset Tag#
  dmi.board.name: Mac-F42D86C8
  dmi.board.vendor: Apple Inc.
  dmi.board.version: Proto
  dmi.chassis.asset.tag: Asset Tag#
  dmi.chassis.type: 8
  dmi.chassis.vendor: Apple Inc.
  dmi.chassis.version: Mac-F42D86C8
  dmi.modalias: dmi:bvnAppleInc.:bvrMBP51.88Z.007E.B06.1202061253:bd02/06/12:svnAppleInc.:pnMacBookPro5,1:pvr1.0:rvnAppleInc.:rnMac-F42D86C8:rvrProto:cvnAppleInc.:ct8:cvrMac-F42D86C8:
  dmi.product.name: MacBookPro5,1
  dmi.product.version: 1.0
  dmi.sys.vendor: Apple Inc.
  version.compiz: compiz 1:0.9.9~daily13.03.06-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.42-0ubuntu1
  version.libgl1-mesa-dri: libgl1-mesa-dri 9.0.2-0ubuntu1
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental 9.0.2-0ubuntu1
  version.libgl1-mesa-glx: libgl1-mesa-glx 9.0.2-0ubuntu1
  version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
  version.xserver-xorg-core: xserver-xorg-core 2:1.13.2-0ubuntu3
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.1.0-0ubuntu1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.3-0ubuntu1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A
  xserver.bootTime: Thu Mar  7 10:59:29 2013
  xserver.configfile: /etc/X11/xorg.conf
  xserver.errors:
   
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   
  xserver.version: 2:1.13.2-0ubuntu3

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