I can confirm that it still happens in Oneiric.  It just happened to me now.

On Tue, Nov 8, 2011 at 10:01 PM, Bryce Harrington
<email address hidden> wrote:
> Hey legluondunet,
>
>
> You filed this bug report against natty, but I see it's still open and
> doesn't appear to have much activity recently.  So, now that oneiric
> is released and stable, this may be a good point for you to upgrade
> and re-test if this issue is still present there.
>
> If it's solved in the new release and you think it's worth backporting
> the fix, please indicate that.  Or if having the fix in the new release
> is good enough, feel free to close out the bug (or let us know and we'll
> close it.)
>
> If it's not solved, leave the bug report open.  I can't promise we'll
> get to it (we get way more bugs filed than we can usually get to), but
> your testing and feedback can help out if and when we do.
>
>
> ** Changed in: xcompmgr (Ubuntu)
>       Status: Confirmed => Incomplete
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/735162
>
> Title:
>  menu application appears behind window application
>
> Status in Compiz:
>  New
> Status in “compiz” package in Ubuntu:
>  Confirmed
> Status in “xcompmgr” package in Ubuntu:
>  Incomplete
>
> Bug description:
>  Binary package hint: compiz
>
>  Hello,
>
>  after a certain time of using my computer, compiz becomes mad and make my menu appear in the background, behind the application, so I can't see it...
>  This is a transparent terminal where you can see the menu behind the window terminal:
>
>  http://img854.imageshack.us/my.php?image=tmphfm9tx.png
>
>  I do a after a compiz --replace to come back to a normal use.
>
>  Sometimes this problem comes with other trouble:
>
>  --> invisible window
>  --> close a window but a part of the window is still visible
>
>  Thanks for your help
>
>  ProblemType: Bug
>  DistroRelease: Ubuntu 11.04
>  Package: compiz 1:0.9.4-0ubuntu4
>  ProcVersionSignature: Ubuntu 2.6.38-6.34-generic 2.6.38-rc7
>  Uname: Linux 2.6.38-6-generic i686
>  NonfreeKernelModules: 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 Kernel Module  270.29  Wed Feb 23 16:16:53 PST 2011
>   GCC version:  gcc version 4.5.2 (Ubuntu/Linaro 4.5.2-5ubuntu3)
>  Architecture: i386
>  CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,move,thumbnail,compiztoolbox,regex,place,imgpng,vpswitch,grid,gnomecompat,resize,screenshot,animation,wall,session,wobbly,expo,workarounds,ezoom,staticswitcher,fade,scale]
>  CompositorRunning: compiz
>  Date: Mon Mar 14 23:05:12 2011
>  DistUpgraded: Fresh install
>  DistroCodename: natty
>  DistroVariant: ubuntu
>  DkmsStatus:
>   nvidia-current, 270.29, 2.6.38-6-generic, i686: installed
>   vboxhost, 4.0.4, 2.6.38-6-generic, i686: installed
>  GraphicsCard: nVidia Corporation G92 [GeForce 8800 GT] [10de:0611] (rev a2) (prog-if 00 [VGA controller])
>  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110302)
>  InstallationMedia_: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110302)
>  JockeyStatus: xorg:nvidia_current - Pilote d'accélération graphique NVIDIA (Propriétaire, Activé, En cours d'utilisation)
>  MachineType: HP-Pavilion GX598AA-ABF a6221.fr
>  ProcEnviron:
>   LANGUAGE=fr:en
>   LANG=fr_FR.UTF-8
>   SHELL=/bin/bash
>  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-6-generic root=UUID=16c9140c-d87b-4d72-97d9-c796f9b870f5 ro quiet splash vt.handoff=7
>  ProcVersionSignature_: Ubuntu 2.6.38-6.34-generic 2.6.38-rc7
>  Renderer: Unknown
>  SourcePackage: compiz
>  UpgradeStatus: No upgrade log present (probably fresh install)
>  dmi.bios.date: 07/27/2007
>  dmi.bios.vendor: Phoenix Technologies, LTD
>  dmi.bios.version: 5.21
>  dmi.board.name: Leonite2
>  dmi.board.vendor: ASUSTek Computer INC.
>  dmi.board.version: 6.00
>  dmi.chassis.type: 3
>  dmi.chassis.vendor: Hewlett-Packard
>  dmi.chassis.version: 1111
>  dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr5.21:bd07/27/2007:svnHP-Pavilion:pnGX598AA-ABFa6221.fr:pvr:rvnASUSTekComputerINC.:rnLeonite2:rvr6.00:cvnHewlett-Packard:ct3:cvr1111:
>  dmi.product.name: GX598AA-ABF a6221.fr
>  dmi.sys.vendor: HP-Pavilion
>  version.compiz: compiz 1:0.9.4-0ubuntu4
>  version.libdrm2: libdrm2 2.4.23-1ubuntu3
>  version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.1-0ubuntu1
>  version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
>  version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu11
>  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu2
>  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu1
>  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu5
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/compiz/+bug/735162/+subscriptions
>



-- 
I contend that we are both atheists. I just believe in one fewer god
than you do. When you understand why you dismiss all the other
possible gods, you will understand why I dismiss yours.  - historian
Stephen Henry Roberts (1901-71)