compiz assert failure: compiz: main/renderbuffer.c:1977: _mesa_reference_renderbuffer: Zusicherung »rb->Magic == 0xaabbccdd« nicht erfüllt.

[wilhelm-lausch]

Binary package hint: compiz

occured after conecting external LCD monitor to my acer d255 / atom 550

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: compiz-core 1:0.9.2.1+glibmainloop4-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.37-12.26-generic 2.6.37
Uname: Linux 2.6.37-12-generic i686
Architecture: i386
AssertionMessage: compiz: main/renderbuffer.c:1977: _mesa_reference_renderbuffer: Zusicherung »rb->Magic == 0xaabbccdd« nicht erfüllt.
CrashCounter: 1
DRM.card0.LVDS.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1024x600
 edid-base64: AP///////wAGr9JhAAAAAAATAQOAFg14ChWFl1hTiiYlUFQAAAABAQEBAQEBAQEBAQEBAQEBdBMAOkFYFCAwICYA3n0AAAAYAAAADwAAAAAAAAAAAAAAAAAgAAAA/gBBVU8KICAgICAgICAgAAAA/gBCMTAxQVcwNiBWMSAKACk=
DRM.card0.VGA.1:
 status: connected
 enabled: enabled
 dpms: Off
 modes: 1920x1080 1600x1200 1680x1050 1280x1024 1280x1024 1440x900 1440x900 1280x960 1280x800 1152x864 1024x768 1024x768 1024x768 832x624 800x600 800x600 800x600 800x600 640x480 640x480 640x480 640x480 720x400
 edid-base64: AP///////wBMLYMGMjJCQywUAQMOMBt4KnjxplVImyYSUFS/74CBAIFAgYCVALMAqUCVD3FPAjqAGHE4LUBYLEUA3QwRAAAeAAAA/QA4Sx5REQAKICAgICAgAAAA/ABTTUJYMjI0MAogICAgAAAA/wBIOVhaQjAwMjA3CiAgAN8=
Date: Fri Jan 21 12:26:10 2011
DistUpgraded: Fresh install
DistroCodename: natty
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GdmLog1: Not present
GdmLog2: Not present
GraphicsCard:
 Subsystem: Acer Incorporated [ALI] Device [1025:0349]
   Subsystem: Acer Incorporated [ALI] Device [1025:0349]
LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110121)
MachineType: Acer AOD255
ProcCmdline: /usr/bin/compiz
ProcEnviron:
 LANGUAGE=de_DE.UTF-8:de:en_GB:en
 LANG=de_DE.UTF-8
 LC_MESSAGES=de_AT.utf8
 SHELL=/bin/bash
ProcKernelCmdLine: noprompt cdrom-detect/try-usb=true persistent file=/cdrom/preseed/hostname.seed boot=casper initrd=/casper/initrd.lz quiet splash -- debian-installer/language=de console-setup/layoutcode?=de
Signal: 6
SourcePackage: compiz
StacktraceTop:
 __kernel_vsyscall ()
 raise () from /lib/libc.so.6
 abort () from /lib/libc.so.6
 __assert_fail () from /lib/libc.so.6
 _mesa_reference_renderbuffer () from /usr/lib/dri/libdricore.so
Title: compiz assert failure: compiz: main/renderbuffer.c:1977: _mesa_reference_renderbuffer: Zusicherung »rb->Magic == 0xaabbccdd« nicht erfüllt.
UnitySupportTest:

UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 08/12/2010
dmi.bios.vendor: Acer
dmi.bios.version: V3.05(DDR3)
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: AOD255
dmi.board.vendor: Acer
dmi.board.version: V3.05(DDR3)
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: V3.05(DDR3)
dmi.modalias: dmi:bvnAcer:bvrV3.05(DDR3):bd08/12/2010:svnAcer:pnAOD255:pvrV3.05(DDR3):rvnAcer:rnAOD255:rvrV3.05(DDR3):cvnAcer:ct10:cvrV3.05(DDR3):
dmi.product.name: AOD255
dmi.product.version: V3.05(DDR3)
dmi.sys.vendor: Acer
version.libdrm2: libdrm2 2.4.22-2ubuntu1
version.libgl1-mesa-glx: libgl1-mesa-glx 7.9+repack-1ubuntu6
version.xserver-xorg: xserver-xorg 1:7.5+6ubuntu8
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.13.2-1ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.13.901-2ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20100805+b96170a-0ubuntu1

[Apport retracing service (apport)]

StacktraceTop:
 __kernel_vsyscall ()
 *__GI_raise (sig=6)
 *__GI_abort () at abort.c:59

[jhfhlkjlj (fdsuufijjejejejej-deactivatedaccount)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. We are sorry that we do not always have the capacity to look at all reported bugs in a timely manner. There have been many changes in Ubuntu since that time you reported the bug and your problem may have been fixed with some of the updates. It would help us a lot if you could test it on a currently supported Ubuntu version. When you test it and it is still an issue, kindly upload the updated logs by running apport-collect <bug #> and any other logs that are relevant for this particular issue.

[Launchpad Janitor (janitor)]

[Expired for compiz (Ubuntu) because there has been no activity for 60 days.]