compiz team mailing list archive

[Florian Greinus <710755@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

Binary package hint: compiz

I pressed ALT+TAB to switch between some windows and then Compiz
crashed...

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
DRM.card0.DIN.1:
 status: disconnected
 enabled: disabled
 dpms: On
 modes: 
 edid-base64:
Date: Mon Jan 31 16:48:04 2011
DistUpgraded: Fresh install
DistroCodename: natty
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GdmLog1: Not present
GdmLog2: Not present
GraphicsCard:   Subsystem: XFX Pine Group Inc. Device [1682:2931]
LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110127)
MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M.
ProcCmdline: 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
SegvAnalysis:
 Segfault happened at: 0x2805a4b:	movzbl (%edx,%eax,1),%ecx
 PC (0x02805a4b) ok
 source "(%edx,%eax,1)" (0x00000003) not located in a known VMA region (needed readable region)!
 destination "%ecx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 ?? () from /usr/lib/dri/libdricore.so
 ?? () from /usr/lib/dri/libdricore.so
 _mesa_generate_mipmap () from /usr/lib/dri/libdricore.so
 radeonGenerateMipmap () from /usr/lib/dri/r600_dri.so
 _mesa_GenerateMipmapEXT () from /usr/lib/dri/libdricore.so
Title: compiz crashed with SIGSEGV in _mesa_generate_mipmap()
UnitySupportTest:
 
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 05/13/2009
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: P1.40
dmi.board.name: N68-S
dmi.board.vendor: ASRock
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP1.40:bd05/13/2009:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnN68-S:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To Be Filled By O.E.M.
dmi.product.version: To Be Filled By O.E.M.
dmi.sys.vendor: To Be Filled By O.E.M.
version.libdrm2: libdrm2 2.4.23-1ubuntu3
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10-1ubuntu1
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 2:2.14.0-1ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu1

** Affects: compiz (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-crash i386 natty running-unity ubuntu

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https://bugs.launchpad.net/bugs/710755

Title:
  compiz crashed with SIGSEGV in _mesa_generate_mipmap()