I tried to take a screenshot and paste it into GIMP prior to this error but had multiple other apps open.
ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: compiz-core 1:0.9.5.94+bzr2803-0ubuntu5
ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
.tmp.unity.support.test.0:
ApportVersion: 1.23-0ubuntu1
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,compiztoolbox,decor,move,grid,place,imgpng,gnomecompat,resize,regex,session,unitymtgrabhandles,snap,vpswitch,mousepoll,wall,animation,workarounds,expo,fade,ezoom,scale,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Thu Sep 15 20:27:05 2011
DistUpgraded: Log time: 2011-08-26 06:52:00.319056
DistroCodename: oneiric
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard:
Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller])
Subsystem: Dell Device [1028:04b8]
nVidia Corporation Device [10de:0dd6] (rev a1) (prog-if 00 [VGA controller])
Subsystem: Dell Device [1028:04b8]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110804)
MachineType: Dell Inc. Dell System XPS L702X
ProcCmdline: compiz
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.0.0-11-generic root=UUID=017bb51c-9d68-4616-8ad2-20e3260e969d ro quiet splash vt.handoff=7
SegvAnalysis:
Segfault happened at: 0x7f15d8b5e4f3 <_XFreeEventCookies+19>: mov 0x40(%rax),%rbp
PC (0x7f15d8b5e4f3) ok
source "0x40(%rax)" (0x00001290) not located in a known VMA region (needed readable region)!
destination "%rbp" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
_XFreeEventCookies () from /usr/lib/x86_64-linux-gnu/libX11.so.6
XNextEvent () from /usr/lib/x86_64-linux-gnu/libX11.so.6
PrivateScreen::processEvents() ()
CompEventSource::callback() ()
Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/libglibmm-2.4.so.1
Title: compiz crashed with SIGSEGV in _XFreeEventCookies()
UpgradeStatus: Upgraded to oneiric on 2011-09-11 (4 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 07/22/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A12
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 0K4H3G
dmi.board.vendor: Dell Inc.
dmi.board.version: FAB1
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: 0.1
dmi.modalias: dmi:bvnDellInc.:bvrA12:bd07/22/2011:svnDellInc.:pnDellSystemXPSL702X:pvr:rvnDellInc.:rn0K4H3G:rvrFAB1:cvnDellInc.:ct8:cvr0.1:
dmi.product.name: Dell System XPS L702X
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.5.94+bzr2803-0ubuntu5
version.ia32-libs: ia32-libs 20090808ubuntu21
version.libdrm2: libdrm2 2.4.26-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu3
version.xserver-xorg: xserver-xorg 1:7.6+7ubuntu7
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.0-1ubuntu13
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20110811.g93fc084-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.15.901-1ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110411+8378443-1
StacktraceTop: XlibInt. c:780 8d510) at ../../src/ NextEvent. c:47 :processEvents (this=0x8404a0) at /build/ buildd/ compiz- 0.9.5.94+ bzr2803/ src/screen. cpp:636 buildd/ compiz- 0.9.5.94+ bzr2803/ src/eventsource .cpp:71 e::callback (this=<optimized out>) at /build/ buildd/ compiz- 0.9.5.94+ bzr2803/ src/eventsource .cpp:63
_XFreeEventCookies (dpy=0x855810) at ../../src/
XNextEvent (dpy=0x855810, event=0x7fffa40
PrivateScreen:
callback (this=<optimized out>) at /build/
CompEventSourc