compiz crashed with SIGSEGV in _XFreeEventCookies()

[fuhaoyun]

这个bug出现数次了，出现时屏幕一片空白，2-3秒钟后恢复

The bug appeared a number of times, when the screen goes blank, 2-3 seconds after recovery

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
NonfreeKernelModules: nvidia
.proc.driver.nvidia.gpus.0: Error: [Errno 21] 是一个目录: '/proc/driver/nvidia/gpus/0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module 280.13 Wed Jul 27 16:53:56 PDT 2011
 GCC version: gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu2)
.tmp.unity.support.test.0:

ApportVersion: 1.23-0ubuntu1
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,resize,regex,compiztoolbox,move,snap,wall,vpswitch,gnomecompat,place,imgpng,grid,animation,unitymtgrabhandles,workarounds,fade,session,scale,expo,ezoom,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Thu Sep 22 20:40:45 2011
DistUpgraded: Log time: 2011-09-16 19:49:41.181249
DistroCodename: oneiric
DistroVariant: ubuntu
DkmsStatus:
 nvidia-current, 280.13, 3.0.0-11-generic, x86_64: installed
 virtualbox, 4.1.2, 3.0.0-11-generic, x86_64: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 nVidia Corporation G98 [GeForce 9300M GS] [10de:06e9] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: Lenovo Device [17aa:2107]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110913)
JockeyStatus:
 xorg:nvidia_173 - NVIDIA 图形加速驱动 (专有软件, 已禁用, 未使用)
 xorg:nvidia_current - NVIDIA 图形加速驱动 (专有软件, 已启用, 使用中)
 kmod:nvidia_current - nvidia_current (专有软件, 已禁用, 未使用)
 kmod:nvidia_173 - NVIDIA binary Xorg driver, kernel module and VDPAU library (专有软件, 已禁用, 未使用)
MachineType: LENOVO 27437MC
ProcCmdline: compiz
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-11-generic root=UUID=d6ab6d4b-b2da-439c-a4ed-b07d41bac6a3 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7fc78bb974f3 <_XFreeEventCookies+19>: mov 0x40(%rax),%rbp
 PC (0x7fc78bb974f3) 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 2011-09-16 (6 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XorgConf:
 Section "Device"
  Identifier "Default Device"
  Option "NoLogo" "True"
 EndSection
XsessionErrors:
 (submit_review_gtk3.py:11342): Gdk-CRITICAL **: gdk_window_invalidate_rect_full: assertion `GDK_IS_WINDOW (window)' failed
 (submit_review_gtk3.py:11342): Gdk-CRITICAL **: gdk_window_invalidate_rect_full: assertion `GDK_IS_WINDOW (window)' failed
 (submit_review_gtk3.py:11332): Gdk-CRITICAL **: gdk_window_invalidate_rect_full: assertion `GDK_IS_WINDOW (window)' failed
 (submit_review_gtk3.py:11332): Gdk-CRITICAL **: gdk_window_invalidate_rect_full: assertion `GDK_IS_WINDOW (window)' failed
 (empathy-accounts:12077): libebook-WARNING **: e-book.c:3302: cannot activate book: 为 org.gnome.evolution.dataserver.AddressBook1 调用 StartServiceByName 出错： GDBus.Error:org.freedesktop.DBus.Error.Spawn.ExecFailed: Failed to execute program /usr/lib/evolution/e-addressbook-factory: Success
dmi.bios.date: 08/26/2009
dmi.bios.vendor: LENOVO
dmi.bios.version: 6AET59WW
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: 27437MC
dmi.board.vendor: LENOVO
dmi.board.version: LENOVO 6AET59WW
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: LENOVO 6AET59WW
dmi.modalias: dmi:bvnLENOVO:bvr6AET59WW:bd08/26/2009:svnLENOVO:pn27437MC:pvrThinkPadSL:rvnLENOVO:rn27437MC:rvrLENOVO6AET59WW:cvnLENOVO:ct10:cvrLENOVO6AET59WW:
dmi.product.name: 27437MC
dmi.product.version: ThinkPad SL
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.5.94+bzr2803-0ubuntu5
version.ia32-libs: ia32-libs 20090808ubuntu22
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.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
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

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #851472, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.