Xorg crash

[ZhiFeng Hu]

Sep 9 08:35:26 best avahi-daemon[742]: Invalid response packet from host 10.0.12.222.
Sep 9 08:35:28 best org.ayatana.bamf[1634]: (bamfdaemon:1834): Gdk-WARNING **: bamfdaemon: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best org.a11y.atspi.Registry[1771]: XIO: fatal IO error 11 (Resource temporarily unavailable) on X server ":0"
Sep 9 08:35:28 best gnome-session[1764]: (telepathy-indicator:2112): Gdk-WARNING **: telepathy-indicator: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best org.freedesktop.Notifications[1634]: (notify-osd:1846): Gdk-WARNING **: notify-osd: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best org.gnome.Terminal[1634]: (gnome-terminal-server:2130): Gdk-WARNING **: gnome-terminal-server: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best gnome-session[1764]: (nautilus:1945): Gdk-WARNING **: nautilus: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best gnome-session[1764]: (unity-fallback-mount-helper:1943): Gdk-WARNING **: unity-fallback-mount-helper: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best gnome-session[1764]: (polkit-gnome-authentication-agent-1:1951): Gdk-WARNING **: polkit-gnome-authentication-agent-1: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best gnome-session[1764]: (update-notifier:2356): Gdk-WARNING **: update-notifier: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best com.canonical.Unity.Scope.Applications[1634]: SmartGit: Fatal IO error 11 (资源暂时不可用) on X server :0.
Sep 9 08:35:28 best org.a11y.atspi.Registry[1771]: after 9721 requests (9721 known processed) with 0 events remaining.

ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: xorg 1:7.7+7ubuntu4
ProcVersionSignature: Ubuntu 4.2.0-7.7-generic 4.2.0
Uname: Linux 4.2.0-7-generic x86_64
.tmp.unity.support.test.0:

ApportVersion: 2.18-0ubuntu9
Architecture: amd64
BootLog:
 fsck from util-linux 2.26.2
 /dev/sda1: clean, 901787/60022784 files, 29148216/240077824 blocks
CompizPlugins: 没有为“/apps/compiz-1/general/screen0/options/active_plugins”设置值
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
Date: Wed Sep 9 08:37:37 2015
DistUpgraded: 2015-08-27 08:58:25,861 DEBUG enabling apt cron job
DistroCodename: wily
DistroVariant: ubuntu
DkmsStatus: vboxhost, 5.0.2, 4.2.0-7-generic, x86_64: installed
GraphicsCard:
 Intel Corporation Xeon E3-1200 v2/3rd Gen Core processor Graphics Controller [8086:0152] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: ASUSTeK Computer Inc. P8H77-I Motherboard [1043:84ca]
InstallationDate: Installed on 2015-07-14 (56 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
MachineType: System manufacturer System Product Name
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-7-generic root=UUID=6a047965-f164-44ef-95be-055aa21d3eb9 ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
Title: Xorg crash
UdevLog: Error: [Errno 2] 没有那个文件或目录: '/var/log/udev'
UpgradeStatus: Upgraded to wily on 2015-08-27 (12 days ago)
dmi.bios.date: 08/23/2013
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1104
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: P8Z77-V LK
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev X.0x
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1104:bd08/23/2013:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnP8Z77-VLK:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer
version.compiz: compiz 1:0.9.12.1+15.10.20150805-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.64+git20150829.508a5f77-0ubuntu0ricotz
version.libgl1-mesa-dri: libgl1-mesa-dri 10.6.5~git20150829+10.6.fa342251-0ubuntu0ricotz
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.6.5~git20150829+10.6.fa342251-0ubuntu0ricotz
version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu6
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.99+git20150521.d64a13eb-0ubuntu0ricotz
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150908.e179e7d3-0ubuntu0sarvatt
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11+git20150804.62961456-0ubuntu0sarvatt
xserver.bootTime: Wed Sep 9 08:35:28 2015
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:

xserver.version: 2:1.17.2-1ubuntu6

[Timo Aaltonen (tjaalton)]

those messages are just symptoms of the crash, not the cause

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.