Xorg crashed with SIGABRT in OsAbort()

[Marko Stanković]

This is probably due to me testing gnome on wayland, which was stuck, so I hit ctr-alt-backspace and X didn't come up.

ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: xserver-xorg-core 2:1.19.3-1ubuntu1
ProcVersionSignature: Ubuntu 4.10.0-22.24-generic 4.10.15
Uname: Linux 4.10.0-22-generic x86_64
.tmp.unity_support_test.0:

ApportVersion: 2.20.5-0ubuntu4
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
Date: Fri Jun 9 16:24:48 2017
DistUpgraded: Fresh install
DistroCodename: artful
DistroVariant: ubuntu
DkmsStatus:
 ddcci, 0.2, 4.10.0-22-generic, x86_64: installed
 virtualbox, 5.1.22, 4.10.0-22-generic, x86_64: installed
ExecutablePath: /usr/lib/xorg/Xorg
ExtraDebuggingInterest: Yes
GraphicsCard:
 Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Acer Incorporated [ALI] Mobile 4 Series Chipset Integrated Graphics Controller [1025:048a]
   Subsystem: Acer Incorporated [ALI] Mobile 4 Series Chipset Integrated Graphics Controller [1025:048a]
InstallationDate: Installed on 2015-05-21 (753 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Alpha amd64 (20150517)
LightdmDisplayLog:
 (II) AIGLX: Suspending AIGLX clients for VT switch
 (II) Server terminated successfully (0). Closing log file.
MachineType: Acer Aspire 5336
ProcCmdline: /usr/lib/xorg/Xorg -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
ProcEnviron: PATH=(custom, no user)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-22-generic root=UUID=1a839597-1116-40fe-bebd-bb9ba0da4052 ro acpi_osi=Linux acpi_backlight=vendor i915.i915_enable_rc6=1 i915.semaphores=1 pcie_aspm=force quiet splash vt.handoff=7
Signal: 6
SourcePackage: xorg-server
StacktraceTop:
 OsAbort ()
 ?? ()
 FatalError ()
 CreateWellKnownSockets ()
 ?? ()
Title: Xorg crashed with SIGABRT in OsAbort()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 07/26/2011
dmi.bios.vendor: Acer
dmi.bios.version: V1.14
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: JE51_MV
dmi.board.vendor: Acer
dmi.board.version: V1.14
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: V1.14
dmi.modalias: dmi:bvnAcer:bvrV1.14:bd07/26/2011:svnAcer:pnAspire5336:pvrV1.14:rvnAcer:rnJE51_MV:rvrV1.14:cvnAcer:ct10:cvrV1.14:
dmi.product.name: Aspire 5336
dmi.product.version: V1.14
dmi.sys.vendor: Acer
version.compiz: compiz 1:0.9.13.1+17.10.20170515-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.80-1
version.libgl1-mesa-dri: libgl1-mesa-dri 17.1.2-1ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 17.1.2-1ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.19.3-1ubuntu1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.5-1ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.9.0-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20170309-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.14-0ubuntu1
xserver.bootTime: Sun Jun 11 11:53:58 2017
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id 55297
 vendor LGD
xserver.version: 2:1.19.3-1ubuntu1

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1546541, 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.