Xorg crashed with SIGABRT in OsAbort()

[Sanya Rajan]

Got this error after shutting down and restarting

ProblemType: Crash
DistroRelease: Ubuntu 15.10
Package: xserver-xorg-core 2:1.17.2-1ubuntu9
ProcVersionSignature: Ubuntu 4.2.0-12.14-generic 4.2.1
Uname: Linux 4.2.0-12-generic x86_64
.tmp.unity.support.test.0:

ApportVersion: 2.19-0ubuntu1
Architecture: amd64
BootLog:
 fsck from util-linux 2.26.2
 /dev/sda2: clean, 830043/15081472 files, 41675684/60313856 blocks
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: None
CrashCounter: 1
CurrentDesktop: GNOME
Date: Sat Oct 3 13:09:42 2015
DistUpgraded: 2015-08-26 22:08:56,976 DEBUG enabling apt cron job
DistroCodename: wily
DistroVariant: ubuntu
DkmsStatus: vboxhost, 5.0.6, 4.2.0-12-generic, x86_64: installed
ExecutablePath: /usr/bin/Xorg
ExtraDebuggingInterest: Yes
GraphicsCard:
 Intel Corporation Broadwell-U Integrated Graphics [8086:1616] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:062e]
InstallationDate: Installed on 2015-07-08 (87 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
MachineType: Dell Inc. Latitude E7450
ProcCmdline: /usr/bin/X vt7 -displayfd 3 -auth /run/user/124/gdm/Xauthority -nolisten tcp -background none -noreset -keeptty -verbose 3
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-12-generic.efi.signed root=UUID=f9d540a7-58bf-4b5d-b040-4b2e1f237052 ro quiet splash vt.handoff=7
Signal: 6
SourcePackage: xorg-server
StacktraceTop:
 OsAbort ()
 FatalError ()
 ?? ()
 xf86CloseConsole ()
 ddxGiveUp ()
Title: Xorg crashed with SIGABRT in OsAbort()
UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
UpgradeStatus: Upgraded to wily on 2015-08-26 (38 days ago)
UserGroups:

dmi.bios.date: 05/13/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A04
dmi.board.name: 06HN6G
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA04:bd05/13/2015:svnDellInc.:pnLatitudeE7450:pvr01:rvnDellInc.:rn06HN6G:rvrA00:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E7450
dmi.product.version: 01
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.12.2+15.10.20150908-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.64-1
version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.0-1ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.0-1ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3
xserver.bootTime: Sun Oct 4 08:11:56 2015
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id 19528
 vendor SDC
xserver.version: 2:1.17.2-1ubuntu9

[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 #1237904, 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.