Xorg crashed with SIGABRT in OsAbort() from AbortServer() from FatalError() from CreateWellKnownSockets()

Bug #1546541 reported by Malac on 2016-02-17
This bug affects 16 people
Affects Status Importance Assigned to Milestone
xorg-server (Ubuntu)

Bug Description

Running in low graphics mode on Xenial if I run startx from the console I can get a desktop but this is the only way I can't get to either gdm or lightdm login screens.

ProblemType: Crash
DistroRelease: Ubuntu 16.04
Package: xserver-xorg-core 2:1.17.3-2ubuntu4
ProcVersionSignature: Ubuntu 4.4.0-5.20-generic 4.4.1
Uname: Linux 4.4.0-4-generic i686

ApportVersion: 2.20-0ubuntu3
Architecture: i386

CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
CrashCounter: 1
Date: Wed Feb 17 13:23:13 2016
DistUpgraded: 2015-12-08 13:54:44,635 DEBUG enabling apt cron job
DistroCodename: xenial
DistroVariant: ubuntu
ExecutablePath: /usr/lib/xorg/Xorg
ExtraDebuggingInterest: Yes, if not too technical
 Intel Corporation 82G33/G31 Express Integrated Graphics Controller [8086:29c2] (rev 02) (prog-if 00 [VGA controller])
   Subsystem: Dell 82G33/G31 Express Integrated Graphics Controller [1028:0238]
InstallationDate: Installed on 2012-11-18 (1185 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release i386 (20121017.2)
LightdmGreeterLog: Error writing X authority: Failed to open X authority /var/lib/lightdm/.Xauthority: No such file or directory
ProcCmdline: /usr/lib/xorg/Xorg -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch

ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-5-generic root=UUID=83a5bb3c-2543-42d9-b253-914c5f894d4e ro quiet splash
Signal: 6
SourcePackage: xorg-server
 OsAbort ()
 ?? ()
 FatalError ()
 CreateWellKnownSockets ()
 ?? ()
Title: Xorg crashed with SIGABRT in OsAbort()
UpgradeStatus: Upgraded to xenial on 2015-12-08 (70 days ago)

dmi.bios.date: 09/20/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.0.16
dmi.board.name: 0RK936
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 3
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: OEM
dmi.modalias: dmi:bvnDellInc.:bvr1.0.16:bd09/20/2008:svnDellInc.:pnVostro200:pvr:rvnDellInc.:rn0RK936:rvr:cvnDellInc.:ct3:cvrOEM:
dmi.product.name: Vostro 200
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:
version.libdrm2: libdrm2 2.4.67-1
version.libgl1-mesa-dri: libgl1-mesa-dri 11.1.2-1ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 11.1.2-1ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.17.3-2ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.6.1-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160127-1ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1
xserver.bootTime: Wed Feb 17 13:26:13 2016
xserver.configfile: default
xserver.errors: systemd-logind: failed to get session: PID 835 does not belong to any known session
xserver.logfile: /var/log/Xorg.0.log
 product id 5889
 vendor PGE
xserver.version: 2:1.17.3-2ubuntu4

Malac (malacusp) wrote :

 OsAbort ()
 AbortServer ()
 FatalError ()
 CreateWellKnownSockets ()
 dix_main ()

Changed in xorg-server (Ubuntu):
importance: Undecided → Medium
tags: removed: need-i386-retrace

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

Changed in xorg-server (Ubuntu):
status: New → Confirmed
tags: added: zesty
tags: added: artful
tags: added: bugpattern-needed
tags: added: bionic
information type: Private → Public
summary: - Xorg crashed with SIGABRT in OsAbort()
+ Xorg crashed with SIGABRT in OsAbort() from AbortServer() from
+ FatalError() from CreateWellKnownSockets()
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