Xorg freeze

[Ben]

System hangs during boot and displays various boot messages, but does not show the logon manager screen. You can switch to the console and login successfully. This behaviour is not reproducable, but occurs quite often (once each two days).

ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: xorg 1:7.7+1ubuntu4
ProcVersionSignature: Ubuntu 3.5.0-18.29-generic 3.5.7
Uname: Linux 3.5.0-18-generic x86_64
ApportVersion: 2.6.1-0ubuntu6
Architecture: amd64
Date: Mon Nov 19 08:15:17 2012
DistroCodename: quantal
DistroVariant: ubuntu
GpuHangFrequency: Several times a week
InstallationDate: Installed on 2012-10-16 (33 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
MarkForUpload: True
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SourcePackage: xorg
Symptom: display
Title: Xorg freeze
UpgradeStatus: Upgraded to quantal on 2012-11-10 (8 days ago)
---
ApportVersion: 2.6.1-0ubuntu10
Architecture: amd64
DistroCodename: quantal
DistroRelease: Ubuntu 12.10
DistroVariant: ubuntu
InstallationDate: Installed on 2012-10-16 (140 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
MarkForUpload: True
Package: xorg 1:7.7+1ubuntu4
PackageArchitecture: amd64
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 3.5.0-25.39-generic 3.5.7.4
Tags: quantal running-unity ubuntu
Uname: Linux 3.5.0-25-generic x86_64
UnreportableReason: Please work this issue through technical support channels first.
UpgradeStatus: Upgraded to quantal on 2012-11-10 (115 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Ben (bhubu)]

Logfiles during hang from console login copied from /var/log:
- bootlog
- console-setup.log
- container-detect.log
- dbus.log
- dmesg
- faillog
- hybrid-gfx.log
- kern.log
- syslog
- Xorg.0.log
- x-0-greeter.log
- rsyslog.log
- module-init-tools.log
- x-0.log
- ureadahead.log
- lightdm.log

[Philip Wyett (philip-wyett-deactivatedaccount)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. Please execute the following command, as it will automatically gather debugging information, in a terminal:
apport-collect 1080580
When reporting bugs in the future please use apport by using 'ubuntu-bug' and the name of the package affected. You can learn more about this functionality at https://wiki.ubuntu.com/ReportingBugs.

[Ben (bhubu)]

apport information

[Launchpad Janitor (janitor)]

[Expired for xorg (Ubuntu) because there has been no activity for 60 days.]