Xorg crashed with SIGSEGV in dixLookupPrivate()

[billyprefect]

Think it was trying to upgrade the nvidia driver from the basic driver to the restricted driver when it crashed out.

ProblemType: Crash
Architecture: i386
Date: Sat Jul 25 16:40:16 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/Xorg
LiveMediaBuild: Ubuntu 9.10 "Karmic Koala" - Alpha i386 (20090610.1)
MachineType: Dell Inc. Precision M65
Package: xserver-xorg-core 2:1.6.1.901-2ubuntu1 [modified: usr/lib/xorg/modules/extensions/libglx.so]
ProcCmdLine: BOOT_IMAGE=/casper/vmlinuz noprompt cdrom-detect/try-usb=true persistent file=/cdrom/preseed/hostname.seed boot=casper initrd=/casper/initrd.gz quiet splash --
ProcCmdline: /usr/X11R6/bin/X :0 -br -audit 0 -auth /var/lib/gdm/:0.Xauth -nolisten tcp vt7
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
ProcVersionSignature: Ubuntu 2.6.30-8.9-generic
RelatedPackageVersions:
 xserver-xorg 1:7.4~5ubuntu21
 libgl1-mesa-glx 7.4.1-1ubuntu2
 libdrm2 2.4.11-0ubuntu1
 xserver-xorg-video-intel 2:2.7.99.1+git20090602.ec2fde7c-0ubuntu2
 xserver-xorg-video-ati 1:6.12.2-2ubuntu1
SegvAnalysis:
 Segfault happened at: 0x8072f83 <dixLookupPrivate+35>: mov (%ecx),%esi
 PC (0x08072f83) ok
 source "(%ecx)" (0x00000150) not located in a known VMA region (needed readable region)!
 destination "%esi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: xorg-server
StacktraceTop:
 dixLookupPrivate ()
 CompositeRegisterAlternateVisuals ()
 BlockHandler ()
 WaitForSomething ()
 Dispatch ()
Title: Xorg crashed with SIGSEGV in dixLookupPrivate()
Uname: Linux 2.6.30-8-generic i686
UserGroups:

dmi.bios.date: 10/16/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A10
dmi.board.name: 0JF242
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA10:bd10/16/2008:svnDellInc.:pnPrecisionM65:pvr:rvnDellInc.:rn0JF242:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: Precision M65
dmi.sys.vendor: Dell Inc.
fglrx: Not loaded
system:
 distro: Ubuntu
 architecture: i686kernel: 2.6.30-8-generic

[lspci]
01:00.0 VGA compatible controller [0300]: nVidia Corporation G72GL [Quadro FX 350M] [10de:01dc] (rev a1)
     Subsystem: Dell Device [1028:01c8]

[Apport retracing service (apport)]

StacktraceTop:dixLookupPrivate (privates=0x150, key=0x821ca9c)
compPositionWindow (pWin=0x0, x=0, y=-1077784436)
ClientIsAsleep (client=0xbfc2508c)
GetLocalClientCreds (client=0x8580230, lccp=0x0)
Dispatch () at ../../dix/dispatch.c:359

[Bryce Harrington (bryce)]

[This is an automatic notification.]

Hi billyprefect,

This bug was reported against an earlier version of Ubuntu, can you
test if it still occurs on Lucid?

Please note we also provide technical support for older versions of
Ubuntu, but not in the bug tracker. Instead, to raise the issue through
normal support channels, please see:

    http://www.ubuntu.com/support

If you are the original reporter and can still reproduce the issue on
Lucid, please run the following command to refresh the report:

  apport-collect 404597

If you are not the original reporter, please file a new bug report, so
we can work with you as the original reporter instead (you can reference
bug 404597 in your report if you think it may be related):

  ubuntu-bug xorg

If by chance you can no longer reproduce the issue on Lucid or if you
feel it is no longer relevant, please mark the bug report 'Fix Released'
or 'Invalid' as appropriate, at the following URL:

  https://bugs.launchpad.net/ubuntu/+bug/404597

[Bryce Harrington (bryce)]

We're closing this bug since it is has been some time with no response from the original reporter. However, if the issue still exists please feel free to reopen with the requested information. Also, if you could, please test against the latest development version of Ubuntu, since this confirms the bug is one we may be able to pass upstream for help.