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[Bug 485570] [NEW] Xorg crashed with SIGSEGV in dixLookupPrivate()

 

Public bug reported:

After a system poweroff without fsck, while writing in pidgin, it
crashed.

ProblemType: Crash
Architecture: amd64
Date: Fri Nov 20 00:42:04 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/Xorg
GdmLog: X: /tmp/.X11-unix has suspicious mode (not 1777) or is not a directory, aborting.
MachineType: LENOVO 0769EPG
NonfreeKernelModules: nvidia
Package: xserver-xorg-core 2:1.6.4-2ubuntu4 [modified: usr/lib/xorg/modules/extensions/libglx.so]
ProcCmdLine: root=/dev/mapper/hostname-root ro quiet splash
ProcCmdline: /usr/bin/X :1 -br -verbose -auth /var/run/gdm/auth-for-gdm-ghcKkv/database -nolisten tcp
ProcEnviron:
 LANG=de_DE.UTF-8
 PATH=(custom, no user)
ProcVersionSignature: Ubuntu 2.6.31-14.48-generic
RelatedPackageVersions:
 xserver-xorg 1:7.4+3ubuntu7
 libgl1-mesa-glx 7.6.0-1ubuntu4
 libdrm2 2.4.14-1ubuntu1
 xserver-xorg-video-intel 2:2.9.0-1ubuntu2
 xserver-xorg-video-ati 1:6.12.99+git20090929.7968e1fb-0ubuntu1
SegvAnalysis:
 Segfault happened at: 0x434aa2 <dixLookupPrivate+18>:	cmp    (%rdx),%eax
 PC (0x00434aa2) ok
 source "(%rdx)" (0x320050041e00070) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: xorg-server
StacktraceTop:
 dixLookupPrivate ()
 xf86SetCursor ()
 ?? ()
 ?? ()
 xf86Wakeup ()
Title: Xorg crashed with SIGSEGV in dixLookupPrivate()
Uname: Linux 2.6.31-14-generic x86_64
UserGroups:
 
dmi.bios.date: 07/29/2008
dmi.bios.vendor: LENOVO
dmi.bios.version: 68ET37WW
dmi.board.name: IEL10
dmi.board.vendor: LENOVO
dmi.board.version: REFERENCE
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: No Enclosure
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnLENOVO:bvr68ET37WW:bd07/29/2008:svnLENOVO:pn0769EPG:pvr3000N200:rvnLENOVO:rnIEL10:rvrREFERENCE:cvnNoEnclosure:ct10:cvrN/A:
dmi.product.name: 0769EPG
dmi.product.version: 3000 N200
dmi.sys.vendor: LENOVO
fglrx: Not loaded
system:
 distro:             Ubuntu
 architecture:       x86_64kernel:             2.6.31-14-generic
xkbcomp:
 Error: command ['xkbcomp', ':0', '-w0', '-'] failed with exit code 1: Error:            Cannot open display ":0"
                   Exiting

** Affects: xorg-server (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-crash

-- 
Xorg crashed with SIGSEGV in dixLookupPrivate()
https://bugs.launchpad.net/bugs/485570
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