gnome-shell crashed with SIGSEGV in _XPutPixel32()

[Mike Mestnik]

Was just using gnome-shell, not for vary long either.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: gnome-shell 3.2.1-8ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-6.12-generic-pae 3.2.0-rc6
Uname: Linux 3.2.0-6-generic-pae i686
ApportVersion: 1.90-0ubuntu1
Architecture: i386
Date: Mon Dec 26 15:21:34 2011
ExecutablePath: /usr/bin/gnome-shell
ProcCmdline: /usr/bin/gnome-shell
ProcEnviron:
 LANG=C
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0xb5ef3cf0: mov %edi,(%eax)
 PC (0xb5ef3cf0) ok
 source "%edi" ok
 destination "(%eax)" (0x00000000) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
 ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
 _XSetImage () from /usr/lib/i386-linux-gnu/libX11.so.6
 XGetSubImage () from /usr/lib/i386-linux-gnu/libX11.so.6
 ?? () from /usr/lib/i386-linux-gnu/mesa/libGL.so.1
 ?? () from /usr/lib/i386-linux-gnu/dri/swrast_dri.so
Title: gnome-shell crashed with SIGSEGV in _XSetImage()
UpgradeStatus: Upgraded to precise on 2011-12-21 (5 days ago)
UserGroups: cdrom plugdev pulse-access sudo

[Apport retracing service (apport)]

StacktraceTop:
 _XPutPixel32 (pixel=2254523, y=0, x=0, ximage=0xa02dcf8) at ../../src/ImUtil.c:739
 _XPutPixel32 (ximage=0xa02dcf8, x=0, y=0, pixel=2254523) at ../../src/ImUtil.c:726
 _XSetImage (srcimg=0xa02d908, dstimg=0xa02dcf8, x=0, y=0) at ../../src/ImUtil.c:957
 XGetSubImage (dpy=0x946fc28, d=4194478, x=0, y=0, width=554, height=435, plane_mask=4294967295, format=2, dest_image=0xa02dcf8, dest_x=0, dest_y=0) at ../../src/GetImage.c:125
 glXCreateWindow (dpy=0x22a, config=0x1b3, win=0, attrib_list=0xb76a5ff4) at glx_pbuffer.c:880

[Jeremy Bícha (jbicha)]

Thank you for reporting this bug to Ubuntu. Ubuntu 12.04 LTS reached End of Life in April. See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases

Please upgrade to Ubuntu 16.04 LTS and re-test. If the bug is still reproducible, increase the verbosity of the steps to recreate it so we can try again.

I apologize that we are not always to respond to bug reports promptly. Do feel free to report any other bugs you may find.