compiz crashed with SIGSEGV

[Hans Joachim Desserud]

Crashing from time to time in Quantal.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: unity 6.4.0-0ubuntu6
ProcVersionSignature: Ubuntu 3.5.0-14.18-generic 3.5.3
Uname: Linux 3.5.0-14-generic i686
ApportVersion: 2.5.1-0ubuntu7
Architecture: i386
Date: Sat Sep 15 09:08:36 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha i386 (20120724.2)
ProcCmdline: compiz
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0xb75499e0: movdqu (%eax),%xmm0
 PC (0xb75499e0) ok
 source "(%eax)" (0xf8109f70) not located in a known VMA region (needed readable region)!
 destination "%xmm0" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 ?? () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /usr/lib/i386-linux-gnu/dri/swrast_dri.so
 ?? () from /usr/lib/i386-linux-gnu/dri/swrast_dri.so
 ?? () from /usr/lib/i386-linux-gnu/mesa/libGL.so.1
 ?? () from /usr/lib/i386-linux-gnu/mesa/libGL.so.1
Title: compiz crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 memmove (__len=592835216, __src=0xf8109f70, __dest=<optimized out>) at /usr/include/i386-linux-gnu/bits/string3.h:58
 drisw_update_tex_buffer (drawable=0xc1af000, ctx=0x8dab2f8, res=0xb0b2488) at drisw.c:272
 dri_set_tex_buffer2 (pDRICtx=0x8dab2d8, target=3553, format=8410, dPriv=0xbd43c88) at dri_drawable.c:234
 drisw_bind_tex_image (dpy=0x8d57218, drawable=14681367, buffer=8414, attrib_list=0x0) at drisw_glx.c:319
 __glXBindTexImageEXT (dpy=0x8d57218, drawable=drawable@entry=14681367, buffer=buffer@entry=8414, attrib_list=attrib_list@entry=0x0) at glxcmds.c:2429

[Edward Donovan (edward.donovan)]

The stacktrace shows that you're hitting bug 927168. Take a look there; thanks.

[Launchpad Janitor (janitor)]

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