compiz crashed with SIGSEGV in _int_malloc()

[Pasi Tarhonen]

Compiz crashed when adjusting compiz settings by Ubuntu Tweak (for activating functions to mouse over corner -events).

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: libnux-2.0-0 2.4.0-0ubuntu2
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
CrashCounter: 1
Date: Mon Mar 12 17:32:27 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120301)
ProcCmdline: compiz
SegvAnalysis:
 Segfault happened at: 0x7f4a9f7316d3: cmp %rcx,0x8(%rax)
 PC (0x7f4a9f7316d3) ok
 source "%rcx" ok
 destination "0x8(%rax)" (0x26000060002270c) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: nux
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libc.so.6
 calloc () from /lib/x86_64-linux-gnu/libc.so.6
 XOpenDisplay () from /usr/lib/x86_64-linux-gnu/libX11.so.6
 nux::WindowThread::ThreadCtor(_XDisplay*, unsigned long, __GLXcontextRec*) () from /usr/lib/libnux-2.0.so.0
 nux::CreateFromForeignWindow(unsigned long, __GLXcontextRec*, void (*)(nux::NThread*, void*), void*) () from /usr/lib/libnux-2.0.so.0
Title: compiz crashed with SIGSEGV in calloc()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 _int_malloc (av=0x7f4a9fa67720, bytes=16384) at malloc.c:3693
 __libc_calloc (n=<optimized out>, elem_size=<optimized out>) at malloc.c:3274
 XOpenDisplay (display=<optimized out>) at ../../src/OpenDis.c:256
 nux::VLayout::ComputeContentSize() () from /tmp/tmpPp5mH7/usr/lib/libnux-2.0.so.0
 ?? ()

[Pasi Tarhonen (pasi-tarhonen)]

Additional information for this bug

- Ubuntu 12.04 Desktop beta 1 fully upgraded
- Platform is Virtualbox VM with 3D enabled (thus able to use 3D Unity + Compiz)
- Installed via Testdrive (btrfs, no swap) + done dist-upgrade, changed VM to use SATA driver

[Launchpad Janitor (janitor)]

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

[Daniel van Vugt (vanvugt)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 923049, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Feel free to continue to report any other bugs you may find.

[Daniel van Vugt (vanvugt)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 947844, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Feel free to continue to report any other bugs you may find.