compiz crashed with SIGSEGV in operator()

[Michael Blennerhassett]

Changing filters in the social lens

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: unity 7.0.2+13.10.20130705.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.10.0-2.10-generic 3.10.0
Uname: Linux 3.10.0-2-generic x86_64
ApportVersion: 2.10.2-0ubuntu4
Architecture: amd64
Date: Tue Jul 9 19:59:31 2013
ExecutablePath: /usr/bin/compiz
InstallationDate: Installed on 2013-06-22 (17 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Alpha amd64 (20130621)
MarkForUpload: True
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_AU:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_AU.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f155f86b76a: mov 0x3c0(%rax),%rax
 PC (0x7f155f86b76a) ok
 source "0x3c0(%rax)" (0x000003c0) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 ?? () from /usr/lib/compiz/libunityshell.so
 nux::Property<bool>::Set(bool const&) () from /usr/lib/compiz/libunityshell.so
 ?? () from /usr/lib/compiz/libunityshell.so
 nux::Button::RecvClick(int, int, unsigned long, unsigned long) () from /usr/lib/x86_64-linux-gnu/libnux-4.0.so.0
 nux::InputArea::EmitMouseClickSignal(int, int, unsigned long, unsigned long) () from /usr/lib/x86_64-linux-gnu/libnux-4.0.so.0
Title: compiz crashed with SIGSEGV in nux::Property<bool>::Set()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 operator() (is_active=<error reading variable: Cannot access memory at address 0x1>, __closure=<optimized out>) at /build/buildd/unity-7.0.2+13.10.20130705.1/dash/FilterGenreButton.cpp:64
 operator()<bool const&> (_A_arg1=<optimized out>, this=<optimized out>) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:84
 sigc::internal::slot_call1<unity::dash::FilterGenreButton::SetFilter(const Ptr&)::__lambda2, void, bool const&>::call_it(sigc::internal::slot_rep *, sigc::type_trait<bool const&>::take) (rep=<optimized out>, a_1=<optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:137
 emit (_A_a1=@0x4253389: true, impl=0x42534a0) at /usr/include/sigc++-2.0/sigc++/signal.h:1010
 emit (this=0x4253378, _A_a1=@0x4253389: true) at /usr/include/sigc++-2.0/sigc++/signal.h:2781

[Launchpad Janitor (janitor)]

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

[ROCHE (guyroche08-6)]

I use Unity on the left et Cairo dock on the ground.

Cairo because it is the only way to parameter colours and brigtness on the screen. (my graphic card : ATI Radeon 4500 series

A+