This crash happened when I was enabling some plug-ins in Compiz (CCSM). I enabled the plug-in Magnifier, tested it, and disabled it. The crash occurred after the plug-in was disabled.
ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity 5.2.0-0ubuntu3
ProcVersionSignature: Ubuntu 3.2.0-14.23-generic 3.2.3
Uname: Linux 3.2.0-14-generic x86_64
ApportVersion: 1.91-0ubuntu1
Architecture: amd64
CrashCounter: 1
Date: Wed Feb 8 11:01:48 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20111129.1)
ProcCmdline: compiz
SegvAnalysis:
Segfault happened at: 0x7fa88f5f2413 <_ZNSt8__detail15_List_node_base7_M_hookEPS0_+19>: mov %rdi,(%rax)
PC (0x7fa88f5f2413) ok
source "%rdi" ok
destination "(%rax)" (0x005a1106) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
std::__detail::_List_node_base::_M_hook(std::__detail::_List_node_base*) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
unity::debug::Introspectable::AddChild(unity::debug::Introspectable*) () from /usr/lib/compiz/libunityshell.so
unity::dash::Controller::SetupDashView() () from /usr/lib/compiz/libunityshell.so
unity::dash::Controller::EnsureDash() () from /usr/lib/compiz/libunityshell.so
?? () from /usr/lib/compiz/libunityshell.so
Title: compiz crashed with SIGSEGV in std::__detail::_List_node_base::_M_hook()
UpgradeStatus: Upgraded to precise on 2012-02-07 (1 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
StacktraceTop: _detail: :_List_ node_base: :_M_hook (this=0x7fa8600 1f8d0, __position= 0x31f2648) at ../../. ./../src/ libstdc+ +-v3/src/ list.cc: 129 unity:: debug:: Introspectable* const&> (__position=..., this=<optimized out>) at /usr/include/ c++/4.6/ bits/stl_ list.h: 1524 c++/4.6/ bits/stl_ list.h: 988 :debug: :Introspectable ::AddChild (this=0x31f2640, child=0x3209d90) at /build/ buildd/ unity-5. 2.0/plugins/ unityshell/ src/Introspecta ble.cpp: 71 :dash:: Controller: :SetupDashView (this=0x31f2640) at /build/ buildd/ unity-5. 2.0/plugins/ unityshell/ src/DashControl ler.cpp: 90
std::_
_M_insert<
push_back (__x=<synthetic pointer>, this=0x31f2648) at /usr/include/
unity:
unity: