*** This bug is a duplicate of bug 946285 ***
https://bugs.launchpad.net/bugs/946285
** This bug is no longer a duplicate of private bug 948252
** This bug has been marked a duplicate of bug 946285
compiz crashed with SIGSEGV in operator() [unity-mt-grab-handles.cpp] from
... from unity::MT::GrabHandleGroup::forEachHandle()
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https://bugs.launchpad.net/bugs/962268
Title:
compiz crashed with SIGSEGV in
unity::MT::GrabHandleGroup::forEachHandle()
Status in “unity” package in Ubuntu:
New
Bug description:
I was playing with CCSM key bindings and unity crashed. Sure CCSM is
not supported, but IMHO unity should not crash in any situation :)
ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity 5.6.0-0ubuntu4
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
Date: Thu Mar 22 17:36:00 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901)
ProcCmdline: compiz
SegvAnalysis:
Segfault happened at: 0x7f81d07b14b7
<_ZN5unity2MT15GrabHandleGroup13forEachHandleERKSt8functionIFvRKN5boost10shared_ptrINS0_10GrabHandleEEEEE+7>:
mov 0x20(%rdi),%rbx
PC (0x7f81d07b14b7) ok
source "0x20(%rdi)" (0x00000021) not located in a known VMA region (needed
readable region)!
destination "%rbx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
unity::MT::GrabHandleGroup::forEachHandle(std::function<void
(boost::shared_ptr<unity::MT::GrabHandle> const&)> const&) () from
/usr/lib/compiz/libunitymtgrabhandles.so
UnityMTGrabHandlesWindow::restackHandles() () from
/usr/lib/compiz/libunitymtgrabhandles.so
UnityMTGrabHandlesScreen::handleEvent(_XEvent*) () from
/usr/lib/compiz/libunitymtgrabhandles.so
CompScreen::handleEvent(_XEvent*) () from
/usr/lib/libcompiz_core.so.ABI-20120228
FadeScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libfade.so
Title: compiz crashed with SIGSEGV in
unity::MT::GrabHandleGroup::forEachHandle()
UpgradeStatus: Upgraded to precise on 2012-02-23 (28 days ago)
UserGroups: adm admin cdrom dialout kvm libvirtd lpadmin plugdev sambashare
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