compiz crashed with SIGSEGV in _M_release()

[Liviu Cristian]

Ubuntu 13.04 final beta compiz with extra plugins!

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: unity 7.0.0daily13.04.05.2-0ubuntu1
ProcVersionSignature: Ubuntu 3.8.0-17.27-generic 3.8.6
Uname: Linux 3.8.0-17-generic x86_64
ApportVersion: 2.9.2-0ubuntu5
Architecture: amd64
Date: Tue Apr 9 00:47:45 2013
ExecutablePath: /usr/bin/compiz
InstallationDate: Installed on 2013-04-08 (0 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130408)
MarkForUpload: True
ProcCmdline: compiz
SegvAnalysis:
 Segfault happened at: 0x7f620e67c344 <_ZN5unity2MT15GrabHandleGroup13forEachHandleERKSt8functionIFvRKSt10shared_ptrINS0_10GrabHandleEEEE+4>: mov 0x20(%rdi),%rbx
 PC (0x7f620e67c344) 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 (std::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-20130125
 CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20130125
Title: compiz crashed with SIGSEGV in unity::MT::GrabHandleGroup::forEachHandle()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 _M_release (this=0x46fb4a0) at /usr/include/c++/4.7/bits/shared_ptr_base.h:144
 ~__shared_count (this=0x9, __in_chrg=<optimized out>) at /usr/include/c++/4.7/bits/shared_ptr_base.h:558
 ~__shared_ptr (this=0x1, __in_chrg=<optimized out>) at /usr/include/c++/4.7/bits/shared_ptr_base.h:813
 ~shared_ptr (this=0x1, __in_chrg=<optimized out>) at /usr/include/c++/4.7/bits/shared_ptr.h:93
 std::pair<std::shared_ptr<unity::MT::Texture>, nux::Rect>::~pair (this=0x1, __in_chrg=<optimized out>) at /usr/include/c++/4.7/bits/stl_pair.h:88

[Will Cooke (willcooke)]

As part of the big bug clear up for 16.04 LTS I am marking this bug as Wont Fix. These types of crasher are better handled by errors.ubutnu.com which can collate similar crash reports to help us identify persitent bugs rather than one-off crashes. Sorry we are not able to help with this specific issue. If you are still experiencing this crash, please re-open the bug and add the tag “desktop-bugscrub-reopen”. See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.