Ubuntu
compiz package

compiz crashed with SIGSEGV in operator boost::shared_ptr<Decoration>::unspecified_bool_type() from DecorScreen::handleEvent

Bug #954897 reported by anatoly techtonik
18
This bug affects 2 people
Affects Status Importance Assigned to Milestone
Compiz
Won't Fix
High
Unassigned
Compiz Core
Won't Fix
High
Unassigned
compiz (Ubuntu)
Won't Fix
High
Unassigned

Bug Description

Accidentally hit <Super>-R, and after wasting some time to land to bug #953278 went to turn off Accessbility feature in CCSM. It crashed when I cleared the checkbox.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity 5.6.0-0ubuntu3
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic-pae 3.2.9
Uname: Linux 3.2.0-18-generic-pae i686
NonfreeKernelModules: nvidia
ApportVersion: 1.94.1-0ubuntu2
Architecture: i386
Date: Wed Mar 14 13:36:26 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta i386 (20120301)
ProcCmdline: compiz
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0xb3650871 <_ZN11DecorScreen11handleEventEP7_XEvent+561>: mov (%eax),%eax
 PC (0xb3650871) ok
 source "(%eax)" (0x0013002d) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 DecorScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libdecor.so
 CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120228
 MoveScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libmove.so
 CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120228
 ResizeScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libresize.so
Title: compiz crashed with SIGSEGV in DecorScreen::handleEvent()
UpgradeStatus: Upgraded to precise on 2012-03-14 (0 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

Revision history for this message
anatoly techtonik (techtonik) wrote :
Revision history for this message
Apport retracing service (apport) wrote :

StacktraceTop:
 operator boost::shared_ptr<Decoration>::unspecified_bool_type (this=<optimized out>) at /usr/include/boost/smart_ptr/detail/operator_bool.hpp:47
 DecorScreen::handleEvent (this=0xaec7618, event=0xa686408) at /build/buildd/compiz-0.9.7.0+bzr3035/plugins/decor/src/decor.cpp:2449
 CompScreen::handleEvent (this=0xa02c490, event=0xa686408) at /build/buildd/compiz-0.9.7.0+bzr3035/src/event.cpp:1050
 MoveScreen::handleEvent (this=0xafdc500, event=0xa686408) at /build/buildd/compiz-0.9.7.0+bzr3035/plugins/move/src/move.cpp:634
 CompScreen::handleEvent (this=0xa02c490, event=0xa686408) at /build/buildd/compiz-0.9.7.0+bzr3035/src/event.cpp:1050

Revision history for this message
Apport retracing service (apport) wrote : Stacktrace.txt
Revision history for this message
Apport retracing service (apport) wrote : ThreadStacktrace.txt
Changed in unity (Ubuntu):
importance: Undecided → Medium
summary: - compiz crashed with SIGSEGV in DecorScreen::handleEvent()
+ compiz crashed with SIGSEGV in operator
+ boost::shared_ptr<Decoration>::unspecified_bool_type()
tags: removed: need-i386-retrace
Sebastien Bacher (seb128)
visibility: private → public
affects: unity (Ubuntu) → compiz-plugins-main (Ubuntu)
Daniel van Vugt (vanvugt)
summary: compiz crashed with SIGSEGV in operator
- boost::shared_ptr<Decoration>::unspecified_bool_type()
+ boost::shared_ptr<Decoration>::unspecified_bool_type() from
+ DecorScreen::handleEvent
affects: compiz-plugins-main (Ubuntu) → compiz (Ubuntu)
Revision history for this message
Launchpad Janitor (janitor) wrote :

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

Changed in compiz (Ubuntu):
status: New → Confirmed
Daniel van Vugt (vanvugt)
Changed in compiz-core:
status: New → Confirmed
importance: Undecided → High
Changed in compiz (Ubuntu):
importance: Medium → High
Sam Spilsbury (smspillaz)
Changed in compiz:
importance: Undecided → High
status: New → Confirmed
Revision history for this message
Will Cooke (willcooke) wrote :

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-reopened". See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.

Changed in compiz:
status: Confirmed → Won't Fix
Changed in compiz-core:
status: Confirmed → Won't Fix
Changed in compiz (Ubuntu):
status: Confirmed → Won't Fix
tags: added: desktop-bugscrub-autoclosed
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