Bug 281123

Summary:	Systemsettings crashs after changing 4 times the phonon backend
Product:	[Applications] systemsettings	Reporter:	Dimitrios Glentadakis <dglent>
Component:	general	Assignee:	System Settings Bugs <sourtooth+ssbugs>
Status:	RESOLVED DUPLICATE
Severity:	crash	CC:	baldosoft, demopley, sitter
Priority:	NOR
Version:	1.0
Target Milestone:	---
Platform:	Mageia RPMs
OS:	Linux
Latest Commit:		Version Fixed In:
Sentry Crash Report:
Attachments:	New crash information added by DrKonqi

Description Dimitrios Glentadakis 2011-08-31 16:33:43 UTC

Application: systemsettings (1.0)
KDE Platform Version: 4.6.5 (4.6.5)
Qt Version: 4.7.3
Operating System: Linux 2.6.38.8-desktop-4.mga x86_64
Distribution: "Mageia 1"

-- Information about the crash:
- What I was doing when the application crashed:

If i change the phonon backend 4 times, the systemsettings crashs
I have two backends installed
gstreamer and vlc

The crash can be reproduced every time.

-- Backtrace:
Application: Ρυθμίσεις συστήματος (systemsettings), signal: Segmentation fault
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f6f848a158a in LibVLC::vlcUnload (this=0x245cc90) at /usr/src/debug/phonon-backend-vlc-0.4.0/vlc/libvlc.cpp:262
#8  0x00007f6f848a15b5 in LibVLC::~LibVLC (this=0x245cc90, __in_chrg=<value optimized out>) at /usr/src/debug/phonon-backend-vlc-0.4.0/vlc/libvlc.cpp:44
#9  0x00007f6f84897a48 in Phonon::VLC::Backend::~Backend (this=0x2817690, __in_chrg=<value optimized out>) at /usr/src/debug/phonon-backend-vlc-0.4.0/vlc/backend.cpp:125
#10 0x00007f6f84897ac9 in Phonon::VLC::Backend::~Backend (this=0x2817690, __in_chrg=<value optimized out>) at /usr/src/debug/phonon-backend-vlc-0.4.0/vlc/backend.cpp:133
#11 0x00007f6f901fe3e7 in Phonon::FactoryPrivate::~FactoryPrivate (this=0x25eb210, __in_chrg=<value optimized out>) at /usr/src/debug/phonon-4.5.0/phonon/factory.cpp:228
#12 0x00007f6f901fe529 in Phonon::FactoryPrivate::~FactoryPrivate (this=0x25eb210, __in_chrg=<value optimized out>) at /usr/src/debug/phonon-4.5.0/phonon/factory.cpp:232
#13 0x00007f6f9fa4cf3e in qt_call_post_routines () at kernel/qcoreapplication.cpp:203
#14 0x00007f6fa068bc78 in QApplication::~QApplication (this=0x7fff05018230, __in_chrg=<value optimized out>) at kernel/qapplication.cpp:1093
#15 0x00000000004118d4 in main (argc=5, argv=0x7fff050184f8) at /usr/src/debug/kdebase-workspace-4.6.5/systemsettings/app/main.cpp:44

Reported using DrKonqi

Comment 1 Dimitrios Glentadakis 2011-08-31 16:40:11 UTC

* This bug it is nt annoying for me because i have to provoke it but maybe provides interesting informations to developers (maybe is related with other problem and will help to resolved more critical bugs)

Comment 2 Harald Sitter 2011-08-31 16:48:40 UTC


*** This bug has been marked as a duplicate of bug 210427 ***

Comment 3 demopley 2011-12-26 06:06:03 UTC

Created attachment 67112 [details]
New crash information added by DrKonqi

systemsettings (1.0) on KDE Platform 4.7.4 (4.7.4) "release 11" using Qt 4.8.0

Phonon - System Settings crahes when Music backend is changed.

-- Backtrace (Reduced):
#7  0x00007facfb38392a in LibVLC::vlcUnload (this=0xc8e730) at /usr/src/debug/phonon-backend-vlc-0.4.1/vlc/libvlc.cpp:263
#8  0x00007facfb38395a in LibVLC::~LibVLC (this=0xc8e730, __in_chrg=<optimized out>) at /usr/src/debug/phonon-backend-vlc-0.4.1/vlc/libvlc.cpp:45
#9  0x00007facfb377e28 in Phonon::VLC::Backend::~Backend (this=0xc8ae80, __in_chrg=<optimized out>) at /usr/src/debug/phonon-backend-vlc-0.4.1/vlc/backend.cpp:125
#10 0x00007facfb377ed9 in Phonon::VLC::Backend::~Backend (this=0xc8ae80, __in_chrg=<optimized out>) at /usr/src/debug/phonon-backend-vlc-0.4.1/vlc/backend.cpp:133
#11 0x00007fad025e9acf in Phonon::FactoryPrivate::phononBackendChanged (this=0x810aa0) at /usr/src/debug/phonon-4.5.0/phonon/factory.cpp:308

Comment 4 Christoph Feck 2012-01-23 22:30:30 UTC

*** Bug 292299 has been marked as a duplicate of this bug. ***