Bug 255913

Summary:	Crash when loading the labels applet on startup
Product:	[Applications] amarok	Reporter:	Martin Blumenstingl <martin.blumenstingl>
Component:	Context View/Labels	Assignee:	Amarok Developers <amarok-bugs-dist>
Status:	RESOLVED FIXED
Severity:	crash	CC:	andy.reddy, bernado_tornado, hessijames, lfranchi, thomas.schaffter
Priority:	NOR
Version:	2.4-GIT
Target Milestone:	2.4.0
Platform:	Arch Linux
OS:	Linux
Latest Commit:		Version Fixed In:	2.4
Sentry Crash Report:
Attachments:	New crash information added by DrKonqi

Description Martin Blumenstingl 2010-11-02 20:54:54 UTC

Application: amarok (2.4-GIT)
KDE Platform Version: 4.5.2 (KDE 4.5.2)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-zen3 i686
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
I tried to start amarok. It crashed during startup.

- Custom settings of the application:
The LabelsApplet is shown in the ContextView.

The crash can be reproduced every time.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
[Current thread is 1 (Thread 0xb1201940 (LWP 1085))]

Thread 11 (Thread 0xad799b70 (LWP 1101)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb55a77a4 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5923cc4 in pthread_cond_timedwait () from /lib/libc.so.6
#3  0xae9c9c05 in ?? () from /usr/lib/libxine.so.1
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 10 (Thread 0xacf4db70 (LWP 1103)):
#0  0xb55a15f0 in __i686.get_pc_thunk.bx () from /lib/libpthread.so.0
#1  0xb55a8351 in pthread_getspecific () from /lib/libpthread.so.0
#2  0xb4559bc5 in ?? () from /usr/lib/libgthread-2.0.so.0
#3  0xb473dd62 in g_thread_self () from /usr/lib/libglib-2.0.so.0
#4  0xb47145f3 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0xb5c1cca7 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#6  0xb5bee859 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#7  0xb5beeafa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#8  0xb5af7b0b in QThread::exec() () from /usr/lib/libQtCore.so.4
#9  0xaea155d9 in ?? () from /usr/lib/kde4/plugins/phonon_backend/phonon_xine.so
#10 0xb5afa599 in ?? () from /usr/lib/libQtCore.so.4
#11 0xb55a2e60 in start_thread () from /lib/libpthread.so.0
#12 0xb5915fbe in clone () from /lib/libc.so.6

Thread 9 (Thread 0xac74cb70 (LWP 1168)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb590bbd6 in poll () from /lib/libc.so.6
#2  0xae8b1b4e in ?? () from /usr/lib/xine/plugins/1.29/xineplug_ao_out_alsa.so
#3  0x00200029 in ?? ()
#4  0x00000000 in ?? ()

Thread 8 (Thread 0xabf4bb70 (LWP 1169)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb55a73fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5923c6d in pthread_cond_wait () from /lib/libc.so.6
#3  0xae9dc788 in ?? () from /usr/lib/libxine.so.1
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 7 (Thread 0xab74ab70 (LWP 1170)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb55a73fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5923c6d in pthread_cond_wait () from /lib/libc.so.6
#3  0xae9dc788 in ?? () from /usr/lib/libxine.so.1
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 6 (Thread 0xaaf49b70 (LWP 1171)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb55a73fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5923c6d in pthread_cond_wait () from /lib/libc.so.6
#3  0xae9dc788 in ?? () from /usr/lib/libxine.so.1
Backtrace stopped: previous frame inner to this frame (corrupt stack?)

Thread 5 (Thread 0xa994bb70 (LWP 1271)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb55a73fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5923c6d in pthread_cond_wait () from /lib/libc.so.6
#3  0xb5afac7f in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb50b1770 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb50b440c in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb50b13bb in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb50b44fa in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb50b1303 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb50b2f1e in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb50b2fdb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#11 0xb5afa599 in ?? () from /usr/lib/libQtCore.so.4
#12 0xb55a2e60 in start_thread () from /lib/libpthread.so.0
#13 0xb5915fbe in clone () from /lib/libc.so.6

Thread 4 (Thread 0xa914ab70 (LWP 1272)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb55a73fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5923c6d in pthread_cond_wait () from /lib/libc.so.6
#3  0xb5afac7f in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb50b1770 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb50b440c in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb50b13bb in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb50b44fa in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb50b1303 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb50b2f1e in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb50b2fdb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#11 0xb5afa599 in ?? () from /usr/lib/libQtCore.so.4
#12 0xb55a2e60 in start_thread () from /lib/libpthread.so.0
#13 0xb5915fbe in clone () from /lib/libc.so.6

Thread 3 (Thread 0xa8949b70 (LWP 1273)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb55a73fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5923c6d in pthread_cond_wait () from /lib/libc.so.6
#3  0xb5afac7f in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb50b1770 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb50b440c in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb50b13bb in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb50b44fa in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb50b1303 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb50b2f1e in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb50b2fdb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#11 0xb5afa599 in ?? () from /usr/lib/libQtCore.so.4
#12 0xb55a2e60 in start_thread () from /lib/libpthread.so.0
#13 0xb5915fbe in clone () from /lib/libc.so.6

Thread 2 (Thread 0xa2f9cb70 (LWP 1287)):
#0  0xb7897424 in __kernel_vsyscall ()
#1  0xb55a73fc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb5923c6d in pthread_cond_wait () from /lib/libc.so.6
#3  0xb5afac7f in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb50b1770 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb50b440c in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb50b13bb in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb50b44fa in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb50b1303 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb50b4519 in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb50b1303 in ?? () from /usr/lib/libthreadweaver.so.4
#11 0xb50b4519 in ?? () from /usr/lib/libthreadweaver.so.4
#12 0xb50b1303 in ?? () from /usr/lib/libthreadweaver.so.4
#13 0xb50b2f1e in ?? () from /usr/lib/libthreadweaver.so.4
#14 0xb50b2fdb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#15 0xb5afa599 in ?? () from /usr/lib/libQtCore.so.4
#16 0xb55a2e60 in start_thread () from /lib/libpthread.so.0
#17 0xb5915fbe in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb1201940 (LWP 1085)):
[KCrash Handler]
#7  0xa810b067 in LabelsEngine::update (this=0x8cdd8b0) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/engines/labels/LabelsEngine.cpp:135
#8  0xa810bc43 in LabelsEngine::sourceRequestEvent (this=0x8cdd8b0, name=...) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/engines/labels/LabelsEngine.cpp:87
#9  0xb523443c in ?? () from /usr/lib/libplasma.so.3
#10 0xb5234619 in Plasma::DataEngine::connectSource(QString const&, QObject*, unsigned int, Plasma::IntervalAlignment) const () from /usr/lib/libplasma.so.3
#11 0xa811994b in LabelsApplet::connectSource (this=0x8cd0520, source=...) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/applets/labels/LabelsApplet.cpp:389
#12 0xa811bc18 in LabelsApplet::init (this=0x8cd0520) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/applets/labels/LabelsApplet.cpp:146
#13 0xb521a1bd in Plasma::Containment::addApplet(Plasma::Applet*, QPointF const&, bool) () from /usr/lib/libplasma.so.3
#14 0xb521a4ef in ?? () from /usr/lib/libplasma.so.3
#15 0xb521a7a9 in Plasma::Containment::addApplet(QString const&, QList<QVariant> const&, QRectF const&) () from /usr/lib/libplasma.so.3
#16 0xa99ecc63 in Context::VerticalToolbarContainment::addApplet (this=0x8764028, pluginName=..., loc=-1) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/containments/verticallayout/VerticalToolbarContainment.cpp:140
#17 0xa99ed17d in Context::VerticalToolbarContainment::loadConfig (this=0x8764028, conf=...) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/containments/verticallayout/VerticalToolbarContainment.cpp:106
#18 0xb6b4ddcd in Context::ContextView::loadConfig (this=0x8ba1a88) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/ContextView.cpp:203
#19 0xb6b4e004 in Context::ContextView::showHome (this=0x8ba1a88) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/ContextView.cpp:184
#20 0xb6b4b0e4 in ContextDock::createContextView (this=0x89b0498, containment=0x8764028) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/ContextDock.cpp:76
#21 0xb6b4b3e7 in ContextDock::qt_metacall (this=0x89b0498, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbf8d54b8) at /mnt/data/archlinux/packages/amarok2-git/src/build/src/ContextDock.moc:73
#22 0xb5bf5cfa in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#23 0xb5c05b5f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#24 0xb522af93 in Plasma::Corona::containmentAdded(Plasma::Containment*) () from /usr/lib/libplasma.so.3
#25 0xb522b781 in Plasma::Corona::addContainment(QString const&, QList<QVariant> const&) () from /usr/lib/libplasma.so.3
#26 0xb6b4a6b8 in Context::ContextScene::loadDefaultSetup (this=0xbf8d4bf0) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/ContextScene.cpp:57
#27 0xb6b4ab56 in ContextDock::polish (this=0x89b0498) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/context/ContextDock.cpp:57
#28 0xb7292a62 in ensurePolish (this=0x89b0498, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbf8d5798) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/widgets/AmarokDockWidget.cpp:64
#29 slotVisibilityChanged (this=0x89b0498, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbf8d5798) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/widgets/AmarokDockWidget.cpp:57
#30 AmarokDockWidget::qt_metacall (this=0x89b0498, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbf8d5798) at /mnt/data/archlinux/packages/amarok2-git/src/build/src/AmarokDockWidget.moc:77
#31 0xb6b4b3c3 in ContextDock::qt_metacall (this=0x89b0498, _c=QMetaObject::InvokeMetaMethod, _id=35, _a=0xbf8d5798) at /mnt/data/archlinux/packages/amarok2-git/src/build/src/ContextDock.moc:68
#32 0xb5bf5cfa in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#33 0xb5c05b5f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#34 0xb64eeca9 in QDockWidget::visibilityChanged(bool) () from /usr/lib/libQtGui.so.4
#35 0xb64efcbe in QDockWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#36 0xb60b7584 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#37 0xb60bc17b in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#38 0xb76b59da in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#39 0xb5bef69b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#40 0xb61143c9 in QWidgetPrivate::show_helper() () from /usr/lib/libQtGui.so.4
#41 0xb6114083 in QWidgetPrivate::show_recursive() () from /usr/lib/libQtGui.so.4
#42 0xb611417c in QWidgetPrivate::showChildren(bool) () from /usr/lib/libQtGui.so.4
#43 0xb61142c1 in QWidgetPrivate::show_helper() () from /usr/lib/libQtGui.so.4
#44 0xb611473b in QWidget::setVisible(bool) () from /usr/lib/libQtGui.so.4
#45 0xb710acf1 in show (this=0xbf8d60e8, firstTime=true) at /usr/include/QtGui/qwidget.h:487
#46 App::applySettings (this=0xbf8d60e8, firstTime=true) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/App.cpp:572
#47 0xb710c36b in App::continueInit (this=0xbf8d60e8) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/App.cpp:671
#48 0xb710deda in App::App (this=0xbf8d60e8) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/App.cpp:208
#49 0x0804f9be in main (argc=0, argv=0x0) at /mnt/data/archlinux/packages/amarok2-git/src/amarok/src/main.cpp:235

Reported using DrKonqi

Comment 1 Martin Blumenstingl 2010-11-02 21:40:09 UTC

Fixed by Daniel Faust.
https://projects.kde.org/projects/extragear/multimedia/amarok/repository/revisions/e78d066ffae923351c7b98f8bb3811a4c7d3c455

Comment 2 Myriam Schweingruber 2010-12-26 18:39:08 UTC

*** Bug 261170 has been marked as a duplicate of this bug. ***

Comment 3 thomas.schaffter 2011-01-02 08:45:31 UTC

Created attachment 55460 [details]
New crash information added by DrKonqi

The first time I started Amarok, it prompted me to install component to handle mp3. I followed the instructions and after the installation of these components, Amarok crashed. Now crashing each time I start it.

Comment 4 Myriam Schweingruber 2011-01-19 10:29:15 UTC

*** Bug 263472 has been marked as a duplicate of this bug. ***