Bug 352660

Summary:	unlock wigets crashed
Product:	[Plasma] plasmashell	Reporter:	Ales Seifert <seifert>
Component:	general	Assignee:	David Edmundson <kde>
Status:	RESOLVED DUPLICATE
Severity:	crash	CC:	bshah, plasma-bugs-null
Priority:	NOR	Keywords:	drkonqi
Version First Reported In:	5.4.0
Target Milestone:	1.0
Platform:	openSUSE
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description Ales Seifert 2015-09-13 12:55:07 UTC

Application: plasmashell (5.4.0)

Qt Version: 5.5.0
Operating System: Linux 4.1.3-1-desktop x86_64
Distribution: "openSUSE 20150819 (Tumbleweed) (x86_64)"

-- Information about the crash:
crash when unlock widgest on desktop menu or on the main menu bar

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f64cca8e8c0 (LWP 21123))]

Thread 11 (Thread 0x7f64b45fe700 (LWP 21127)):
#0  0x00007f64c609132d in poll () at /lib64/libc.so.6
#1  0x00007f64caf05332 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f64caf06e17 in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f64b6d7ee89 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f64b15c9700 (LWP 21129)):
#0  0x00007ffc591d4c86 in clock_gettime ()
#1  0x00007f64c60a68a6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007f64c682b3a6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f64c69a1f19 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007f64c69a2425 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c69a37be in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f64c279f4bd in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007f64c279fdc3 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007f64c279ff9c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007f64c69a435b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007f64c694e47a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f64c677ac6c in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007f64c99e71a5 in  () at /usr/lib64/libQt5Qml.so.5
#13 0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#15 0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f64a2fe6700 (LWP 21144)):
#0  0x00007f64c27e3b54 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f64c279f4b0 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f64c279fdc3 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f64c279ff9c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f64c69a435b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c694e47a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f64c677ac6c in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f64c99e71a5 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f64a1527700 (LWP 21147)):
#0  0x00007f64c27e3b54 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f64c279f4b0 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f64c279fdc3 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f64c279ff9c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f64c69a435b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c694e47a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f64c677ac6c in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f64c99e71a5 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f649bb9b700 (LWP 21148)):
#0  0x00007f64c589f07f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f64cc177aa4 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f64cc177ae9 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f6413b51700 (LWP 21151)):
#0  0x00007ffc591d4c86 in clock_gettime ()
#1  0x00007f64c60a68a6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007f64c682b3a6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f64c69a1f19 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007f64c69a2425 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c69a37be in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f64c279f4bd in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007f64c279fdc3 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007f64c279ff9c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007f64c69a435b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007f64c694e47a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f64c677ac6c in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007f64ca563b62 in  () at /usr/lib64/libQt5Quick.so.5
#13 0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#15 0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f64121ba700 (LWP 21152)):
#0  0x00007f64c589f07f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f64c6780c0b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f64ca5d58ce in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f64ca5d6113 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f640abfe700 (LWP 21155)):
#0  0x00007f64c589f07f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f64c6780c0b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f64ca5d58ce in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f64ca5d6113 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f63fe1c4700 (LWP 21157)):
#0  0x00007f64c589f07f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f64c6780c0b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f64ca5d58ce in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f64ca5d6113 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f63f18bc700 (LWP 21190)):
#0  0x00007f64c609132d in poll () at /lib64/libc.so.6
#1  0x00007f64c279fe94 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f64c279ff9c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f64c69a435b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f64c694e47a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f64c677ac6c in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f63f3dc6b77 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#7  0x00007f64c677fa9f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f64c58994a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f64c6099cad in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f64cca8e8c0 (LWP 21123)):
[KCrash Handler]
#6  0x00007f63dcd6accc in  () at /usr/lib64/libQtTest.so.4
#7  0x00007f64cc8ea1da in call_init.part () at /lib64/ld-linux-x86-64.so.2
#8  0x00007f64cc8ea2eb in _dl_init () at /lib64/ld-linux-x86-64.so.2
#9  0x00007f64cc8ee790 in dl_open_worker () at /lib64/ld-linux-x86-64.so.2
#10 0x00007f64cc8ea084 in _dl_catch_error () at /lib64/ld-linux-x86-64.so.2
#11 0x00007f64cc8edf31 in _dl_open () at /lib64/ld-linux-x86-64.so.2
#12 0x00007f64c502dfc9 in dlopen_doit () at /lib64/libdl.so.2
#13 0x00007f64cc8ea084 in _dl_catch_error () at /lib64/ld-linux-x86-64.so.2
#14 0x00007f64c502e5e1 in _dlerror_run () at /lib64/libdl.so.2
#15 0x00007f64c502e061 in dlopen@@GLIBC_2.2.5 () at /lib64/libdl.so.2
#16 0x00007f63e8f8e59f in  () at /usr/lib64/libvlccore.so.7
#17 0x00007f63e8f77d5d in  () at /usr/lib64/libvlccore.so.7
#18 0x00007f63e8f78057 in  () at /usr/lib64/libvlccore.so.7
#19 0x00007f63e8f782c9 in  () at /usr/lib64/libvlccore.so.7
#20 0x00007f63e8f78534 in  () at /usr/lib64/libvlccore.so.7
#21 0x00007f63e8f78a87 in  () at /usr/lib64/libvlccore.so.7
#22 0x00007f63e8f1049d in libvlc_InternalInit () at /usr/lib64/libvlccore.so.7
#23 0x00007f63e8ce1623 in libvlc_new () at /usr/lib64/libvlc.so.5
#24 0x00007f63e9216bca in  () at /usr/lib64/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#25 0x00007f63e91f91d3 in  () at /usr/lib64/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#26 0x00007f63e921991d in qt_plugin_instance () at /usr/lib64/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#27 0x00007f64c693ac1f in QPluginLoader::instance() () at /usr/lib64/libQt5Core.so.5
#28 0x00007f64c03d4dc0 in  () at /usr/lib64/libphonon4qt5.so.4
#29 0x00007f64c03d71af in  () at /usr/lib64/libphonon4qt5.so.4
#30 0x00007f64c03d73c1 in  () at /usr/lib64/libphonon4qt5.so.4
#31 0x00007f64c03d7c40 in Phonon::Factory::backend(bool) () at /usr/lib64/libphonon4qt5.so.4
#32 0x00007f64c03d80f3 in  () at /usr/lib64/libphonon4qt5.so.4
#33 0x00007f64c03ced33 in  () at /usr/lib64/libphonon4qt5.so.4
#34 0x00007f64c03cba4f in  () at /usr/lib64/libphonon4qt5.so.4
#35 0x00007f64c49d0a02 in  () at /usr/lib64/libKF5Notifications.so.5
#36 0x00007f64c49b689d in  () at /usr/lib64/libKF5Notifications.so.5
#37 0x00007f64c49b4498 in KNotification::sendEvent() () at /usr/lib64/libKF5Notifications.so.5
#38 0x00007f64985699e5 in  () at /usr/lib64/qt5/qml/org/kde/private/desktopcontainment/desktop/libdesktopplugin.so
#39 0x00007f649856a4c5 in  () at /usr/lib64/qt5/qml/org/kde/private/desktopcontainment/desktop/libdesktopplugin.so
#40 0x00007f64c99a7bb9 in  () at /usr/lib64/libQt5Qml.so.5
#41 0x00007f64c992ac96 in  () at /usr/lib64/libQt5Qml.so.5
#42 0x00007f64c992bbd5 in  () at /usr/lib64/libQt5Qml.so.5
#43 0x00007f64c992c49d in QV4::QObjectMethod::callInternal(QV4::CallData*) () at /usr/lib64/libQt5Qml.so.5
#44 0x00007f64c9942903 in QV4::Runtime::callProperty(QV4::ExecutionEngine*, int, QV4::CallData*) () at /usr/lib64/libQt5Qml.so.5
#45 0x00007f6499be3a6a in  ()
#46 0x00007ffc5913c350 in  ()
#47 0x0000000000000088 in  ()
#48 0x000000000000008a in  ()
#49 0x000000000000008b in  ()
#50 0x00007ffc5913c300 in  ()
#51 0x00000000023299c0 in  ()
#52 0x0000000003b22760 in  ()
#53 0x00007f64a0528058 in  ()
#54 0x00007f64a0528060 in  ()
#55 0x0000000002740950 in  ()
#56 0x00000000022f6f80 in  ()
#57 0x00007f64c98e674a in  () at /usr/lib64/libQt5Qml.so.5
#58 0x00007f64c99cd54e in  () at /usr/lib64/libQt5Qml.so.5
#59 0x00007f64c99774a6 in QQmlBoundSignalExpression::evaluate(void**) () at /usr/lib64/libQt5Qml.so.5
#60 0x00007f64c9977d2b in  () at /usr/lib64/libQt5Qml.so.5
#61 0x00007f64c99b1dd7 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#62 0x00007f64c99b1db1 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#63 0x00007f64c99b1db1 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#64 0x00007f64c99b1db1 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#65 0x00007f64c99b1db1 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#66 0x00007f64c99b1db1 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#67 0x00007f64c9958684 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib64/libQt5Qml.so.5
#68 0x00007f64c697d6b1 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#69 0x00007f64c697dc27 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#70 0x00007f64cac7ecee in Plasma::Applet::immutabilityChanged(Plasma::Types::ImmutabilityType) () at /usr/lib64/libKF5Plasma.so.5
#71 0x00007f64cac7fe61 in Plasma::Applet::flushPendingConstraintsEvents() () at /usr/lib64/libKF5Plasma.so.5
#72 0x00007f64cac81a63 in Plasma::Applet::timerEvent(QTimerEvent*) () at /usr/lib64/libKF5Plasma.so.5
#73 0x00007f64c697eb3b in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#74 0x00007f64c7cc78fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#75 0x00007f64c7ccca06 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#76 0x00007f64c6950b33 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#77 0x00007f64c69a31ed in QTimerInfoList::activateTimers() () at /usr/lib64/libQt5Core.so.5
#78 0x00007f64c69a3701 in  () at /usr/lib64/libQt5Core.so.5
#79 0x00007f64c279fcc7 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#80 0x00007f64c279fef8 in  () at /usr/lib64/libglib-2.0.so.0
#81 0x00007f64c279ff9c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#82 0x00007f64c69a433f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#83 0x00007f64c694e47a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#84 0x00007f64c695611d in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#85 0x0000000000435e50 in main ()

Reported using DrKonqi

Comment 1 Bhushan Shah 2015-09-14 08:10:03 UTC

Thanks for report.

This is due to vlc cache not being generated

Please run '/usr/lib/vlc/vlc-cache-gen -f /usr/lib/vlc/plugins/' as root to workaround. See https://bugs.launchpad.net/ubuntu/+source/vlc/+bug/1328466 for more information.

Comment 2 Bhushan Shah 2015-09-14 08:10:55 UTC


*** This bug has been marked as a duplicate of bug 335111 ***

Comment 3 Christoph Feck 2015-09-14 09:06:17 UTC

On openSUSE, it might also be a duplicate of bug 347917.