Bug 355060

Summary: deleting and reattaching system tray crash the system
Product: [Plasma] plasmashell Reporter: raffamaiden <raffamaiden>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: bshah, plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.4.2   
Target Milestone: 1.0   
Platform: Fedora RPMs   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description raffamaiden 2015-11-09 00:07:37 UTC 
Application: plasmashell (5.4.2)

Qt Version: 5.5.0
Operating System: Linux 4.2.5-300.fc23.x86_64 x86_64
Distribution: "Fedora release 23 (Twenty Three)"

-- Information about the crash:
- What I was doing when the application crashed:
Delting system tray from the panel

This is related to this: https://bugs.kde.org/show_bug.cgi?id=277367
but cannot use the related bug option due to this: https://bugs.kde.org/show_bug.cgi?id=354110

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1ea2620940 (LWP 2060))]

Thread 9 (Thread 0x7f1e7b5ef700 (LWP 2159)):
#0  0x00007f1e9a06acfd in read () at /lib64/libc.so.6
#1  0x00007f1e951ef390 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2  0x00007f1e951abc64 in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x00007f1e951ac110 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#4  0x00007f1e951ac27c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x00007f1e9aeaddab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f1e9ae54daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007f1e9ac715a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x00007f1e9ef6e245 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#9  0x00007f1e9ac7654e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x00007f1e98d1b60a in start_thread () at /lib64/libpthread.so.0
#11 0x00007f1e9a07abbd in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f1e71a6a700 (LWP 2169)):
#0  0x00007f1e98d20b10 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f1e7946f9ba in radeon_drm_cs_emit_ioctl () at /usr/lib64/dri/r600_dri.so
#2  0x00007f1e7946f0f7 in impl_thrd_routine () at /usr/lib64/dri/r600_dri.so
#3  0x00007f1e98d1b60a in start_thread () at /lib64/libpthread.so.0
#4  0x00007f1e9a07abbd in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f1e6f7d7700 (LWP 2170)):
#0  0x00007f1e951f0734 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007f1e951abb3a in g_main_context_check () at /lib64/libglib-2.0.so.0
#2  0x00007f1e951ac110 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007f1e951ac27c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007f1e9aeaddab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f1e9ae54daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f1e9ac715a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007f1e9ef6e245 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#8  0x00007f1e9ac7654e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007f1e98d1b60a in start_thread () at /lib64/libpthread.so.0
#10 0x00007f1e9a07abbd in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f1e6dbfc700 (LWP 2173)):
#0  0x00007f1e9a06acfd in read () at /lib64/libc.so.6
#1  0x00007f1e951ef390 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#2  0x00007f1e951abc64 in g_main_context_check () at /lib64/libglib-2.0.so.0
#3  0x00007f1e951ac110 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#4  0x00007f1e951ac27c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x00007f1e9aeaddab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f1e9ae54daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007f1e9ac715a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x00007f1e9ef6e245 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#9  0x00007f1e9ac7654e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x00007f1e98d1b60a in start_thread () at /lib64/libpthread.so.0
#11 0x00007f1e9a07abbd in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f1e65ea3700 (LWP 2307)):
#0  0x00007f1e98d20b10 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f1ea1da9494 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x00007f1ea1da94d9 in  () at /lib64/libQt5Script.so.5
#3  0x00007f1e98d1b60a in start_thread () at /lib64/libpthread.so.0
#4  0x00007f1e9a07abbd in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f1dddc63700 (LWP 2354)):
#0  0x00007f1e9a06f11d in poll () at /lib64/libc.so.6
#1  0x00007f1e951ac16c in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007f1e951ac27c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f1e9aeaddab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f1e9ae54daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f1e9ac715a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f1e9fb11616 in QQuickPixmapReader::run() () at /lib64/libQt5Quick.so.5
#7  0x00007f1e9ac7654e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f1e98d1b60a in start_thread () at /lib64/libpthread.so.0
#9  0x00007f1e9a07abbd in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f1dce771700 (LWP 2466)):
#0  0x00007f1e951a91d1 in g_source_iter_next () at /lib64/libglib-2.0.so.0
#1  0x00007f1e951abada in g_main_context_check () at /lib64/libglib-2.0.so.0
#2  0x00007f1e951ac110 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007f1e951ac27c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007f1e9aeaddab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f1e9ae54daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f1e9ac715a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007f1dd03a73c7 in KCupsConnection::run() () at /lib64/libkcupslib.so
#8  0x00007f1e9ac7654e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007f1e98d1b60a in start_thread () at /lib64/libpthread.so.0
#10 0x00007f1e9a07abbd in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f1dbbffe700 (LWP 2529)):
#0  0x00007f1e9a0886cf in __libc_enable_asynccancel () at /lib64/libc.so.6
#1  0x00007f1e9a06f112 in poll () at /lib64/libc.so.6
#2  0x00007f1e951ac16c in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007f1e951ac27c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007f1e9aeaddab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f1e9ae54daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f1e9ac715a4 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007f1e9ef6e245 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#8  0x00007f1e9ac7654e in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007f1e98d1b60a in start_thread () at /lib64/libpthread.so.0
#10 0x00007f1e9a07abbd in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f1ea2620940 (LWP 2060)):
[KCrash Handler]
#5  0x00007f1e9ae87ed3 in QObjectPrivate::addConnection(int, QObjectPrivate::Connection*) () at /lib64/libQt5Core.so.5
#6  0x00007f1e9ae893b6 in QObjectPrivate::connectImpl(QObject const*, int, QObject const*, void**, QtPrivate::QSlotObjectBase*, Qt::ConnectionType, int const*, QMetaObject const*) () at /lib64/libQt5Core.so.5
#7  0x00007f1e9ae8980a in QObject::connectImpl(QObject const*, void**, QObject const*, void**, QtPrivate::QSlotObjectBase*, Qt::ConnectionType, int const*, QMetaObject const*) () at /lib64/libQt5Core.so.5
#8  0x00007f1dd600621d in QPulseAudio::AbstractModel::AbstractModel(QPulseAudio::MapBaseQObject const*, QObject*) () at /lib64/libQPulseAudioPrivate.so
#9  0x00007f1dd60098fa in QPulseAudio::SinkModel::SinkModel(QObject*) () at /lib64/libQPulseAudioPrivate.so
#10 0x00007f1dd6256560 in void QQmlPrivate::createInto<QPulseAudio::SinkModel>(void*) () at /usr/lib64/qt5/qml/org/kde/plasma/private/volume/libplasma-volume-declarative.so
#11 0x00007f1e9ef069ab in QQmlType::create() const () at /lib64/libQt5Qml.so.5
#12 0x00007f1e9ef67ca4 in QQmlObjectCreator::createInstance(int, QObject*, bool) () at /lib64/libQt5Qml.so.5
#13 0x00007f1e9ef6a0a3 in QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*, QV4::CompiledData::Binding const*) () at /lib64/libQt5Qml.so.5
#14 0x00007f1e9ef6a386 in QQmlObjectCreator::setupBindings(QBitArray const&) () at /lib64/libQt5Qml.so.5
#15 0x00007f1e9ef668da in QQmlObjectCreator::populateInstance(int, QObject*, QObject*, QQmlPropertyData const*, QBitArray const&) () at /lib64/libQt5Qml.so.5
#16 0x00007f1e9ef6723a in QQmlObjectCreator::createInstance(int, QObject*, bool) () at /lib64/libQt5Qml.so.5
#17 0x00007f1e9ef6a0a3 in QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*, QV4::CompiledData::Binding const*) () at /lib64/libQt5Qml.so.5
#18 0x00007f1e9ef6a386 in QQmlObjectCreator::setupBindings(QBitArray const&) () at /lib64/libQt5Qml.so.5
#19 0x00007f1e9ef668da in QQmlObjectCreator::populateInstance(int, QObject*, QObject*, QQmlPropertyData const*, QBitArray const&) () at /lib64/libQt5Qml.so.5
#20 0x00007f1e9ef6723a in QQmlObjectCreator::createInstance(int, QObject*, bool) () at /lib64/libQt5Qml.so.5
#21 0x00007f1e9ef6a0a3 in QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*, QV4::CompiledData::Binding const*) () at /lib64/libQt5Qml.so.5
#22 0x00007f1e9ef6a386 in QQmlObjectCreator::setupBindings(QBitArray const&) () at /lib64/libQt5Qml.so.5
#23 0x00007f1e9ef668da in QQmlObjectCreator::populateInstance(int, QObject*, QObject*, QQmlPropertyData const*, QBitArray const&) () at /lib64/libQt5Qml.so.5
#24 0x00007f1e9ef6723a in QQmlObjectCreator::createInstance(int, QObject*, bool) () at /lib64/libQt5Qml.so.5
#25 0x00007f1e9ef6a0a3 in QQmlObjectCreator::setPropertyBinding(QQmlPropertyData const*, QV4::CompiledData::Binding const*) () at /lib64/libQt5Qml.so.5
#26 0x00007f1e9ef6a386 in QQmlObjectCreator::setupBindings(QBitArray const&) () at /lib64/libQt5Qml.so.5
#27 0x00007f1e9ef668da in QQmlObjectCreator::populateInstance(int, QObject*, QObject*, QQmlPropertyData const*, QBitArray const&) () at /lib64/libQt5Qml.so.5
#28 0x00007f1e9ef6723a in QQmlObjectCreator::createInstance(int, QObject*, bool) () at /lib64/libQt5Qml.so.5
#29 0x00007f1e9ef6873f in QQmlObjectCreator::create(int, QObject*, QQmlInstantiationInterrupt*) () at /lib64/libQt5Qml.so.5
#30 0x00007f1e9eef3217 in QQmlIncubatorPrivate::incubate(QQmlInstantiationInterrupt&) () at /lib64/libQt5Qml.so.5
#31 0x00007f1e9eef3b04 in QQmlIncubationController::incubateFor(int) () at /lib64/libQt5Qml.so.5
#32 0x00007f1ea00012bc in KDeclarative::QmlObjectIncubationController::incubatingObjectCountChanged(int) () at /lib64/libKF5Declarative.so.5
#33 0x00007f1e9eef3919 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () at /lib64/libQt5Qml.so.5
#34 0x00007f1e9eeef08c in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () at /lib64/libQt5Qml.so.5
#35 0x00007f1e9fff0d3f in KDeclarative::QmlObject::completeInitialization(QHash<QString, QVariant> const&) () at /lib64/libKF5Declarative.so.5
#36 0x00007f1ea20d63cf in PlasmaQuick::AppletQuickItem::init() () at /lib64/libKF5PlasmaQuick.so.5
#37 0x00007f1e6dc12784 in AppletInterface::init() () at /usr/lib64/qt5/plugins/plasma/scriptengines/plasma_appletscript_declarative.so
#38 0x00007f1e6dc10f39 in AppletInterface::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib64/qt5/plugins/plasma/scriptengines/plasma_appletscript_declarative.so
#39 0x00007f1e9ae87021 in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#40 0x00007f1e9fba253b in QQuickItem::event(QEvent*) () at /lib64/libQt5Quick.so.5
#41 0x00007f1e6dc12b26 in AppletInterface::event(QEvent*) () at /usr/lib64/qt5/plugins/plasma/scriptengines/plasma_appletscript_declarative.so
#42 0x00007f1e9c40d4ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#43 0x00007f1e9c412976 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#44 0x00007f1e9ae5761b in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#45 0x00007f1e9ae59a16 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#46 0x00007f1e9aead983 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#47 0x00007f1e951abe3a in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#48 0x00007f1e951ac1d0 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#49 0x00007f1e951ac27c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#50 0x00007f1e9aeadd8f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#51 0x00007f1e9ae54daa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#52 0x00007f1e9ae5ce6c in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#53 0x000056129705d363 in main ()

Possible duplicates by query: bug 354510, bug 351492.

Reported using DrKonqi
Comment 1 David Edmundson 2015-11-09 00:14:54 UTC 

*** This bug has been marked as a duplicate of bug 354510 ***