https://bugs.kde.org/show_bug.cgi?id=430219
Bug ID: 430219
Summary: Discover crashes shortly after opening
Product: Discover
Version: 5.20.3
Platform: Fedora RPMs
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: lei...@leinir.dk
Reporter: alan.hamil...@ibm.com
CC: aleix...@kde.org
Target Milestone: ---
Application: plasma-discover (5.20.3)
Qt Version: 5.15.2
Frameworks Version: 5.75.0
Operating System: Linux 5.9.12-200.fc33.x86_64 x86_64
Windowing system: X11
Distribution: "Fedora release 33 (Thirty Three)"
-- Information about the crash:
Only displays "Loading" in the main window then it crashes.
The crash can be reproduced every time.
-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
[KCrash Handler]
#4 0x00007f9ad625e0e4 in g_str_hash () from /lib64/libglib-2.0.so.0
#5 0x00007f9ad62690ce in g_hash_table_add () from /lib64/libglib-2.0.so.0
#6 0x00007f9ad5d33181 in as_cache_insert () from /lib64/libappstream.so.4
#7 0x00007f9ad5d4467e in as_pool_insert () from /lib64/libappstream.so.4
#8 0x00007f9ad5d44af9 in as_pool_add_component_internal () from
/lib64/libappstream.so.4
#9 0x00007f9ad5d45625 in as_pool_load_collection_data.lto_priv () from
/lib64/libappstream.so.4
#10 0x00007f9ad5d467f4 in as_pool_load () from /lib64/libappstream.so.4
#11 0x00007f9ad713458d in AppStream::Pool::load() () from
/lib64/libAppStreamQt.so.2
#12 0x00007f9a806b7722 in loadAppStream(AppStream::Pool*) () from
/usr/lib64/qt5/plugins/discover/packagekit-backend.so
#13 0x00007f9a806bf10b in
QtConcurrent::StoredFunctorCall1<DelayedAppStreamLoad, DelayedAppStreamLoad
(*)(AppStream::Pool*), AppStream::Pool*>::runFunctor() () from
/usr/lib64/qt5/plugins/discover/packagekit-backend.so
#14 0x00007f9a806bfca3 in
QtConcurrent::RunFunctionTask<DelayedAppStreamLoad>::run() [clone .lto_priv.0]
() from /usr/lib64/qt5/plugins/discover/packagekit-backend.so
#15 0x00007f9ad7b50f9a in QThreadPoolThread::run() () from
/lib64/libQt5Core.so.5
#16 0x00007f9ad7b4ddf0 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#17 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#18 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 11 (Thread 0x7f9a737fe640 (LWP 14938) "QNetworkAccessM"):
#1 0x00007f9ad6278835 in g_source_iter_next () from /lib64/libglib-2.0.so.0
#2 0x00007f9ad627a393 in g_main_context_prepare () from
/lib64/libglib-2.0.so.0
#3 0x00007f9ad62cc4a3 in g_main_context_iterate.constprop () from
/lib64/libglib-2.0.so.0
#4 0x00007f9ad6277bc3 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#5 0x00007f9ad7d3570b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#6 0x00007f9ad7ce757b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#7 0x00007f9ad7b4cb67 in QThread::exec() () from /lib64/libQt5Core.so.5
#8 0x00007f9ad7b4ddf0 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#9 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 10 (Thread 0x7f9a73fff640 (LWP 14937) "Qt bearer threa"):
#1 0x00007f9ad627ab3c in g_main_context_check () from /lib64/libglib-2.0.so.0
#2 0x00007f9ad62cc51d in g_main_context_iterate.constprop () from
/lib64/libglib-2.0.so.0
#3 0x00007f9ad6277bc3 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#4 0x00007f9ad7d3570b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#5 0x00007f9ad7ce757b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#6 0x00007f9ad7b4cb67 in QThread::exec() () from /lib64/libQt5Core.so.5
#7 0x00007f9ad7b4ddf0 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#8 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#9 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 9 (Thread 0x7f9a82543640 (LWP 14936) "CPMMListener"):
#1 0x00007f9ab2cb4172 in ?? () from /lib64/libnvidia-glcore.so.455.45.01
#2 0x00007f9ab2caefcc in ?? () from /lib64/libnvidia-glcore.so.455.45.01
#3 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#4 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 8 (Thread 0x7f9a82ffd640 (LWP 14935) "QSGRenderThread"):
#1 0x00007ffd51dcc9e7 in clock_gettime ()
#2 0x00007f9ad777a715 in clock_gettime@GLIBC_2.2.5 () from /lib64/libc.so.6
#3 0x00007f9ab2ca8e73 in ?? () from /lib64/libnvidia-glcore.so.455.45.01
#4 0x00007f9ab2dfdabc in ?? () from /lib64/libnvidia-glcore.so.455.45.01
#5 0x00007f9ab2da5653 in ?? () from /lib64/libnvidia-glcore.so.455.45.01
#6 0x00007f9ab2c9146e in ?? () from /lib64/libnvidia-glcore.so.455.45.01
#7 0x00007f9abdb37e42 in ?? () from /lib64/libGLX_nvidia.so.0
#8 0x00007f9abdb0c4c1 in glXSwapBuffers () from /lib64/libGLX_nvidia.so.0
#9 0x00007f9abddf3c9a in QGLXContext::swapBuffers(QPlatformSurface*) () from
/usr/lib64/qt5/plugins/xcbglintegrations/libqxcb-glx-integration.so
#10 0x00007f9ad96fac9c in QSGRenderThread::syncAndRender(QImage*) () from
/lib64/libQt5Quick.so.5
#11 0x00007f9ad96fd7cf in QSGRenderThread::run() () from
/lib64/libQt5Quick.so.5
#12 0x00007f9ad7b4ddf0 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#13 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#14 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 7 (Thread 0x7f9a837fe640 (LWP 14934) "gdbus"):
#1 0x00007f9ad62cc576 in g_main_context_iterate.constprop () from
/lib64/libglib-2.0.so.0
#2 0x00007f9ad6279eb3 in g_main_loop_run () from /lib64/libglib-2.0.so.0
#3 0x00007f9ad5bf5d1a in gdbus_shared_thread_func.lto_priv () from
/lib64/libgio-2.0.so.0
#4 0x00007f9ad62a8132 in g_thread_proxy () from /lib64/libglib-2.0.so.0
#5 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#6 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 6 (Thread 0x7f9aa8b67640 (LWP 14932) "gmain"):
#1 0x00007f9ad77a87f7 in poll () from /lib64/libc.so.6
#2 0x00007f9ad62cc576 in g_main_context_iterate.constprop () from
/lib64/libglib-2.0.so.0
#3 0x00007f9ad6277bc3 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#4 0x00007f9ad62797e1 in glib_worker_main () from /lib64/libglib-2.0.so.0
#5 0x00007f9ad62a8132 in g_thread_proxy () from /lib64/libglib-2.0.so.0
#6 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#7 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 5 (Thread 0x7f9abc97c640 (LWP 14923) "QQuickPixmapRea"):
#1 0x00007f9ad627ab3c in g_main_context_check () from /lib64/libglib-2.0.so.0
#2 0x00007f9ad62cc51d in g_main_context_iterate.constprop () from
/lib64/libglib-2.0.so.0
#3 0x00007f9ad6277bc3 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#4 0x00007f9ad7d3570b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#5 0x00007f9ad7ce757b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#6 0x00007f9ad7b4cb67 in QThread::exec() () from /lib64/libQt5Core.so.5
#7 0x00007f9ad96528aa in QQuickPixmapReader::run() () from
/lib64/libQt5Quick.so.5
#8 0x00007f9ad7b4ddf0 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#9 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 4 (Thread 0x7f9abf5ef640 (LWP 14922) "QQmlThread"):
#1 0x00007f9ad6278818 in g_source_iter_next () from /lib64/libglib-2.0.so.0
#2 0x00007f9ad627ab93 in g_main_context_check () from /lib64/libglib-2.0.so.0
#3 0x00007f9ad62cc51d in g_main_context_iterate.constprop () from
/lib64/libglib-2.0.so.0
#4 0x00007f9ad6277bc3 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#5 0x00007f9ad7d3570b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#6 0x00007f9ad7ce757b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#7 0x00007f9ad7b4cb67 in QThread::exec() () from /lib64/libQt5Core.so.5
#8 0x00007f9ad82895ec in QQmlThreadPrivate::run() () from
/lib64/libQt5Qml.so.5
#9 0x00007f9ad7b4ddf0 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#10 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 3 (Thread 0x7f9ac4ae6640 (LWP 14921) "QDBusConnection"):
#1 0x00007f9ad627ab3c in g_main_context_check () from /lib64/libglib-2.0.so.0
#2 0x00007f9ad62cc51d in g_main_context_iterate.constprop () from
/lib64/libglib-2.0.so.0
#3 0x00007f9ad6277bc3 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#4 0x00007f9ad7d3570b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#5 0x00007f9ad7ce757b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#6 0x00007f9ad7b4cb67 in QThread::exec() () from /lib64/libQt5Core.so.5
#7 0x00007f9ad918110b in QDBusConnectionManager::run() () from
/lib64/libQt5DBus.so.5
#8 0x00007f9ad7b4ddf0 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#9 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 2 (Thread 0x7f9ac5a14640 (LWP 14920) "QXcbEventQueue"):
#1 0x00007f9ad6170842 in _xcb_conn_wait.part.0 () from /lib64/libxcb.so.1
#2 0x00007f9ad61721cc in xcb_wait_for_event () from /lib64/libxcb.so.1
#3 0x00007f9ac5bd5448 in QXcbEventQueue::run() () from
/lib64/libQt5XcbQpa.so.5
#4 0x00007f9ad7b4ddf0 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#5 0x00007f9ad6bbd3f9 in start_thread () from /lib64/libpthread.so.0
#6 0x00007f9ad77b3903 in clone () from /lib64/libc.so.6
Thread 1 (Thread 0x7f9ad31fc940 (LWP 14919) "plasma-discover"):
#1 0x00007f9ad7b539bb in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib64/libQt5Core.so.5
#2 0x00007f9ad96f9426 in
QSGThreadedRenderLoop::polishAndSync(QSGThreadedRenderLoop::Window*, bool) ()
from /lib64/libQt5Quick.so.5
#3 0x00007f9ad974ff48 in QQuickWindow::event(QEvent*) () from
/lib64/libQt5Quick.so.5
#4 0x00007f9ad8c24ec3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#5 0x00007f9ad7ce8bd8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#6 0x00007f9ad85bbfa4 in QPlatformWindow::windowEvent(QEvent*) () from
/lib64/libQt5Gui.so.5
#7 0x00007f9ad8c2baaa in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#8 0x00007f9ad7ce8bd8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#9 0x00007f9ad7d34a03 in QTimerInfoList::activateTimers() () from
/lib64/libQt5Core.so.5
#10 0x00007f9ad7d352fc in timerSourceDispatch(_GSource*, int (*)(void*), void*)
() from /lib64/libQt5Core.so.5
#11 0x00007f9ad627a7ef in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#12 0x00007f9ad62cc5d8 in g_main_context_iterate.constprop () from
/lib64/libglib-2.0.so.0
#13 0x00007f9ad6277bc3 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#14 0x00007f9ad7d3570b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#15 0x00007f9ad7ce757b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#16 0x00007f9ad7cef1b4 in QCoreApplication::exec() () from
/lib64/libQt5Core.so.5
#17 0x000055af2b080654 in main ()
[Inferior 1 (process 14919) detached]
Reported using DrKonqi
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