https://bugs.kde.org/show_bug.cgi?id=401754

            Bug ID: 401754
           Summary: Discover crash when importing flatpak repo file while
                    adding source
           Product: Discover
           Version: 5.13.5
          Platform: Fedora RPMs
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: discover
          Assignee: aleix...@kde.org
          Reporter: thecursed...@yahoo.it
  Target Milestone: ---

Application: plasma-discover (5.13.5)

Qt Version: 5.11.1
Frameworks Version: 5.52.0
Operating System: Linux 4.19.5-200.fc28.x86_64 x86_64
Distribution (Platform): Fedora RPMs

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

I had opened the "Add source" box where you can add a flatpak repo source path.
Then I clicked to import the flatpak repo file directly from the website
instead, by opening the file with Discover. (Browser used to download it was
Firefox.)
Then Discover closed unexpectedly.

- Custom settings of the application:

No flatpak repos installed in Discover.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1df52ce600 (LWP 3415))]

Thread 11 (Thread 0x7f1d9d021700 (LWP 4108)):
#0  0x00007f1defe1d3a9 in poll () from /lib64/libc.so.6
#1  0x00007f1de9877bc6 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007f1de9877cf0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f1df0cd32ab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f1df0ae96b6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7f1da7be7700 (LWP 4107)):
#0  0x00007f1dee195a18 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007f1df0af30c5 in QWaitCondition::wait(QMutex*, unsigned long) () from
/lib64/libQt5Core.so.5
#2  0x00007f1df0aeb342 in QThreadPoolThread::run() () from
/lib64/libQt5Core.so.5
#3  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#4  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f1d9d822700 (LWP 3491)):
#0  0x00007f1defe1d3a9 in poll () from /lib64/libc.so.6
#1  0x00007f1de9877bc6 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007f1de9877cf0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f1df0cd32ab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f1df0ae96b6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f1d9e423700 (LWP 3427)):
#0  0x00007f1defe1d3a9 in poll () from /lib64/libc.so.6
#1  0x00007f1de9877bc6 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007f1de9877cf0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f1df0cd32ab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f1df0ae96b6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f1db51d1700 (LWP 3423)):
#0  0x00007f1defe1d3a9 in poll () from /lib64/libc.so.6
#1  0x00007f1de9877bc6 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007f1de9877cf0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f1df0cd32ab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f1df0ae96b6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f1db64f7700 (LWP 3421)):
#0  0x00007f1de9877608 in g_main_context_check () from /lib64/libglib-2.0.so.0
#1  0x00007f1de9877b70 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007f1de9877cf0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f1df0cd32ab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f1df0ae96b6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f1dc49d7700 (LWP 3420)):
#0  0x00007f1defe1d3a9 in poll () from /lib64/libc.so.6
#1  0x00007f1de9877bc6 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007f1de9877cf0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f1df0cd32ab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f1df0ae96b6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f1df4696a4a in QQuickPixmapReader::run() () from
/lib64/libQt5Quick.so.5
#7  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#8  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f1dce514700 (LWP 3419)):
#0  0x00007f1defe1d3a9 in poll () from /lib64/libc.so.6
#1  0x00007f1de9877bc6 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007f1de9877cf0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f1df0cd32ab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f1df0ae96b6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f1df1618d09 in QQmlThreadPrivate::run() () from
/lib64/libQt5Qml.so.5
#7  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#8  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f1dcf725700 (LWP 3418)):
#0  0x00007f1defe1d3a9 in poll () from /lib64/libc.so.6
#1  0x00007f1de9877bc6 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007f1de9877cf0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f1df0cd32ab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f1df0ae96b6 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f1df539d7b9 in QDBusConnectionManager::run() () from
/lib64/libQt5DBus.so.5
#7  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#8  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f1dd7143700 (LWP 3417)):
#0  0x00007f1defe1d3a9 in poll () from /lib64/libc.so.6
#1  0x00007f1de91fd04f in _xcb_conn_wait () from /lib64/libxcb.so.1
#2  0x00007f1de91fecaa in xcb_wait_for_event () from /lib64/libxcb.so.1
#3  0x00007f1dd9af55a9 in QXcbEventReader::run() () from
/lib64/libQt5XcbQpa.so.5
#4  0x00007f1df0af2b4b in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#5  0x00007f1dee18f594 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f1defe27ecf in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f1df52ce600 (LWP 3415)):
[KCrash Handler]
#6  0x00007f1df156f72e in QtQml::qmlExecuteDeferred(QObject*) () from
/lib64/libQt5Qml.so.5
#7  0x00007f1df468b262 in QQuickTransition::prepare(QList<QQuickStateAction>&,
QList<QQmlProperty>&, QQuickTransitionManager*, QObject*) () from
/lib64/libQt5Quick.so.5
#8  0x00007f1df4682221 in
QQuickTransitionManager::transition(QList<QQuickStateAction> const&,
QQuickTransition*, QObject*) () from /lib64/libQt5Quick.so.5
#9  0x00007f1dd54a6538 in QQuickPopupItem::event(QEvent*) () from
/lib64/libQt5QuickTemplates2.so.5
#10 0x00007f1df1dd8475 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#11 0x00007f1df1ddfb90 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#12 0x00007f1df0c82c36 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#13 0x00007f1df18af953 in QShortcutMap::dispatchEvent(QKeyEvent*) () from
/lib64/libQt5Gui.so.5
#14 0x00007f1df18afa33 in QShortcutMap::tryShortcut(QKeyEvent*) () from
/lib64/libQt5Gui.so.5
#15 0x00007f1df18667a6 in QWindowSystemInterface::handleShortcutEvent(QWindow*,
unsigned long, int, QFlags<Qt::KeyboardModifier>, unsigned int, unsigned int,
unsigned int, QString const&, bool, unsigned short) () from
/lib64/libQt5Gui.so.5
#16 0x00007f1df1882621 in
QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*)
() from /lib64/libQt5Gui.so.5
#17 0x00007f1df1888065 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() from /lib64/libQt5Gui.so.5
#18 0x00007f1df186346b in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /lib64/libQt5Gui.so.5
#19 0x00007f1dd9b887cf in
QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5XcbQpa.so.5
#20 0x00007f1df0c81b7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#21 0x00007f1df0c89c46 in QCoreApplication::exec() () from
/lib64/libQt5Core.so.5
#22 0x000055821a7834c7 in main ()

Reported using DrKonqi

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