https://bugs.kde.org/show_bug.cgi?id=394377

            Bug ID: 394377
           Summary: Plasma Crashes when switching activities
           Product: plasmashell
           Version: 5.12.5
          Platform: Fedora RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: normal
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: bugzylit...@gmail.com
                CC: plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.12.5)

Qt Version: 5.9.4
Frameworks Version: 5.46.0
Operating System: Linux 4.16.7-200.fc27.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:
Switched activities using assigned mouse shortcut (horizontal scroll)

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fe5c639f940 (LWP 1718))]

Thread 24 (Thread 0x7fe451bf7700 (LWP 15346)):
#0  0x00007fe5bdc4e738 in read () from /lib64/libc.so.6
#1  0x00007fe5b2db7941 in pa_read () from
/usr/lib64/pulseaudio/libpulsecommon-11.1.so
#2  0x00007fe5b36e4c9e in pa_mainloop_prepare () from /lib64/libpulse.so.0
#3  0x00007fe5b36e5710 in pa_mainloop_iterate () from /lib64/libpulse.so.0
#4  0x00007fe5b36e57d0 in pa_mainloop_run () from /lib64/libpulse.so.0
#5  0x00007fe5b36f3639 in thread () from /lib64/libpulse.so.0
#6  0x00007fe5b2de6ac8 in internal_thread_func () from
/usr/lib64/pulseaudio/libpulsecommon-11.1.so
#7  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#8  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 23 (Thread 0x7fe452ffb700 (LWP 5676)):
#0  0x00007fe5b5ec83d9 in g_mutex_lock () from /lib64/libglib-2.0.so.0
#1  0x00007fe5b5e82f98 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#2  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#3  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#4  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#5  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#6  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#7  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 22 (Thread 0x7fe4537fc700 (LWP 5675)):
#0  0x00007fe5b5ec83f4 in g_mutex_unlock () from /lib64/libglib-2.0.so.0
#1  0x00007fe5b5e823ec in g_main_context_prepare () from
/lib64/libglib-2.0.so.0
#2  0x00007fe5b5e82dcb in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#3  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#4  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#5  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#6  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#7  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#8  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#9  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x7fe453ffd700 (LWP 5662)):
#0  0x00007fe5bdc4e738 in read () from /lib64/libc.so.6
#1  0x00007fe5b5ec70a0 in g_wakeup_acknowledge () from /lib64/libglib-2.0.so.0
#2  0x00007fe5b5e829a8 in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007fe5b5e82e40 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#4  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#5  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#6  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#7  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#8  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#9  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#10 0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x7fe4989fe700 (LWP 5661)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5be53de0c in
std::condition_variable::wait(std::unique_lock<std::mutex>&) () from
/lib64/libstdc++.so.6
#2  0x00007fe4a1034187 in WTF::ParkingLot::parkConditionally(void const*,
std::function<bool ()>, std::function<void ()>,
std::chrono::time_point<std::chrono::_V2::steady_clock,
std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) () from
/lib64/libQt5WebKit.so.5
#3  0x00007fe4a175c04d in WebCore::IconDatabase::syncThreadMainLoop() () from
/lib64/libQt5WebKit.so.5
#4  0x00007fe4a175dda8 in WebCore::IconDatabase::iconDatabaseSyncThread() ()
from /lib64/libQt5WebKit.so.5
#5  0x00007fe4a1036938 in WTF::threadEntryPoint(void*) () from
/lib64/libQt5WebKit.so.5
#6  0x00007fe4a105a0aa in WTF::wtfThreadEntryPoint(void*) () from
/lib64/libQt5WebKit.so.5
#7  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#8  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7fe4991ff700 (LWP 5660)):
#0  0x00007fe5bdc52c6b in poll () from /lib64/libc.so.6
#1  0x00007fe5b5e82e99 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#8  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7fe4a44b7700 (LWP 5659)):
#0  0x00007fe5bdc52c6b in poll () from /lib64/libc.so.6
#1  0x00007fe5b5e82e99 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#8  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7fe4ba5ec700 (LWP 5658)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5be53de0c in
std::condition_variable::wait(std::unique_lock<std::mutex>&) () from
/lib64/libstdc++.so.6
#2  0x00007fe4a240abb7 in bmalloc::AsyncTask<bmalloc::Heap, void
(bmalloc::Heap::*)()>::threadRunLoop() () from /lib64/libQt5WebKit.so.5
#3  0x00007fe4a240acf9 in bmalloc::AsyncTask<bmalloc::Heap, void
(bmalloc::Heap::*)()>::threadEntryPoint(bmalloc::AsyncTask<bmalloc::Heap, void
(bmalloc::Heap::*)()>*) () from /lib64/libQt5WebKit.so.5
#4  0x00007fe5be54414f in execute_native_thread_routine () from
/lib64/libstdc++.so.6
#5  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#6  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7fe4c453f700 (LWP 2415)):
#0  0x00007fe5bdc52c6b in poll () from /lib64/libc.so.6
#1  0x00007fe5b5e82e99 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007fe4c6ed15a7 in KCupsConnection::run() () from /lib64/libkcupslib.so
#7  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#8  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#9  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7fe4d8397700 (LWP 2185)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5912b8f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe5912b8e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7fe5017fa700 (LWP 2178)):
#0  0x00007fe5bdc52c6b in poll () from /lib64/libc.so.6
#1  0x00007fe5b5e82e99 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007fe5c3719116 in QQuickPixmapReader::run() () from
/lib64/libQt5Quick.so.5
#7  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#8  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#9  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7fe501ffb700 (LWP 2071)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5912b8f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe5912b8e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7fe5027fc700 (LWP 2070)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5912b8f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe5912b8e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7fe502ffd700 (LWP 2069)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5912b8f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe5912b8e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7fe5037fe700 (LWP 2068)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5912b8f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe5912b8e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7fe4fb7fe700 (LWP 2067)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5912b8f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe5912b8e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7fe503fff700 (LWP 2066)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5912b8f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe5912b8e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7fe508af7700 (LWP 2065)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5912b8f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2  0x00007fe5912b8e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7fe5939cf700 (LWP 2064)):
#0  0x00007fe5bcfa582d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fe5c5a72604 in QTWTF::TCMalloc_PageHeap::scavengerThread() () from
/lib64/libQt5Script.so.5
#2  0x00007fe5c5a72649 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*)
() from /lib64/libQt5Script.so.5
#3  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#4  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7fe59df97700 (LWP 2057)):
#0  0x00007fe5be8ad3cf in QMutex::unlock() () from /lib64/libQt5Core.so.5
#1  0x00007fe5beab1b6f in postEventSourcePrepare(_GSource*, int*) () from
/lib64/libQt5Core.so.5
#2  0x00007fe5b5e823f9 in g_main_context_prepare () from
/lib64/libglib-2.0.so.0
#3  0x00007fe5b5e82dcb in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#4  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#5  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#6  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#7  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#8  0x00007fe5c2b68285 in QQmlThreadPrivate::run() () from
/lib64/libQt5Qml.so.5
#9  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#10 0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#11 0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fe59ffff700 (LWP 1855)):
#0  0x00007fe5bdc4e738 in read () from /lib64/libc.so.6
#1  0x00007fe5b5ec70a0 in g_wakeup_acknowledge () from /lib64/libglib-2.0.so.0
#2  0x00007fe5b5e829a8 in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007fe5b5e82e40 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#4  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#5  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#6  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#7  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#8  0x00007fe5c2b68285 in QQmlThreadPrivate::run() () from
/lib64/libQt5Qml.so.5
#9  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#10 0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#11 0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fe5a5f8f700 (LWP 1749)):
#0  0x00007fe5b5ec83f4 in g_mutex_unlock () from /lib64/libglib-2.0.so.0
#1  0x00007fe5b5e82e8e in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#2  0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007fe5beab1c4b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007fe5be8b08ca in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007fe5beecd449 in QDBusConnectionManager::run() () from
/lib64/libQt5DBus.so.5
#7  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#8  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#9  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fe5a8137700 (LWP 1732)):
#0  0x00007fe5bdc52c6b in poll () from /lib64/libc.so.6
#1  0x00007fe5c433bfe7 in _xcb_conn_wait () from /lib64/libxcb.so.1
#2  0x00007fe5c433ddda in xcb_wait_for_event () from /lib64/libxcb.so.1
#3  0x00007fe5a9ea9bf9 in QXcbEventReader::run() () from
/lib64/libQt5XcbQpa.so.5
#4  0x00007fe5be8b4de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#5  0x00007fe5bcf9f50b in start_thread () from /lib64/libpthread.so.0
#6  0x00007fe5bdc5d16f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fe5c639f940 (LWP 1718)):
[KCrash Handler]
#6  0x00007fe4a197295c in
WebCore::TextureMapperLayer::addChild(WebCore::TextureMapperLayer*) () from
/lib64/libQt5WebKit.so.5
#7  0x00007fe4a230787f in
WebKit::CoordinatedGraphicsScene::commitSceneState(WebCore::CoordinatedGraphicsState
const&) () from /lib64/libQt5WebKit.so.5
#8  0x00007fe4a23021b1 in WebKit::CoordinatedGraphicsScene::syncRemoteContent()
() from /lib64/libQt5WebKit.so.5
#9  0x00007fe4a23026ce in
WebKit::CoordinatedGraphicsScene::paintToCurrentGLContext(WebCore::TransformationMatrix
const&, float, WebCore::FloatRect const&, WebCore::Color const&, bool,
WebCore::FloatPoint const&, unsigned int) () from /lib64/libQt5WebKit.so.5
#10 0x00007fe4a2340c1c in WebKit::ContentsSGNode::renderInternal(QMatrix4x4
const*) () from /lib64/libQt5WebKit.so.5
#11 0x00007fe5c3756e2c in
QSGBatchRenderer::Renderer::renderRenderNode(QSGBatchRenderer::Batch*) () from
/lib64/libQt5Quick.so.5
#12 0x00007fe5c3759edd in QSGBatchRenderer::Renderer::renderBatches() () from
/lib64/libQt5Quick.so.5
#13 0x00007fe5c375f6f4 in QSGBatchRenderer::Renderer::render() () from
/lib64/libQt5Quick.so.5
#14 0x00007fe5c3750070 in QSGRenderer::renderScene(QSGBindable const&) () from
/lib64/libQt5Quick.so.5
#15 0x00007fe5c375052b in QSGRenderer::renderScene(unsigned int) () from
/lib64/libQt5Quick.so.5
#16 0x00007fe5c378a9d0 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from
/lib64/libQt5Quick.so.5
#17 0x00007fe5c37e85a8 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() from /lib64/libQt5Quick.so.5
#18 0x00007fe5c377cdb9 in QSGGuiThreadRenderLoop::renderWindow(QQuickWindow*)
() from /lib64/libQt5Quick.so.5
#19 0x00007fe5c37f2166 in QQuickWindow::event(QEvent*) () from
/lib64/libQt5Quick.so.5
#20 0x00007fe5bfba192c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#21 0x00007fe5bfba9174 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#22 0x00007fe5bea60be7 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#23 0x00007fe5bf492e91 in QWindowPrivate::deliverUpdateRequest() () from
/lib64/libQt5Gui.so.5
#24 0x00007fe5bf4933a9 in QWindow::event(QEvent*) () from /lib64/libQt5Gui.so.5
#25 0x00007fe5c37f2105 in QQuickWindow::event(QEvent*) () from
/lib64/libQt5Quick.so.5
#26 0x00007fe5bfba192c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#27 0x00007fe5bfba9174 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#28 0x00007fe5bea60be7 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#29 0x00007fe5beab0f5b in QTimerInfoList::activateTimers() () from
/lib64/libQt5Core.so.5
#30 0x00007fe5beab17f1 in timerSourceDispatch(_GSource*, int (*)(void*), void*)
() from /lib64/libQt5Core.so.5
#31 0x00007fe5b5e82b77 in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#32 0x00007fe5b5e82f20 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#33 0x00007fe5b5e82fac in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#34 0x00007fe5beab1c2f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#35 0x00007fe5bea5f96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#36 0x00007fe5bea68094 in QCoreApplication::exec() () from
/lib64/libQt5Core.so.5
#37 0x000055f80357fd5a in main ()

Reported using DrKonqi

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