https://bugs.kde.org/show_bug.cgi?id=419733
--- Comment #7 from Patrick Silva <bugsefor...@gmx.com> ---
Thread 10 (Thread 0x7f7181120700 (LWP 13662)):
#0 0x00007f71b5e48bf9 in __GI___poll (fds=0x7f7170002de0, nfds=1,
timeout=9933)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f71b29c55c9 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f71b29c56dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f71b67af0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f7170000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f71b674e63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f718111fda0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:225
#5 0x00007f71b655f317 in QThread::exec() (this=<optimized out>) at
thread/qthread.cpp:536
#6 0x00007f71b65607ec in QThreadPrivate::start(void*) (arg=0x55f0de0ee350)
at thread/qthread_unix.cpp:342
#7 0x00007f71b5b1c6db in start_thread (arg=0x7f7181120700) at
pthread_create.c:463
#8 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 9 (Thread 0x7f719b353700 (LWP 13596)):
#0 0x00007f71b29c502a in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f71b29c5570 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f71b29c56dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f71b29c5721 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f71b29ed175 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f71b5b1c6db in start_thread (arg=0x7f719b353700) at
pthread_create.c:463
#6 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 8 (Thread 0x7f718bfff700 (LWP 13640)):
#0 0x00007f71b5e440b4 in __GI___libc_read (fd=14, buf=0x7f718bffeb90,
nbytes=16)
at ../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007f71b2a0a2b0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f71b29c50b7 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f71b29c5570 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f71b29c56dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f71b67af0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f7184000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6 0x00007f71b674e63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f718bffeda0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:225
#7 0x00007f71b655f317 in QThread::exec() (this=<optimized out>) at
thread/qthread.cpp:536
#8 0x00007f71b65607ec in QThreadPrivate::start(void*) (arg=0x55f0de003d00)
at thread/qthread_unix.cpp:342
#9 0x00007f71b5b1c6db in start_thread (arg=0x7f718bfff700) at
pthread_create.c:463
#10 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7f7182b42700 (LWP 14660)):
#0 0x00007f71b5b229f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55f0de3d90a0) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f71b5b229f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55f0de3d9050, cond=0x55f0de3d9078) at pthread_cond_wait.c:502
#2 0x00007f71b5b229f3 in __pthread_cond_wait (cond=0x55f0de3d9078,
mutex=0x55f0de3d9050)
at pthread_cond_wait.c:655
#3 0x00007f71b6566d9b in QWaitConditionPrivate::wait(QDeadlineTimer)
(deadline=..., this=0x55f0de3d9050) at thread/qwaitcondition_unix.cpp:146
#4 0x00007f71b6566d9b in QWaitCondition::wait(QMutex*, QDeadlineTimer)
(this=<optimized out>, mutex=0x55f0de4fba10, deadline=...) at
thread/qwaitcondition_unix.cpp:225
#5 0x00007f71b6566f19 in QWaitCondition::wait(QMutex*, unsigned long)
(this=this@entry=0x55f0de4fba18, mutex=mutex@entry=0x55f0de4fba10,
time=time@entry=18446744073709551615)
at thread/qwaitcondition_unix.cpp:208
#6 0x00007f71aa84e1d3 in QSGRenderThreadEventQueue::takeEvent(bool)
(wait=true, this=0x55f0de4fba08)
at scenegraph/qsgthreadedrenderloop.cpp:255
#7 0x00007f71aa84e1d3 in QSGRenderThread::processEventsAndWaitForMore()
(this=this@entry=0x55f0de4fb970) at scenegraph/qsgthreadedrenderloop.cpp:905
#8 0x00007f71aa84e631 in QSGRenderThread::run() (this=0x55f0de4fb970)
at scenegraph/qsgthreadedrenderloop.cpp:1000
#9 0x00007f71b65607ec in QThreadPrivate::start(void*) (arg=0x55f0de4fb970)
at thread/qthread_unix.cpp:342
#10 0x00007f71b5b1c6db in start_thread (arg=0x7f7182b42700) at
pthread_create.c:463
#11 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7f7182341700 (LWP 14600)):
#0 0x00007f71b5b229f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55f0de15e5d8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f71b5b229f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55f0de15e588, cond=0x55f0de15e5b0) at pthread_cond_wait.c:502
#2 0x00007f71b5b229f3 in __pthread_cond_wait (cond=0x55f0de15e5b0,
mutex=0x55f0de15e588)
at pthread_cond_wait.c:655
#3 0x00007f716437cecb in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4 0x00007f716437cac7 in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5 0x00007f71b5b1c6db in start_thread (arg=0x7f7182341700) at
pthread_create.c:463
#6 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7f71a56d3700 (LWP 13564)):
#0 0x00007f71b5e440b4 in __GI___libc_read (fd=5, buf=0x7f71a56d2b60,
nbytes=16)
at ../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007f71b2a0a2b0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f71b29c50b7 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f71b29c5570 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f71b29c56dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f71b67af0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f71a0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6 0x00007f71b674e63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f71a56d2d70, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:225
#7 0x00007f71b655f317 in QThread::exec() (this=this@entry=0x7f71b7154da0
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:536
#8 0x00007f71b6edc555 in QDBusConnectionManager::run() (this=0x7f71b7154da0
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:179
#9 0x00007f71b65607ec in QThreadPrivate::start(void*) (arg=0x7f71b7154da0
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:342
#10 0x00007f71b5b1c6db in start_thread (arg=0x7f71a56d3700) at
pthread_create.c:463
#11 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f719ab52700 (LWP 13598)):
#0 0x00007f71b5e48bf9 in __GI___poll (fds=0x7f719401b200, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f71b29c55c9 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f71b29c5962 in g_main_loop_run () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f719e155276 in () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4 0x00007f71b29ed175 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f71b5b1c6db in start_thread (arg=0x7f719ab52700) at
pthread_create.c:463
#6 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f7183343700 (LWP 14659)):
#0 0x00007f71b5e44096 in __GI___libc_read (fd=23, buf=0x7f7183342b70,
nbytes=16)
at ../sysdeps/unix/sysv/linux/read.c:26
#1 0x00007f71b2a0a2b0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f71b29c50b7 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f71b29c5570 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f71b29c56dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f71b67af0db in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f716c0cc330, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6 0x00007f71b674e63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f7183342d80, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:225
#7 0x00007f71b655f317 in QThread::exec() (this=this@entry=0x55f0de1ac480) at
thread/qthread.cpp:536
#8 0x00007f71aa2fb605 in QQmlThreadPrivate::run() (this=0x55f0de1ac480) at
qml/ftw/qqmlthread.cpp:155
#9 0x00007f71b65607ec in QThreadPrivate::start(void*) (arg=0x55f0de1ac480)
at thread/qthread_unix.cpp:342
#10 0x00007f71b5b1c6db in start_thread (arg=0x7f7183343700) at
pthread_create.c:463
#11 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f719bb54700 (LWP 13595)):
#0 0x00007f71b5e440b4 in __GI___libc_read (fd=12, buf=0x7f719bb53ce0,
nbytes=16)
at ../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007f71b2a0a2b0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f71b29c50b7 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f71b29c5570 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f71b29c56dc in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f719bb5c36d in () at
/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#6 0x00007f71b29ed175 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7 0x00007f71b5b1c6db in start_thread (arg=0x7f719bb54700) at
pthread_create.c:463
#8 0x00007f71b5e5588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f71b8d87800 (LWP 13562)):
#0 0x00007f71b5d72e97 in __GI_raise (sig=sig@entry=11) at
../sysdeps/unix/sysv/linux/raise.c:51
#1 0x00007f71b7c751fd in KCrash::defaultCrashHandler(int) (sig=11) at
./src/kcrash.cpp:584
#2 0x00007f71b5d72f20 in <signal handler called> () at
/lib/x86_64-linux-gnu/libc.so.6
#3 0x00007f71b65a4633 in std::__atomic_base<int>::operator++() (this=0x40)
at /usr/include/c++/7/bits/atomic_base.h:296
#4 0x00007f71b65a4633 in QAtomicOps<int>::ref<int>(std::atomic<int>&)
(_q_value=...)
at ../../include/QtCore/../../src/corelib/thread/qatomic_cxx11.h:283
#5 0x00007f71b65a4633 in QBasicAtomicInteger<int>::ref() (this=0x40)
at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:118
#6 0x00007f71b65a4633 in
QtSharedPointer::ExternalRefCountData::getAndRef(QObject const*)
(obj=obj@entry=0x55f0dde956f0) at tools/qsharedpointer.cpp:1397
#7 0x00007f71b74c187d in QWeakPointer<QObject>::QWeakPointer<QScreen,
true>(QScreen*, bool) (ptr=0x55f0dde956f0, this=0x55f0de1b42d8)
at ../../include/QtCore/../../src/corelib/tools/qsharedpointer_impl.h:682
#8 0x00007f71b74c187d in QPointer<QScreen>::QPointer(QScreen*)
(p=0x55f0dde956f0, this=0x55f0de1b42d8) at
../../include/QtCore/../../src/corelib/kernel/qpointer.h:62
#9 0x00007f71b74c187d in
QWindowSystemInterfacePrivate::WindowScreenChangedEvent::WindowScreenChangedEvent(QWindow*,
QScreen*) (s=0x55f0dde956f0, w=0x55f0de18cf00, this=0x55f0de1b42b0)
at kernel/qwindowsysteminterface_p.h:182
#10 0x00007f71b74c187d in
QWindowSystemInterface::handleWindowScreenChanged<QWindowSystemInterface::DefaultDelivery>(QWindow*,
QScreen*) (window=0x55f0de18cf00, screen=0x55f0dde956f0)
at kernel/qwindowsysteminterface.cpp:269
#11 0x00007f71ae1a56b7 in
QtWaylandClient::QWaylandWindow::handleScreensChanged() (this=0x55f0de4fc270)
at qwaylandwindow.cpp:969
#12 0x00007f71b678afe7 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffcaa13a100, r=0x55f0de4fc270, this=<optimized out>)
at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#13 0x00007f71b678afe7 in doActivate<false>(QObject*, int, void**)
(sender=0x55f0de39b9d0, signal_index=3, argv=0x7ffcaa13a100) at
kernel/qobject.cpp:3870
#14 0x00007f71b67858a2 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=sender@entry=0x55f0de39b9d0, m=m@entry=0x7f71ae463d20
<QtWaylandClient::QWaylandSurface::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at
kernel/qobject.cpp:3930
#15 0x00007f71ae1c3840 in QtWaylandClient::QWaylandSurface::screensChanged()
(this=this@entry=0x55f0de39b9d0) at .moc/moc_qwaylandsurface_p.cpp:155
#16 0x00007f71ae1ab7a4 in
QtWaylandClient::QWaylandSurface::surface_enter(wl_output*)
(this=0x55f0de39b9d0, output=0x55f0dde9aa70) at qwaylandsurface.cpp:97
#17 0x00007f71ad699dae in ffi_call_unix64 () at
/usr/lib/x86_64-linux-gnu/libffi.so.6
#18 0x00007f71ad69971f in ffi_call () at /usr/lib/x86_64-linux-gnu/libffi.so.6
#19 0x00007f71add28e24 in wl_closure_invoke
(closure=closure@entry=0x7f71780e01e0, flags=flags@entry=1, target=<optimized
out>, target@entry=0x55f0de4a9680, opcode=opcode@entry=0, data=<optimized out>)
at ../src/connection.c:1006
#20 0x00007f71add25659 in dispatch_event (display=display@entry=0x55f0dde92e60,
queue=<optimized out>)
at ../src/wayland-client.c:1427
#21 0x00007f71add26b24 in dispatch_queue (queue=0x55f0dde92f28,
display=0x55f0dde92e60)
at ../src/wayland-client.c:1573
#22 0x00007f71add26b24 in wl_display_dispatch_queue_pending
(display=0x55f0dde92e60, queue=0x55f0dde92f28) at ../src/wayland-client.c:1815
#23 0x00007f71add26b7c in wl_display_dispatch_pending (display=<optimized out>)
at ../src/wayland-client.c:1878
#24 0x00007f71ae19d61a in QtWaylandClient::QWaylandDisplay::flushRequests()
(this=0x55f0dde92cc0)
at qwaylanddisplay.cpp:208
#25 0x00007f71b678adc9 in doActivate<false>(QObject*, int, void**)
(sender=0x55f0ddeb2e00, signal_index=4, argv=0x7ffcaa13a630) at
kernel/qobject.cpp:3882
#26 0x00007f71b67858a2 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=sender@entry=0x55f0ddeb2e00, m=m@entry=0x7f71b6c1d240
<QAbstractEventDispatcher::staticMetaObject>,
local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at
kernel/qobject.cpp:3930
#27 0x00007f71b674c4b3 in QAbstractEventDispatcher::awake()
(this=this@entry=0x55f0ddeb2e00)
at .moc/moc_qabstracteventdispatcher.cpp:149
#28 0x00007f71b67af0fb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55f0ddeb2e00, flags=...) at kernel/qeventdispatcher_glib.cpp:430
#29 0x00007f71b674e63a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffcaa13a750, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:225
#30 0x00007f71b6757db0 in QCoreApplication::exec() () at
kernel/qcoreapplication.cpp:1400
#31 0x000055f0dbde7401 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>)
at ./src/kded.cpp:806
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