https://bugs.kde.org/show_bug.cgi?id=392865
Bug ID: 392865
Summary: [Crash] - Under wayland when previews are enabled at
Latte Dock
Product: kwin
Version: 5.12.4
Platform: Other
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: NOR
Component: wayland-generic
Assignee: kwin-bugs-n...@kde.org
Reporter: mvourla...@gmail.com
Target Milestone: ---
Under wayland when Latte Dock has enabled previews the following crash sooner
or later occurs:
Application: Latte Dock (latte-dock), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
[Current thread is 1 (Thread 0x7f97e38418c0 (LWP 32065))]
Thread 14 (Thread 0x7f9742bfd700 (LWP 32176)):
#0 0x00007f97d9246360 in pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(time=18446744073709551615, this=0x1141a740) at
thread/qwaitcondition_unix.cpp:143
#2 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(this=this@entry=0xb0495b8, mutex=mutex@entry=0xb0495b0,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(wait=true, this=0xb0495a8) at scenegraph/qsgthreadedrenderloop.cpp:245
#4 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(this=this@entry=0xb049530) at scenegraph/qsgthreadedrenderloop.cpp:709
#5 0x00007f97e15d81f5 in QSGRenderThread::run() (this=0xb049530) at
scenegraph/qsgthreadedrenderloop.cpp:738
#6 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0xb049530) at
thread/qthread_unix.cpp:376
#7 0x00007f97d92406ba in start_thread (arg=0x7f9742bfd700) at
pthread_create.c:333
#8 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 13 (Thread 0x7f9768a11700 (LWP 32169)):
#0 0x00007f97d9246360 in pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(time=18446744073709551615, this=0xaea1060) at
thread/qwaitcondition_unix.cpp:143
#2 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(this=this@entry=0x914e8f8, mutex=mutex@entry=0x914e8f0,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(wait=true, this=0x914e8e8) at scenegraph/qsgthreadedrenderloop.cpp:245
#4 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(this=this@entry=0x914e870) at scenegraph/qsgthreadedrenderloop.cpp:709
#5 0x00007f97e15d81f5 in QSGRenderThread::run() (this=0x914e870) at
scenegraph/qsgthreadedrenderloop.cpp:738
#6 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x914e870) at
thread/qthread_unix.cpp:376
#7 0x00007f97d92406ba in start_thread (arg=0x7f9768a11700) at
pthread_create.c:333
#8 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 12 (Thread 0x7f976b6e2700 (LWP 32154)):
[KCrash Handler]
#4 0x00007f97e2985dd4 in KWayland::Client::PlasmaWindow::isActive() const
(this=0x7f9758108590) at
/workspace/build/src/client/plasmawindowmanagement.cpp:785
#5 0x00007f97e2985df6 in
QtPrivate::QFunctorSlotObject<KWayland::Client::PlasmaWindowManagement::Private::windowCreated(org_kde_plasma_window*,
quint32)::<lambda()>, 0, QtPrivate::List<>, void>::impl(int,
QtPrivate::QSlotObjectBase *, QObject *, void **, bool *)
(__closure=0x7f97580ef390) at
/workspace/build/src/client/plasmawindowmanagement.cpp:227
#6 0x00007f97e2985df6 in
QtPrivate::QFunctorSlotObject<KWayland::Client::PlasmaWindowManagement::Private::windowCreated(org_kde_plasma_window*,
quint32)::<lambda()>, 0, QtPrivate::List<>, void>::impl(int,
QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (arg=<optimized out>,
f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:130
#7 0x00007f97e2985df6 in
QtPrivate::QFunctorSlotObject<KWayland::Client::PlasmaWindowManagement::Private::windowCreated(org_kde_plasma_window*,
quint32)::<lambda()>, 0, QtPrivate::List<>, void>::impl(int,
QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (arg=<optimized out>,
f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:240
#8 0x00007f97e2985df6 in
QtPrivate::QFunctorSlotObject<KWayland::Client::PlasmaWindowManagement::Private::windowCreated(org_kde_plasma_window*,
quint32)::<lambda()>, 0, QtPrivate::List<>, void>::impl(int,
QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized
out>, this_=0x7f97580ef380, r=<optimized out>, a=<optimized out>,
ret=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:423
#9 0x00007f97de0254c9 in QObject::event(QEvent*) (this=0x7f97580608d0,
e=<optimized out>) at kernel/qobject.cpp:1246
#10 0x00007f97ded37acc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x7f97580608d0, e=0xa84ff40) at
kernel/qapplication.cpp:3732
#11 0x00007f97ded3f417 in QApplication::notify(QObject*, QEvent*)
(this=0x7ffd02763e80, receiver=0x7f97580608d0, e=0xa84ff40) at
kernel/qapplication.cpp:3491
#12 0x00007f97ddff73c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x7f97580608d0, event=event@entry=0xa84ff40) at
kernel/qcoreapplication.cpp:1044
#13 0x00007f97ddff9fcb in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (event=0xa84ff40, receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#14 0x00007f97ddff9fcb in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0,
data=0x587edf0) at kernel/qcoreapplication.cpp:1719
#15 0x00007f97ddffa438 in QCoreApplication::sendPostedEvents(QObject*, int)
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1573
#16 0x00007f97de04efa3 in postEventSourceDispatch(GSource*, GSourceFunc,
gpointer) (s=0x7f97580012d0) at kernel/qeventdispatcher_glib.cpp:276
#17 0x00007f97d6a83197 in g_main_context_dispatch (context=0x7f9758000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3154
#18 0x00007f97d6a83197 in g_main_context_dispatch
(context=context@entry=0x7f9758000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3769
#19 0x00007f97d6a833f0 in g_main_context_iterate
(context=context@entry=0x7f9758000990, block=block@entry=0,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3840
#20 0x00007f97d6a8349c in g_main_context_iteration (context=0x7f9758000990,
may_block=may_block@entry=0) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#21 0x00007f97de04e5af in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97580008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#22 0x00007f97e15d80db in QSGRenderThread::run() (this=0x36bba70) at
scenegraph/qsgthreadedrenderloop.cpp:733
#23 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x36bba70) at
thread/qthread_unix.cpp:376
#24 0x00007f97d92406ba in start_thread (arg=0x7f976b6e2700) at
pthread_create.c:333
#25 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 11 (Thread 0x7f976bfff700 (LWP 32108)):
#0 0x00007f97d9246360 in pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(time=18446744073709551615, this=0x79f08e0) at
thread/qwaitcondition_unix.cpp:143
#2 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(this=this@entry=0x79edf98, mutex=mutex@entry=0x79edf90,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(wait=true, this=0x79edf88) at scenegraph/qsgthreadedrenderloop.cpp:245
#4 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(this=this@entry=0x79edf10) at scenegraph/qsgthreadedrenderloop.cpp:709
#5 0x00007f97e15d81f5 in QSGRenderThread::run() (this=0x79edf10) at
scenegraph/qsgthreadedrenderloop.cpp:738
#6 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x79edf10) at
thread/qthread_unix.cpp:376
#7 0x00007f97d92406ba in start_thread (arg=0x7f976bfff700) at
pthread_create.c:333
#8 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 10 (Thread 0x7f977126b700 (LWP 32107)):
#0 0x00007f97dd1fc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f97d6a8338c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f9764003070, timeout=<optimized out>, context=0x7f9764000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2 0x00007f97d6a8338c in g_main_context_iterate
(context=context@entry=0x7f9764000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3 0x00007f97d6a8349c in g_main_context_iteration (context=0x7f9764000990,
may_block=may_block@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007f97de04e5cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97640008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5 0x00007f97ddff564a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f977126ace0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#6 0x00007f97dde15554 in QThread::exec() (this=this@entry=0x7939650) at
thread/qthread.cpp:522
#7 0x00007f97e10faa35 in QQmlThreadPrivate::run() (this=0x7939650) at
qml/ftw/qqmlthread.cpp:147
#8 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x7939650) at
thread/qthread_unix.cpp:376
#9 0x00007f97d92406ba in start_thread (arg=0x7f977126b700) at
pthread_create.c:333
#10 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 9 (Thread 0x7f97816e1700 (LWP 32086)):
#0 0x00007f97dd1fc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f97d6a8338c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f97780048c0, timeout=<optimized out>, context=0x7f9778000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2 0x00007f97d6a8338c in g_main_context_iterate
(context=context@entry=0x7f9778000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3 0x00007f97d6a8349c in g_main_context_iteration (context=0x7f9778000990,
may_block=may_block@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007f97de04e5cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97780008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5 0x00007f97ddff564a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f97816e0cc0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#6 0x00007f97dde15554 in QThread::exec() (this=<optimized out>) at
thread/qthread.cpp:522
#7 0x00007f97828f8517 in KCupsConnection::run() () at
/usr/lib/x86_64-linux-gnu/libkcupslib.so
#8 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x726f390) at
thread/qthread_unix.cpp:376
#9 0x00007f97d92406ba in start_thread (arg=0x7f97816e1700) at
pthread_create.c:333
#10 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 8 (Thread 0x7f978eee6700 (LWP 32085)):
#0 0x00007f97d9246360 in pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(time=18446744073709551615, this=0x3d6a070) at
thread/qwaitcondition_unix.cpp:143
#2 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(this=this@entry=0x3d5e278, mutex=mutex@entry=0x3d5e270,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(wait=true, this=0x3d5e268) at scenegraph/qsgthreadedrenderloop.cpp:245
#4 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(this=this@entry=0x3d5e1f0) at scenegraph/qsgthreadedrenderloop.cpp:709
#5 0x00007f97e15d81f5 in QSGRenderThread::run() (this=0x3d5e1f0) at
scenegraph/qsgthreadedrenderloop.cpp:738
#6 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x3d5e1f0) at
thread/qthread_unix.cpp:376
#7 0x00007f97d92406ba in start_thread (arg=0x7f978eee6700) at
pthread_create.c:333
#8 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7f978ffff700 (LWP 32079)):
#0 0x00007f97d9246360 in pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(time=18446744073709551615, this=0x350bd50) at
thread/qwaitcondition_unix.cpp:143
#2 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(this=this@entry=0x3d6f138, mutex=mutex@entry=0x3d6f130,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:215
#3 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(wait=true, this=0x3d6f128) at scenegraph/qsgthreadedrenderloop.cpp:245
#4 0x00007f97e15d78fd in QSGRenderThread::processEventsAndWaitForMore()
(this=this@entry=0x3d6f0b0) at scenegraph/qsgthreadedrenderloop.cpp:709
#5 0x00007f97e15d81f5 in QSGRenderThread::run() (this=0x3d6f0b0) at
scenegraph/qsgthreadedrenderloop.cpp:738
#6 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x3d6f0b0) at
thread/qthread_unix.cpp:376
#7 0x00007f97d92406ba in start_thread (arg=0x7f978ffff700) at
pthread_create.c:333
#8 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7f9797801700 (LWP 32078)):
#0 0x00007f97dd1fc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f97d6a8338c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f9788002e70, timeout=<optimized out>, context=0x7f9788000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2 0x00007f97d6a8338c in g_main_context_iterate
(context=context@entry=0x7f9788000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3 0x00007f97d6a8349c in g_main_context_iteration (context=0x7f9788000990,
may_block=may_block@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007f97de04e5cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97880008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5 0x00007f97ddff564a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f9797800d00, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#6 0x00007f97dde15554 in QThread::exec() (this=<optimized out>) at
thread/qthread.cpp:522
#7 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x259f0f0) at
thread/qthread_unix.cpp:376
#8 0x00007f97d92406ba in start_thread (arg=0x7f9797801700) at
pthread_create.c:333
#9 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7f9798002700 (LWP 32077)):
#0 0x00007f97dd1f827d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f97d6ac66f0 in g_wakeup_acknowledge (__nbytes=16,
__buf=0x7f9798001ad0, __fd=<optimized out>) at
/usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2 0x00007f97d6ac66f0 in g_wakeup_acknowledge (wakeup=0x7f97a4002780) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gwakeup.c:210
#3 0x00007f97d6a82e74 in g_main_context_check
(context=context@entry=0x7f9790000990, max_priority=2147483647,
fds=fds@entry=0x7f97900013c0, n_fds=n_fds@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3632
#4 0x00007f97d6a83330 in g_main_context_iterate
(context=context@entry=0x7f9790000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3837
#5 0x00007f97d6a8349c in g_main_context_iteration (context=0x7f9790000990,
may_block=may_block@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#6 0x00007f97de04e5cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7 0x00007f97ddff564a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f9798001ce0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#8 0x00007f97dde15554 in QThread::exec() (this=this@entry=0x37762d0) at
thread/qthread.cpp:522
#9 0x00007f97986431d5 in QQuickXmlQueryEngine::run() (this=0x37762d0) at
qqmlxmllistmodel.cpp:323
#10 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x37762d0) at
thread/qthread_unix.cpp:376
#11 0x00007f97d92406ba in start_thread (arg=0x7f9798002700) at
pthread_create.c:333
#12 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7f97a8e3d700 (LWP 32073)):
#0 0x00007f97d6a82ad0 in g_main_context_prepare
(context=context@entry=0x7f97a4000990, priority=priority@entry=0x7f97a8e3cbc0)
at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3471
#1 0x00007f97d6a832bb in g_main_context_iterate
(context=context@entry=0x7f97a4000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3820
#2 0x00007f97d6a8349c in g_main_context_iteration (context=0x7f97a4000990,
may_block=may_block@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#3 0x00007f97de04e5cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97a40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4 0x00007f97ddff564a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f97a8e3cd00, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#5 0x00007f97dde15554 in QThread::exec() (this=<optimized out>) at
thread/qthread.cpp:522
#6 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x2622840) at
thread/qthread_unix.cpp:376
#7 0x00007f97d92406ba in start_thread (arg=0x7f97a8e3d700) at
pthread_create.c:333
#8 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7f97bee6d700 (LWP 32072)):
#0 0x00007f97d6ac66e3 in g_wakeup_acknowledge (__nbytes=16,
__buf=0x7f97bee6cad0, __fd=11) at
/usr/include/x86_64-linux-gnu/bits/unistd.h:44
#1 0x00007f97d6ac66e3 in g_wakeup_acknowledge (wakeup=0x7f97c00025a0) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gwakeup.c:210
#2 0x00007f97d6a82e74 in g_main_context_check
(context=context@entry=0x7f97b8000990, max_priority=2147483647,
fds=fds@entry=0x7f97b8002e70, n_fds=n_fds@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3632
#3 0x00007f97d6a83330 in g_main_context_iterate
(context=context@entry=0x7f97b8000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3837
#4 0x00007f97d6a8349c in g_main_context_iteration (context=0x7f97b8000990,
may_block=may_block@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#5 0x00007f97de04e5cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97b80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6 0x00007f97ddff564a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f97bee6cce0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#7 0x00007f97dde15554 in QThread::exec() (this=this@entry=0x20a5080) at
thread/qthread.cpp:522
#8 0x00007f97e10faa35 in QQmlThreadPrivate::run() (this=0x20a5080) at
qml/ftw/qqmlthread.cpp:147
#9 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x20a5080) at
thread/qthread_unix.cpp:376
#10 0x00007f97d92406ba in start_thread (arg=0x7f97bee6d700) at
pthread_create.c:333
#11 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7f97cccb0700 (LWP 32068)):
#0 0x00007f97dd1fc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f97d6a8338c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f97c8003220, timeout=<optimized out>, context=0x7f97c8000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2 0x00007f97d6a8338c in g_main_context_iterate
(context=context@entry=0x7f97c8000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3 0x00007f97d6a8349c in g_main_context_iteration (context=0x7f97c8000990,
may_block=may_block@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007f97de04e5cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97c80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5 0x00007f97ddff564a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f97cccafcd0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#6 0x00007f97dde15554 in QThread::exec() (this=<optimized out>) at
thread/qthread.cpp:522
#7 0x00007f97df6e42c5 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8 0x00007f97dde1a6eb in QThreadPrivate::start(void*) (arg=0x7f97df958d60) at
thread/qthread_unix.cpp:376
#9 0x00007f97d92406ba in start_thread (arg=0x7f97cccb0700) at
pthread_create.c:333
#10 0x00007f97dd20841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f97e38418c0 (LWP 32065)):
#0 0x00007f97d9246360 in pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(time=18446744073709551615, this=0x2b25270) at
thread/qwaitcondition_unix.cpp:143
#2 0x00007f97dde1b67b in QWaitCondition::wait(QMutex*, unsigned long)
(this=<optimized out>, mutex=0x36bbab0, time=time@entry=18446744073709551615)
at thread/qwaitcondition_unix.cpp:215
#3 0x00007f97e15d4b45 in
QSGThreadedRenderLoop::polishAndSync(QSGThreadedRenderLoop::Window*, bool)
(this=this@entry=0x21d0220, w=<optimized out>, w@entry=0x78f03b0,
inExpose=inExpose@entry=true) at scenegraph/qsgthreadedrenderloop.cpp:1210
#4 0x00007f97e15d6d0e in QSGThreadedRenderLoop::handleExposure(QQuickWindow*)
(this=this@entry=0x21d0220, window=window@entry=0x3440d00) at
scenegraph/qsgthreadedrenderloop.cpp:1004
#5 0x00007f97e15d7363 in QSGThreadedRenderLoop::exposureChanged(QQuickWindow*)
(this=0x21d0220, window=0x3440d00) at scenegraph/qsgthreadedrenderloop.cpp:915
#6 0x00007f97de59c625 in QWindow::event(QEvent*) (this=this@entry=0x3440d00,
ev=ev@entry=0x7ffd027637a0) at kernel/qwindow.cpp:2328
#7 0x00007f97e16348c5 in QQuickWindow::event(QEvent*) (this=0x3440d00,
e=0x7ffd027637a0) at items/qquickwindow.cpp:1627
#8 0x00007f97e32d056b in PlasmaQuick::Dialog::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#9 0x00007f97ded37acc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x3440d00, e=0x7ffd027637a0) at
kernel/qapplication.cpp:3732
#10 0x00007f97ded3f417 in QApplication::notify(QObject*, QEvent*)
(this=0x7ffd02763e80, receiver=0x3440d00, e=0x7ffd027637a0) at
kernel/qapplication.cpp:3491
#11 0x00007f97ddff73c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=receiver@entry=0x3440d00, event=event@entry=0x7ffd027637a0) at
kernel/qcoreapplication.cpp:1044
#12 0x00007f97de59128d in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
(event=0x7ffd027637a0, receiver=0x3440d00) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:237
#13 0x00007f97de59128d in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
(e=0xac9e050) at kernel/qguiapplication.cpp:2880
#14 0x00007f97de591ebd in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
(e=e@entry=0xac9e050) at kernel/qguiapplication.cpp:1803
#15 0x00007f97de56b8fb in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(flags=...) at kernel/qwindowsysteminterface.cpp:976
#16 0x00007f97cefada9b in
QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#17 0x00007f97ddff564a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffd02763950, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:212
#18 0x00007f97ddffe854 in QCoreApplication::exec() () at
kernel/qcoreapplication.cpp:1332
#19 0x00000000004440b7 in main ()
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