Application: systemsettings5 (5.12.1)

Qt Version: 5.10.0
Frameworks Version: 5.43.0
Operating System: Linux 4.15.3-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
Within system settings, clicked the Printers section.   A login dialog appeared, I entered the password.  Upon submitting the password, the application crashed.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f672f9ed800 (LWP 10177))]

Thread 12 (Thread 0x7f66a26b6700 (LWP 11138)):
#0  0x00007f6724e31e43 in g_main_context_acquire () at /usr/lib/libglib-2.0.so.0
#1  0x00007f6724e32ea7 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6724e3310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f672bce0d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f672bc82e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f672ba9278e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f66744c01ba in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#7  0x00007f672ba97b2d in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f66a00f9700 (LWP 11012)):
#0  0x00007f67274bd3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f672b7135bd in __gthread_cond_wait (__mutex=<optimized out>, __cond=<optimized out>) at /build/gcc/src/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu/bits/gthr-default.h:864
#2  0x00007f672b7135bd in std::condition_variable::wait(std::unique_lock<std::mutex>&) (this=<optimized out>, __lock=...) at /build/gcc/src/gcc/libstdc++-v3/src/c++11/condition_variable.cc:53
#3  0x00007f66ac3a4aa9 in  () at /usr/lib/libQt5WebKit.so.5
#4  0x00007f66ac3a4bf9 in  () at /usr/lib/libQt5WebKit.so.5
#5  0x00007f672b719b9f in std::execute_native_thread_routine(void*) (__p=0x5574e8e2ab80) at /build/gcc/src/gcc/libstdc++-v3/src/c++11/thread.cc:83
#6  0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f66ccfb7700 (LWP 10889)):
#0  0x00007f672b39397b in poll () at /usr/lib/libc.so.6
#1  0x00007f6724e32ff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6724e3310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f66ccfbeb0e in  () at /usr/lib/gio/modules/libdconfsettings.so
#4  0x00007f6724e5b26a in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f66d8707700 (LWP 10885)):
#0  0x00007f672b39397b in poll () at /usr/lib/libc.so.6
#1  0x00007f6724e32ff3 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6724e333b2 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#3  0x00007f66d79dd6d8 in  () at /usr/lib/libgio-2.0.so.0
#4  0x00007f6724e5b26a in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f66d693f700 (LWP 10884)):
#0  0x00007f6724e32b85 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#1  0x00007f6724e33081 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6724e3310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f6724e33162 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f6724e5b26a in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f66e7657700 (LWP 10787)):
#0  0x00007f672b38f3d8 in read () at /usr/lib/libc.so.6
#1  0x00007f6724e787d1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6724e32ac8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f6724e32f96 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f6724e3310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f672bce0d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f672bc82e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f672ba9278e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f672958ba19 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f672ba97b2d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f66eeeef700 (LWP 10188)):
#0  0x00007f6724e79b94 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f6724e329f2 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6724e32f96 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f6724e3310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f672bce0d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f672bc82e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f672ba9278e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f672958ba19 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f672ba97b2d in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f66fad27700 (LWP 10187)):
#0  0x00007f672b38f3d8 in read () at /usr/lib/libc.so.6
#1  0x00007f6724e787d1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f6724e32ac8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f6724e32f96 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f6724e3310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f672bce0d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f672bc82e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f672ba9278e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f672958ba19 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f672ba97b2d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f67016b7700 (LWP 10182)):
#0  0x00007f67274bd3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f67071aefec in  () at /usr/lib/dri/r600_dri.so
#2  0x00007f67071aeef8 in  () at /usr/lib/dri/r600_dri.so
#3  0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f67020cf700 (LWP 10181)):
#0  0x00007f67274bd3bd in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f67071aefec in  () at /usr/lib/dri/r600_dri.so
#2  0x00007f67071aeef8 in  () at /usr/lib/dri/r600_dri.so
#3  0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f6712db7700 (LWP 10180)):
#0  0x00007f672ba8ed9f in QMutex::unlock() () at /usr/lib/libQt5Core.so.5
#1  0x00007f672bce114a in  () at /usr/lib/libQt5Core.so.5
#2  0x00007f6724e329fa in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f6724e32f96 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f6724e3310e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f672bce0d24 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f672bc82e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f672ba9278e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f672d61c416 in  () at /usr/lib/libQt5DBus.so.5
#9  0x00007f672ba97b2d in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f67274b708c in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f672b39de7f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f672f9ed800 (LWP 10177)):
[KCrash Handler]
#5  0x00007f6729a9b8e4 in QQuickItem::isVisible() const () at /usr/lib/libQt5Quick.so.5
#6  0x00007f6729a9b9fa in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f6729a9b69d in QQuickItemPrivate::filterKeyEvent(QKeyEvent*, bool) () at /usr/lib/libQt5Quick.so.5
#8  0x00007f6729aa7e76 in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () at /usr/lib/libQt5Quick.so.5
#9  0x00007f6729aa81d6 in QQuickItem::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#10 0x00007f672cca1ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f672cca98a6 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#12 0x00007f672bc84850 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#13 0x00007f6729ab37aa in QQuickWindowPrivate::deliverKeyEvent(QKeyEvent*) () at /usr/lib/libQt5Quick.so.5
#14 0x00007f6729ab7d96 in QQuickWindow::keyReleaseEvent(QKeyEvent*) () at /usr/lib/libQt5Quick.so.5
#15 0x00007f672c4a3a35 in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#16 0x00007f6729ac2626 in QQuickWindow::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#17 0x00007f672cca1ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#18 0x00007f672cca98a6 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#19 0x00007f672bc84850 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#20 0x00007f672a1532fd in QQuickWidget::keyReleaseEvent(QKeyEvent*) () at /usr/lib/libQt5QuickWidgets.so.5
#21 0x00007f672cce1fc8 in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#22 0x00007f672a154b1c in QQuickWidget::event(QEvent*) () at /usr/lib/libQt5QuickWidgets.so.5
#23 0x00007f672cca1ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#24 0x00007f672ccaae33 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#25 0x00007f672bc84850 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#26 0x00007f672ccffb1b in  () at /usr/lib/libQt5Widgets.so.5
#27 0x00007f672cca1ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#28 0x00007f672cca98a6 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#29 0x00007f672bc84850 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#30 0x00007f672c494012 in QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*) () at /usr/lib/libQt5Gui.so.5
#31 0x00007f672c499166 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/libQt5Gui.so.5
#32 0x00007f672c470bbc in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Gui.so.5
#33 0x00007f671f0352ed in  () at /usr/lib/libQt5XcbQpa.so.5
#34 0x00007f672bc82e9b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#35 0x00007f672bc8c188 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#36 0x00005574e646bd30 in  ()
#37 0x00007f672b2c8f4a in __libc_start_main () at /usr/lib/libc.so.6
#38 0x00005574e646bdba in _start ()

Reported using DrKonqi