Bug 372426

Application: plasmashell (5.8.3)

Qt Version: 5.7.0
Frameworks Version: 5.27.0
Operating System: Linux 4.8.7-1-ARCH x86_64
Distribution: "Arch Linux"

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

I just plugged my second display into HDMI
First display resolution: 1366x768, second display resolution: 1440x900

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2b07a01800 (LWP 2509))]

Thread 9 (Thread 0x7f2a3ade1700 (LWP 2692)):
#0  0x00007f2b0110f4ed in read () at /usr/lib/libc.so.6
#1  0x00007f2af43f6f81 in pa_read () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#2  0x00007f2af4a8650e in pa_mainloop_prepare () at /usr/lib/libpulse.so.0
#3  0x00007f2af4a86f80 in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007f2af4a87040 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#5  0x00007f2af4a95069 in  () at /usr/lib/libpulse.so.0
#6  0x00007f2af4425ed8 in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#7  0x00007f2b00916454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f2b0111c7df in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f2a3c0cb700 (LWP 2691)):
#0  0x00007f2b0111348d in poll () at /usr/lib/libc.so.6
#1  0x00007f2afc3db786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f2afc3db89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f2b01a3572b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f2b019df23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f2b018020f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f2b04b652d5 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f2b01806d78 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f2b00916454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f2b0111c7df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f2a527cd700 (LWP 2674)):
#0  0x00007f2afc3daeb2 in g_main_context_query () at /usr/lib/libglib-2.0.so.0
#1  0x00007f2afc3db6f8 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f2afc3db89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f2b01a3572b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f2b019df23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f2b018020f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f2b05704856 in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f2b01806d78 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f2b00916454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f2b0111c7df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f2ae1d47700 (LWP 2654)):
#0  0x00007f2b0091c10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f2b07194ac4 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007f2b07194b09 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007f2b00916454 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f2b0111c7df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f2ae39ad700 (LWP 2647)):
#0  0x00007f2b0111348d in poll () at /usr/lib/libc.so.6
#1  0x00007f2afc3db786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f2afc3db89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f2b01a3572b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f2b019df23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f2b018020f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f2b04b652d5 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f2b01806d78 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f2b00916454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f2b0111c7df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f2ae97ab700 (LWP 2605)):
#0  0x00007f2b01a35731 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#1  0x00007f2b019df23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#2  0x00007f2b018020f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#3  0x00007f2b04b652d5 in  () at /usr/lib/libQt5Qml.so.5
#4  0x00007f2b01806d78 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f2b00916454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f2b0111c7df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f2aeb1f3700 (LWP 2573)):
#0  0x00007f2b0110f4ed in read () at /usr/lib/libc.so.6
#1  0x00007f2afc41fa10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f2afc3db235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f2afc3db724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f2afc3db89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f2b01a3572b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f2b019df23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f2b018020f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f2b02582e55 in  () at /usr/lib/libQt5DBus.so.5
#9  0x00007f2b01806d78 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f2b00916454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f2b0111c7df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f2af0e4c700 (LWP 2520)):
#0  0x00007f2b0111348d in poll () at /usr/lib/libc.so.6
#1  0x00007f2b060d48e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f2b060d6679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f2af2b89449 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f2b01806d78 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f2b00916454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f2b0111c7df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f2b07a01800 (LWP 2509)):
[KCrash Handler]
#6  0x00007f2b074d2c24 in PlasmaQuick::ContainmentView::containment() const () at /usr/lib/libKF5PlasmaQuick.so.5
#7  0x0000000000442169 in  ()
#8  0x00007f2ae39c7605 in  () at /usr/lib/qt/plugins/plasma/scriptengines/plasma_appletscript_declarative.so
#9  0x00007f2ae39d058e in  () at /usr/lib/qt/plugins/plasma/scriptengines/plasma_appletscript_declarative.so
#10 0x00007f2ae39d0c08 in  () at /usr/lib/qt/plugins/plasma/scriptengines/plasma_appletscript_declarative.so
#11 0x00007f2b04b1da99 in  () at /usr/lib/libQt5Qml.so.5
#12 0x00007f2b04aaab3c in  () at /usr/lib/libQt5Qml.so.5
#13 0x00007f2b04aac7b5 in  () at /usr/lib/libQt5Qml.so.5
#14 0x00007f2b04aad34d in QV4::QObjectMethod::callInternal(QV4::CallData*) const () at /usr/lib/libQt5Qml.so.5
#15 0x00007f2b04ac2730 in QV4::Runtime::callProperty(QV4::ExecutionEngine*, int, QV4::CallData*) () at /usr/lib/libQt5Qml.so.5
#16 0x00007f2ae117627c in  ()
#17 0x0000000001844480 in  ()
#18 0x00007f2ae29ae520 in  ()
#19 0x00007f2ae29ae4e8 in  ()
#20 0x00007f2b04a6739d in QV4::Object::internalGet(QV4::String*, bool*) const () at /usr/lib/libQt5Qml.so.5
#21 0x00007f2b04a338d1 in QV4::ExecutionContext::getPropertyAndBase(QV4::String*, QV4::Value*) () at /usr/lib/libQt5Qml.so.5
#22 0x00007f2b04ac2082 in QV4::Runtime::callActivationProperty(QV4::ExecutionEngine*, int, QV4::CallData*) () at /usr/lib/libQt5Qml.so.5
#23 0x00007f2ae116ca03 in  ()
#24 0x00007f2ae29ae3f8 in  ()
#25 0x00007f2b04a67407 in QV4::Object::internalGet(QV4::String*, bool*) const () at /usr/lib/libQt5Qml.so.5
#26 0x00007f2b04b547b4 in QV4::QmlContextWrapper::get(QV4::Managed const*, QV4::String*, bool*) () at /usr/lib/libQt5Qml.so.5
#27 0x00007f2b04ac2730 in QV4::Runtime::callProperty(QV4::ExecutionEngine*, int, QV4::CallData*) () at /usr/lib/libQt5Qml.so.5
#28 0x00007f2ae1155a26 in  ()
#29 0x0003000000000000 in  ()
#30 0x00007f2b04e82040 in  () at /usr/lib/libQt5Qml.so.5
#31 0x0003000000000001 in  ()
#32 0x0001000000000001 in  ()
#33 0x00007ffeb98d03b0 in  ()
#34 0x00000000ffffffff in  ()
#35 0x0000000100000100 in  ()
#36 0x00007f2ae29ae370 in  ()
#37 0x00007f2ae29ae010 in  ()
#38 0x0000000001496aa0 in  ()
#39 0x00007f2ae29ae368 in  ()
#40 0x00007f2b04a5964b in  () at /usr/lib/libQt5Qml.so.5
#41 0x00007f2b04b496bd in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () at /usr/lib/libQt5Qml.so.5
#42 0x00007f2b04aeeb44 in QQmlBoundSignalExpression::evaluate(void**) () at /usr/lib/libQt5Qml.so.5
#43 0x00007f2b04aefc7b in  () at /usr/lib/libQt5Qml.so.5
#44 0x00007f2b04b26ed4 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib/libQt5Qml.so.5
#45 0x00007f2b04ad102c in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib/libQt5Qml.so.5
#46 0x00007f2b01a0cd7c in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#47 0x00007f2b04ba47aa in QQmlTimer::event(QEvent*) () at /usr/lib/libQt5Qml.so.5
#48 0x00007f2b0294be0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#49 0x00007f2b02953581 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#50 0x00007f2b019e0de0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#51 0x00007f2b019e356d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#52 0x00007f2b01a35303 in  () at /usr/lib/libQt5Core.so.5
#53 0x00007f2afc3db587 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#54 0x00007f2afc3db7f0 in  () at /usr/lib/libglib-2.0.so.0
#55 0x00007f2afc3db89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#56 0x00007f2b01a3570f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#57 0x00007f2b019df23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#58 0x00007f2b019e773c in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#59 0x000000000041c8b2 in  ()
#60 0x00007f2b01054291 in __libc_start_main () at /usr/lib/libc.so.6
#61 0x000000000041cc3a in _start ()

Reported using DrKonqi