Bug 358685

Application: plasmashell (5.5.3)

Qt Version: 5.5.1
Operating System: Linux 4.3.3-3-ARCH x86_64
Distribution (Platform): Archlinux Packages

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

Plugged the laptop (Thinkpaad x220) in docking station to which 2 monitors are attached

- Custom settings of the application:

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4ae7895800 (LWP 1463))]

Thread 7 (Thread 0x7f4ad2ac6700 (LWP 1466)):
#0  0x00007f4ae1ead18d in poll () from /usr/lib/libc.so.6
#1  0x00007f4ae6018ae2 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007f4ae601a757 in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007f4ad41e1379 in ?? () from /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f4ae2598b8e in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007f4ae16b54a4 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007f4ae1eb613d in clone () from /usr/lib/libc.so.6

Thread 6 (Thread 0x7f4acbfff700 (LWP 1467)):
#0  0x00007f4ae1ead18d in poll () from /usr/lib/libc.so.6
#1  0x00007f4adee26fbc in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f4adee270cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f4ae27d056b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007f4ae277757a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f4ae2593be4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f4ae4eac055 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f4ae2598b8e in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f4ae16b54a4 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f4ae1eb613d in clone () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7f4ac8a23700 (LWP 1468)):
#0  0x00007f4ae2590cda in QMutex::lock() () from /usr/lib/libQt5Core.so.5
#1  0x00007f4ae27cfaef in ?? () from /usr/lib/libQt5Core.so.5
#2  0x00007f4adee2654d in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#3  0x00007f4adee26eeb in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f4adee270cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007f4ae27d056b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f4ae277757a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f4ae2593be4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f4ae4eac055 in ?? () from /usr/lib/libQt5Qml.so.5
#9  0x00007f4ae2598b8e in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f4ae16b54a4 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f4ae1eb613d in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7f4ac1d81700 (LWP 1469)):
#0  0x00007f4ae1ea916d in read () from /usr/lib/libc.so.6
#1  0x00007f4adee6a270 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f4adee26aa4 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007f4adee26f60 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f4adee270cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007f4ae27d056b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f4ae277757a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007f4ae2593be4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f4ae4eac055 in ?? () from /usr/lib/libQt5Qml.so.5
#9  0x00007f4ae2598b8e in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f4ae16b54a4 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f4ae1eb613d in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7f4abbfff700 (LWP 1470)):
#0  0x00007f4ae16bb07f in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007f4ae72d4934 in ?? () from /usr/lib/libQt5Script.so.5
#2  0x00007f4ae72d4979 in ?? () from /usr/lib/libQt5Script.so.5
#3  0x00007f4ae16b54a4 in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007f4ae1eb613d in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7f4ab999f700 (LWP 1471)):
#0  0x00007f4adee6b614 in g_mutex_unlock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f4adee2697a in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#2  0x00007f4adee26f60 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f4adee270cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f4ae27d056b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007f4ae277757a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007f4ae2593be4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f4ae585c136 in ?? () from /usr/lib/libQt5Quick.so.5
#8  0x00007f4ae2598b8e in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f4ae16b54a4 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f4ae1eb613d in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7f4ae7895800 (LWP 1463)):
[KCrash Handler]
#5  0x00007f4ae2adf7b0 in QScreen::handle() const () from /usr/lib/libQt5Gui.so.5
#6  0x00007f4ad41e8e19 in QXcbIntegration::createPlatformWindow(QWindow*) const () from /usr/lib/libQt5XcbQpa.so.5
#7  0x00007f4ae2ac1714 in QWindowPrivate::create(bool) () from /usr/lib/libQt5Gui.so.5
#8  0x00007f4ae2ac19d8 in QWindow::winId() const () from /usr/lib/libQt5Gui.so.5
#9  0x00007f4ae74064d5 in ?? () from /usr/lib/libKF5PlasmaQuick.so.5
#10 0x00007f4ae7408f19 in ?? () from /usr/lib/libKF5PlasmaQuick.so.5
#11 0x00007f4ae27a831a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQt5Core.so.5
#12 0x00007f4ae27a81a7 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQt5Core.so.5
#13 0x00007f4ae5de4df8 in ?? () from /usr/lib/libKF5Plasma.so.5
#14 0x00007f4ae27a831a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQt5Core.so.5
#15 0x00007f4ae27b5238 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/libQt5Core.so.5
#16 0x00007f4ae27a9193 in QObject::event(QEvent*) () from /usr/lib/libQt5Core.so.5
#17 0x00007f4ae327d9ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#18 0x00007f4ae3282e86 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#19 0x00007f4ae2779bab in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#20 0x00007f4ae27cf36d in QTimerInfoList::activateTimers() () from /usr/lib/libQt5Core.so.5
#21 0x00007f4ae27cf871 in ?? () from /usr/lib/libQt5Core.so.5
#22 0x00007f4adee26dc7 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#23 0x00007f4adee27020 in ?? () from /usr/lib/libglib-2.0.so.0
#24 0x00007f4adee270cc in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#25 0x00007f4ae27d054f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#26 0x00007f4ae277757a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#27 0x00007f4ae277f53c in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5
#28 0x0000000000431304 in main ()

Possible duplicates by query: bug 357842, bug 357514, bug 357503, bug 356674, bug 355857.

Reported using DrKonqi