Application: dolphin (16.04.1) Qt Version: 5.5.1 Frameworks Version: 5.22.0 Operating System: Linux 4.5.0-2-amd64 x86_64 Distribution: Debian GNU/Linux testing (stretch) -- Information about the crash: When switching between monitor and laptop display while Dolphin is open, a subsequent opening of a file in Dolphin crashes it. The crash can be reproduced every time. -- Backtrace: Application: Dolphin (dolphin), signal: Segmentation fault Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0x7fa18fdbb940 (LWP 6253))] Thread 3 (Thread 0x7fa18e85b700 (LWP 6254)): #0 0x00007fa1a4110dcd in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007fa198816382 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007fa198817ff7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007fa18fb52789 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007fa19eca180e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fa19b440454 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007fa1a4119e5d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 2 (Thread 0x7fa185efb700 (LWP 6255)): #0 0x00007fa1a4110dcd in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007fa19a8b339c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007fa19a8b34ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x00007fa19eed8a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007fa19ee7fdaa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007fa19ec9c864 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #6 0x00007fa19eca180e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007fa19b440454 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007fa1a4119e5d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 1 (Thread 0x7fa18fdbb940 (LWP 6253)): [KCrash Handler] #6 0x00007fa19f1b0f44 in QPlatformScreen::screen() const () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #7 0x00007fa18fb6d8bc in QXcbWindow::create() () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #8 0x00007fa18fb5a291 in QXcbIntegration::createPlatformWindow(QWindow*) const () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #9 0x00007fa19f1cb1e4 in QWindowPrivate::create(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5 #10 0x00007fa19f7ac360 in QWidgetPrivate::create_sys(unsigned long long, bool, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #11 0x00007fa19f7ac79b in QWidget::create(unsigned long long, bool, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #12 0x00007fa19f7acdd1 in QWidgetPrivate::createWinId(unsigned long long) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #13 0x00007fa19f7aaca7 in QWidget::setAttribute(Qt::WidgetAttribute, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #14 0x00007fa19f7aaa5e in QWidget::setAttribute(Qt::WidgetAttribute, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #15 0x00007fa19f7accd8 in QWidgetPrivate::createWinId(unsigned long long) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #16 0x00007fa19f7aaca7 in QWidget::setAttribute(Qt::WidgetAttribute, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #17 0x00007fa19f7accd8 in QWidgetPrivate::createWinId(unsigned long long) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #18 0x00007fa19f7aaca7 in QWidget::setAttribute(Qt::WidgetAttribute, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #19 0x00007fa19f7accd8 in QWidgetPrivate::createWinId(unsigned long long) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #20 0x00007fa19f7aaca7 in QWidget::setAttribute(Qt::WidgetAttribute, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #21 0x00007fa19f7accd8 in QWidgetPrivate::createWinId(unsigned long long) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #22 0x00007fa19f7aaca7 in QWidget::setAttribute(Qt::WidgetAttribute, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #23 0x00007fa19f7abe70 in QWidget::winId() const () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #24 0x00007fa1a29ce317 in KRun::runService(KService const&, QList<QUrl> const&, QWidget*, bool, QString const&, QByteArray const&) () from /usr/lib/x86_64-linux-gnu/libKF5KIOWidgets.so.5 #25 0x00007fa1a29d1394 in KRun::runUrl(QUrl const&, QString const&, QWidget*, bool, bool, QString const&, QByteArray const&) () from /usr/lib/x86_64-linux-gnu/libKF5KIOWidgets.so.5 #26 0x00007fa1a29d1bb0 in KRun::foundMimeType(QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5KIOWidgets.so.5 #27 0x00007fa1a29cb892 in KRun::mimeTypeDetermined(QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5KIOWidgets.so.5 #28 0x00007fa1a29d02b3 in KRun::init() () from /usr/lib/x86_64-linux-gnu/libKF5KIOWidgets.so.5 #29 0x00007fa1a29d25ed in KRun::slotTimeout() () from /usr/lib/x86_64-linux-gnu/libKF5KIOWidgets.so.5 #30 0x00007fa19eeb0f8a in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #31 0x00007fa19eebd838 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #32 0x00007fa19eeb1e13 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #33 0x00007fa19f774ffc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #34 0x00007fa19f77a4b6 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #35 0x00007fa19ee825eb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #36 0x00007fa19eed785d in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #37 0x00007fa19eed7d61 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #38 0x00007fa19a8b31a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #39 0x00007fa19a8b3400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #40 0x00007fa19a8b34ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #41 0x00007fa19eed8a3f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #42 0x00007fa19ee7fdaa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #43 0x00007fa19ee87e4c in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #44 0x00007fa1a4434419 in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so #45 0x00007fa1a40515f0 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 #46 0x00000000004006f9 in _start () Possible duplicates by query: bug 361522. Reported using DrKonqi
Qt 5.5 is very old, and 5.6 got a lot of screen-related fixes.