Application: dolphin (15.12.1)

Qt Version: 5.5.1
Operating System: Linux 4.1.15-8-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
until lauching application was crashed
and closed it is first time crash

The crash does not seem to be reproducible.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4b570e67c0 (LWP 29455))]

Thread 4 (Thread 0x7f4b400e6700 (LWP 29456)):
#0  0x00007f4b5698dc1d in poll () at /lib64/libc.so.6
#1  0x00007f4b499db422 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f4b499dd00f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f4b4243b3c9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f4b50ad832f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f4b4c58b0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f4b5699604d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f4b3469d700 (LWP 29461)):
#0  0x00007f4b56989ced in read () at /lib64/libc.so.6
#1  0x00007f4b4ba46b60 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f4b4ba05999 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f4b4ba05df8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f4b4ba05f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f4b50d0ad8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f4b50cb1d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f4b50ad361a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f4b50ad832f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f4b4c58b0a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f4b5699604d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f4b32f0d700 (LWP 29480)):
[KCrash Handler]
#6  0x00007f4b50ad0bf5 in QMutex::lock() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f4b50ad7568 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f4b50ad8351 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f4b4c58b0a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f4b5699604d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f4b570e67c0 (LWP 29455)):
#0  0x00007f4b4c58f05f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f4b499db669 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f4b499dcd5f in  () at /usr/lib64/libxcb.so.1
#3  0x00007f4b499dce72 in xcb_wait_for_reply () at /usr/lib64/libxcb.so.1
#4  0x00007f4b4244ab69 in QXcbWindow::setKeyboardGrabEnabled(bool) () at /usr/lib64/libQt5XcbQpa.so.5
#5  0x00007f4b51e241a6 in  () at /usr/lib64/libQt5Widgets.so.5
#6  0x00007f4b51e2be88 in QApplicationPrivate::closePopup(QWidget*) () at /usr/lib64/libQt5Widgets.so.5
#7  0x00007f4b51e645be in QWidgetPrivate::hide_helper() () at /usr/lib64/libQt5Widgets.so.5
#8  0x00007f4b51e689e8 in QWidget::setVisible(bool) () at /usr/lib64/libQt5Widgets.so.5
#9  0x00007f4b51e6466b in QWidgetPrivate::close_helper(QWidgetPrivate::CloseMode) () at /usr/lib64/libQt5Widgets.so.5
#10 0x00007f4b51f9edee in  () at /usr/lib64/libQt5Widgets.so.5
#11 0x00007f4b51f9f1f1 in QMenu::internalDelayedPopup() () at /usr/lib64/libQt5Widgets.so.5
#12 0x00007f4b50ce48bc in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#13 0x00007f4b51e68f64 in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#14 0x00007f4b51fa43db in QMenu::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#15 0x00007f4b51e28e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#16 0x00007f4b51e2dcc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#17 0x00007f4b50cb3e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#18 0x00007f4b50d0a77d in QTimerInfoList::activateTimers() () at /usr/lib64/libQt5Core.so.5
#19 0x00007f4b50d0aaa1 in  () at /usr/lib64/libQt5Core.so.5
#20 0x00007f4b4ba05c84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#21 0x00007f4b4ba05ed8 in  () at /usr/lib64/libglib-2.0.so.0
#22 0x00007f4b4ba05f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#23 0x00007f4b50d0ad8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#24 0x00007f4b50cb1d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#25 0x00007f4b51f9ea20 in QMenu::exec(QPoint const&, QAction*) () at /usr/lib64/libQt5Widgets.so.5
#26 0x00007f4b56caf812 in  () at /usr/lib64/libkdeinit5_dolphin.so
#27 0x00007f4b56cb0dcd in  () at /usr/lib64/libkdeinit5_dolphin.so
#28 0x00007f4b56ca6d26 in  () at /usr/lib64/libkdeinit5_dolphin.so
#29 0x00007f4b50ce373f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#30 0x00007f4b5666ff54 in DolphinView::requestContextMenu(QPoint const&, KFileItem const&, QUrl const&, QList<QAction*> const&) () at /usr/lib64/libdolphinprivate.so.5
#31 0x00007f4b5664e0ef in DolphinView::slotItemContextMenuRequested(int, QPointF const&) () at /usr/lib64/libdolphinprivate.so.5
#32 0x00007f4b50ce373f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#33 0x00007f4b5666eda6 in KItemListController::itemContextMenuRequested(int, QPointF const&) () at /usr/lib64/libdolphinprivate.so.5
#34 0x00007f4b566117d4 in KItemListController::mousePressEvent(QGraphicsSceneMouseEvent*, QTransform const&) () at /usr/lib64/libdolphinprivate.so.5
#35 0x00007f4b566108eb in KItemListController::processEvent(QEvent*, QTransform const&) () at /usr/lib64/libdolphinprivate.so.5
#36 0x00007f4b566223b2 in KItemListView::event(QEvent*) () at /usr/lib64/libdolphinprivate.so.5
#37 0x00007f4b51e28e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#38 0x00007f4b51e2dcc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#39 0x00007f4b50cb3e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#40 0x00007f4b5213773f in  () at /usr/lib64/libQt5Widgets.so.5
#41 0x00007f4b52137b25 in  () at /usr/lib64/libQt5Widgets.so.5
#42 0x00007f4b52140a52 in  () at /usr/lib64/libQt5Widgets.so.5
#43 0x00007f4b52140e99 in QGraphicsScene::mousePressEvent(QGraphicsSceneMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
#44 0x00007f4b5214a2e0 in QGraphicsScene::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#45 0x00007f4b51e28e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#46 0x00007f4b51e2dcc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#47 0x00007f4b50cb3e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#48 0x00007f4b52163f27 in QGraphicsView::mousePressEvent(QMouseEvent*) () at /usr/lib64/libQt5Widgets.so.5
#49 0x00007f4b51e693ba in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#50 0x00007f4b51f6343e in QFrame::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#51 0x00007f4b52165b53 in QGraphicsView::viewportEvent(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#52 0x00007f4b50cb40d3 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#53 0x00007f4b51e28e5c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#54 0x00007f4b51e2e2cb in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#55 0x00007f4b50cb3e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#56 0x00007f4b51e2d191 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib64/libQt5Widgets.so.5
#57 0x00007f4b51e8213b in  () at /usr/lib64/libQt5Widgets.so.5
#58 0x00007f4b51e84353 in  () at /usr/lib64/libQt5Widgets.so.5
#59 0x00007f4b51e28e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#60 0x00007f4b51e2dcc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#61 0x00007f4b50cb3e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#62 0x00007f4b51696804 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib64/libQt5Gui.so.5
#63 0x00007f4b51698015 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib64/libQt5Gui.so.5
#64 0x00007f4b5167d118 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Gui.so.5
#65 0x00007f4b42466200 in  () at /usr/lib64/libQt5XcbQpa.so.5
#66 0x00007f4b4ba05c84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#67 0x00007f4b4ba05ed8 in  () at /usr/lib64/libglib-2.0.so.0
#68 0x00007f4b4ba05f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#69 0x00007f4b50d0ad6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#70 0x00007f4b50cb1d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#71 0x00007f4b50cb98f6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#72 0x00007f4b56cb8311 in kdemain () at /usr/lib64/libkdeinit5_dolphin.so
#73 0x00007f4b568d2b05 in __libc_start_main () at /lib64/libc.so.6
#74 0x00000000004007ee in _start ()

Reported using DrKonqi