Application: dolphin (15.12.3)

Qt Version: 5.5.1
Operating System: Linux 4.4.0-81-generic x86_64
Distribution: Ubuntu 16.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed:
Right click on some folder or viewing some files 
- Custom settings of the application:
Was viewing a particular folder which has a large dataset of images

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".
pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
[Current thread is 1 (Thread 0x7fd859a8b8c0 (LWP 4528))]

Thread 4 (Thread 0x7fd8333bc700 (LWP 4548)):
[KCrash Handler]
#6  0x00007fd85427f58e in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd85406f94f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd8540707df in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd8507c76ba in start_thread (arg=0x7fd8333bc700) at pthread_create.c:333
#10 0x00007fd8594ab3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fd839242700 (LWP 4535)):
#0  0x00007fd85949f70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd84fc3b38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd84fc3b49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd8542a77eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd85424eb4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd85406b834 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd8540707be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd8507c76ba in start_thread (arg=0x7fd839242700) at pthread_create.c:333
#8  0x00007fd8594ab3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fd844c7b700 (LWP 4530)):
#0  0x00007fd85949f70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd84db9fc62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fd84dba18d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fd8475ff889 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fd8540707be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd8507c76ba in start_thread (arg=0x7fd844c7b700) at pthread_create.c:333
#6  0x00007fd8594ab3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fd859a8b8c0 (LWP 4528)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd84db9feb9 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fd84dba1617 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fd84dba1721 in xcb_wait_for_reply () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007fd847621576 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#5  0x00007fd847621628 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#6  0x00007fd8547adf88 in QCursor::pos(QScreen const*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#7  0x00007fd8547ae061 in QCursor::pos() () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#8  0x00007fd854ed29a1 in QMenu::popup(QPoint const&, QAction*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007fd854ed49e1 in QMenu::internalDelayedPopup() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007fd854280bb3 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007fd854d96d1b in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007fd854ed9ab3 in QMenu::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007fd854d5405c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007fd854d59516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007fd85425138b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fd8542a65ed in QTimerInfoList::activateTimers() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007fd8542a6af1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007fd84fc3b197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007fd84fc3b3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fd84fc3b49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007fd8542a77eb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fd85424eb4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007fd854ed3e40 in QMenu::exec(QPoint const&, QAction*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007fd8597c2d26 in ?? () from /usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so
#25 0x00007fd8597c42a5 in ?? () from /usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so
#26 0x00007fd8597b9e84 in ?? () from /usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so
#27 0x00007fd85427fbaf in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fd8591638d4 in DolphinView::requestContextMenu(QPoint const&, KFileItem const&, QUrl const&, QList<QAction*> const&) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#29 0x00007fd85913f90e in DolphinView::slotItemContextMenuRequested(int, QPointF const&) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#30 0x00007fd85427fbaf in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007fd859161ca6 in KItemListController::itemContextMenuRequested(int, QPointF const&) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#32 0x00007fd85910163d in KItemListController::mousePressEvent(QGraphicsSceneMouseEvent*, QTransform const&) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#33 0x00007fd859100bf4 in KItemListController::processEvent(QEvent*, QTransform const&) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#34 0x00007fd8591131b2 in KItemListView::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libdolphinprivate.so.5
#35 0x00007fd854d5405c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007fd854d59516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007fd85425138b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007fd8550785b3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#39 0x00007fd855079061 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#40 0x00007fd855081816 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#41 0x00007fd855081c59 in QGraphicsScene::mousePressEvent(QGraphicsSceneMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#42 0x00007fd85508b1e0 in QGraphicsScene::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#43 0x00007fd854d5405c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#44 0x00007fd854d59516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#45 0x00007fd85425138b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007fd8550a4bbf in QGraphicsView::mousePressEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#47 0x00007fd854d9740f in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#48 0x00007fd854e95b8e in QFrame::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#49 0x00007fd8550a5fb3 in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#50 0x00007fd854251172 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007fd854d5403c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#52 0x00007fd854d59c19 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#53 0x00007fd85425138b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#54 0x00007fd854d58b32 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#55 0x00007fd854db15bb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#56 0x00007fd854db3b7b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#57 0x00007fd854d5405c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#58 0x00007fd854d59516 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#59 0x00007fd85425138b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#60 0x00007fd8547a34e1 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#61 0x00007fd8547a51a5 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#62 0x00007fd854788f08 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#63 0x00007fd847631200 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#64 0x00007fd84fc3b197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007fd84fc3b3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007fd84fc3b49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#67 0x00007fd8542a77cf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#68 0x00007fd85424eb4a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#69 0x00007fd854256bec in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#70 0x00007fd8597cbe2b in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so
#71 0x00007fd8593c4830 in __libc_start_main (main=0x400710 <main>, argc=2, argv=0x7ffca278c9f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffca278c9e8) at ../csu/libc-start.c:291
#72 0x0000000000400749 in _start ()

Possible duplicates by query: bug 381746, bug 381668, bug 381640, bug 381637, bug 381636.

Reported using DrKonqi