Application: gwenview (15.08.2)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-30-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed:
Rolling my mose wheel in to see every picture in a folder quickly
- Custom settings of the application:
Set mouse wheel to change files
Set animation to 'No'

The crash can be reproduced every time.

-- Backtrace:
Application: Gwenview (gwenview), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9a1832d840 (LWP 7286))]

Thread 4 (Thread 0x7f9a15935700 (LWP 7287)):
#0  0x00007f9a273a488d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f9a206bebd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f9a206c074f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f9a17ea2a39 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#4  0x00007f9a27a972be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9a22acb6aa in start_thread (arg=0x7f9a15935700) at pthread_create.c:333
#6  0x00007f9a273afe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f9a07b40700 (LWP 7844)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f9a27a98496 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f9a27a94003 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f9a27a972be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f9a22acb6aa in start_thread (arg=0x7f9a07b40700) at pthread_create.c:333
#5  0x00007f9a273afe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f9a0caaf700 (LWP 7845)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f9a27a98496 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f9a27a94003 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f9a27a972be in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f9a22acb6aa in start_thread (arg=0x7f9a0caaf700) at pthread_create.c:333
#5  0x00007f9a273afe9d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f9a1832d840 (LWP 7286)):
[KCrash Handler]
#6  0x00007f9a28d0a3d0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#7  0x00007f9a28d0f7af in QGraphicsProxyWidget::focusNextPrevChild(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007f9a28cf5a9b in QGraphicsItemPrivate::setVisibleHelper(bool, bool, bool, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007f9a28d0df62 in QGraphicsProxyWidget::eventFilter(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007f9a27c76d0c in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f9a289fbb6c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f9a28a01230 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f9a27c76f1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f9a28a39c03 in QWidgetPrivate::hide_helper() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f9a28a3d9d0 in QWidget::setVisible(bool) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f9a28a39dd1 in QWidgetPrivate::close_helper(QWidgetPrivate::CloseMode) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f9a28a3a3b3 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f9a28a3a489 in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f9a28d09c7a in QGraphicsProxyWidget::~QGraphicsProxyWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f9a28d09cb9 in QGraphicsProxyWidget::~QGraphicsProxyWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f9a28cfb6c6 in QGraphicsItem::~QGraphicsItem() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f9a28cfb933 in QGraphicsObject::~QGraphicsObject() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f9a28d4a995 in QGraphicsWidget::~QGraphicsWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f9a2b7d91f9 in Gwenview::DocumentView::~DocumentView() () from /usr/lib/x86_64-linux-gnu/libgwenviewlib.so.5
#25 0x00007f9a27ca8670 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f9a28d4be7b in QGraphicsWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007f9a289fbb8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f9a28a01230 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007f9a27c76f1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f9a27c79057 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f9a27ccde73 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f9a225abff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f9a225ac250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f9a225ac2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f9a27cce27f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x00007f9a27c7475a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007f9a27c7c2cc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x000000000043f470 in main ()

Possible duplicates by query: bug 359196, bug 356599, bug 349931.

Reported using DrKonqi