Application: dolphin (14.12.3)
KDE Platform Version: 4.14.6
Qt Version: 4.8.6
Operating System: Linux 3.19.0-15-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed: Nothing much... just going between Chrome and Firefox browsers and BAM! CRASH!

- Unusual behavior I noticed: A LOT! This OS has a lot of glitches and really should Not have been released yet.

-- 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 0x7f2a3ad62800 (LWP 2439))]

Thread 3 (Thread 0x7f2a1dcad700 (LWP 2440)):
#0  0x00007f2a31708eb0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f2a3170b39b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2a3170bde8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2a3170bfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f2a3659782e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007f2a36566cd1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f2a36567035 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f2a3645ae89 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f2a36547443 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f2a3645d6ff in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007f2a31bf16aa in start_thread (arg=0x7f2a1dcad700) at pthread_create.c:333
#11 0x00007f2a3a622eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f2a17fff700 (LWP 2442)):
#0  0x00007f2a3a6178dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f2a3170bebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2a3170bfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2a3659782e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#4  0x00007f2a36566cd1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007f2a36567035 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f2a3645ae89 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f2a36547443 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f2a3645d6ff in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f2a31bf16aa in start_thread (arg=0x7f2a17fff700) at pthread_create.c:333
#10 0x00007f2a3a622eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f2a3ad62800 (LWP 2439)):
[KCrash Handler]
#6  0x00007f2a375bbe35 in QGraphicsWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#7  0x00007f2a3992b844 in KItemListView::event(QEvent*) () from /usr/lib/libdolphinprivate.so.4
#8  0x00007f2a36f749bc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#9  0x00007f2a36f7b4d8 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#10 0x00007f2a37cd6b4a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#11 0x00007f2a3656817d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#12 0x00007f2a375888fe in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#13 0x00007f2a37588df7 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#14 0x00007f2a375929f6 in QGraphicsScene::mouseMoveEvent(QGraphicsSceneMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#15 0x00007f2a3759fb0f in QGraphicsScene::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#16 0x00007f2a36f749bc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#17 0x00007f2a36f7b4d8 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#18 0x00007f2a37cd6b4a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#19 0x00007f2a3656817d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#20 0x00007f2a375b5e58 in QGraphicsViewPrivate::mouseMoveEventHandler(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#21 0x00007f2a375b6eea in QGraphicsView::mouseMoveEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#22 0x00007f2a36fc7dc8 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#23 0x00007f2a3738e60e in QFrame::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#24 0x00007f2a375b86a1 in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#25 0x00007f2a365682e6 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#26 0x00007f2a36f7499c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#27 0x00007f2a36f7b63f in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#28 0x00007f2a37cd6b4a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#29 0x00007f2a3656817d in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#30 0x00007f2a36f7ac9f in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#31 0x00007f2a36ff49a2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#32 0x00007f2a36ff424c in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#33 0x00007f2a3701cba2 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#34 0x00007f2a3170bc3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f2a3170bf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f2a3170bfcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f2a3659780e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#38 0x00007f2a3701cc66 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#39 0x00007f2a36566cd1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#40 0x00007f2a36567035 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#41 0x00007f2a3656cab9 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#42 0x00007f2a3a939abe in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_dolphin.so
#43 0x00007f2a3a53ca40 in __libc_start_main (main=0x4006d0, argc=5, argv=0x7fff1f664198, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff1f664188) at libc-start.c:289
#44 0x0000000000400709 in _start ()

Possible duplicates by query: bug 346162, bug 337279, bug 308348.

Reported using DrKonqi