Bug 368065

Application: dolphin (4.14.2)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.16.0-38-generic x86_64
Distribution: Linux Mint 17.2 Rafaela

-- Information about the crash:
- What I was doing when the application crashed:
Copying an icon from a folder (on the desktop) to the main desktop. Firefox was running on foreground.

- Custom settings of the application:

-- 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 0x7f8d15a9d7c0 (LWP 4591))]

Thread 3 (Thread 0x7f8cf8823700 (LWP 4592)):
#0  0x00007f8d0ca937de in __pthread_mutex_unlock_usercnt (decr=1, mutex=0x7f8cf4000a60) at pthread_mutex_unlock.c:57
#1  __GI___pthread_mutex_unlock (mutex=0x7f8cf4000a60) at pthread_mutex_unlock.c:310
#2  0x00007f8d0c5f29b1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8d0c5b00f0 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8d0c5b0ea5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8d0c5b10ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f8d113c87be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f8d1139a0af in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f8d1139a3a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f8d11296c5f in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007f8d1137b823 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#11 0x00007f8d1129932f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#12 0x00007f8d0ca90184 in start_thread (arg=0x7f8cf8823700) at pthread_create.c:312
#13 0x00007f8d1536737d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f8cf3186700 (LWP 4594)):
#0  0x00007f8d0c5f261a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f8d0c5f2979 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f8d0c5b0699 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8d0c5b0f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f8d0c5b10ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f8d113c87be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f8d1139a0af in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f8d1139a3a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f8d11296c5f in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f8d1137b823 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007f8d1129932f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#11 0x00007f8d0ca90184 in start_thread (arg=0x7f8cf3186700) at pthread_create.c:312
#12 0x00007f8d1536737d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f8d15a9d7c0 (LWP 4591)):
[KCrash Handler]
#5  0x00007f8d1238d4b5 in QGraphicsWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#6  0x00007f8d14691b24 in KItemListView::event(QEvent*) () from /usr/lib/libdolphinprivate.so.4
#7  0x00007f8d11d8de2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#8  0x00007f8d11d944a0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#9  0x00007f8d12a98cca in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#10 0x00007f8d1139b4dd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#11 0x00007f8d1235e191 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#12 0x00007f8d1235e64f in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#13 0x00007f8d12367216 in QGraphicsScene::mouseMoveEvent(QGraphicsSceneMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#14 0x00007f8d123730fc in QGraphicsScene::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#15 0x00007f8d11d8de2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#16 0x00007f8d11d944a0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#17 0x00007f8d12a98cca in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#18 0x00007f8d1139b4dd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#19 0x00007f8d123882fc in QGraphicsViewPrivate::mouseMoveEventHandler(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#20 0x00007f8d1238920a in QGraphicsView::mouseMoveEvent(QMouseEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#21 0x00007f8d11ddd645 in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#22 0x00007f8d1217f04e in QFrame::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#23 0x00007f8d1238a859 in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#24 0x00007f8d1139b646 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#25 0x00007f8d11d8de0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#26 0x00007f8d11d945dd in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#27 0x00007f8d12a98cca in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#28 0x00007f8d1139b4dd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#29 0x00007f8d11d93d93 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#30 0x00007f8d11e089eb in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#31 0x00007f8d11e08289 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#32 0x00007f8d11e2fb32 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#33 0x00007f8d0c5b0e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f8d0c5b1048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f8d0c5b10ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f8d113c87a1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#37 0x00007f8d11e2fbe6 in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#38 0x00007f8d1139a0af in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#39 0x00007f8d1139a3a5 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#40 0x00007f8d1139fb79 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#41 0x00007f8d156823e7 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_dolphin.so
#42 0x00007f8d1528ef45 in __libc_start_main (main=0x4006d0, argc=6, argv=0x7fff517cf1d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff517cf1c8) at libc-start.c:287
#43 0x00000000004006fe in _start ()

Possible duplicates by query: bug 346811, bug 346162.

Reported using DrKonqi