Bug 362527

Application: dolphin (4.14.2)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.19.0-32-generic x86_64
Distribution: Linux Mint 17.3 Rosa

-- Information about the crash:
- What I was doing when the application crashed:
App crash occurred when dragging a file folder with a hard disk from one tab to the flash card in another tab.

The crash does not seem to be reproducible.

-- 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 0x7f180d826800 (LWP 2704))]

Thread 4 (Thread 0x7f17eed38700 (LWP 2708)):
#0  0x00007f180437761a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f18043779a9 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f18043360f6 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f180914d7be in QEventDispatcherGlib::processEvents (this=0x7f17e80008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f180911f0af in QEventLoop::processEvents (this=this@entry=0x7f17eed37da0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f180911f3a5 in QEventLoop::exec (this=this@entry=0x7f17eed37da0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f180901bc5f in QThread::exec (this=this@entry=0x1596ae0) at thread/qthread.cpp:537
#7  0x00007f1809100823 in QInotifyFileSystemWatcherEngine::run (this=0x1596ae0) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f180901e32f in QThreadPrivate::start (arg=0x1596ae0) at thread/qthread_unix.cpp:349
#9  0x00007f1804815182 in start_thread (arg=0x7f17eed38700) at pthread_create.c:312
#10 0x00007f180d0ec47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f17ee4ea700 (LWP 2709)):
#0  0x00007f180437761a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f1804377979 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1804335699 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1804335f03 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f18043360ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f180914d7be in QEventDispatcherGlib::processEvents (this=0x7f17e00008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f180911f0af in QEventLoop::processEvents (this=this@entry=0x7f17ee4e9de0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f180911f3a5 in QEventLoop::exec (this=this@entry=0x7f17ee4e9de0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f180901bc5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#9  0x00007f180901e32f in QThreadPrivate::start (arg=0x16f9f50) at thread/qthread_unix.cpp:349
#10 0x00007f1804815182 in start_thread (arg=0x7f17ee4ea700) at pthread_create.c:312
#11 0x00007f180d0ec47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f17ed644700 (LWP 2710)):
#0  __GI___pthread_mutex_lock (mutex=0x7f17e4000a80) at ../nptl/pthread_mutex_lock.c:74
#1  0x00007f1804377981 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1804335f99 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18043360ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f180914d7be in QEventDispatcherGlib::processEvents (this=0x7f17e40008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5  0x00007f180911f0af in QEventLoop::processEvents (this=this@entry=0x7f17ed643da0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f180911f3a5 in QEventLoop::exec (this=this@entry=0x7f17ed643da0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f180901bc5f in QThread::exec (this=this@entry=0x1a6a970) at thread/qthread.cpp:537
#8  0x00007f1809100823 in QInotifyFileSystemWatcherEngine::run (this=0x1a6a970) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007f180901e32f in QThreadPrivate::start (arg=0x1a6a970) at thread/qthread_unix.cpp:349
#10 0x00007f1804815182 in start_thread (arg=0x7f17ed644700) at pthread_create.c:312
#11 0x00007f180d0ec47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f180d826800 (LWP 2704)):
[KCrash Handler]
#6  ref (this=0x101fd9c48) at ../../include/QtCore/../../src/corelib/arch/qatomic_x86_64.h:121
#7  operator= (o=..., this=0x7ffc6388bca0) at ../../include/QtCore/../../src/corelib/tools/qshareddata.h:181
#8  QPixmap::operator= (this=this@entry=0x7ffc6388bc90, pixmap=...) at image/qpixmap.cpp:463
#9  0x00007f180a7d3ace in KIconLoaderPrivate::findCachedPixmapWithPath (this=0x158a580, key=..., data=..., path=...) at ../../kdeui/icons/kiconloader.cpp:845
#10 0x00007f180a7d3e56 in KIconLoader::loadIcon (this=0x15839c0, _name=..., group=group@entry=KIconLoader::Desktop, size=16, state=1, overlays=..., path_store=path_store@entry=0x0, canReturnNull=canReturnNull@entry=false) at ../../kdeui/icons/kiconloader.cpp:1149
#11 0x00007f180a7cbfbe in KIconEngine::pixmap (this=<optimized out>, size=..., mode=<optimized out>, state=<optimized out>) at ../../kdeui/icons/kiconengine.cpp:104
#12 0x00007f1809bb6cc5 in QIcon::pixmap (this=this@entry=0x7ffc6388c1f0, size=..., mode=mode@entry=QIcon::Active, state=state@entry=QIcon::Off) at image/qicon.cpp:684
#13 0x00007f17f373c7f6 in Oxygen::Style::drawMenuItemControl (this=0x1559860, option=0x7ffc6388c190, painter=0x7ffc6388c0d0, widget=<optimized out>) at ../../../kstyles/oxygen/oxygenstyle.cpp:4689
#14 0x00007f17f3741028 in Oxygen::Style::drawControl (this=0x1559860, element=QStyle::CE_MenuItem, option=0x7ffc6388c190, painter=0x7ffc6388c0d0, widget=0x7ffc6388d170) at ../../../kstyles/oxygen/oxygenstyle.cpp:1141
#15 0x00007f1809f3e853 in QMenu::paintEvent (this=0x7ffc6388d170, e=0x7ffc6388c690) at widgets/qmenu.cpp:2247
#16 0x00007f1809b62300 in QWidget::event (this=this@entry=0x7ffc6388d170, event=event@entry=0x7ffc6388c690) at kernel/qwidget.cpp:8533
#17 0x00007f1809f4483b in QMenu::event (this=0x7ffc6388d170, e=0x7ffc6388c690) at widgets/qmenu.cpp:2481
#18 0x00007f1809b12e2c in QApplicationPrivate::notify_helper (this=this@entry=0x14af950, receiver=receiver@entry=0x7ffc6388d170, e=e@entry=0x7ffc6388c690) at kernel/qapplication.cpp:4567
#19 0x00007f1809b194a0 in QApplication::notify (this=this@entry=0x7ffc6388fee0, receiver=receiver@entry=0x7ffc6388d170, e=e@entry=0x7ffc6388c690) at kernel/qapplication.cpp:4353
#20 0x00007f180a81dcca in KApplication::notify (this=0x7ffc6388fee0, receiver=0x7ffc6388d170, event=0x7ffc6388c690) at ../../kdeui/kernel/kapplication.cpp:311
#21 0x00007f18091204dd in QCoreApplication::notifyInternal (this=0x7ffc6388fee0, receiver=receiver@entry=0x7ffc6388d170, event=event@entry=0x7ffc6388c690) at kernel/qcoreapplication.cpp:953
#22 0x00007f1809b5ca21 in sendSpontaneousEvent (event=0x7ffc6388c690, receiver=0x7ffc6388d170) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#23 QWidgetPrivate::drawWidget (this=0x1da8a70, pdev=0x2107660, rgn=..., offset=..., flags=flags@entry=5, sharedPainter=sharedPainter@entry=0x0, backingStore=backingStore@entry=0x230b0c0) at kernel/qwidget.cpp:5599
#24 0x00007f1809d1f94e in QWidgetBackingStore::sync (this=0x230b0c0) at painting/qbackingstore.cpp:1373
#25 0x00007f1809b51ea0 in QWidgetPrivate::syncBackingStore (this=this@entry=0x1da8a70) at kernel/qwidget.cpp:1894
#26 0x00007f1809b61e7a in QWidget::event (this=this@entry=0x7ffc6388d170, event=event@entry=0x1f73810) at kernel/qwidget.cpp:8680
#27 0x00007f1809f4483b in QMenu::event (this=0x7ffc6388d170, e=0x1f73810) at widgets/qmenu.cpp:2481
#28 0x00007f1809b12e2c in QApplicationPrivate::notify_helper (this=this@entry=0x14af950, receiver=receiver@entry=0x7ffc6388d170, e=e@entry=0x1f73810) at kernel/qapplication.cpp:4567
#29 0x00007f1809b194a0 in QApplication::notify (this=this@entry=0x7ffc6388fee0, receiver=receiver@entry=0x7ffc6388d170, e=e@entry=0x1f73810) at kernel/qapplication.cpp:4353
#30 0x00007f180a81dcca in KApplication::notify (this=0x7ffc6388fee0, receiver=0x7ffc6388d170, event=0x1f73810) at ../../kdeui/kernel/kapplication.cpp:311
#31 0x00007f18091204dd in QCoreApplication::notifyInternal (this=0x7ffc6388fee0, receiver=receiver@entry=0x7ffc6388d170, event=event@entry=0x1f73810) at kernel/qcoreapplication.cpp:953
#32 0x00007f1809123b3d in sendEvent (event=0x1f73810, receiver=0x7ffc6388d170) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x146cae0) at kernel/qcoreapplication.cpp:1577
#34 0x00007f1809123fe3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#35 0x00007f180914df83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#36 postEventSourceDispatch (s=0x14b15c0) at kernel/qeventdispatcher_glib.cpp:287
#37 0x00007f1804335e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f1804336048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f18043360ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f180914d7a1 in QEventDispatcherGlib::processEvents (this=0x146e3c0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#41 0x00007f1809bb4be6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#42 0x00007f180911f0af in QEventLoop::processEvents (this=this@entry=0x7ffc6388d040, flags=...) at kernel/qeventloop.cpp:149
#43 0x00007f180911f3a5 in QEventLoop::exec (this=this@entry=0x7ffc6388d040, flags=...) at kernel/qeventloop.cpp:204
#44 0x00007f1809f43607 in QMenu::exec (this=this@entry=0x7ffc6388d170, p=..., action=action@entry=0x0) at widgets/qmenu.cpp:2125
#45 0x00007f180c6a753b in KonqOperations::doDropFileCopy (this=this@entry=0x1fd00e0) at ../../../lib/konq/konq_operations.cpp:635
#46 0x00007f180c6a7db0 in KonqOperations::asyncDrop (this=0x1fd00e0, destItem=...) at ../../../lib/konq/konq_operations.cpp:378
#47 0x00007f1809138c1e in QObject::event (this=0x1fd00e0, e=<optimized out>) at kernel/qobject.cpp:1194
#48 0x00007f1809b12e2c in QApplicationPrivate::notify_helper (this=this@entry=0x14af950, receiver=receiver@entry=0x1fd00e0, e=e@entry=0x232a6b0) at kernel/qapplication.cpp:4567
#49 0x00007f1809b194a0 in QApplication::notify (this=this@entry=0x7ffc6388fee0, receiver=receiver@entry=0x1fd00e0, e=e@entry=0x232a6b0) at kernel/qapplication.cpp:4353
#50 0x00007f180a81dcca in KApplication::notify (this=0x7ffc6388fee0, receiver=0x1fd00e0, event=0x232a6b0) at ../../kdeui/kernel/kapplication.cpp:311
#51 0x00007f18091204dd in QCoreApplication::notifyInternal (this=0x7ffc6388fee0, receiver=receiver@entry=0x1fd00e0, event=event@entry=0x232a6b0) at kernel/qcoreapplication.cpp:953
#52 0x00007f1809123b3d in sendEvent (event=0x232a6b0, receiver=0x1fd00e0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#53 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x146cae0) at kernel/qcoreapplication.cpp:1577
#54 0x00007f1809123fe3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#55 0x00007f180914df83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#56 postEventSourceDispatch (s=0x14b15c0) at kernel/qeventdispatcher_glib.cpp:287
#57 0x00007f1804335e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#58 0x00007f1804336048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#59 0x00007f18043360ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#60 0x00007f180914d7a1 in QEventDispatcherGlib::processEvents (this=0x146e3c0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#61 0x00007f1809bb4be6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#62 0x00007f180911f0af in QEventLoop::processEvents (this=this@entry=0x7ffc6388d8d0, flags=...) at kernel/qeventloop.cpp:149
#63 0x00007f180911f3a5 in QEventLoop::exec (this=this@entry=0x7ffc6388d8d0, flags=...) at kernel/qeventloop.cpp:204
#64 0x00007f1809f43607 in QMenu::exec (this=0x2078ca0, p=..., action=action@entry=0x0) at widgets/qmenu.cpp:2125
#65 0x00007f180cdc6dae in KDEPrivate::KUrlNavigatorButton::openSubDirsMenu (this=0x20bc090, job=<optimized out>) at ../../kfile/kurlnavigatorbutton.cpp:508
#66 0x00007f180913487a in QMetaObject::activate (sender=sender@entry=0x1da9e90, m=m@entry=0x7f180993a600 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffc6388daa0) at kernel/qobject.cpp:3539
#67 0x00007f18095aa912 in KJob::result (this=this@entry=0x1da9e90, _t1=_t1@entry=0x1da9e90) at ./kjob.moc:207
#68 0x00007f18095aa950 in KJob::emitResult (this=this@entry=0x1da9e90) at ../../kdecore/jobs/kjob.cpp:318
#69 0x00007f180af7596a in KIO::SimpleJob::slotFinished (this=this@entry=0x1da9e90) at ../../kio/kio/job.cpp:496
#70 0x00007f180af7a41e in KIO::ListJob::slotFinished (this=0x1da9e90) at ../../kio/kio/job.cpp:2713
#71 0x00007f180913487a in QMetaObject::activate (sender=0x1f427d0, m=m@entry=0x7f180b317be0 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#72 0x00007f180b013a43 in KIO::SlaveInterface::finished (this=<optimized out>) at ./slaveinterface.moc:184
#73 0x00007f180b014f86 in KIO::SlaveInterface::dispatch (this=<optimized out>, _cmd=104, rawdata=...) at ../../kio/kio/slaveinterface.cpp:176
#74 0x00007f180b012a7e in KIO::SlaveInterface::dispatch (this=0x1f427d0) at ../../kio/kio/slaveinterface.cpp:92
#75 0x00007f180b0076f6 in KIO::Slave::gotInput (this=0x1f427d0) at ../../kio/kio/slave.cpp:344
#76 0x00007f180913487a in QMetaObject::activate (sender=0x1f3af50, m=m@entry=0x7f180b311100 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#77 0x00007f180af43070 in KIO::Connection::readyRead (this=<optimized out>) at ./connection.moc:105
#78 0x00007f180af43761 in KIO::ConnectionPrivate::dequeue (this=0x1ed2130) at ../../kio/kio/connection.cpp:82
#79 0x00007f1809138c1e in QObject::event (this=0x1f3af50, e=<optimized out>) at kernel/qobject.cpp:1194
#80 0x00007f1809b12e2c in QApplicationPrivate::notify_helper (this=this@entry=0x14af950, receiver=receiver@entry=0x1f3af50, e=e@entry=0x1bb5a70) at kernel/qapplication.cpp:4567
#81 0x00007f1809b194a0 in QApplication::notify (this=this@entry=0x7ffc6388fee0, receiver=receiver@entry=0x1f3af50, e=e@entry=0x1bb5a70) at kernel/qapplication.cpp:4353
#82 0x00007f180a81dcca in KApplication::notify (this=0x7ffc6388fee0, receiver=0x1f3af50, event=0x1bb5a70) at ../../kdeui/kernel/kapplication.cpp:311
#83 0x00007f18091204dd in QCoreApplication::notifyInternal (this=0x7ffc6388fee0, receiver=receiver@entry=0x1f3af50, event=event@entry=0x1bb5a70) at kernel/qcoreapplication.cpp:953
#84 0x00007f1809123b3d in sendEvent (event=0x1bb5a70, receiver=0x1f3af50) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#85 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x146cae0) at kernel/qcoreapplication.cpp:1577
#86 0x00007f1809123fe3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#87 0x00007f180914df83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#88 postEventSourceDispatch (s=0x14b15c0) at kernel/qeventdispatcher_glib.cpp:287
#89 0x00007f1804335e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#90 0x00007f1804336048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#91 0x00007f18043360ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#92 0x00007f180914d7a1 in QEventDispatcherGlib::processEvents (this=0x146e3c0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#93 0x00007f1809bb4be6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#94 0x00007f180911f0af in QEventLoop::processEvents (this=this@entry=0x1e25e80, flags=...) at kernel/qeventloop.cpp:149
#95 0x00007f180911f3a5 in QEventLoop::exec (this=this@entry=0x1e25e80, flags=...) at kernel/qeventloop.cpp:204
#96 0x00007f1809b9d0bd in QDragManager::drag (this=0x1fcaa50, o=o@entry=0x2017e00) at kernel/qdnd_x11.cpp:2032
#97 0x00007f1809b23e3a in QDrag::exec (this=this@entry=0x2017e00, supportedActions=..., defaultDropAction=defaultDropAction@entry=Qt::CopyAction) at kernel/qdrag.cpp:284
#98 0x00007f180c409582 in KItemListController::startDragging (this=this@entry=0x16a86a0) at ../../../dolphin/src/kitemviews/kitemlistcontroller.cpp:1176
#99 0x00007f180c4096a8 in KItemListController::mouseMoveEvent (this=0x16a86a0, event=0x7ffc6388f010, transform=...) at ../../../dolphin/src/kitemviews/kitemlistcontroller.cpp:687
#100 0x00007f180c405f4b in KItemListController::processEvent (this=0x16a86a0, event=0x1fc7df0, event@entry=0x7ffc6388f010, transform=...) at ../../../dolphin/src/kitemviews/kitemlistcontroller.cpp:1032
#101 0x00007f180c416b62 in KItemListView::event (this=0x1a41400, event=0x7ffc6388f010) at ../../../dolphin/src/kitemviews/kitemlistview.cpp:908
#102 0x00007f1809b12e2c in QApplicationPrivate::notify_helper (this=this@entry=0x14af950, receiver=receiver@entry=0x1a41400, e=e@entry=0x7ffc6388f010) at kernel/qapplication.cpp:4567
#103 0x00007f1809b194a0 in QApplication::notify (this=this@entry=0x7ffc6388fee0, receiver=receiver@entry=0x1a41400, e=e@entry=0x7ffc6388f010) at kernel/qapplication.cpp:4353
#104 0x00007f180a81dcca in KApplication::notify (this=0x7ffc6388fee0, receiver=0x1a41400, event=0x7ffc6388f010) at ../../kdeui/kernel/kapplication.cpp:311
#105 0x00007f18091204dd in QCoreApplication::notifyInternal (this=0x7ffc6388fee0, receiver=0x1a41400, event=event@entry=0x7ffc6388f010) at kernel/qcoreapplication.cpp:953
#106 0x00007f1809b11556 in sendSpontaneousEvent (event=event@entry=0x7ffc6388f010, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#107 qt_sendSpontaneousEvent (receiver=<optimized out>, event=event@entry=0x7ffc6388f010) at kernel/qapplication.cpp:5565
#108 0x00007f180a0e3191 in QGraphicsScenePrivate::sendEvent (this=<optimized out>, item=0x1a41410, event=0x7ffc6388f010) at graphicsview/qgraphicsscene.cpp:1217
#109 0x00007f180a0e364f in QGraphicsScenePrivate::sendMouseEvent (this=0x1a4ddc0, mouseEvent=0x7ffc6388f010) at graphicsview/qgraphicsscene.cpp:1295
#110 0x00007f180a0ec216 in QGraphicsScene::mouseMoveEvent (this=<optimized out>, mouseEvent=0x7ffc6388f010) at graphicsview/qgraphicsscene.cpp:4102
#111 0x00007f180a0f80fc in QGraphicsScene::event (this=0x1a4dbe0, event=0x7ffc6388f010) at graphicsview/qgraphicsscene.cpp:3451
#112 0x00007f1809b12e2c in QApplicationPrivate::notify_helper (this=this@entry=0x14af950, receiver=receiver@entry=0x1a4dbe0, e=e@entry=0x7ffc6388f010) at kernel/qapplication.cpp:4567
#113 0x00007f1809b194a0 in QApplication::notify (this=this@entry=0x7ffc6388fee0, receiver=receiver@entry=0x1a4dbe0, e=e@entry=0x7ffc6388f010) at kernel/qapplication.cpp:4353
#114 0x00007f180a81dcca in KApplication::notify (this=0x7ffc6388fee0, receiver=0x1a4dbe0, event=0x7ffc6388f010) at ../../kdeui/kernel/kapplication.cpp:311
#115 0x00007f18091204dd in QCoreApplication::notifyInternal (this=0x7ffc6388fee0, receiver=0x1a4dbe0, event=event@entry=0x7ffc6388f010) at kernel/qcoreapplication.cpp:953
#116 0x00007f1809b11556 in sendSpontaneousEvent (event=event@entry=0x7ffc6388f010, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#117 qt_sendSpontaneousEvent (receiver=<optimized out>, event=event@entry=0x7ffc6388f010) at kernel/qapplication.cpp:5565
#118 0x00007f180a10d2fc in QGraphicsViewPrivate::mouseMoveEventHandler (this=this@entry=0x1a4e540, event=event@entry=0x7ffc6388f660) at graphicsview/qgraphicsview.cpp:646
#119 0x00007f180a10e20a in QGraphicsView::mouseMoveEvent (this=0x1a4e510, event=0x7ffc6388f660) at graphicsview/qgraphicsview.cpp:3276
#120 0x00007f1809b62645 in QWidget::event (this=this@entry=0x1a4e510, event=event@entry=0x7ffc6388f660) at kernel/qwidget.cpp:8361
#121 0x00007f1809f0404e in QFrame::event (this=0x1a4e510, e=0x7ffc6388f660) at widgets/qframe.cpp:557
#122 0x00007f180a10f859 in QGraphicsView::viewportEvent (this=0x1a4e510, event=0x7ffc6388f660) at graphicsview/qgraphicsview.cpp:2866
#123 0x00007f1809120646 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x14af950, receiver=receiver@entry=0x1a52940, event=event@entry=0x7ffc6388f660) at kernel/qcoreapplication.cpp:1063
#124 0x00007f1809b12e0c in QApplicationPrivate::notify_helper (this=this@entry=0x14af950, receiver=receiver@entry=0x1a52940, e=e@entry=0x7ffc6388f660) at kernel/qapplication.cpp:4563
#125 0x00007f1809b195dd in QApplication::notify (this=this@entry=0x7ffc6388fee0, receiver=receiver@entry=0x1a52940, e=e@entry=0x7ffc6388f660) at kernel/qapplication.cpp:4110
#126 0x00007f180a81dcca in KApplication::notify (this=0x7ffc6388fee0, receiver=0x1a52940, event=0x7ffc6388f660) at ../../kdeui/kernel/kapplication.cpp:311
#127 0x00007f18091204dd in QCoreApplication::notifyInternal (this=0x7ffc6388fee0, receiver=receiver@entry=0x1a52940, event=event@entry=0x7ffc6388f660) at kernel/qcoreapplication.cpp:953
#128 0x00007f1809b18d93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#129 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x1a52940, event=event@entry=0x7ffc6388f660, alienWidget=alienWidget@entry=0x1a52940, nativeWidget=nativeWidget@entry=0x17cde00, buttonDown=buttonDown@entry=0x7f180a5f8318 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3178
#130 0x00007f1809b8d9eb in QETWidget::translateMouseEvent (this=this@entry=0x17cde00, event=event@entry=0x7ffc6388f9e0) at kernel/qapplication_x11.cpp:4634
#131 0x00007f1809b8d289 in QApplication::x11ProcessEvent (this=0x7ffc6388fee0, event=event@entry=0x7ffc6388f9e0) at kernel/qapplication_x11.cpp:3627
#132 0x00007f1809bb4b32 in x11EventSourceDispatch (s=0x1494870, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#133 0x00007f1804335e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#134 0x00007f1804336048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#135 0x00007f18043360ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#136 0x00007f180914d7a1 in QEventDispatcherGlib::processEvents (this=0x146e3c0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#137 0x00007f1809bb4be6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#138 0x00007f180911f0af in QEventLoop::processEvents (this=this@entry=0x7ffc6388fdb0, flags=...) at kernel/qeventloop.cpp:149
#139 0x00007f180911f3a5 in QEventLoop::exec (this=this@entry=0x7ffc6388fdb0, flags=...) at kernel/qeventloop.cpp:204
#140 0x00007f1809124b79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#141 0x00007f1809b1137c in QApplication::exec () at kernel/qapplication.cpp:3828
#142 0x00007f180d4073e7 in kdemain (argc=5, argv=0x7ffc63890018) at ../../../dolphin/src/main.cpp:93
#143 0x00007f180d013ec5 in __libc_start_main (main=0x4006d0 <main(int, char**)>, argc=5, argv=0x7ffc63890018, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc63890008) at libc-start.c:287
#144 0x00000000004006fe in _start ()

Reported using DrKonqi