Application: konqueror (4.3.5 (KDE 4.3.5) "release 0")
KDE Platform Version: 4.4.1 (KDE 4.4.1) "release 227"
Qt Version: 4.6.2
Operating System: Linux 2.6.31.12-0.2-default i686
Distribution: "openSUSE 11.2 (i586)"

-- Information about the crash:
I had 2 konqueror windows open.
I had sellected all in 1st window
2nd window was open on a samba share
When I 'grabed' the files to drag to the smb share
Crash, the 1st local window only.

 -- Backtrace:
Application: Konqueror (kdeinit4), signal: Segmentation fault
[KCrash Handler]
#6  0xb6070eed in QWidget::testAttribute_helper(Qt::WidgetAttribute) const () from /usr/lib/libQtGui.so.4
#7  0xb6025d28 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#8  0xb6da2b81 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#9  0xb6b0fdde in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#10 0xb6024b54 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQtGui.so.4
#11 0xb60b269a in ?? () from /usr/lib/libQtGui.so.4
#12 0xb60b1c44 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#13 0xb60df2b8 in ?? () from /usr/lib/libQtGui.so.4
#14 0xb57834c2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#15 0xb5786d98 in ?? () from /usr/lib/libglib-2.0.so.0
#16 0xb5786ebe in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#17 0xb6b3c931 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#18 0xb60dee0a in ?? () from /usr/lib/libQtGui.so.4
#19 0xb6b0e44d in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#20 0xb6b0e899 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#21 0xb60c5f33 in ?? () from /usr/lib/libQtGui.so.4
#22 0xb6037301 in QDrag::exec(QFlags<Qt::DropAction>, Qt::DropAction) () from /usr/lib/libQtGui.so.4
#23 0xb0f6446b in DragAndDropHelper::startDrag (this=0x8cc99e0, itemView=0x97b49b8, supportedActions=..., controller=0x8ab9438)
    at /usr/src/debug/kdebase-4.3.5/apps/dolphin/src/draganddrophelper.cpp:93
#24 0xb0f483e4 in DolphinIconsView::startDrag (this=0x97b49b8, supportedActions=...) at /usr/src/debug/kdebase-4.3.5/apps/dolphin/src/dolphiniconsview.cpp:198
#25 0xb65dc274 in QAbstractItemView::mouseMoveEvent(QMouseEvent*) () from /usr/lib/libQtGui.so.4
#26 0xb65f5f4f in QListView::mouseMoveEvent(QMouseEvent*) () from /usr/lib/libQtGui.so.4
#27 0xb6d567b2 in KCategorizedView::mouseMoveEvent(QMouseEvent*) () from /usr/lib/libkdeui.so.5
#28 0xb607ec48 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#29 0xb648b0e5 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#30 0xb6527d91 in QAbstractScrollArea::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#31 0xb65e0a7c in QAbstractItemView::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#32 0xb652a686 in ?? () from /usr/lib/libQtGui.so.4
#33 0xb6b0f0ae in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#34 0xb601e3cd in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#35 0xb6025c0e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#36 0xb6da2b81 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#37 0xb6b0fdde in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#38 0xb6024b54 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQtGui.so.4
#39 0xb60b269a in ?? () from /usr/lib/libQtGui.so.4
#40 0xb60b1c44 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#41 0xb60df2b8 in ?? () from /usr/lib/libQtGui.so.4
#42 0xb57834c2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#43 0xb5786d98 in ?? () from /usr/lib/libglib-2.0.so.0
#44 0xb5786ebe in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#45 0xb6b3c931 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#46 0xb60dee0a in ?? () from /usr/lib/libQtGui.so.4
#47 0xb6b0e44d in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#48 0xb6b0e899 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#49 0xb6b12a10 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#50 0xb601e4a4 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#51 0xb33ce3a3 in kdemain () from /usr/lib/libkdeinit4_konqueror.so
#52 0x0804e4af in _start ()

Reported using DrKonqi