Bug 287303

Application: akregator (4.7.2)
KDE Platform Version: 4.7.2 (4.7.2) "release 5" (Compiled from sources)
Qt Version: 4.7.4
Operating System: Linux 3.1.0-1.2-desktop x86_64
Distribution: "openSUSE 12.1 (x86_64)"

-- Information about the crash:
When dragging a link from akregator to chromium web browser window both apps sometimes crash.
Similar to bug 240127 and bug 227428.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Akregator (akregator), signal: Segmentation fault
[KCrash Handler]
#6  operator- (p2=..., p1=<optimized out>) at ../../src/corelib/tools/qpoint.h:157
#7  QDragManager::move (this=0xc2b6f0, globalPos=...) at kernel/qdnd_x11.cpp:1503
#8  0x00007f2bcfddbe29 in QDragManager::eventFilter (this=0xc2b6f0, o=<optimized out>, e=<optimized out>) at kernel/qdnd_x11.cpp:1306
#9  0x00007f2bd0bf98ec in QCoreApplicationPrivate::sendThroughApplicationEventFilters (this=0x64cf50, receiver=0x197fbf0, event=0x7fff320d89f0) at kernel/qcoreapplication.cpp:883
#10 0x00007f2bcfd50b56 in QApplicationPrivate::notify_helper (this=0x64cf50, receiver=0x197fbf0, e=0x7fff320d89f0) at kernel/qapplication.cpp:4456
#11 0x00007f2bcfd5636b in QApplication::notify (this=<optimized out>, receiver=0x197fbf0, e=0x7fff320d89f0) at kernel/qapplication.cpp:4042
#12 0x00007f2bd164ae36 in KApplication::notify (this=0x7fff320dbc50, receiver=0x197fbf0, event=0x7fff320d89f0) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#13 0x00007f2bd0bf981c in QCoreApplication::notifyInternal (this=0x7fff320dbc50, receiver=0x197fbf0, event=0x7fff320d89f0) at kernel/qcoreapplication.cpp:787
#14 0x00007f2bcfd51bb2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:215
#15 QApplicationPrivate::sendMouseEvent (receiver=0x197fbf0, event=0x7fff320d89f0, alienWidget=0x0, nativeWidget=0x197fbf0, buttonDown=0x9a0b20, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3141
#16 0x00007f2bcfdcdb55 in QETWidget::translateMouseEvent (this=0x197fbf0, event=<optimized out>) at kernel/qapplication_x11.cpp:4472
#17 0x00007f2bcfdcca2a in QApplication::x11ProcessEvent (this=0x7fff320dbc50, event=0x7fff320d92b0) at kernel/qapplication_x11.cpp:3598
#18 0x00007f2bcfdf42a2 in x11EventSourceDispatch (s=0x64bc00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#19 0x00007f2bc95aa58d in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#20 0x00007f2bc95aad88 in ?? () from /usr/lib64/libglib-2.0.so.0
#21 0x00007f2bc95aaf59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#22 0x00007f2bd0c2450f in QEventDispatcherGlib::processEvents (this=0x614fd0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#23 0x00007f2bcfdf3f2e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007f2bd0bf8a22 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007f2bd0bf8c1f in QEventLoop::exec (this=0x2d123e0, flags=...) at kernel/qeventloop.cpp:201
#26 0x00007f2bcfddbb23 in QDragManager::drag (this=0xc2b6f0, o=<optimized out>) at kernel/qdnd_x11.cpp:1981
#27 0x00007f2bcfd626c3 in QDrag::start (this=0x1c3f850, request=...) at kernel/qdrag.cpp:316
#28 0x00007f2bcca09df2 in KHTMLPart::handleMouseMoveEventDrag (this=0x7bb260, event=<optimized out>) at /usr/src/debug/kdelibs-4.7.2/khtml/khtml_part.cpp:6425
#29 0x00007f2bcca0f379 in KHTMLPart::khtmlMouseMoveEvent (this=0x7bb260, event=0x7fff320da1b0) at /usr/src/debug/kdelibs-4.7.2/khtml/khtml_part.cpp:6524
#30 0x00007f2bd0c101ac in QObject::event (this=0x7bb260, e=<optimized out>) at kernel/qobject.cpp:1257
#31 0x00007f2bcfd50be4 in notify_helper (e=0x7fff320da1b0, receiver=0x7bb260, this=0x64cf50) at kernel/qapplication.cpp:4481
#32 QApplicationPrivate::notify_helper (this=0x64cf50, receiver=0x7bb260, e=0x7fff320da1b0) at kernel/qapplication.cpp:4453
#33 0x00007f2bcfd55a71 in QApplication::notify (this=0x7fff320dbc50, receiver=0x7bb260, e=0x7fff320da1b0) at kernel/qapplication.cpp:4360
#34 0x00007f2bd164ae36 in KApplication::notify (this=0x7fff320dbc50, receiver=0x7bb260, event=0x7fff320da1b0) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#35 0x00007f2bd0bf981c in QCoreApplication::notifyInternal (this=0x7fff320dbc50, receiver=0x7bb260, event=0x7fff320da1b0) at kernel/qcoreapplication.cpp:787
#36 0x00007f2bcc9e041f in sendEvent (event=0x7fff320da1b0, receiver=<optimized out>) at /usr/include/QtCore/qcoreapplication.h:215
#37 KHTMLView::mouseMoveEvent (this=0x9ad9d0, _mouse=0x7fff320daf70) at /usr/src/debug/kdelibs-4.7.2/khtml/khtmlview.cpp:1539
#38 0x00007f2bcfda12ea in QWidget::event (this=0x9ad9d0, event=0x7fff320daf70) at kernel/qwidget.cpp:8280
#39 0x00007f2bd0145716 in QFrame::event (this=0x9ad9d0, e=0x7fff320daf70) at widgets/qframe.cpp:557
#40 0x00007f2bcc9e3fcd in KHTMLView::widgetEvent (this=0x9ad9d0, e=<optimized out>) at /usr/src/debug/kdelibs-4.7.2/khtml/khtmlview.cpp:2209
#41 0x00007f2bcc9e3774 in KHTMLView::eventFilter (this=0x9ad9d0, o=0x9a0b20, e=0x7fff320daf70) at /usr/src/debug/kdelibs-4.7.2/khtml/khtmlview.cpp:2054
#42 0x00007f2bd0bf99a8 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x9a0b20, event=0x7fff320daf70) at kernel/qcoreapplication.cpp:902
#43 0x00007f2bcfd50baf in notify_helper (e=0x7fff320daf70, receiver=0x9a0b20, this=0x64cf50) at kernel/qapplication.cpp:4477
#44 QApplicationPrivate::notify_helper (this=0x64cf50, receiver=0x9a0b20, e=0x7fff320daf70) at kernel/qapplication.cpp:4453
#45 0x00007f2bcfd5636b in QApplication::notify (this=<optimized out>, receiver=0x9a0b20, e=0x7fff320daf70) at kernel/qapplication.cpp:4042
#46 0x00007f2bd164ae36 in KApplication::notify (this=0x7fff320dbc50, receiver=0x9a0b20, event=0x7fff320daf70) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#47 0x00007f2bd0bf981c in QCoreApplication::notifyInternal (this=0x7fff320dbc50, receiver=0x9a0b20, event=0x7fff320daf70) at kernel/qcoreapplication.cpp:787
#48 0x00007f2bcfd51bb2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:215
#49 QApplicationPrivate::sendMouseEvent (receiver=0x9a0b20, event=0x7fff320daf70, alienWidget=0x9a0b20, nativeWidget=0x8c4600, buttonDown=0x9a0b20, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3141
#50 0x00007f2bcfdcdb55 in QETWidget::translateMouseEvent (this=0x8c4600, event=<optimized out>) at kernel/qapplication_x11.cpp:4472
#51 0x00007f2bcfdcca2a in QApplication::x11ProcessEvent (this=0x7fff320dbc50, event=0x7fff320db830) at kernel/qapplication_x11.cpp:3598
#52 0x00007f2bcfdf42a2 in x11EventSourceDispatch (s=0x64bc00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#53 0x00007f2bc95aa58d in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#54 0x00007f2bc95aad88 in ?? () from /usr/lib64/libglib-2.0.so.0
#55 0x00007f2bc95aaf59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#56 0x00007f2bd0c2450f in QEventDispatcherGlib::processEvents (this=0x614fd0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#57 0x00007f2bcfdf3f2e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#58 0x00007f2bd0bf8a22 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#59 0x00007f2bd0bf8c1f in QEventLoop::exec (this=0x7fff320dbc00, flags=...) at kernel/qeventloop.cpp:201
#60 0x00007f2bd0bfcde7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#61 0x00000000004085fc in ?? ()
#62 0x00007f2bcf2f223d in __libc_start_main () from /lib64/libc.so.6
#63 0x00000000004088d9 in _start ()

Reported using DrKonqi