[Bug 241321] New: KMail crash while drag/drop embedded Device Independent Bitmap in message window

Alan alan8373 at gmail.com
Thu Jun 10 17:33:29 BST 2010 

https://bugs.kde.org/show_bug.cgi?id=241321

           Summary: KMail crash while drag/drop embedded Device
                    Independent Bitmap in message window
           Product: kontact
           Version: 4.4.2
          Platform: Ubuntu Packages
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: kdepim-bugs at kde.org
        ReportedBy: alan8373 at gmail.com


Application: kontact (4.4.2)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-22-generic i686
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
DIB embedded in an email message window. Started to drag DIB and Kontact/KMail
crashed. 

The crash does not seem to be reproducible.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77fd990 (LWP 3603))]

Thread 2 (Thread 0xb169db70 (LWP 3694)):
#0  0x013a2344 in __pthread_mutex_unlock_usercnt (mutex=0x8225404, decr=<value
optimized out>) at pthread_mutex_unlock.c:52
#1  0x0076ebe6 in pthread_mutex_unlock (mutex=0x8225404) at forward.c:184
#2  0x07514738 in g_main_context_check () from /lib/libglib-2.0.so.0
#3  0x075150ce in ?? () from /lib/libglib-2.0.so.0
#4  0x075154b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#5  0x0118760f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#6  0x0115a059 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQtCore.so.4
#7  0x0115a4aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#8  0x010565a8 in QThread::exec() () from /usr/lib/libQtCore.so.4
#9  0x01139c1b in ?? () from /usr/lib/libQtCore.so.4
#10 0x0105932e in ?? () from /usr/lib/libQtCore.so.4
#11 0x0139e96e in start_thread (arg=0xb169db70) at pthread_create.c:300
#12 0x00761a4e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

Thread 1 (Thread 0xb77fd990 (LWP 3603)):
[KCrash Handler]
#6  0x010a36fa in QString::operator=(QString const&) () from
/usr/lib/libQtCore.so.4
#7  0x0317e16e in KHTMLPart::handleMouseMoveEventDrag(khtml::MouseMoveEvent*)
() from /usr/lib/libkhtml.so.5
#8  0x0318d4cc in KHTMLPart::khtmlMouseMoveEvent(khtml::MouseMoveEvent*) ()
from /usr/lib/libkhtml.so.5
#9  0x031674af in KHTMLPart::customEvent(QEvent*) () from
/usr/lib/libkhtml.so.5
#10 0x0116c45c in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#11 0x03a084dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#12 0x03a0f05e in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#13 0x00a29f2a in KApplication::notify(QObject*, QEvent*) () from
/usr/lib/libkdeui.so.5
#14 0x0115ba3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from
/usr/lib/libQtCore.so.4
#15 0x0315ee31 in KHTMLView::mouseMoveEvent(QMouseEvent*) () from
/usr/lib/libkhtml.so.5
#16 0x03a6669a in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#17 0x03e62fd3 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#18 0x0315a89c in KHTMLView::widgetEvent(QEvent*) () from
/usr/lib/libkhtml.so.5
#19 0x0315ab95 in KHTMLView::eventFilter(QObject*, QEvent*) () from
/usr/lib/libkhtml.so.5
#20 0x0115acda in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) ()
from /usr/lib/libQtCore.so.4
#21 0x03a084b9 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#22 0x03a0f9f7 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#23 0x00a29f2a in KApplication::notify(QObject*, QEvent*) () from
/usr/lib/libkdeui.so.5
#24 0x0115ba3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from
/usr/lib/libQtCore.so.4
#25 0x03a0e952 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*,
QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from
/usr/lib/libQtGui.so.4
#26 0x03a9a088 in ?? () from /usr/lib/libQtGui.so.4
#27 0x03a99511 in QApplication::x11ProcessEvent(_XEvent*) () from
/usr/lib/libQtGui.so.4
#28 0x03ac860a in ?? () from /usr/lib/libQtGui.so.4
#29 0x075115e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#30 0x075152d8 in ?? () from /lib/libglib-2.0.so.0
#31 0x075154b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#32 0x011875d5 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#33 0x03ac8135 in ?? () from /usr/lib/libQtGui.so.4
#34 0x0115a059 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQtCore.so.4
#35 0x0115a4aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#36 0x03aae47d in ?? () from /usr/lib/libQtGui.so.4
#37 0x03a2090e in QDrag::start(QFlags<Qt::DropAction>) () from
/usr/lib/libQtGui.so.4
#38 0x0317e136 in KHTMLPart::handleMouseMoveEventDrag(khtml::MouseMoveEvent*)
() from /usr/lib/libkhtml.so.5
#39 0x0318d4cc in KHTMLPart::khtmlMouseMoveEvent(khtml::MouseMoveEvent*) ()
from /usr/lib/libkhtml.so.5
#40 0x031674af in KHTMLPart::customEvent(QEvent*) () from
/usr/lib/libkhtml.so.5
#41 0x0116c45c in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#42 0x03a084dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#43 0x03a0f05e in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#44 0x00a29f2a in KApplication::notify(QObject*, QEvent*) () from
/usr/lib/libkdeui.so.5
#45 0x0115ba3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from
/usr/lib/libQtCore.so.4
#46 0x0315ee31 in KHTMLView::mouseMoveEvent(QMouseEvent*) () from
/usr/lib/libkhtml.so.5
#47 0x03a6669a in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#48 0x03e62fd3 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#49 0x0315a89c in KHTMLView::widgetEvent(QEvent*) () from
/usr/lib/libkhtml.so.5
#50 0x0315ab95 in KHTMLView::eventFilter(QObject*, QEvent*) () from
/usr/lib/libkhtml.so.5
#51 0x0115acda in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) ()
from /usr/lib/libQtCore.so.4
#52 0x03a084b9 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#53 0x03a0f9f7 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQtGui.so.4
#54 0x00a29f2a in KApplication::notify(QObject*, QEvent*) () from
/usr/lib/libkdeui.so.5
#55 0x0115ba3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from
/usr/lib/libQtCore.so.4
#56 0x03a0e952 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*,
QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from
/usr/lib/libQtGui.so.4
#57 0x03a9a088 in ?? () from /usr/lib/libQtGui.so.4
#58 0x03a99511 in QApplication::x11ProcessEvent(_XEvent*) () from
/usr/lib/libQtGui.so.4
#59 0x03ac860a in ?? () from /usr/lib/libQtGui.so.4
#60 0x075115e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#61 0x075152d8 in ?? () from /lib/libglib-2.0.so.0
#62 0x075154b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#63 0x011875d5 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#64 0x03ac8135 in ?? () from /usr/lib/libQtGui.so.4
#65 0x0115a059 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQtCore.so.4
#66 0x0115a4aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQtCore.so.4
#67 0x0115e69f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#68 0x03a08577 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#69 0x0804b472 in _start ()

Reported using DrKonqi

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