[Bug 153539] New: kmail crashs on mail drag and drop around

[Tobias Powalowski]

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http://bugs.kde.org/show_bug.cgi?id=153539         
           Summary: kmail crashs on mail drag and drop around
           Product: kmail
           Version: unspecified
          Platform: Compiled Sources
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: kdepim-bugs kde org
        ReportedBy: t.powa gmx de


Version:           3.97 (using KDE Devel)
Installed from:    Compiled sources
Compiler:          gcc 4.2.2 
OS:                Linux

while starting to hold left mouse button and dragging a mail around it crashes not everytime but around 1 out of 3 times.
Version is 3.97 tarball aka RC2

here the crash log:
(no debugging symbols found)
Using host libthread_db library "/lib/libthread_db.so.1".
(no debugging symbols found)
(no debugging symbols found)
[Thread debugging using libthread_db enabled]
[New Thread 0x2b1f8316b1e0 (LWP 31134)]
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
[KCrash handler]
#5  0x00002b1f7da662c2 in QDragManager::move () from /usr/lib/libQtGui.so.4
#6  0x00002b1f7da66dc5 in QDragManager::eventFilter ()
   from /usr/lib/libQtGui.so.4
#7  0x00002b1f7da00966 in QApplicationPrivate::notify_helper ()
   from /usr/lib/libQtGui.so.4
#8  0x00002b1f7da0349b in QApplication::notify () from /usr/lib/libQtGui.so.4
#9  0x00002b1f7875b861 in KApplication::notify (this=0x7fff3733f5a0, 
    receiver=0xf133d0, event=0x7fff3733d460)
    at /home/tobias/Arch/devel/kde4/kdelibs/src/kdelibs-3.97.0/kdeui/kernel/kapplication.cpp:319
#10 0x00002b1f73a8aac0 in QCoreApplication::notifyInternal ()
   from /usr/lib/libQtCore.so.4
#11 0x00002b1f7da59023 in QETWidget::translateMouseEvent ()
   from /usr/lib/libQtGui.so.4
#12 0x00002b1f7da584c1 in QApplication::x11ProcessEvent ()
   from /usr/lib/libQtGui.so.4
#13 0x00002b1f7da7b133 in ?? () from /usr/lib/libQtGui.so.4
#14 0x00002b1f7fb59f44 in g_main_context_dispatch ()
   from /usr/lib/libglib-2.0.so.0
#15 0x00002b1f7fb5d22d in g_main_context_iterate ()
   from /usr/lib/libglib-2.0.so.0
#16 0x00002b1f7fb5d6fe in g_main_context_iteration ()
   from /usr/lib/libglib-2.0.so.0
#17 0x00002b1f73aacec1 in QEventDispatcherGlib::processEvents ()
   from /usr/lib/libQtCore.so.4
#18 0x00002b1f7da7af7f in ?? () from /usr/lib/libQtGui.so.4
#19 0x00002b1f73a8a038 in QEventLoop::processEvents ()
   from /usr/lib/libQtCore.so.4
#20 0x00002b1f73a8a149 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#21 0x00002b1f7da66b1a in QDragManager::drag () from /usr/lib/libQtGui.so.4
#22 0x00002b1f7da11b02 in QDrag::start () from /usr/lib/libQtGui.so.4
#23 0x00002b1f752f9e14 in KMHeaders::contentsMouseMoveEvent ()
   from /usr/lib/libkmailprivate.so.4
#24 0x00002b1f7e655729 in Q3ScrollView::viewportMouseMoveEvent ()
   from /usr/lib/libQt3Support.so.4
#25 0x00002b1f7e6570e6 in Q3ScrollView::eventFilter ()
   from /usr/lib/libQt3Support.so.4
#26 0x00002b1f7e60393e in Q3ListView::eventFilter ()
   from /usr/lib/libQt3Support.so.4
#27 0x00002b1f7530771e in KMHeaders::eventFilter ()
   from /usr/lib/libkmailprivate.so.4
#28 0x00002b1f7da00a4f in QApplicationPrivate::notify_helper ()
   from /usr/lib/libQtGui.so.4
#29 0x00002b1f7da0349b in QApplication::notify () from /usr/lib/libQtGui.so.4
#30 0x00002b1f7875b861 in KApplication::notify (this=0x7fff3733f5a0, 
    receiver=0x8b84e0, event=0x7fff3733ea40)
    at /home/tobias/Arch/devel/kde4/kdelibs/src/kdelibs-3.97.0/kdeui/kernel/kapplication.cpp:319
#31 0x00002b1f73a8aac0 in QCoreApplication::notifyInternal ()
   from /usr/lib/libQtCore.so.4
#32 0x00002b1f7da59023 in QETWidget::translateMouseEvent ()
   from /usr/lib/libQtGui.so.4
#33 0x00002b1f7da584c1 in QApplication::x11ProcessEvent ()
   from /usr/lib/libQtGui.so.4
#34 0x00002b1f7da7b133 in ?? () from /usr/lib/libQtGui.so.4
#35 0x00002b1f7fb59f44 in g_main_context_dispatch ()
   from /usr/lib/libglib-2.0.so.0
#36 0x00002b1f7fb5d22d in g_main_context_iterate ()
   from /usr/lib/libglib-2.0.so.0
#37 0x00002b1f7fb5d6fe in g_main_context_iteration ()
   from /usr/lib/libglib-2.0.so.0
#38 0x00002b1f73aacec1 in QEventDispatcherGlib::processEvents ()
   from /usr/lib/libQtCore.so.4
#39 0x00002b1f7da7af7f in ?? () from /usr/lib/libQtGui.so.4
#40 0x00002b1f73a8a038 in QEventLoop::processEvents ()
   from /usr/lib/libQtCore.so.4
#41 0x00002b1f73a8a149 in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#42 0x00002b1f73a8c6a9 in QCoreApplication::exec ()
   from /usr/lib/libQtCore.so.4
#43 0x00000000004031f4 in _start ()
#0  0x00002b1f7f46bf80 in __nanosleep_nocancel () from /lib/libc.so.6