[Bug 253995] New: KMail crash while doing D&D

Tue Oct 12 18:40:13 BST 2010

https://bugs.kde.org/show_bug.cgi?id=253995

           Summary: KMail crash while doing D&D
           Product: kontact
           Version: unspecified
          Platform: Ubuntu Packages
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: kdepim-bugs at kde.org
        ReportedBy: lpoujoulat at users.sourceforge.net

Application: kontact (4.4.6)
KDE Platform Version: 4.5.2 (KDE 4.5.2)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed:
I was dragging a mail from the inbox panel into an Imap folder. The crash
happened while the pointer was flying over the folders.
Kmail was embeded into kontact

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f05ccfa9780 (LWP 2872))]

Thread 2 (Thread 0x7f05a5cb8710 (LWP 2942)):
#0  0x00007f05c9fea1e3 in __poll (fds=<value optimized out>, nfds=<value
optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f05c2d58009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f05c2d5845c in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#3  0x00007f05ca72e1e6 in QEventDispatcherGlib::processEvents (this=0x3cd2260,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f05ca700a02 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f05ca700dec in QEventLoop::exec (this=0x7f05a5cb7d90, flags=) at
kernel/qeventloop.cpp:201
#6  0x00007f05ca60b2fd in QThread::exec (this=<value optimized out>) at
thread/qthread.cpp:490
#7  0x00007f05ca6e05f8 in QInotifyFileSystemWatcherEngine::run (this=0x3cd1850)
at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f05ca60e27e in QThreadPrivate::start (arg=0x3cd1850) at
thread/qthread_unix.cpp:266
#9  0x00007f05c50e7971 in start_thread (arg=<value optimized out>) at
pthread_create.c:304
#10 0x00007f05c9ff692d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f05ccfa9780 (LWP 2872)):
[KCrash Handler]
#6  size (this=0x3545d80, item=0x429bd50, column=0) at
../../include/QtCore/../../src/corelib/tools/qlist.h:94
#7  count (this=0x3545d80, item=0x429bd50, column=0) at
../../include/QtCore/../../src/corelib/tools/qlist.h:267
#8  QTreeModel::index (this=0x3545d80, item=0x429bd50, column=0) at
itemviews/qtreewidget.cpp:241
#9  0x00007f05cb68ab06 in index (this=0x353a4a0, item=0x429bd50) at
../../include/QtGui/private/../../../src/gui/itemviews/qtreewidget_p.h:224
#10 QTreeWidget::visualItemRect (this=0x353a4a0, item=0x429bd50) at
itemviews/qtreewidget.cpp:2860
#11 0x00007f05aea6f829 in KMail::FolderView::paintEvent (this=0x353a4a0,
e=<value optimized out>) at ../../kmail/folderview.cpp:2159
#12 0x00007f05cb10dc2e in QWidget::event (this=0x353a4a0, event=0x7fff5dd2e010)
at kernel/qwidget.cpp:8333
#13 0x00007f05cb4d95e6 in QFrame::event (this=0x353a4a0, e=0x7fff5dd2e010) at
widgets/qframe.cpp:557
#14 0x00007f05cb612a8b in QAbstractItemView::viewportEvent (this=0x353a4a0,
event=0x7fff5dd2e010) at itemviews/qabstractitemview.cpp:1619
#15 0x00007f05cb650d65 in QTreeView::viewportEvent (this=0x353a4a0,
event=0x7fff5dd2e010) at itemviews/qtreeview.cpp:1256
#16 0x00007f05ca701507 in
QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized
out>, receiver=0x353b690, event=0x7fff5dd2e010) at
kernel/qcoreapplication.cpp:847
#17 0x00007f05cb0b7fac in QApplicationPrivate::notify_helper (this=0x242d470,
receiver=0x353b690, e=0x7fff5dd2e010) at kernel/qapplication.cpp:4392
#18 0x00007f05cb0bdaed in QApplication::notify (this=0x7fff5dd34780,
receiver=0x353b690, e=0x7fff5dd2e010) at kernel/qapplication.cpp:4277
#19 0x00007f05cbe0b4d6 in KApplication::notify (this=0x7fff5dd34780,
receiver=0x353b690, event=0x7fff5dd2e010) at
../../kdeui/kernel/kapplication.cpp:310
#20 0x00007f05ca701cdc in QCoreApplication::notifyInternal
(this=0x7fff5dd34780, receiver=0x353b690, event=0x7fff5dd2e010) at
kernel/qcoreapplication.cpp:732
#21 0x00007f05cb11467d in sendSpontaneousEvent (this=0x353c250, pdev=<value
optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized
out>, sharedPainter=0x0, backingStore=0x2785770) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#22 QWidgetPrivate::drawWidget (this=0x353c250, pdev=<value optimized out>,
rgn=..., offset=<value optimized out>, flags=<value optimized out>,
sharedPainter=0x0, backingStore=0x2785770) at kernel/qwidget.cpp:5420
#23 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=0, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#24 0x00007f05cb115159 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=2, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5614
#25 0x00007f05cb115159 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=7, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5614
#26 0x00007f05cb115159 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=8, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5614
#27 0x00007f05cb115159 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=9, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5614
#28 0x00007f05cb115159 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=10, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5614
#29 0x00007f05cb115159 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=12, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5614
#30 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x353bdc0,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#31 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=2, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#32 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x353baf0,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#33 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=0, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#34 0x00007f05cb115159 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=1, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5614
#35 0x00007f05cb115159 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=3, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5614
#36 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x3697b50,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#37 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=0, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#38 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x36983a0,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#39 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=109, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#40 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x345bde0,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#41 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=0, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#42 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x33fea50,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#43 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=5, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#44 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x2441180,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#45 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=0, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#46 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x25c3ba0,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#47 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=1, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#48 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x25c3750,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#49 0x00007f05cb115328 in QWidgetPrivate::paintSiblingsRecursive (this=<value
optimized out>, pdev=<value optimized out>, siblings=..., index=6, rgn=<value
optimized out>, offset=<value optimized out>, flags=4, sharedPainter=0x0,
backingStore=0x2785770) at kernel/qwidget.cpp:5627
#50 0x00007f05cb1143da in QWidgetPrivate::drawWidget (this=0x25f00c0,
pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value
optimized out>, sharedPainter=0x0, backingStore=0x2785770) at
kernel/qwidget.cpp:5473
#51 0x00007f05cb2e8408 in QWidgetBackingStore::sync (this=0x2785770) at
painting/qbackingstore.cpp:1328
#52 0x00007f05cb107730 in QWidgetPrivate::syncBackingStore (this=0x25f00c0) at
kernel/qwidget.cpp:1805
#53 0x00007f05cb10e2f5 in QWidget::event (this=0x25eee80, event=0x41a47c0) at
kernel/qwidget.cpp:8480
#54 0x00007f05cb4f541b in QMainWindow::event (this=0x25eee80, event=0x41a47c0)
at widgets/qmainwindow.cpp:1417
#55 0x00007f05cbf27823 in KXmlGuiWindow::event (this=0x7fff5dd2d2d0,
ev=0x3545d80) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:130
#56 0x00007f05cb0b7fdc in QApplicationPrivate::notify_helper (this=0x242d470,
receiver=0x25eee80, e=0x41a47c0) at kernel/qapplication.cpp:4396
#57 0x00007f05cb0bdaed in QApplication::notify (this=0x7fff5dd34780,
receiver=0x25eee80, e=0x41a47c0) at kernel/qapplication.cpp:4277
#58 0x00007f05cbe0b4d6 in KApplication::notify (this=0x7fff5dd34780,
receiver=0x25eee80, event=0x41a47c0) at ../../kdeui/kernel/kapplication.cpp:310
#59 0x00007f05ca701cdc in QCoreApplication::notifyInternal
(this=0x7fff5dd34780, receiver=0x25eee80, event=0x41a47c0) at
kernel/qcoreapplication.cpp:732
#60 0x00007f05ca704c22 in sendEvent (receiver=0x0, event_type=<value optimized
out>, data=0x23fc380) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#61 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value
optimized out>, data=0x23fc380) at kernel/qcoreapplication.cpp:1373
#62 0x00007f05ca72e653 in sendPostedEvents (s=0x243b950) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#63 postEventSourceDispatch (s=0x243b950) at
kernel/qeventdispatcher_glib.cpp:277
#64 0x00007f05c2d54342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#65 0x00007f05c2d582a8 in ?? () from /lib/libglib-2.0.so.0
#66 0x00007f05c2d5845c in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#67 0x00007f05ca72e193 in QEventDispatcherGlib::processEvents (this=0x23fbe90,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#68 0x00007f05cb16aa4e in QGuiEventDispatcherGlib::processEvents
(this=0x7fff5dd2d2d0, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#69 0x00007f05ca700a02 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#70 0x00007f05ca700dec in QEventLoop::exec (this=0x2e2e7f0, flags=) at
kernel/qeventloop.cpp:201
#71 0x00007f05cb15200b in QDragManager::drag (this=0x4187990, o=<value
optimized out>) at kernel/qdnd_x11.cpp:1981
#72 0x00007f05cb0cdf78 in QDrag::exec (this=0x3c99430, supportedActions=) at
kernel/qdrag.cpp:284
#73 0x00007f05cb0ce033 in QDrag::exec (this=0x7fff5dd2d2d0,
supportedActions=<value optimized out>) at kernel/qdrag.cpp:239
#74 0x00007f05aedfccc0 in KMail::MessageListView::Widget::viewStartDragRequest
(this=<value optimized out>) at ../../kmail/messagelistview/widget.cpp:817
#75 0x00007f05ae275d91 in MessageList::Core::View::mouseMoveEvent
(this=0x34867c0, e=<value optimized out>) at
../../messagelist/core/view.cpp:2151
#76 0x00007f05cb10dcab in QWidget::event (this=0x34867c0, event=0x7fff5dd33a70)
at kernel/qwidget.cpp:8172
#77 0x00007f05cb4d95e6 in QFrame::event (this=0x34867c0, e=0x7fff5dd33a70) at
widgets/qframe.cpp:557
#78 0x00007f05cb612a8b in QAbstractItemView::viewportEvent (this=0x34867c0,
event=0x7fff5dd33a70) at itemviews/qabstractitemview.cpp:1619
#79 0x00007f05cb650d65 in QTreeView::viewportEvent (this=0x34867c0,
event=0x7fff5dd33a70) at itemviews/qtreeview.cpp:1256
#80 0x00007f05ca701507 in
QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized
out>, receiver=0x280d920, event=0x7fff5dd33a70) at
kernel/qcoreapplication.cpp:847
#81 0x00007f05cb0b7fac in QApplicationPrivate::notify_helper (this=0x242d470,
receiver=0x280d920, e=0x7fff5dd33a70) at kernel/qapplication.cpp:4392
#82 0x00007f05cb0be30e in QApplication::notify (this=0x7fff5dd34780,
receiver=0x280d920, e=0x7fff5dd33a70) at kernel/qapplication.cpp:3959
#83 0x00007f05cbe0b4d6 in KApplication::notify (this=0x7fff5dd34780,
receiver=0x280d920, event=0x7fff5dd33a70) at
../../kdeui/kernel/kapplication.cpp:310
#84 0x00007f05ca701cdc in QCoreApplication::notifyInternal
(this=0x7fff5dd34780, receiver=0x280d920, event=0x7fff5dd33a70) at
kernel/qcoreapplication.cpp:732
#85 0x00007f05cb0bcdbe in sendEvent (receiver=0x280d920, event=0x7fff5dd33a70,
alienWidget=0x280d920, nativeWidget=0x25eee80, buttonDown=<value optimized
out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#86 QApplicationPrivate::sendMouseEvent (receiver=0x280d920,
event=0x7fff5dd33a70, alienWidget=0x280d920, nativeWidget=0x25eee80,
buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>,
spontaneous=true) at kernel/qapplication.cpp:3058
#87 0x00007f05cb140345 in QETWidget::translateMouseEvent (this=0x25eee80,
event=<value optimized out>) at kernel/qapplication_x11.cpp:4403
#88 0x00007f05cb13ec5c in QApplication::x11ProcessEvent (this=<value optimized
out>, event=0x7fff5dd34390) at kernel/qapplication_x11.cpp:3536
#89 0x00007f05cb16b0e2 in x11EventSourceDispatch (s=0x243bb70, callback=<value
optimized out>, user_data=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:146
#90 0x00007f05c2d54342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#91 0x00007f05c2d582a8 in ?? () from /lib/libglib-2.0.so.0
#92 0x00007f05c2d5845c in g_main_context_iteration () from
/lib/libglib-2.0.so.0
#93 0x00007f05ca72e193 in QEventDispatcherGlib::processEvents (this=0x23fbe90,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#94 0x00007f05cb16aa4e in QGuiEventDispatcherGlib::processEvents
(this=0x7fff5dd2d2d0, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#95 0x00007f05ca700a02 in QEventLoop::processEvents (this=<value optimized
out>, flags=) at kernel/qeventloop.cpp:149
#96 0x00007f05ca700dec in QEventLoop::exec (this=0x7fff5dd346c0, flags=) at
kernel/qeventloop.cpp:201
#97 0x00007f05ca704ebb in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1009
#98 0x0000000000403b4e in main (argc=<value optimized out>, argv=<value
optimized out>) at ../../../kontact/src/main.cpp:224

Possible duplicates by query: bug 212969, bug 206639.

Reported using DrKonqi

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