[kontact] [Bug 350499] New: Kmail/Kontact crashes while dragging a message

emelenas at gmail.com emelenas at gmail.com
Wed Jul 22 14:25:36 BST 2015 

https://bugs.kde.org/show_bug.cgi?id=350499

            Bug ID: 350499
           Summary: Kmail/Kontact crashes while dragging a message
           Product: kontact
           Version: unspecified
          Platform: Fedora RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: emelenas at gmail.com

Application: kontact (4.14.9)
KDE Platform Version: 4.14.9
Qt Version: 4.8.6
Operating System: Linux 4.0.8-300.fc22.x86_64 x86_64
Distribution: "Fedora release 22 (Twenty Two)"

-- Information about the crash:
- What I was doing when the application crashed:
kmail crashed while performing drag&dromfrom th ekmail message window to one of
the folders in the side panel. I could not reach the destination folder:
kontact/kmail crashed when making an auto scroll downwards

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f94b3f80900 (LWP 28739))]

Thread 4 (Thread 0x7f9466013700 (LWP 28740)):
#0  0x00000039a9a0c540 in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00000039d2b8af61 in JSC::BlockAllocator::blockFreeingThreadMain() () at
/lib64/libQtWebKit.so.4
#2  0x00000039d2e896d6 in WTF::wtfThreadEntryPoint(void*) () at
/lib64/libQtWebKit.so.4
#3  0x00000039a9a07555 in start_thread () at /lib64/libpthread.so.0
#4  0x00000039a9302b9d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f945e5ac700 (LWP 28743)):
#0  0x00000039a92f72fd in poll () at /lib64/libc.so.6
#1  0x00000039ab249dbc in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2  0x00000039ab249ecc in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3  0x00000039b1fba4ee in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQtCore.so.4
#4  0x00000039b1f88791 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#5  0x00000039b1f88b05 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#6  0x00000039b1e78289 in QThread::exec() () at /lib64/libQtCore.so.4
#7  0x00000039b1e7aaac in QThreadPrivate::start(void*) () at
/lib64/libQtCore.so.4
#8  0x00000039a9a07555 in start_thread () at /lib64/libpthread.so.0
#9  0x00000039a9302b9d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f9456441700 (LWP 29316)):
#0  0x00000039a92f72fd in poll () at /lib64/libc.so.6
#1  0x00000039ab249dbc in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2  0x00000039ab249ecc in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3  0x00000039b1fba4ee in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQtCore.so.4
#4  0x00000039b1f88791 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#5  0x00000039b1f88b05 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#6  0x00000039b1e78289 in QThread::exec() () at /lib64/libQtCore.so.4
#7  0x00000039b1f68863 in QInotifyFileSystemWatcherEngine::run() () at
/lib64/libQtCore.so.4
#8  0x00000039b1e7aaac in QThreadPrivate::start(void*) () at
/lib64/libQtCore.so.4
#9  0x00000039a9a07555 in start_thread () at /lib64/libpthread.so.0
#10 0x00000039a9302b9d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f94b3f80900 (LWP 28739)):
[KCrash Handler]
#6  0x00000039b3e51ef5 in QDragManager::move(QPoint const&) () at
/lib64/libQtGui.so.4
#7  0x00000039b3e52a69 in QDragManager::eventFilter(QObject*, QEvent*) () at
/lib64/libQtGui.so.4
#8  0x00000039b1f89ff0 in
QCoreApplicationPrivate::sendThroughApplicationEventFilters(QObject*, QEvent*)
() at /lib64/libQtCore.so.4
#9  0x00000039b3dc4338 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /lib64/libQtGui.so.4
#10 0x00000039b3dcb3c6 in QApplication::notify(QObject*, QEvent*) () at
/lib64/libQtGui.so.4
#11 0x00000039be85505a in KApplication::notify(QObject*, QEvent*) () at
/lib64/libkdeui.so.5
#12 0x00000039b1f89f1d in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /lib64/libQtCore.so.4
#13 0x00000039b3dca9cd in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at
/lib64/libQtGui.so.4
#14 0x00000039b3e42a1b in QETWidget::translateMouseEvent(_XEvent const*) () at
/lib64/libQtGui.so.4
#15 0x00000039b3e413bd in QApplication::x11ProcessEvent(_XEvent*) () at
/lib64/libQtGui.so.4
#16 0x00000039b3e6a489 in x11EventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /lib64/libQtGui.so.4
#17 0x00000039ab249a8a in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#18 0x00000039ab249e20 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#19 0x00000039ab249ecc in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#20 0x00000039b1fba4ce in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQtCore.so.4
#21 0x00000039b3e6a626 in
QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /lib64/libQtGui.so.4
#22 0x00000039b1f88791 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#23 0x00000039b1f88b05 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#24 0x00000039b3e52d4d in QDragManager::drag(QDrag*) () at /lib64/libQtGui.so.4
#25 0x00000039b3dd622a in QDrag::exec(QFlags<Qt::DropAction>, Qt::DropAction)
() at /lib64/libQtGui.so.4
#26 0x00000039b3dd62f3 in QDrag::exec(QFlags<Qt::DropAction>) () at
/lib64/libQtGui.so.4
#27 0x00000039e36b6046 in MessageList::Widget::viewStartDragRequest() () at
/lib64/libmessagelist.so.4
#28 0x00000039e3689057 in MessageList::Core::View::mouseMoveEvent(QMouseEvent*)
() at /lib64/libmessagelist.so.4
#29 0x00000039b3e18340 in QWidget::event(QEvent*) () at /lib64/libQtGui.so.4
#30 0x00000039b41dd6fe in QFrame::event(QEvent*) () at /lib64/libQtGui.so.4
#31 0x00000039b4302c63 in QAbstractItemView::viewportEvent(QEvent*) () at
/lib64/libQtGui.so.4
#32 0x00000039b434435c in QTreeView::viewportEvent(QEvent*) () at
/lib64/libQtGui.so.4
#33 0x00000039b1f8a086 in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () at
/lib64/libQtCore.so.4
#34 0x00000039b3dc438c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /lib64/libQtGui.so.4
#35 0x00000039b3dcb3c6 in QApplication::notify(QObject*, QEvent*) () at
/lib64/libQtGui.so.4
#36 0x00000039be85505a in KApplication::notify(QObject*, QEvent*) () at
/lib64/libkdeui.so.5
#37 0x00000039b1f89f1d in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /lib64/libQtCore.so.4
#38 0x00000039b3dca9cd in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at
/lib64/libQtGui.so.4
#39 0x00000039b3e42a1b in QETWidget::translateMouseEvent(_XEvent const*) () at
/lib64/libQtGui.so.4
#40 0x00000039b3e413bd in QApplication::x11ProcessEvent(_XEvent*) () at
/lib64/libQtGui.so.4
#41 0x00000039b3e6a489 in x11EventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /lib64/libQtGui.so.4
#42 0x00000039ab249a8a in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#43 0x00000039ab249e20 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#44 0x00000039ab249ecc in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#45 0x00000039b1fba4ce in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQtCore.so.4
#46 0x00000039b3e6a626 in
QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /lib64/libQtGui.so.4
#47 0x00000039b1f88791 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#48 0x00000039b1f88b05 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#49 0x00000039b1f8e6a9 in QCoreApplication::exec() () at /lib64/libQtCore.so.4
#50 0x0000000000403787 in main ()

The reporter indicates this bug may be a duplicate of or related to bug 336269.

Possible duplicates by query: bug 336269.

Reported using DrKonqi

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