[kde] [Bug 349295] New: System Settings/Applications crashes on switching to file associations

[alan.henry.williams at hotmail.co.uk]

https://bugs.kde.org/show_bug.cgi?id=349295

            Bug ID: 349295
           Summary: System Settings/Applications crashes on switching to
                    file associations
           Product: kde
           Version: unspecified
          Platform: unspecified
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: alan.henry.williams at hotmail.co.uk

Application: systemsettings5 (5.3.1)

Qt Version: 5.4.2
Operating System: Linux 4.0.4-303.fc22.x86_64 x86_64
Distribution: "Fedora release 22 (Twenty Two)"

-- Information about the crash:
- What I was doing when the application crashed:
Click on default applications (alternatively on locations.) Then click on file
associations. Crash.

- Custom settings of the application:
None. Mouse selection set to single-click

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f864e4cb840 (LWP 18394))]

Thread 3 (Thread 0x7f8633182700 (LWP 18395)):
#0  0x00007f86487ed66d in poll () from /lib64/libc.so.6
#1  0x00007f864575e182 in _xcb_conn_wait () from /lib64/libxcb.so.1
#2  0x00007f864575fd07 in xcb_wait_for_event () from /lib64/libxcb.so.1
#3  0x00007f8635b669b9 in QXcbEventReader::run() () from
/usr/lib64/qt5/plugins/platforms/libqxcb.so
#4  0x00007f86493f7e3e in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#5  0x00007f8644f1b555 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f86487f8f3d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f8625f4d700 (LWP 18396)):
#0  0x00007f8644f20530 in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007f8628eaec4a in radeon_drm_cs_emit_ioctl () from
/usr/lib64/dri/r600_dri.so
#2  0x00007f8628eae4b7 in impl_thrd_routine () from /usr/lib64/dri/r600_dri.so
#3  0x00007f8644f1b555 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f86487f8f3d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f864e4cb840 (LWP 18394)):
[KCrash Handler]
#5  0x00007f86494882e8 in operator==(QString const&, QString const&) () from
/lib64/libQt5Core.so.5
#6  0x00007f86496624a6 in
QMimeBinaryProvider::loadMimeTypePrivate(QMimeTypePrivate&) () from
/lib64/libQt5Core.so.5
#7  0x00007f8649655caa in QMimeType::comment() const () from
/lib64/libQt5Core.so.5
#8  0x00007f8622725dce in MimeTypeData::initFromQMimeType() () from
/usr/lib64/qt5/plugins/kcm_filetypes.so
#9  0x00007f8622727a65 in MimeTypeData::MimeTypeData(QMimeType const&) () from
/usr/lib64/qt5/plugins/kcm_filetypes.so
#10 0x00007f8622721e49 in TypesListItem::TypesListItem(TypesListItem*,
QMimeType) () from /usr/lib64/qt5/plugins/kcm_filetypes.so
#11 0x00007f862271a5cf in FileTypesView::readFileTypes() () from
/usr/lib64/qt5/plugins/kcm_filetypes.so
#12 0x00007f862271a868 in FileTypesView::load() () from
/usr/lib64/qt5/plugins/kcm_filetypes.so
#13 0x00007f864cf755d9 in KCModule::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () from /lib64/libKF5ConfigWidgets.so.5
#14 0x00007f8649608f41 in QObject::event(QEvent*) () from
/lib64/libQt5Core.so.5
#15 0x00007f864b10fd6b in QWidget::event(QEvent*) () from
/lib64/libQt5Widgets.so.5
#16 0x00007f864b0cd7ec in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#17 0x00007f864b0d2e90 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#18 0x00007f86495d767b in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#19 0x00007f86495d97b7 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib64/libQt5Core.so.5
#20 0x00007f864962e763 in postEventSourceDispatch(_GSource*, int (*)(void*),
void*) () from /lib64/libQt5Core.so.5
#21 0x00007f8644166a8a in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#22 0x00007f8644166e20 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#23 0x00007f8644166ecc in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#24 0x00007f864962eb6f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#25 0x00007f86495d4eba in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#26 0x00007f86495dca2c in QCoreApplication::exec() () from
/lib64/libQt5Core.so.5
#27 0x000000000040eb2c in main ()

Reported using DrKonqi

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