[kde] [Bug 343720] New: Muon Discover will not start properly. crashes when i open it

suzanne leblanc smarie5984 at gmail.com
Tue Feb 3 02:02:53 GMT 2015 

https://bugs.kde.org/show_bug.cgi?id=343720

            Bug ID: 343720
           Summary: Muon Discover will not start properly. crashes when i
                    open it
           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: smarie5984 at gmail.com

Application: muon-discover (5.2.0)
 (Compiled from sources)
Qt Version: 5.3.2
Operating System: Linux 3.18.0-9-generic i686
Distribution: Ubuntu Vivid Vervet (development branch)

-- Information about the crash:
- What I was doing when the application crashed: just started browsing in the
software center

- Unusual behavior I noticed:crashed

- Custom settings of the application:Installing/modifying sources in system

-- Backtrace:
Application: Muon Discover (muon-discover), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb2843700 (LWP 13219))]

Thread 5 (Thread 0xb2316b40 (LWP 13220)):
#0  0xb7767bcc in __kernel_vsyscall ()
#1  0xb5bd0ecb in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0xb435f3a8 in ?? () from /usr/lib/i386-linux-gnu/libxcb.so.1
#3  0xb4361394 in xcb_wait_for_event () from
/usr/lib/i386-linux-gnu/libxcb.so.1
#4  0xb24695c3 in ?? () from
/usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqxcb.so
#5  0xb5e1702b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#6  0xb4dc2f16 in start_thread (arg=0xb2316b40) at pthread_create.c:309
#7  0xb5bdbb0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 4 (Thread 0xb0c7cb40 (LWP 13221)):
#0  0xb4ca7898 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb4c60734 in g_main_context_prepare () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb4c61184 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4c613b6 in g_main_context_iteration () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb609bb7c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#5  0xb603d523 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#6  0xb603d96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#7  0xb5e11b7d in QThread::exec() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#8  0xb73c753b in ?? () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#9  0xb5e1702b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#10 0xb4dc2f16 in start_thread (arg=0xb0c7cb40) at pthread_create.c:309
#11 0xb5bdbb0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 3 (Thread 0xaf5ffb40 (LWP 13222)):
#0  0xb7767bcc in __kernel_vsyscall ()
#1  0xb5bcb30b in read () at ../sysdeps/unix/syscall-template.S:81
#2  0xb4ca6365 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4c60ce2 in g_main_context_check () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb4c6120a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb4c613b6 in g_main_context_iteration () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb609bb7c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#7  0xb603d523 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#8  0xb603d96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#9  0xb5e11b7d in QThread::exec() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#10 0xb5e11c58 in QThread::run() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#11 0xb5e1702b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#12 0xb4dc2f16 in start_thread (arg=0xaf5ffb40) at pthread_create.c:309
#13 0xb5bdbb0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 2 (Thread 0xa74e3b40 (LWP 13254)):
#0  0xb7767bcd in __kernel_vsyscall ()
#1  0xb5bd0ecb in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0xb4c70300 in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4c61274 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb4c613b6 in g_main_context_iteration () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb609bb7c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#6  0xb603d523 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#7  0xb603d96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#8  0xb5e11b7d in QThread::exec() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#9  0xb57ac589 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#10 0xb5e1702b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#11 0xb4dc2f16 in start_thread (arg=0xa74e3b40) at pthread_create.c:309
#12 0xb5bdbb0e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 1 (Thread 0xb2843700 (LWP 13219)):
[KCrash Handler]
#7  0xb7327cb2 in QQmlData::destroyed(QObject*) () from
/usr/lib/i386-linux-gnu/libQt5Qml.so.5
#8  0xb7328126 in QQmlData::destroyed(QAbstractDeclarativeData*, QObject*) ()
from /usr/lib/i386-linux-gnu/libQt5Qml.so.5
#9  0xb607996f in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#10 0xb607a04a in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#11 0xb6071514 in qDeleteInEventHandler(QObject*) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#12 0xb6072d49 in QObject::event(QEvent*) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#13 0xb6925eba in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from
/usr/lib/i386-linux-gnu/libQt5Widgets.so.5
#14 0xb692b751 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/i386-linux-gnu/libQt5Widgets.so.5
#15 0xb60403aa in QCoreApplication::notifyInternal(QObject*, QEvent*) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#16 0xb6042604 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int,
QThreadData*) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#17 0xb6042d17 in QCoreApplication::sendPostedEvents(QObject*, int) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#18 0xb581af47 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#19 0xb5845162 in QQuickWindow::~QQuickWindow() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#20 0xb584519a in QQuickWindow::~QQuickWindow() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#21 0xb607084c in QObjectPrivate::deleteChildren() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#22 0xb6079c86 in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#23 0xaf789314 in ?? () from
/usr/lib/i386-linux-gnu/qt5/qml/QtQuick/Dialogs/libdialogplugin.so
#24 0xaf78afa8 in ?? () from
/usr/lib/i386-linux-gnu/qt5/qml/QtQuick/Dialogs/libdialogplugin.so
#25 0xaf78c78a in ?? () from
/usr/lib/i386-linux-gnu/qt5/qml/QtQuick/Dialogs/libdialogplugin.so
#26 0xb607084c in QObjectPrivate::deleteChildren() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#27 0xb6079c86 in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#28 0xb583ab91 in QQuickItem::~QQuickItem() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#29 0xb584e69d in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#30 0xb58522d2 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#31 0xb607084c in QObjectPrivate::deleteChildren() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#32 0xb6079c86 in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#33 0xb583ab91 in QQuickItem::~QQuickItem() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#34 0xb58e47f5 in QQuickBasePositioner::~QQuickBasePositioner() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#35 0xb585c945 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#36 0xb607084c in QObjectPrivate::deleteChildren() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#37 0xb6079c86 in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#38 0xb583ab91 in QQuickItem::~QQuickItem() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#39 0xb58e47f5 in QQuickBasePositioner::~QQuickBasePositioner() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#40 0xb585cb75 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#41 0xb607084c in QObjectPrivate::deleteChildren() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#42 0xb6079c86 in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#43 0xb583ab91 in QQuickItem::~QQuickItem() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#44 0xb584e69d in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#45 0xb58522d2 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#46 0xb607084c in QObjectPrivate::deleteChildren() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#47 0xb6079c86 in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#48 0xb583ab91 in QQuickItem::~QQuickItem() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#49 0xb5852a82 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#50 0xb607084c in QObjectPrivate::deleteChildren() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#51 0xb6079c86 in QObject::~QObject() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#52 0xb583ab91 in QQuickItem::~QQuickItem() () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#53 0xb5852a82 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
#54 0xb6071514 in qDeleteInEventHandler(QObject*) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#55 0xb6072d49 in QObject::event(QEvent*) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#56 0xb5835f3a in QQuickItem::event(QEvent*) () from
/usr/lib/i386-linux-gnu/libQt5Quick.so.5
#57 0xb6925eba in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from
/usr/lib/i386-linux-gnu/libQt5Widgets.so.5
#58 0xb692b751 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/i386-linux-gnu/libQt5Widgets.so.5
#59 0xb60403aa in QCoreApplication::notifyInternal(QObject*, QEvent*) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#60 0xb6042604 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int,
QThreadData*) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#61 0xb6042d17 in QCoreApplication::sendPostedEvents(QObject*, int) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#62 0xb609b753 in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#63 0xb4c60fc4 in g_main_context_dispatch () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#64 0xb4c612e9 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#65 0xb4c613b6 in g_main_context_iteration () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#66 0xb609bb64 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#67 0xb2491b51 in ?? () from
/usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqxcb.so
#68 0xb603d523 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#69 0xb603d96a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#70 0xb6045ab5 in QCoreApplication::exec() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5
#71 0xb6379261 in QGuiApplication::exec() () from
/usr/lib/i386-linux-gnu/sse2/libQt5Gui.so.5
#72 0xb69242a4 in QApplication::exec() () from
/usr/lib/i386-linux-gnu/libQt5Widgets.so.5
#73 0x08054c98 in main (argc=1, argv=0xbfc16c04) at ../../discover/main.cpp:83

Reported using DrKonqi

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