[konversation] [Bug 369602] New: Crash on close channel or private query

Lays Rodrigues via KDE Bugzilla bugzilla_noreply at kde.org
Sat Oct 1 13:10:54 UTC 2016 

https://bugs.kde.org/show_bug.cgi?id=369602

            Bug ID: 369602
           Summary: Crash on close channel or private query
           Product: konversation
           Version: unspecified
          Platform: Archlinux Packages
                OS: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: konversation-devel at kde.org
          Reporter: laysrodriguessilva at gmail.com

Application: konversation (1.6-branch #4910)

Qt Version: 5.7.0
Frameworks Version: 5.26.0
Operating System: Linux 4.7.5-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
Crash after close a channel, and again after close a private query

The crash can be reproduced every time.

-- Backtrace:
Application: Konversation (konversation), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f13bced0800 (LWP 8011))]

Thread 5 (Thread 0x7f139d54a700 (LWP 8564)):
#0  0x00007f13b3ef14b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/usr/lib/libpthread.so.0
#1  0x00007f13b65c3b66 in QWaitCondition::wait(QMutex*, unsigned long) () from
/usr/lib/libQt5Core.so.5
#2  0x00007f13b65bf274 in ?? () from /usr/lib/libQt5Core.so.5
#3  0x00007f13b65c2d78 in ?? () from /usr/lib/libQt5Core.so.5
#4  0x00007f13b3eeb454 in start_thread () from /usr/lib/libpthread.so.0
#5  0x00007f13b5bd47df in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7f139ffff700 (LWP 8015)):
#0  0x00007f13b0374070 in ?? () from /usr/lib/libglib-2.0.so.0
#1  0x00007f13b03769b4 in g_main_context_check () from
/usr/lib/libglib-2.0.so.0
#2  0x00007f13b0377004 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f13b037717c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#4  0x00007f13b67f159b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#5  0x00007f13b679b0da in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#6  0x00007f13b65be0f3 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f13b65c2d78 in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f13b3eeb454 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f13b5bd47df in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7f13a5b69700 (LWP 8014)):
#0  0x00007f13b5bcb48d in poll () from /usr/lib/libc.so.6
#1  0x00007f13b0377066 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f13b037717c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#3  0x00007f13b67f159b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#4  0x00007f13b679b0da in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#5  0x00007f13b65be0f3 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f13b6c02e75 in ?? () from /usr/lib/libQt5DBus.so.5
#7  0x00007f13b65c2d78 in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f13b3eeb454 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f13b5bd47df in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7f13a791b700 (LWP 8013)):
#0  0x00007f13b5bcb48d in poll () from /usr/lib/libc.so.6
#1  0x00007f13b22898e0 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007f13b228b679 in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007f13a985c469 in ?? () from /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f13b65c2d78 in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007f13b3eeb454 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007f13b5bd47df in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7f13bced0800 (LWP 8011)):
[KCrash Handler]
#5  0x00007f1392b54b74 in ?? () from /usr/lib/libQtGui.so.4
#6  0x00007f13bcdcd4fa in call_init.part () from /lib64/ld-linux-x86-64.so.2
#7  0x00007f13bcdcd60b in _dl_init () from /lib64/ld-linux-x86-64.so.2
#8  0x00007f13bcdd1b38 in dl_open_worker () from /lib64/ld-linux-x86-64.so.2
#9  0x00007f13bcdcd3a4 in _dl_catch_error () from /lib64/ld-linux-x86-64.so.2
#10 0x00007f13bcdd12d9 in _dl_open () from /lib64/ld-linux-x86-64.so.2
#11 0x00007f13b063cee9 in ?? () from /usr/lib/libdl.so.2
#12 0x00007f13bcdcd3a4 in _dl_catch_error () from /lib64/ld-linux-x86-64.so.2
#13 0x00007f13b063d521 in ?? () from /usr/lib/libdl.so.2
#14 0x00007f13b063cf82 in dlopen () from /usr/lib/libdl.so.2
#15 0x00007f139c1d1b90 in ?? () from /usr/lib/libvlccore.so.8
#16 0x00007f139c1b5eeb in ?? () from /usr/lib/libvlccore.so.8
#17 0x00007f139c1b6218 in ?? () from /usr/lib/libvlccore.so.8
#18 0x00007f139c1b6174 in ?? () from /usr/lib/libvlccore.so.8
#19 0x00007f139c1b66f4 in ?? () from /usr/lib/libvlccore.so.8
#20 0x00007f139c1b6cfa in ?? () from /usr/lib/libvlccore.so.8
#21 0x00007f139c13ce91 in libvlc_InternalInit () from /usr/lib/libvlccore.so.8
#22 0x00007f1393de6d0e in libvlc_new () from /usr/lib/libvlc.so.5
#23 0x00007f139c46e2c8 in ?? () from
/usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#24 0x00007f139c443586 in ?? () from
/usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#25 0x00007f139c472195 in qt_plugin_instance () from
/usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#26 0x00007f13b6785b7b in QPluginLoader::instance() () from
/usr/lib/libQt5Core.so.5
#27 0x00007f13b7e3d180 in ?? () from /usr/lib/libphonon4qt5.so.4
#28 0x00007f13b7e3fada in ?? () from /usr/lib/libphonon4qt5.so.4
#29 0x00007f13b7e40179 in ?? () from /usr/lib/libphonon4qt5.so.4
#30 0x00007f13b7e40aa4 in Phonon::Factory::backend(bool) () from
/usr/lib/libphonon4qt5.so.4
#31 0x00007f13b7e41339 in ?? () from /usr/lib/libphonon4qt5.so.4
#32 0x00007f13b7e35031 in ?? () from /usr/lib/libphonon4qt5.so.4
#33 0x00007f13bbbfa7e0 in ?? () from /usr/lib/libKF5Notifications.so.5
#34 0x00007f13bbbd91c0 in ?? () from /usr/lib/libKF5Notifications.so.5
#35 0x00007f13bbbd5490 in KNotification::sendEvent() () from
/usr/lib/libKF5Notifications.so.5
#36 0x00007f13b67c9349 in QObject::event(QEvent*) () from
/usr/lib/libQt5Core.so.5
#37 0x00007f13b7707e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQt5Widgets.so.5
#38 0x00007f13b770f5b1 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#39 0x00007f13b679cc80 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/libQt5Core.so.5
#40 0x00007f13b679f3fd in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /usr/lib/libQt5Core.so.5
#41 0x00007f13b67f1173 in ?? () from /usr/lib/libQt5Core.so.5
#42 0x00007f13b0376e67 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#43 0x00007f13b03770d0 in ?? () from /usr/lib/libglib-2.0.so.0
#44 0x00007f13b037717c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#45 0x00007f13b67f157f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#46 0x00007f13b679b0da in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#47 0x00007f13b78f4747 in QDialog::exec() () from /usr/lib/libQt5Widgets.so.5
#48 0x00007f13b8f5485b in KMessageBox::createKMessageBox(QDialog*,
QDialogButtonBox*, QIcon const&, QString const&, QStringList const&, QString
const&, bool*, QFlags<KMessageBox::Option>, QString const&, QMessageBox::Icon)
() from /usr/lib/libKF5WidgetsAddons.so.5
#49 0x00007f13b8f5534c in KMessageBox::createKMessageBox(QDialog*,
QDialogButtonBox*, QMessageBox::Icon, QString const&, QStringList const&,
QString const&, bool*, QFlags<KMessageBox::Option>, QString const&) () from
/usr/lib/libKF5WidgetsAddons.so.5
#50 0x00007f13b8f5742f in ?? () from /usr/lib/libKF5WidgetsAddons.so.5
#51 0x00007f13b8f5773c in KMessageBox::warningContinueCancel(QWidget*, QString
const&, QString const&, KGuiItem const&, KGuiItem const&, QString const&,
QFlags<KMessageBox::Option>) () from /usr/lib/libKF5WidgetsAddons.so.5
#52 0x00000000005ce662 in StatusPanel::closeYourself(bool) ()
#53 0x00000000005da094 in ViewContainer::closeCurrentView() ()
#54 0x00000000006b0289 in ?? ()
#55 0x00007f13b67c84e9 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/libQt5Core.so.5
#56 0x00007f13b7701472 in QAction::triggered(bool) () from
/usr/lib/libQt5Widgets.so.5
#57 0x00007f13b7703e60 in QAction::activate(QAction::ActionEvent) () from
/usr/lib/libQt5Widgets.so.5
#58 0x00007f13b7871eea in ?? () from /usr/lib/libQt5Widgets.so.5
#59 0x00007f13b78780ec in ?? () from /usr/lib/libQt5Widgets.so.5
#60 0x00007f13b787c0e0 in QMenu::mouseReleaseEvent(QMouseEvent*) () from
/usr/lib/libQt5Widgets.so.5
#61 0x00007f13b774ef18 in QWidget::event(QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#62 0x00007f13b787cb9b in QMenu::event(QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#63 0x00007f13b7707e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQt5Widgets.so.5
#64 0x00007f13b771046d in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#65 0x00007f13b679cc80 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/libQt5Core.so.5
#66 0x00007f13b770eb1d in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from
/usr/lib/libQt5Widgets.so.5
#67 0x00007f13b77695a0 in ?? () from /usr/lib/libQt5Widgets.so.5
#68 0x00007f13b776b763 in ?? () from /usr/lib/libQt5Widgets.so.5
#69 0x00007f13b7707e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQt5Widgets.so.5
#70 0x00007f13b770f5b1 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#71 0x00007f13b679cc80 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/libQt5Core.so.5
#72 0x00007f13b6f760e3 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() from /usr/lib/libQt5Gui.so.5
#73 0x00007f13b6f77c65 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() from /usr/lib/libQt5Gui.so.5
#74 0x00007f13b6f55cbb in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /usr/lib/libQt5Gui.so.5
#75 0x00007f13a9892310 in ?? () from /usr/lib/libQt5XcbQpa.so.5
#76 0x00007f13b0376e67 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#77 0x00007f13b03770d0 in ?? () from /usr/lib/libglib-2.0.so.0
#78 0x00007f13b037717c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#79 0x00007f13b67f157f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#80 0x00007f13b679b0da in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#81 0x00007f13b787703d in QMenu::exec(QPoint const&, QAction*) () from
/usr/lib/libQt5Widgets.so.5
#82 0x00000000005dabd3 in ViewContainer::showViewContextMenu(QWidget*, QPoint
const&) ()
#83 0x00000000006b02da in ?? ()
#84 0x00007f13b67c84e9 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/libQt5Core.so.5
#85 0x00000000006a5c37 in ViewTree::showViewContextMenu(QWidget*, QPoint
const&) const ()
#86 0x0000000000601791 in ViewTree::contextMenuEvent(QContextMenuEvent*) ()
#87 0x00007f13b774ef18 in QWidget::event(QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#88 0x00007f13b783662e in QFrame::event(QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#89 0x00007f13b795ce03 in QAbstractItemView::viewportEvent(QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#90 0x00007f13b799c2ec in QTreeView::viewportEvent(QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#91 0x00007f13b679c9e1 in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) ()
from /usr/lib/libQt5Core.so.5
#92 0x00007f13b7707e15 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQt5Widgets.so.5
#93 0x00007f13b77106f0 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#94 0x00007f13b679cc80 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/libQt5Core.so.5
#95 0x00007f13b7769111 in ?? () from /usr/lib/libQt5Widgets.so.5
#96 0x00007f13b776b763 in ?? () from /usr/lib/libQt5Widgets.so.5
#97 0x00007f13b7707e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQt5Widgets.so.5
#98 0x00007f13b770f5b1 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#99 0x00007f13b679cc80 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/libQt5Core.so.5
#100 0x00007f13b6f760e3 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() from /usr/lib/libQt5Gui.so.5
#101 0x00007f13b6f77c65 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() from /usr/lib/libQt5Gui.so.5
#102 0x00007f13b6f55cbb in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /usr/lib/libQt5Gui.so.5
#103 0x00007f13a9892310 in ?? () from /usr/lib/libQt5XcbQpa.so.5
#104 0x00007f13b0376e67 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#105 0x00007f13b03770d0 in ?? () from /usr/lib/libglib-2.0.so.0
#106 0x00007f13b037717c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#107 0x00007f13b67f157f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#108 0x00007f13b679b0da in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#109 0x00007f13b67a35cc in QCoreApplication::exec() () from
/usr/lib/libQt5Core.so.5
#110 0x00000000004d3ade in main ()

Reproducible: Always

Steps to Reproduce:
1. Click on the right button in a channel or query
2. Click on close tab


Actual Results:  
Crash of Konversation

Expected Results:  
Tab closed with success

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