https://bugs.kde.org/show_bug.cgi?id=392256

Edouard Duliège <[email protected]> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |[email protected]

--- Comment #2 from Edouard Duliège <[email protected]> ---
I can report the same behavior.

Fedora 30 64b
KDE 5.15.5
KDE Frameworks 5.58.0
QT 5.12.1

pile:
Application: KTorrent (ktorrent), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f24ed0a4880 (LWP 7363))]

Thread 6 (Thread 0x7f24bdb2a700 (LWP 7521)):
#0  0x00007f24f08f383c in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007f24f19d21f9 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib64/libQt5Core.so.5
#2  0x00007f24f19d231a in QWaitCondition::wait(QMutex*, unsigned long) () from
/lib64/libQt5Core.so.5
#3  0x00007f24f19cffb3 in ?? () from /lib64/libQt5Core.so.5
#4  0x00007f24f19cc7c6 in ?? () from /lib64/libQt5Core.so.5
#5  0x00007f24f08ed5a2 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f24f14eb303 in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f24beffd700 (LWP 7377)):
#0  0x00007f24f08f34d5 in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007f24f19d22c3 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib64/libQt5Core.so.5
#2  0x00007f24f19d2351 in QWaitCondition::wait(QMutex*, unsigned long) () from
/lib64/libQt5Core.so.5
#3  0x00007f24f37a3219 in ?? () from /lib64/libKF5Torrent.so.6
#4  0x00007f24f19cc7c6 in ?? () from /lib64/libQt5Core.so.5
#5  0x00007f24f08ed5a2 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f24f14eb303 in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f24de8f8700 (LWP 7369)):
#0  0x00007f24f08f34d5 in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007f24dc33b5eb in ?? () from /usr/lib64/dri/i965_dri.so
#2  0x00007f24dc33b32b in ?? () from /usr/lib64/dri/i965_dri.so
#3  0x00007f24f08ed5a2 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f24f14eb303 in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f24de0ef700 (LWP 7368)):
#0  0x00007f24f14dc08c in read () from /lib64/libc.so.6
#1  0x00007f24efc8870f in ?? () from /lib64/libglib-2.0.so.0
#2  0x00007f24efc40d27 in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007f24efc41182 in ?? () from /lib64/libglib-2.0.so.0
#4  0x00007f24efc41313 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#5  0x00007f24f1bc8413 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#6  0x00007f24f1b722bb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#7  0x00007f24f19cb675 in QThread::exec() () from /lib64/libQt5Core.so.5
#8  0x00007f24f19cc7c6 in ?? () from /lib64/libQt5Core.so.5
#9  0x00007f24f08ed5a2 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f24f14eb303 in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f24dfb10700 (LWP 7366)):
#0  0x00007f24f14e05c7 in poll () from /lib64/libc.so.6
#1  0x00007f24efc411de in ?? () from /lib64/libglib-2.0.so.0
#2  0x00007f24efc41313 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007f24f1bc8413 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#4  0x00007f24f1b722bb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#5  0x00007f24f19cb675 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f24f2a14f4a in ?? () from /lib64/libQt5DBus.so.5
#7  0x00007f24f19cc7c6 in ?? () from /lib64/libQt5Core.so.5
#8  0x00007f24f08ed5a2 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f24f14eb303 in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f24ed0a4880 (LWP 7363)):
[KCrash Handler]
#6  0x00007f24f1a45f1b in QtPrivate::qustrchr(QStringView, unsigned short) ()
from /lib64/libQt5Core.so.5
#7  0x00007f24f1a460e9 in ?? () from /lib64/libQt5Core.so.5
#8  0x00007f24f1a49769 in QString::replace(QChar, QChar, Qt::CaseSensitivity)
() from /lib64/libQt5Core.so.5
#9  0x00007f24f2757457 in ?? () from /lib64/libQt5Widgets.so.5
#10 0x00007f24f275ea84 in QStyledItemDelegate::displayText(QVariant const&,
QLocale const&) const () from /lib64/libQt5Widgets.so.5
#11 0x00007f24f276049b in
QStyledItemDelegate::initStyleOption(QStyleOptionViewItem*, QModelIndex const&)
const () from /lib64/libQt5Widgets.so.5
#12 0x00007f24f275f837 in QStyledItemDelegate::sizeHint(QStyleOptionViewItem
const&, QModelIndex const&) const () from /lib64/libQt5Widgets.so.5
#13 0x000055583e667235 in ?? ()
#14 0x00007f24f27a67a3 in QTreeView::indexRowSizeHint(QModelIndex const&) const
() from /lib64/libQt5Widgets.so.5
#15 0x00007f24f27a722c in QTreeViewPrivate::layout(int, bool, bool) () from
/lib64/libQt5Widgets.so.5
#16 0x00007f24f27af101 in QTreeView::doItemsLayout() () from
/lib64/libQt5Widgets.so.5
#17 0x00007f24f27a96f5 in QTreeViewPrivate::updateScrollBars() () from
/lib64/libQt5Widgets.so.5
#18 0x00007f24f27b0ce7 in QTreeView::updateGeometries() () from
/lib64/libQt5Widgets.so.5
#19 0x00007f24f273df70 in ?? () from /lib64/libQt5Widgets.so.5
#20 0x00007f24f1b9d5ab in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib64/libQt5Core.so.5
#21 0x00007f24f2752c40 in QHeaderView::viewportEvent(QEvent*) () from
/lib64/libQt5Widgets.so.5
#22 0x00007f24f1b7312e in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) ()
from /lib64/libQt5Core.so.5
#23 0x00007f24f24ceac5 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#24 0x00007f24f24d7f50 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#25 0x00007f24f1b732e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#26 0x00007f24f250beb3 in QWidgetPrivate::hideChildren(bool) () from
/lib64/libQt5Widgets.so.5
#27 0x00007f24f250bea0 in QWidgetPrivate::hideChildren(bool) () from
/lib64/libQt5Widgets.so.5
#28 0x00007f24f250bea0 in QWidgetPrivate::hideChildren(bool) () from
/lib64/libQt5Widgets.so.5
#29 0x00007f24f250bea0 in QWidgetPrivate::hideChildren(bool) () from
/lib64/libQt5Widgets.so.5
#30 0x00007f24f250bea0 in QWidgetPrivate::hideChildren(bool) () from
/lib64/libQt5Widgets.so.5
#31 0x00007f24f250bea0 in QWidgetPrivate::hideChildren(bool) () from
/lib64/libQt5Widgets.so.5
#32 0x00007f24f250bea0 in QWidgetPrivate::hideChildren(bool) () from
/lib64/libQt5Widgets.so.5
#33 0x00007f24f250bea0 in QWidgetPrivate::hideChildren(bool) () from
/lib64/libQt5Widgets.so.5
#34 0x00007f24f250c08f in QWidgetPrivate::hide_helper() () from
/lib64/libQt5Widgets.so.5
#35 0x00007f24f2510cc8 in QWidget::setVisible(bool) () from
/lib64/libQt5Widgets.so.5
#36 0x00007f24f250c32f in
QWidgetPrivate::close_helper(QWidgetPrivate::CloseMode) () from
/lib64/libQt5Widgets.so.5
#37 0x00007f24f250c9d0 in QWidget::~QWidget() () from /lib64/libQt5Widgets.so.5
#38 0x00007f24f347c818 in KMainWindow::~KMainWindow() () from
/lib64/libKF5XmlGui.so.5
#39 0x000055583e5e9d3b in ?? ()
#40 0x000055583e5d8992 in ?? ()
#41 0x00007f24f1413f33 in __libc_start_main () from /lib64/libc.so.6
#42 0x000055583e5d955e in _start ()
[Inferior 1 (process 7363) detached]

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