https://bugs.kde.org/show_bug.cgi?id=429951

            Bug ID: 429951
           Summary: Ktorrent crashes when changing kde themes.
           Product: ktorrent
           Version: unspecified
          Platform: Debian stable
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: joris.guis...@gmail.com
          Reporter: brneal0...@gmail.com
  Target Milestone: ---

Application: ktorrent (5.1.1)

Qt Version: 5.11.3
Frameworks Version: 5.54.0
Operating System: Linux 5.8.0-0.bpo.2-amd64 x86_64
Distribution: Debian GNU/Linux 10 (buster)

-- Information about the crash:
- What I was doing when the application crashed:

Changing the Look and Feel of Plasma in settings while ktorrent was open in the
background.  Icon change seems to have triggered the crash.

-- Backtrace:
Application: KTorrent (ktorrent), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f43890eb580 (LWP 6550))]

Thread 13 (Thread 0x7f434d7fa700 (LWP 6579)):
#0  0x00007f438627400c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f43878e121b in QWaitCondition::wait(QMutex*, unsigned long) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f438961d603 in ?? () from /lib/x86_64-linux-gnu/libKF5Torrent.so.6
#3  0x00007f43878e0a67 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 12 (Thread 0x7f434dffb700 (LWP 6578)):
#0  0x00007f4387414819 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f438961dae8 in net::Poll::poll(int) () from
/lib/x86_64-linux-gnu/libKF5Torrent.so.6
#2  0x00007f438961a5b2 in ?? () from /lib/x86_64-linux-gnu/libKF5Torrent.so.6
#3  0x00007f438961a656 in ?? () from /lib/x86_64-linux-gnu/libKF5Torrent.so.6
#4  0x00007f438961adf9 in ?? () from /lib/x86_64-linux-gnu/libKF5Torrent.so.6
#5  0x00007f43878e0a67 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#7  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 11 (Thread 0x7f434e7fc700 (LWP 6577)):
#0  0x00007f4387414819 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f438961dae8 in net::Poll::poll(int) () from
/lib/x86_64-linux-gnu/libKF5Torrent.so.6
#2  0x00007f438961ab3a in ?? () from /lib/x86_64-linux-gnu/libKF5Torrent.so.6
#3  0x00007f438961abd6 in ?? () from /lib/x86_64-linux-gnu/libKF5Torrent.so.6
#4  0x00007f438961adf9 in ?? () from /lib/x86_64-linux-gnu/libKF5Torrent.so.6
#5  0x00007f43878e0a67 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#7  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 10 (Thread 0x7f4357fff700 (LWP 6562)):
#0  0x00007f438627400c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f436ada9b23 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f436ada9877 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 9 (Thread 0x7f4364a01700 (LWP 6561)):
#0  0x00007f438627400c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f436ada9b23 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f436ada9877 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 8 (Thread 0x7f4365202700 (LWP 6560)):
#0  0x00007f438627400c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f436ada9b23 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f436ada9877 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 7 (Thread 0x7f4365a03700 (LWP 6559)):
#0  0x00007f438627400c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f436ada9b23 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f436ada9877 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 6 (Thread 0x7f4366204700 (LWP 6558)):
#0  0x00007f438627400c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f436ada9b23 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f436ada9877 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7f4366a05700 (LWP 6557)):
#0  0x00007f438627400c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f436ada9b23 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f436ada9877 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7f437a9dd700 (LWP 6556)):
#0  0x00007f438627400c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f436ada9b23 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f436ada9877 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f437a1d5700 (LWP 6555)):
#0  0x00007f438580de69 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f43857c411c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f43857c425c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4387ad9743 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4387a8715b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f43878d6e76 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f43878e0a67 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f437bec5700 (LWP 6552)):
#0  0x00007f4387414819 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007f43857c4136 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f43857c425c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f4387ad9743 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4387a8715b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f43878d6e76 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f438891c545 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f43878e0a67 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f438626dfa3 in start_thread () from
/lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007f438741f4cf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7f43890eb580 (LWP 6550)):
[KCrash Handler]
#6  0x0000556dd557a01f in ?? ()
#7  0x00007f438867c47c in
QStyledItemDelegate::initStyleOption(QStyleOptionViewItem*, QModelIndex const&)
const () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007f438867ba8e in QStyledItemDelegate::sizeHint(QStyleOptionViewItem
const&, QModelIndex const&) const () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007f43886bf48f in QTreeView::indexRowSizeHint(QModelIndex const&) const
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007f43886bfefd in QTreeViewPrivate::layout(int, bool, bool) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007f43886c7bd1 in QTreeView::doItemsLayout() () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f438865fe7d in QAbstractItemView::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f438840d4c1 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f4388414970 in QApplication::notify(QObject*, QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f4387a88489 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f4388411adc in QApplication::setStyle(QStyle*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f43884123d6 in QApplication::setStyle(QString const&) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f43801be01e in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#19 0x00007f43801cc423 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme.so
#20 0x00007f4388927d9a in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#21 0x00007f4387ab2072 in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f438840d4c1 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f4388414970 in QApplication::notify(QObject*, QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f4387a88489 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f4387a8b46b in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f4387ada103 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f43857c3f2e in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f43857c41c8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f43857c425c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f4387ad9727 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f43816bb491 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#32 0x00007f4387a8715b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f4387a8f132 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x0000556dd55487b6 in ?? ()
#35 0x00007f438734a09b in __libc_start_main () from
/lib/x86_64-linux-gnu/libc.so.6
#36 0x0000556dd55490ca in _start ()
[Inferior 1 (process 6550) detached]

Possible duplicates by query: bug 429495, bug 423523, bug 422071, bug 419571,
bug 415645.

Reported using DrKonqi

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