https://bugs.kde.org/show_bug.cgi?id=395554

            Bug ID: 395554
           Summary: Server Authentication Error
           Product: plasmashell
           Version: 5.13.0
          Platform: Archlinux Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: tchamber...@gmail.com
                CC: plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.13.0)

Qt Version: 5.11.0
Frameworks Version: 5.47.0
Operating System: Linux 4.16.13-2-zen x86_64
Distribution: "Arch Linux"

-- Information about the crash:
A box pops up and says: "The Server failed authentication check
(file.vidcdn.pro). The certitificate authority's certificate is invalid. The
certificate cannot be verified for internal reasons."

The box has 3 options to chose from, "details, continue and cancel." Regardless
of which one I select plasma crashes 50% of the time.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7febaa713dc0 (LWP 25003))]

Thread 10 (Thread 0x7fead2427700 (LWP 25264)):
#0  0x00007ffc1eded9dc in  ()
#1  0x00007ffc1ededbcc in clock_gettime ()
#2  0x00007feba384cfb6 in clock_gettime () at /usr/lib/libc.so.6
#3  0x00007feba4150772 in  () at /usr/lib/libQt5Core.so.5
#4  0x00007feba414ef5a in QTimerInfoList::updateCurrentTime() () at
/usr/lib/libQt5Core.so.5
#5  0x00007feba414f556 in QTimerInfoList::timerWait(timespec&) () at
/usr/lib/libQt5Core.so.5
#6  0x00007feba415124d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007feb9d39fa49 in g_main_context_prepare () at
/usr/lib/libglib-2.0.so.0
#8  0x00007feb9d3a044e in  () at /usr/lib/libglib-2.0.so.0
#9  0x00007feb9d3a063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#10 0x00007feba4150e64 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#11 0x00007feba40fc85c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#12 0x00007feba3f45ac9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#13 0x00007fead3cd91da in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#14 0x00007feba3f4fb95 in  () at /usr/lib/libQt5Core.so.5
#15 0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7feaf0ed2700 (LWP 25248)):
#0  0x00007feba3834ea9 in poll () at /usr/lib/libc.so.6
#1  0x00007feb9d3a0523 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007feb9d3a063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007feba4150e64 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007feba40fc85c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007feba3f45ac9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007feba3f4fb95 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7feaf16d3700 (LWP 25247)):
#0  0x00007feba3830934 in read () at /usr/lib/libc.so.6
#1  0x00007feb9d3e5ed1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007feb9d39fff8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007feb9d3a04c6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007feb9d3a063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007feba4150e64 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6  0x00007feba40fc85c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7  0x00007feba3f45ac9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007feaf1cf7cea in  () at
/usr/lib/qt/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#9  0x00007feba3f4fb95 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7feaf2702700 (LWP 25242)):
[KCrash Handler]
#6  0x00007feba4947aa9 in QRegion::united(QRegion const&) const () at
/usr/lib/libQt5Gui.so.5
#7  0x00007feba4947cbe in QRegion::operator|(QRegion const&) const () at
/usr/lib/libQt5Gui.so.5
#8  0x00007feba4947d0b in QRegion::operator|=(QRegion const&) () at
/usr/lib/libQt5Gui.so.5
#9  0x00007feb95eb5ccd in  () at /usr/lib/libQt5XcbQpa.so.5
#10 0x00007feb95eb7aa0 in  () at /usr/lib/libQt5XcbQpa.so.5
#11 0x00007feba482f677 in QBackingStore::endPaint() () at
/usr/lib/libQt5Gui.so.5
#12 0x00007feba575315e in  () at /usr/lib/libQt5Widgets.so.5
#13 0x00007feba5753309 in  () at /usr/lib/libQt5Widgets.so.5
#14 0x00007feba576aa57 in QWidgetPrivate::syncBackingStore() () at
/usr/lib/libQt5Widgets.so.5
#15 0x00007feba5783199 in QWidget::event(QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#16 0x00007feba5743984 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#17 0x00007feba574b25b in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#18 0x00007feba40fdbc9 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#19 0x00007feba4100c5c in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#20 0x00007feba4151864 in  () at /usr/lib/libQt5Core.so.5
#21 0x00007feb9d3a0368 in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#22 0x00007feb9d3a05b1 in  () at /usr/lib/libglib-2.0.so.0
#23 0x00007feb9d3a063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#24 0x00007feba4150e49 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#25 0x00007feba40fc85c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#26 0x00007feba593917e in QDialog::exec() () at /usr/lib/libQt5Widgets.so.5
#27 0x00007feba5f05fa6 in KMessageBox::createKMessageBox(QDialog*,
QDialogButtonBox*, QIcon const&, QString const&, QStringList const&, QString
const&, bool*, QFlags<KMessageBox::Option>, QString const&, QMessageBox::Icon)
() at /usr/lib/libKF5WidgetsAddons.so.5
#28 0x00007feba5f0643d in KMessageBox::createKMessageBox(QDialog*,
QDialogButtonBox*, QMessageBox::Icon, QString const&, QStringList const&,
QString const&, bool*, QFlags<KMessageBox::Option>, QString const&) () at
/usr/lib/libKF5WidgetsAddons.so.5
#29 0x00007feba5f0899e in  () at /usr/lib/libKF5WidgetsAddons.so.5
#30 0x00007feba5f08d16 in KMessageBox::warningYesNoCancel(QWidget*, QString
const&, QString const&, KGuiItem const&, KGuiItem const&, KGuiItem const&,
QString const&, QFlags<KMessageBox::Option>) () at
/usr/lib/libKF5WidgetsAddons.so.5
#31 0x00007feba181a45d in
KIO::JobUiDelegate::requestMessageBox(KIO::JobUiDelegateExtension::MessageBoxType,
QString const&, QString const&, QString const&, QString const&, QString const&,
QString const&, QString const&, KIO::MetaData const&) () at
/usr/lib/libKF5KIOWidgets.so.5
#32 0x00007feb9c9f89d7 in  () at /usr/lib/libKF5KIOCore.so.5
#33 0x00007feba41282e2 in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#34 0x00007feba5743984 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#35 0x00007feba574b25b in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#36 0x00007feba40fdbc9 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#37 0x00007feba4100c5c in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#38 0x00007feba4151864 in  () at /usr/lib/libQt5Core.so.5
#39 0x00007feb9d3a0368 in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#40 0x00007feb9d3a05b1 in  () at /usr/lib/libglib-2.0.so.0
#41 0x00007feb9d3a063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#42 0x00007feba4150e49 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#43 0x00007feba40fc85c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#44 0x00007feba3f45ac9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#45 0x00007feba7eb627b in  () at /usr/lib/libQt5Quick.so.5
#46 0x00007feba3f4fb95 in  () at /usr/lib/libQt5Core.so.5
#47 0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#48 0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7feafe6bf700 (LWP 25227)):
#0  0x00007feba30f3ffc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007feaff2890a4 in  () at /usr/lib/dri/i965_dri.so
#2  0x00007feaff288d98 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7feb89548700 (LWP 25226)):
#0  0x00007feba30f3ffc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007feba9e01bbc in  () at /usr/lib/libQt5Script.so.5
#2  0x00007feba9e01bd9 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7feb8bdfa700 (LWP 25156)):
#0  0x00007feba3830934 in read () at /usr/lib/libc.so.6
#1  0x00007feb9d3e5ed1 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007feb9d39fff8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007feb9d3a04c6 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007feb9d3a063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007feba4150e64 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6  0x00007feba40fc85c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7  0x00007feba3f45ac9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007feba7a39559 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007feba3f4fb95 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7feb91967700 (LWP 25079)):
#0  0x00007feba3834ea9 in poll () at /usr/lib/libc.so.6
#1  0x00007feb9d3a0523 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007feb9d3a063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007feba4150e64 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007feba40fc85c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007feba3f45ac9 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007feba644b976 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007feba3f4fb95 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7feb93d33700 (LWP 25027)):
#0  0x00007feba3834ea9 in poll () at /usr/lib/libc.so.6
#1  0x00007feba8b05180 in  () at /usr/lib/libxcb.so.1
#2  0x00007feba8b06e4b in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007feb95e91f1a in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007feba3f4fb95 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007feba30ee075 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007feba383f53f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7febaa713dc0 (LWP 25003)):
#0  0x00007feba30f3ffc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007feba8b05393 in  () at /usr/lib/libxcb.so.1
#2  0x00007feba8b06b3f in  () at /usr/lib/libxcb.so.1
#3  0x00007feba8b06cc0 in xcb_wait_for_reply64 () at /usr/lib/libxcb.so.1
#4  0x00007feba8d644d8 in _XReply () at /usr/lib/libX11.so.6
#5  0x00007feb9af9804c in XSyncQueryCounter () at /usr/lib/libXext.so.6
#6  0x00007fead45ae005 in  () at
/usr/lib/qt/plugins/kf5/org.kde.kidletime.platforms/KF5IdleTimeXcbPlugin0.so
#7  0x00007fead4e5547e in  () at
/usr/lib/qt/plugins/plasma/dataengine/plasma_engine_powermanagement.so
#8  0x00007feba867718e in  () at /usr/lib/libKF5Plasma.so.5
#9  0x00007feba4127a0c in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/libQt5Core.so.5
#10 0x00007feba8671eb3 in
Plasma::DataContainer::updateRequested(Plasma::DataContainer*) () at
/usr/lib/libKF5Plasma.so.5
#11 0x00007feba868ae99 in  () at /usr/lib/libKF5Plasma.so.5
#12 0x00007feba412829b in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#13 0x00007feba5743984 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#14 0x00007feba574b25b in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#15 0x00007feba40fdbc9 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#16 0x00007feba415021a in QTimerInfoList::activateTimers() () at
/usr/lib/libQt5Core.so.5
#17 0x00007feba4150aa2 in  () at /usr/lib/libQt5Core.so.5
#18 0x00007feb9d3a0368 in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#19 0x00007feb9d3a05b1 in  () at /usr/lib/libglib-2.0.so.0
#20 0x00007feb9d3a063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#21 0x00007feba4150e49 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#22 0x00007feb95f26b32 in  () at /usr/lib/libQt5XcbQpa.so.5
#23 0x00007feba40fc85c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#24 0x00007feba4104b56 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#25 0x000055835688c64e in  ()
#26 0x00007feba376a06b in __libc_start_main () at /usr/lib/libc.so.6
#27 0x000055835688caca in _start ()

Reported using DrKonqi

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