https://bugs.kde.org/show_bug.cgi?id=361774

            Bug ID: 361774
           Summary: HDMI connected screen issues
           Product: plasmashell
           Version: 5.6.1
          Platform: Archlinux Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: a.m.roman...@gmail.com
                CC: bhus...@gmail.com, plasma-b...@kde.org

Application: plasmashell (5.6.1)

Qt Version: 5.6.0
Frameworks Version: 5.20.0
Operating System: Linux 4.4.6-1-MANJARO x86_64
Distribution: "Manjaro Linux"

-- Information about the crash:
On each first login after boot my external monitor becomes black, without
wallpaper and also there is no context menu. To fix this issue I need to unplug
HDMI cabel from laptop and plug-in again. Also during this process I've got
plasma crash.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2315b04800 (LWP 996))]

Thread 12 (Thread 0x7f22ffeb9700 (LWP 998)):
#0  0x00007f230ef10c3d in poll () from /usr/lib/libc.so.6
#1  0x00007f2313f7cae2 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007f2313f7e757 in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007f2302252a99 in ?? () from /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 11 (Thread 0x7f22fde41700 (LWP 999)):
#0  0x00007f230b388629 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f230b343f3e in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f230b34408c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#3  0x00007f230f835cab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#4  0x00007f230f7de6fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#5  0x00007f230f607fe4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f23105d7a55 in ?? () from /usr/lib/libQt5DBus.so.5
#7  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 10 (Thread 0x7f22f7fff700 (LWP 1026)):
#0  0x00007f230b388629 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f230b34382e in g_main_context_check () from
/usr/lib/libglib-2.0.so.0
#2  0x00007f230b343f20 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f230b34408c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#4  0x00007f230f835cab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#5  0x00007f230f7de6fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#6  0x00007f230f607fe4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f23129f1915 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 9 (Thread 0x7f22e4821700 (LWP 1059)):
#0  0x00007f230b388629 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f230b343054 in g_main_context_release () from
/usr/lib/libglib-2.0.so.0
#2  0x00007f230b343f36 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f230b34408c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#4  0x00007f230f835cab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#5  0x00007f230f7de6fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#6  0x00007f230f607fe4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007f23129f1915 in ?? () from /usr/lib/libQt5Qml.so.5
#8  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 8 (Thread 0x7f22dee01700 (LWP 1070)):
#0  0x00007f230b3437f0 in g_main_context_query () from
/usr/lib/libglib-2.0.so.0
#1  0x00007f230b343ef7 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f230b34408c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#3  0x00007f230f835cab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#4  0x00007f230f7de6fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#5  0x00007f230f607fe4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f23129f1915 in ?? () from /usr/lib/libQt5Qml.so.5
#7  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 7 (Thread 0x7f22dd4f9700 (LWP 1074)):
#0  0x00007f230e70f03f in pthread_cond_wait@@GLIBC_2.3.2 () from
/usr/lib/libpthread.so.0
#1  0x00007f2315280134 in ?? () from /usr/lib/libQt5Script.so.5
#2  0x00007f2315280179 in ?? () from /usr/lib/libQt5Script.so.5
#3  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 6 (Thread 0x7f22567e9700 (LWP 1095)):
#0  0x00007f230ef0cc0d in read () from /usr/lib/libc.so.6
#1  0x00007f230b3872a0 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f230b343a64 in g_main_context_check () from
/usr/lib/libglib-2.0.so.0
#3  0x00007f230b343f20 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007f230b34408c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#5  0x00007f230f835cab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#6  0x00007f230f7de6fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#7  0x00007f230f607fe4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007f231359d616 in ?? () from /usr/lib/libQt5Quick.so.5
#9  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#10 0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7f2244ce9700 (LWP 1376)):
#0  0x00007f230ef10c3d in poll () from /usr/lib/libc.so.6
#1  0x00007f230b343f7c in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f230b34408c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#3  0x00007f230f835cab in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#4  0x00007f230f7de6fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#5  0x00007f230f607fe4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007f22472245b7 in KCupsConnection::run() () from
/usr/lib/libkcupslib.so
#7  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7f223ffff700 (LWP 1380)):
#0  0x00007f230e70f03f in pthread_cond_wait@@GLIBC_2.3.2 () from
/usr/lib/libpthread.so.0
#1  0x00007f230f60dc8b in QWaitCondition::wait(QMutex*, unsigned long) () from
/usr/lib/libQt5Core.so.5
#2  0x00007f231360eb8d in ?? () from /usr/lib/libQt5Quick.so.5
#3  0x00007f231360f465 in ?? () from /usr/lib/libQt5Quick.so.5
#4  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7f223e7f8700 (LWP 1398)):
[KCrash Handler]
#5  0x00007f230f810ab7 in QObject::disconnect(QObject const*, char const*,
QObject const*, char const*) () from /usr/lib/libQt5Core.so.5
#6  0x00007f230fd69815 in QOpenGLContext::setScreen(QScreen*) () from
/usr/lib/libQt5Gui.so.5
#7  0x00007f230f80d659 in QObject::event(QEvent*) () from
/usr/lib/libQt5Core.so.5
#8  0x00007f23109a768c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQt5Widgets.so.5
#9  0x00007f23109ac8f6 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#10 0x00007f230f7e0518 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/libQt5Core.so.5
#11 0x00007f230f7e23da in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /usr/lib/libQt5Core.so.5
#12 0x00007f230f835883 in ?? () from /usr/lib/libQt5Core.so.5
#13 0x00007f230b343d87 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#14 0x00007f230b343fe0 in ?? () from /usr/lib/libglib-2.0.so.0
#15 0x00007f230b34408c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#16 0x00007f230f835c8f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#17 0x00007f231360f34b in ?? () from /usr/lib/libQt5Quick.so.5
#18 0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#19 0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#20 0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7f223cff6700 (LWP 1409)):
#0  0x00007f230e70f03f in pthread_cond_wait@@GLIBC_2.3.2 () from
/usr/lib/libpthread.so.0
#1  0x00007f230f60dc8b in QWaitCondition::wait(QMutex*, unsigned long) () from
/usr/lib/libQt5Core.so.5
#2  0x00007f231360eb8d in ?? () from /usr/lib/libQt5Quick.so.5
#3  0x00007f231360f465 in ?? () from /usr/lib/libQt5Quick.so.5
#4  0x00007f230f60cde8 in ?? () from /usr/lib/libQt5Core.so.5
#5  0x00007f230e709424 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007f230ef19cbd in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7f2315b04800 (LWP 996)):
#0  0x00007f230e70f03f in pthread_cond_wait@@GLIBC_2.3.2 () from
/usr/lib/libpthread.so.0
#1  0x00007f230f60dc8b in QWaitCondition::wait(QMutex*, unsigned long) () from
/usr/lib/libQt5Core.so.5
#2  0x00007f231360be94 in ?? () from /usr/lib/libQt5Quick.so.5
#3  0x00007f231360c7ea in ?? () from /usr/lib/libQt5Quick.so.5
#4  0x00007f2313641c63 in QQuickWindow::event(QEvent*) () from
/usr/lib/libQt5Quick.so.5
#5  0x000000000042d801 in ?? ()
#6  0x00007f23109a768c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQt5Widgets.so.5
#7  0x00007f23109ac8f6 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#8  0x00007f230f7e0518 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/libQt5Core.so.5
#9  0x00007f230fd3aebe in QWindowPrivate::deliverUpdateRequest() () from
/usr/lib/libQt5Gui.so.5
#10 0x00007f230fd3b3f9 in QWindow::event(QEvent*) () from
/usr/lib/libQt5Gui.so.5
#11 0x00007f2313641c85 in QQuickWindow::event(QEvent*) () from
/usr/lib/libQt5Quick.so.5
#12 0x000000000042d801 in ?? ()
#13 0x00007f23109a768c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/libQt5Widgets.so.5
#14 0x00007f23109ac8f6 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/libQt5Widgets.so.5
#15 0x00007f230f7e0518 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/libQt5Core.so.5
#16 0x00007f230f834b8e in QTimerInfoList::activateTimers() () from
/usr/lib/libQt5Core.so.5
#17 0x00007f230f8350b1 in ?? () from /usr/lib/libQt5Core.so.5
#18 0x00007f230b343d87 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#19 0x00007f230b343fe0 in ?? () from /usr/lib/libglib-2.0.so.0
#20 0x00007f230b34408c in g_main_context_iteration () from
/usr/lib/libglib-2.0.so.0
#21 0x00007f230f835c8f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#22 0x00007f230f7de6fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#23 0x00007f230f7e6b7c in QCoreApplication::exec() () from
/usr/lib/libQt5Core.so.5
#24 0x000000000041c176 in ?? ()
#25 0x00007f230ee52710 in __libc_start_main () from /usr/lib/libc.so.6
#26 0x000000000041c2d9 in _start ()

Possible duplicates by query: bug 361439.

Reported using DrKonqi

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