https://bugs.kde.org/show_bug.cgi?id=381522

            Bug ID: 381522
           Summary: σφάλμα γραφικού συστατικού Ένταση ήχου
           Product: plasmashell
           Version: 5.10.2
          Platform: Compiled Sources
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: [email protected]
          Reporter: [email protected]
                CC: [email protected], [email protected]
  Target Milestone: 1.0

Application: plasmashell (5.10.2)
 (Compiled from sources)
Qt Version: 5.9.0
Frameworks Version: 5.35.0
Operating System: Linux 4.8.0-56-generic x86_64
Distribution: KDE neon User Edition 5.10

-- Information about the crash:
- What I was doing when the application crashed:
Άλαξα τις ρυθμίσεις του Ένταση ήχου-Plasma πάτησα Εφαρμογή και ok στην συνέχεια
ανεβάζοντας την ένταση ήχου συνέβει το σφάλμα

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc81d6138c0 (LWP 1358))]

Thread 9 (Thread 0x7fc7495e6700 (LWP 1883)):
#0  0x00007fc817e5c70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc81362238c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc81362249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc81877cadb in QEventDispatcherGlib::processEvents
(this=0x7fc7440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc81872630a in QEventLoop::exec (this=this@entry=0x7fc7495e5ce0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc818555af4 in QThread::exec (this=this@entry=0x50c0960) at
thread/qthread.cpp:515
#6  0x00007fc81ac1f075 in QQmlThreadPrivate::run (this=0x50c0960) at
qml/ftw/qqmlthread.cpp:147
#7  0x00007fc81855a509 in QThreadPrivate::start (arg=0x50c0960) at
thread/qthread_unix.cpp:368
#8  0x00007fc8174006ba in start_thread (arg=0x7fc7495e6700) at
pthread_create.c:333
#9  0x00007fc817e683dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fc7553bd700 (LWP 1597)):
#0  0x00007fc817e5c70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc81362238c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc81362249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc81877cadb in QEventDispatcherGlib::processEvents
(this=0x7fc7500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc81872630a in QEventLoop::exec (this=this@entry=0x7fc7553bccc0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc818555af4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:515
#6  0x00007fc7578a3587 in KCupsConnection::run() () from
/usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007fc81855a509 in QThreadPrivate::start (arg=0x4799300) at
thread/qthread_unix.cpp:368
#8  0x00007fc8174006ba in start_thread (arg=0x7fc7553bd700) at
pthread_create.c:333
#9  0x00007fc817e683dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fc768b5f700 (LWP 1535)):
#0  0x00007fc817e5c70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc81362238c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc81362249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc81877cadb in QEventDispatcherGlib::processEvents
(this=0x7fc764019660, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc81872630a in QEventLoop::exec (this=this@entry=0x7fc768b5ec90,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc818555af4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:515
#6  0x00007fc81b5c21c6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007fc81855a509 in QThreadPrivate::start (arg=0x4145390) at
thread/qthread_unix.cpp:368
#8  0x00007fc8174006ba in start_thread (arg=0x7fc768b5f700) at
pthread_create.c:333
#9  0x00007fc817e683dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fc7f9948700 (LWP 1476)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc81d067784 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007fc81d0677c9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007fc8174006ba in start_thread (arg=0x7fc7f9948700) at
pthread_create.c:333
#4  0x00007fc817e683dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fc7fb9a8700 (LWP 1475)):
#0  0x00007fc813666a94 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc813621910 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc8136222bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc81362249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc81877cadb in QEventDispatcherGlib::processEvents
(this=0x7fc7f00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fc81872630a in QEventLoop::exec (this=this@entry=0x7fc7fb9a7ce0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007fc818555af4 in QThread::exec (this=this@entry=0x1af6e10) at
thread/qthread.cpp:515
#7  0x00007fc81ac1f075 in QQmlThreadPrivate::run (this=0x1af6e10) at
qml/ftw/qqmlthread.cpp:147
#8  0x00007fc81855a509 in QThreadPrivate::start (arg=0x1af6e10) at
thread/qthread_unix.cpp:368
#9  0x00007fc8174006ba in start_thread (arg=0x7fc7fb9a8700) at
pthread_create.c:333
#10 0x00007fc817e683dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fc801bb9700 (LWP 1469)):
#0  0x00007fc817e5c70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc81362238c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc81362249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc81877cadb in QEventDispatcherGlib::processEvents
(this=0x7fc7f40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc81872630a in QEventLoop::exec (this=this@entry=0x7fc801bb8ce0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc818555af4 in QThread::exec (this=this@entry=0x1aa0ae0) at
thread/qthread.cpp:515
#6  0x00007fc81ac1f075 in QQmlThreadPrivate::run (this=0x1aa0ae0) at
qml/ftw/qqmlthread.cpp:147
#7  0x00007fc81855a509 in QThreadPrivate::start (arg=0x1aa0ae0) at
thread/qthread_unix.cpp:368
#8  0x00007fc8174006ba in start_thread (arg=0x7fc801bb9700) at
pthread_create.c:333
#9  0x00007fc817e683dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fc8033f5700 (LWP 1416)):
#0  0x00007fc813666a94 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc813621d4a in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc813622330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc81362249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc81877cadb in QEventDispatcherGlib::processEvents
(this=0x7fc7fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fc81872630a in QEventLoop::exec (this=this@entry=0x7fc8033f4cd0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007fc818555af4 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:515
#7  0x00007fc81d752b75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007fc81855a509 in QThreadPrivate::start (arg=0x7fc81d7c8da0) at
thread/qthread_unix.cpp:368
#9  0x00007fc8174006ba in start_thread (arg=0x7fc8033f5700) at
pthread_create.c:333
#10 0x00007fc817e683dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fc808e32700 (LWP 1371)):
#0  0x00007fc817e5c70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc81bfc8c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fc81bfca8d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fc80af781f9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fc81855a509 in QThreadPrivate::start (arg=0x19dabe0) at
thread/qthread_unix.cpp:368
#5  0x00007fc8174006ba in start_thread (arg=0x7fc808e32700) at
pthread_create.c:333
#6  0x00007fc817e683dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fc81d6138c0 (LWP 1358)):
[KCrash Handler]
#6  QVector<QQmlPropertyData>::count (this=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qvector.h:234
#7  QQmlPropertyCache::property (index=58, this=<optimized out>) at
../../include/QtQml/5.9.0/QtQml/private/../../../../../src/qml/qml/qqmlpropertycache_p.h:711
#8  QQmlBinding::getPropertyData (this=this@entry=0x2530c00,
propertyData=propertyData@entry=0x7fffc199df88,
valueTypeData=valueTypeData@entry=0x7fffc199df90) at qml/qqmlbinding.cpp:520
#9  0x00007fc81ac09c52 in GenericBinding<10>::write (this=0x2530c00,
result=..., isUndefined=<optimized out>, flags=...) at qml/qqmlbinding.cpp:246
#10 0x00007fc81ac0a8d0 in QQmlNonbindingBinding::doUpdate (this=0x2530c00,
watcher=..., flags=..., scope=...) at qml/qqmlbinding.cpp:210
#11 0x00007fc81ac07b73 in QQmlBinding::update (this=0x2530c00, flags=...,
flags@entry=...) at qml/qqmlbinding.cpp:167
#12 0x00007fc81ac07dbe in QQmlBinding::refresh (this=<optimized out>) at
qml/qqmlbinding.cpp:439
#13 0x00007fc81abde22e in QQmlNotifier::emitNotify (endpoint=<optimized out>,
a=a@entry=0x0) at qml/qqmlnotifier.cpp:106
#14 0x00007fc81ab7fce4 in QQmlData::signalEmitted (object=0x4c5d980, index=4,
a=0x0) at qml/qqmlengine.cpp:839
#15 0x00007fc8187547ce in QMetaObject::activate (sender=sender@entry=0x4c5d980,
signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0,
argv=argv@entry=0x0) at kernel/qobject.cpp:3644
#16 0x00007fc8187549d7 in QMetaObject::activate (sender=sender@entry=0x4c5d980,
m=m@entry=0x7fc7630ac240 <QPulseAudio::VolumeObject::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at
kernel/qobject.cpp:3628
#17 0x00007fc762e94d40 in QPulseAudio::VolumeObject::volumeChanged
(this=this@entry=0x4c5d980) at
/workspace/build/obj-x86_64-linux-gnu/src/moc_volumeobject.cpp:268
#18 0x00007fc762e7d793 in
QPulseAudio::VolumeObject::updateVolumeObject<pa_sink_info const>
(info=0x7fffc199fcd0, this=0x4c5d980) at /workspace/build/src/volumeobject.h:54
#19 QPulseAudio::Device::updateDevice<pa_sink_info> (this=this@entry=0x4c5d980,
info=info@entry=0x7fffc199fcd0) at /workspace/build/src/device.h:60
#20 0x00007fc762e7b7f5 in QPulseAudio::Sink::update (this=this@entry=0x4c5d980,
info=info@entry=0x7fffc199fcd0) at /workspace/build/src/sink.cpp:37
#21 0x00007fc762e6c47a in QPulseAudio::MapBase<QPulseAudio::Sink,
pa_sink_info>::updateEntry (parent=0x242e0a0, info=0x7fffc199fcd0,
this=0x242e0b0) at /workspace/build/src/maps.h:138
#22 QPulseAudio::Context::sinkCallback (info=0x7fffc199fcd0, this=0x242e0a0) at
/workspace/build/src/context.cpp:459
#23 QPulseAudio::sink_cb (context=<optimized out>, info=0x7fffc199fcd0,
eol=<optimized out>, data=0x242e0a0) at /workspace/build/src/context.cpp:68
#24 0x00007fc80d6f93bc in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#25 0x00007fc80c983141 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#26 0x00007fc80c9834cb in pa_pdispatch_run () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#27 0x00007fc80d6edfce in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#28 0x00007fc80c985d5f in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#29 0x00007fc80c9883db in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#30 0x00007fc80c988789 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#31 0x00007fc80c98901a in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#32 0x00007fc80d4dbf2b in ?? () from
/usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0
#33 0x00007fc813622197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fc8136223f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fc81362249c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fc81877cadb in QEventDispatcherGlib::processEvents (this=0x1a07750,
flags=...) at kernel/qeventdispatcher_glib.cpp:425
#37 0x00007fc81872630a in QEventLoop::exec (this=this@entry=0x7fffc19a02a0,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#38 0x00007fc81872edb4 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1291
#39 0x000000000041ce18 in main (argc=1, argv=<optimized out>) at
/workspace/build/shell/main.cpp:166

Possible duplicates by query: bug 381458.

Reported using DrKonqi

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