Bug 369577 - Plasmashell crashed when I killed pulseaudio
Summary: Plasmashell crashed when I killed pulseaudio
Status: RESOLVED DUPLICATE of bug 353177
Alias: None
Product: plasmashell
Classification: Plasma
Component: general (show other bugs)
Version: 5.7.4
Platform: openSUSE Linux
: NOR crash
Target Milestone: 1.0
Assignee: David Edmundson
URL:
Keywords: drkonqi
Depends on:
Blocks:
 
Reported: 2016-09-30 16:31 UTC by H.H.
Modified: 2016-10-03 15:44 UTC (History)
3 users (show)

See Also:
Latest Commit:
Version Fixed In:


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Description H.H. 2016-09-30 16:31:56 UTC
Application: plasmashell (5.7.4)

Qt Version: 5.6.1
Frameworks Version: 5.26.0
Operating System: Linux 4.7.4-2-default x86_64
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
- What I was doing when the application crashed:
I opened a konsole, and entered the command "pulseaudio -k"
(kmix did not show my usb soundcard, after that it does)

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8270cf5d40 (LWP 13099))]

Thread 7 (Thread 0x7f81b7c8a700 (LWP 13133)):
#0  0x00007f826ac5c2ad in  () at /usr/lib64/libQt5Core.so.5
#1  0x00007f82669b1269 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f82669b1814 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f82669b198c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f826ac5caab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f826ac046fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f826aa2a3c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f826e9665a6 in  () at /usr/lib64/libQt5Quick.so.5
#8  0x00007f826aa2f2e8 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f8269b36454 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f826a33d3ff in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f82432a9700 (LWP 13128)):
#0  0x00007f8269b3c10f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f82703de7e4 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f82703de829 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f8269b36454 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f826a33d3ff in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f8251009700 (LWP 13127)):
#0  0x00007f826a3346ed in poll () at /lib64/libc.so.6
#1  0x00007f82669b1876 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f82669b198c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f826ac5caab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f826ac046fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f826aa2a3c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f826ddd7095 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f826aa2f2e8 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f8269b36454 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f826a33d3ff in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f82529e1700 (LWP 13102)):
#0  0x00007f826a33075d in read () at /lib64/libc.so.6
#1  0x00007f82669f5ae0 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f82669b1325 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f82669b1814 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f82669b198c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f826ac5caab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f826ac046fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f826aa2a3c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f826ddd7095 in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f826aa2f2e8 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f8269b36454 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f826a33d3ff in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f8253fff700 (LWP 13101)):
#0  0x00007fff4f894b74 in clock_gettime ()
#1  0x00007f826a34a2a6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007f826aadad96 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f826ac5a639 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007f826ac5abe5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f826ac5bf9e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f82669b0d79 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007f82669b179b in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007f82669b198c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007f826ac5caab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007f826ac046fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f826aa2a3c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007f826b800985 in  () at /usr/lib64/libQt5DBus.so.5
#13 0x00007f826aa2f2e8 in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007f8269b36454 in start_thread () at /lib64/libpthread.so.0
#15 0x00007f826a33d3ff in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f825a14e700 (LWP 13100)):
#0  0x00007f826a3346ed in poll () at /lib64/libc.so.6
#1  0x00007f826f3243f0 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f826f326189 in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f825c4b47a9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f826aa2f2e8 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8269b36454 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f826a33d3ff in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f8270cf5d40 (LWP 13099)):
[KCrash Handler]
#6  0x0000000000320025 in  ()
#7  0x00007f826ac39ef0 in QObject::connect(QObject const*, char const*, QObject const*, char const*, Qt::ConnectionType) () at /usr/lib64/libQt5Core.so.5
#8  0x00007f826dd13fac in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f826dd1431b in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f826dd1457f in  () at /usr/lib64/libQt5Qml.so.5
#11 0x00007f826dd1548d in QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, bool) () at /usr/lib64/libQt5Qml.so.5
#12 0x00007f826dd2fe64 in QV4::Runtime::getQmlQObjectProperty(QV4::ExecutionEngine*, QV4::Value const&, int, bool) () at /usr/lib64/libQt5Qml.so.5
#13 0x00007f81acbb7956 in  ()
#14 0x00007f825000a390 in  ()
#15 0x00007f825000a390 in  ()
#16 0x0003000000000001 in  ()
#17 0x00000000026c7ee0 in  ()
#18 0x00007f825000a370 in  ()
#19 0x00007f825000a010 in  ()
#20 0x00007f825000a378 in  ()
#21 0x00007f825000a010 in  ()
#22 0x00007f825000a370 in  ()
#23 0x00007f826dccda3b in  () at /usr/lib64/libQt5Qml.so.5
#24 0x00007f826ddbb3c8 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () at /usr/lib64/libQt5Qml.so.5
#25 0x00007f826ddbb8d1 in QQmlJavaScriptExpression::evaluate(bool*) () at /usr/lib64/libQt5Qml.so.5
#26 0x00007f826ddc323e in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#27 0x00007f826ddc376e in QQmlBinding::refresh() () at /usr/lib64/libQt5Qml.so.5
#28 0x00007f826dd99304 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#29 0x00007f826dd43c94 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib64/libQt5Qml.so.5
#30 0x00007f826ac338b0 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#31 0x00007f81ac9806d7 in QPulseAudio::SinkModel::updatePreferredSink() () at /usr/lib64/libQPulseAudioPrivate.so
#32 0x00007f826ac341ec in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#33 0x00007f81ac992301 in QPulseAudio::MapBaseQObject::removed(int) () at /usr/lib64/libQPulseAudioPrivate.so
#34 0x00007f81ac977615 in QPulseAudio::Context::reset() () at /usr/lib64/libQPulseAudioPrivate.so
#35 0x00007f81ac978aad in QPulseAudio::Context::contextStateCallback(pa_context*) () at /usr/lib64/libQPulseAudioPrivate.so
#36 0x00007f825fdb1d88 in  () at /usr/lib64/libpulse.so.0
#37 0x00007f825f445ba6 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#38 0x00007f825fb9e006 in  () at /usr/lib64/libpulse-mainloop-glib.so.0
#39 0x00007f82669b1677 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#40 0x00007f82669b18e0 in  () at /usr/lib64/libglib-2.0.so.0
#41 0x00007f82669b198c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#42 0x00007f826ac5ca8f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#43 0x00007f826ac046fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#44 0x00007f826ac0cf0c in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#45 0x000000000041ccef in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/plasma-workspace-5.7.4/shell/main.cpp:166

Reported using DrKonqi
Comment 1 Marco Martin 2016-10-03 14:42:14 UTC
can it be reproduced with more complete debug symbols? (qt and plasma-framework/plasma/workspace)
Comment 2 David Edmundson 2016-10-03 15:27:22 UTC

*** This bug has been marked as a duplicate of bug 353177 ***
Comment 3 H.H. 2016-10-03 15:40:49 UTC
Its reproducible, I have installed debuginfo for frameworks+workspace+qtmultimedia:

Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fcbbf051d40 (LWP 21752))]

Thread 7 (Thread 0x7fcb05dc7700 (LWP 21786)):
#0  0x00007ffd1e7f3b74 in clock_gettime ()
#1  0x00007fcbb86a62a6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007fcbb8e36d96 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fcbb8fb6639 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007fcbb8fb6be5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb8fb7f9e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007fcbb4d0cd79 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007fcbb4d0d79b in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007fcbb8fb8aab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007fcbb8d863c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007fcbbccc25a6 in  () at /usr/lib64/libQt5Quick.so.5
#13 0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#15 0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fcb955ce700 (LWP 21762)):
#0  0x00007fcbb7e9810f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fcbbe73a7e4 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007fcbbe73a829 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fcb97234700 (LWP 21760)):
#0  0x00007ffd1e7f3b74 in clock_gettime ()
#1  0x00007fcbb86a62a6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007fcbb8e36d96 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fcbb8fb6639 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007fcbb8fb6be5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb8fb7f9e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007fcbb4d0cd79 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007fcbb4d0d79b in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007fcbb8fb8aab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007fcbb8d863c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007fcbbc133095 in  () at /usr/lib64/libQt5Qml.so.5
#13 0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#15 0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fcba4e07700 (LWP 21755)):
#0  0x00007fcbb868c75d in read () at /lib64/libc.so.6
#1  0x00007fcbb4d51ae0 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fcbb4d0d325 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fcbb4d0d814 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007fcbb8fb8aab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007fcbb8d863c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007fcbbc133095 in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#11 0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fcba684c700 (LWP 21754)):
#0  0x00007ffd1e7f3b74 in clock_gettime ()
#1  0x00007fcbb86a62a6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007fcbb8e36d96 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fcbb8fb6639 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007fcbb8fb6be5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb8fb7f9e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007fcbb4d0cd79 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007fcbb4d0d79b in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007fcbb8fb8aab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007fcbb8d863c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007fcbb9b5c985 in  () at /usr/lib64/libQt5DBus.so.5
#13 0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#15 0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fcba84aa700 (LWP 21753)):
#0  0x00007fcbb86906ed in poll () at /lib64/libc.so.6
#1  0x00007fcbbd6803f0 in  () at /usr/lib64/libxcb.so.1
#2  0x00007fcbbd682189 in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007fcbaa8107a9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#6  0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fcbbf051d40 (LWP 21752)):
[KCrash Handler]
#6  0x00007fcbbc070101 in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) () at /usr/lib64/libQt5Qml.so.5
#7  0x00007fcbbc07057f in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007fcbbc07148d in QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, bool) () at /usr/lib64/libQt5Qml.so.5
#9  0x00007fcbbc08be64 in QV4::Runtime::getQmlQObjectProperty(QV4::ExecutionEngine*, QV4::Value const&, int, bool) () at /usr/lib64/libQt5Qml.so.5
#10 0x00007fcafb714666 in  ()
#11 0x00007fcb96235390 in  ()
#12 0x00007fcb96235390 in  ()
#13 0x0003000000000001 in  ()
#14 0x00000000022ad150 in  ()
#15 0x00007fcb96235370 in  ()
#16 0x00007fcb96235010 in  ()
#17 0x00007fcb96235378 in  ()
#18 0x00007fcb96235010 in  ()
#19 0x00007fcb96235370 in  ()
#20 0x00007fcbbc029a3b in  () at /usr/lib64/libQt5Qml.so.5
#21 0x00007fcbbc1173c8 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () at /usr/lib64/libQt5Qml.so.5
#22 0x00007fcbbc1178d1 in QQmlJavaScriptExpression::evaluate(bool*) () at /usr/lib64/libQt5Qml.so.5
#23 0x00007fcbbc11f23e in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#24 0x00007fcbbc11f76e in QQmlBinding::refresh() () at /usr/lib64/libQt5Qml.so.5
#25 0x00007fcbbc0f5304 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib64/libQt5Qml.so.5
#26 0x00007fcbbc09fc94 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib64/libQt5Qml.so.5
#27 0x00007fcbb8f8f8b0 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#28 0x00007fcafb4dd6d7 in QPulseAudio::SinkModel::updatePreferredSink() () at /usr/lib64/libQPulseAudioPrivate.so
#29 0x00007fcbb8f901ec in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#30 0x00007fcafb4ef301 in QPulseAudio::MapBaseQObject::removed(int) () at /usr/lib64/libQPulseAudioPrivate.so
#31 0x00007fcafb4d4615 in QPulseAudio::Context::reset() () at /usr/lib64/libQPulseAudioPrivate.so
#32 0x00007fcafb4d5aad in QPulseAudio::Context::contextStateCallback(pa_context*) () at /usr/lib64/libQPulseAudioPrivate.so
#33 0x00007fcbae10dd88 in  () at /usr/lib64/libpulse.so.0
#34 0x00007fcbad7a1ba6 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#35 0x00007fcbadefa006 in  () at /usr/lib64/libpulse-mainloop-glib.so.0
#36 0x00007fcbb4d0d677 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#37 0x00007fcbb4d0d8e0 in  () at /usr/lib64/libglib-2.0.so.0
#38 0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#39 0x00007fcbb8fb8a8f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#40 0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#41 0x00007fcbb8f68f0c in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#42 0x000000000041ccef in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/plasma-workspace-5.7.4/shell/main.cpp:166
Comment 4 H.H. 2016-10-03 15:44:23 UTC
Now also with qt-quick-debuginfo:

Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fcbbf051d40 (LWP 21752))]

Thread 7 (Thread 0x7fcb05dc7700 (LWP 21786)):
#0  0x00007fcbb4d52ea0 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fcbb4d0cd6c in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fcbb4d0d79b in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fcbb8fb8aab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007fcbb8d863c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007fcbbccc25a6 in QQuickPixmapReader::run() (this=0x44d3770) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/util/qquickpixmapcache.cpp:817
#8  0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#10 0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fcb955ce700 (LWP 21762)):
#0  0x00007fcbb7e9810f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fcbbe73a7e4 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007fcbbe73a829 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fcb97234700 (LWP 21760)):
#0  0x00007ffd1e7f3b74 in clock_gettime ()
#1  0x00007fcbb86a62a6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007fcbb8e36d96 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fcbb8fb6639 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007fcbb8fb6be5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb8fb7f9e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007fcbb4d0cd79 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007fcbb4d0d79b in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007fcbb8fb8aab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007fcbb8d863c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007fcbbc133095 in QQmlThreadPrivate::run() (this=0x22cead0) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/ftw/qqmlthread.cpp:141
#13 0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#15 0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fcba4e07700 (LWP 21755)):
#0  0x00007fcbb4d52e89 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fcbb4d0d770 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fcbb8fb8aab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb8d863c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fcbbc133095 in QQmlThreadPrivate::run() (this=0x21a7970) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/ftw/qqmlthread.cpp:141
#7  0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fcba684c700 (LWP 21754)):
#0  0x00007ffd1e7f3b74 in clock_gettime ()
#1  0x00007fcbb86a62a6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007fcbb8e36d96 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fcbb8fb6639 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007fcbb8fb6be5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb8fb7f9e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007fcbb4d0cd79 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007fcbb4d0d79b in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007fcbb8fb8aab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007fcbb8d863c3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007fcbb9b5c985 in  () at /usr/lib64/libQt5DBus.so.5
#13 0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#15 0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fcba84aa700 (LWP 21753)):
#0  0x00007fcbb86906ed in poll () at /lib64/libc.so.6
#1  0x00007fcbbd6803f0 in  () at /usr/lib64/libxcb.so.1
#2  0x00007fcbbd682189 in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007fcbaa8107a9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007fcbb8d8b2e8 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007fcbb7e92454 in start_thread () at /lib64/libpthread.so.0
#6  0x00007fcbb86993ff in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fcbbf051d40 (LWP 21752)):
[KCrash Handler]
#6  0x00007fcbbc070101 in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) (this=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/jsruntime/qv4persistent_p.h:179
#7  0x00007fcbbc070101 in QV4::QObjectWrapper::wrap(QV4::ExecutionEngine*, QObject*) (engine=0x22ad150, object=0x5820000) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/jsruntime/qv4qobjectwrapper.cpp:571
#8  0x00007fcbbc07057f in LoadProperty<ReadAccessor::Direct>(QV4::ExecutionEngine*, QObject*, QQmlPropertyData const&, QQmlNotifier**) (v4=0x22ad150, object=0x51f2f20, property=..., notifier=0x0) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/jsruntime/qv4qobjectwrapper.cpp:155
#9  0x00007fcbbc07148d in QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, bool) (engine=engine@entry=0x22ad150, object=0x51f2f20, property=0x7fcb907783b0, captureRequired=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/jsruntime/qv4qobjectwrapper.cpp:378
#10 0x00007fcbbc071e6d in QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*, int, bool) (engine=engine@entry=0x22ad150, object=<optimized out>, propertyIndex=<optimized out>, captureRequired=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/jsruntime/qv4qobjectwrapper.cpp:636
#11 0x00007fcbbc08be64 in QV4::Runtime::getQmlQObjectProperty(QV4::ExecutionEngine*, QV4::Value const&, int, bool) (engine=0x22ad150, object=..., propertyIndex=<optimized out>, captureRequired=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/jsruntime/qv4runtime.cpp:1385
#12 0x00007fcafb714666 in  ()
#13 0x00007fcb96235390 in  ()
#14 0x00007fcb96235390 in  ()
#15 0x0003000000000001 in  ()
#16 0x00000000022ad150 in  ()
#17 0x00007fcb96235370 in  ()
#18 0x00007fcb96235010 in  ()
#19 0x00007fcb96235378 in  ()
#20 0x00007fcb96235010 in  ()
#21 0x00007fcb96235370 in  ()
#22 0x00007fcbbc029a3b in QV4::SimpleScriptFunction::call(QV4::Managed const*, QV4::CallData*) (that=<optimized out>, callData=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/jsruntime/qv4functionobject.cpp:576
#23 0x00007fcbbc1173c8 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) (d=0x7fcb96235320, this=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/jsruntime/qv4object_p.h:324
#24 0x00007fcbbc1173c8 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) (this=this@entry=0x4f83470, callData=callData@entry=0x7fcb96235320, isUndefined=isUndefined@entry=0x7ffd1e6de32c) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/qqmljavascriptexpression.cpp:189
#25 0x00007fcbbc1178d1 in QQmlJavaScriptExpression::evaluate(bool*) (this=this@entry=0x4f83470, isUndefined=isUndefined@entry=0x7ffd1e6de32c) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/qqmljavascriptexpression.cpp:149
#26 0x00007fcbbc11f23e in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) (this=0x4f83470, flags=...) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/qqmlbinding.cpp:187
#27 0x00007fcbbc11f76e in QQmlBinding::refresh() (this=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/qqmlbinding.cpp:403
#28 0x00007fcbbc0f5304 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) (endpoint=<optimized out>, a=a@entry=0x0) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/qqmlnotifier.cpp:94
#29 0x00007fcbbc09fc94 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) (object=0x51f2f20, index=27, a=0x0) at /usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/qqmlengine.cpp:772
#30 0x00007fcbb8f8f8b0 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#31 0x00007fcafb4dd6d7 in QPulseAudio::SinkModel::updatePreferredSink() () at /usr/lib64/libQPulseAudioPrivate.so
#32 0x00007fcbb8f901ec in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#33 0x00007fcafb4ef301 in QPulseAudio::MapBaseQObject::removed(int) () at /usr/lib64/libQPulseAudioPrivate.so
#34 0x00007fcafb4d4615 in QPulseAudio::Context::reset() () at /usr/lib64/libQPulseAudioPrivate.so
#35 0x00007fcafb4d5aad in QPulseAudio::Context::contextStateCallback(pa_context*) () at /usr/lib64/libQPulseAudioPrivate.so
#36 0x00007fcbae10dd88 in  () at /usr/lib64/libpulse.so.0
#37 0x00007fcbad7a1ba6 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#38 0x00007fcbadefa006 in  () at /usr/lib64/libpulse-mainloop-glib.so.0
#39 0x00007fcbb4d0d677 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#40 0x00007fcbb4d0d8e0 in  () at /usr/lib64/libglib-2.0.so.0
#41 0x00007fcbb4d0d98c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#42 0x00007fcbb8fb8a8f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#43 0x00007fcbb8f606fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#44 0x00007fcbb8f68f0c in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#45 0x000000000041ccef in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/plasma-workspace-5.7.4/shell/main.cpp:166