Application: plasmashell (5.10.2)

Qt Version: 5.9.0
Frameworks Version: 5.35.0
Operating System: Linux 4.11.5-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
Sempre que troca a saída de som e altera o volume dá essa falha e trava o sistema

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 0x7f0b74008d80 (LWP 741))]

Thread 16 (Thread 0x7f0a71bd3700 (LWP 3921)):
#0  0x00007f0b6dd3fd0c in QMutex::lock() () at /usr/lib/libQt5Core.so.5
#1  0x00007f0b6df7a62d in  () at /usr/lib/libQt5Core.so.5
#2  0x00007f0b6820d138 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0b6820db2b in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f0b6820dd0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f0b6df7ae9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f0b6df2121a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f0b6dd4340a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f0b70eb2645 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f0b6dd47cbd in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f0a850a7700 (LWP 3918)):
#0  0x00007f0b6d6522bd in poll () at /usr/lib/libc.so.6
#1  0x00007f0b6820dbf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f0b6820dd0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0b6df7ae9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f0b6df2121a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0b6dd4340a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f0b70eb2645 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f0b6dd47cbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f0a9321b700 (LWP 1030)):
#0  0x00007ffe83371bc2 in clock_gettime ()
#1  0x00007f0b6d6697b6 in clock_gettime () at /usr/lib/libc.so.6
#2  0x00007f0b6df7a041 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f0b6df78879 in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#4  0x00007f0b6df78e55 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0b6df7a47e in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f0b6820d138 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#7  0x00007f0b6820db2b in  () at /usr/lib/libglib-2.0.so.0
#8  0x00007f0b6820dd0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#9  0x00007f0b6df7ae9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#10 0x00007f0b6df2121a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007f0b6dd4340a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#12 0x00007f0a96cf4427 in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#13 0x00007f0b6dd47cbd in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#15 0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f0ab688c700 (LWP 903)):
#0  0x00007f0b68252a44 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f0b6820dbb6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f0b6820dd0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0b6df7ae9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f0b6df2121a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0b6dd4340a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f0b71a6a836 in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f0b6dd47cbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f0abbe98700 (LWP 894)):
#0  0x00007f0b6cf1639d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f0ac30f52fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f0ac30f5037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f0abc699700 (LWP 893)):
#0  0x00007f0b6cf1639d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f0ac30f52fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f0ac30f5037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f0abce9a700 (LWP 892)):
#0  0x00007f0b6cf1639d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f0ac30f52fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f0ac30f5037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f0abd69b700 (LWP 891)):
#0  0x00007f0b6cf1639d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f0ac30f52fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f0ac30f5037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f0abe0a1700 (LWP 890)):
#0  0x00007f0b6cf1639d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f0ac30f52fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f0ac30f5037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f0abe9e3700 (LWP 889)):
#0  0x00007f0b6cf1639d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f0ac30f52fb in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#2  0x00007f0ac30f5037 in  () at /usr/lib/xorg/modules/dri/radeonsi_dri.so
#3  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f0b4d9d7700 (LWP 887)):
#0  0x00007f0b6cf1639d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f0b73785ac4 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007f0b73785b09 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f0b4fdc5700 (LWP 876)):
#0  0x00007f0b68252a47 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f0b6820db1e in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f0b6820dd0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0b6df7ae9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f0b6df2121a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0b6dd4340a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f0b70eb2645 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f0b6dd47cbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f0b563ab700 (LWP 852)):
#0  0x00007f0b6d6522bd in poll () at /usr/lib/libc.so.6
#1  0x00007f0b6820dbf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f0b6820dd0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0b6df7ae9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f0b6df2121a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0b6dd4340a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f0b70eb2645 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f0b6dd47cbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f0b57df5700 (LWP 767)):
#0  0x00007f0b6820d108 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#1  0x00007f0b6820db2b in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f0b6820dd0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f0b6df7ae9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f0b6df2121a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f0b6dd4340a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f0b6e3a1d45 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f0b6dd47cbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f0b5df8f700 (LWP 755)):
#0  0x00007f0b6d6522bd in poll () at /usr/lib/libc.so.6
#1  0x00007f0b726938e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f0b72695679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f0b60500d49 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f0b6dd47cbd in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f0b6cf10297 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f0b6d65c25f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f0b74008d80 (LWP 741)):
[KCrash Handler]
#5  0x00007f0b70e98ff1 in QQmlBinding::getPropertyData(QQmlPropertyData**, QQmlPropertyData*) const () at /usr/lib/libQt5Qml.so.5
#6  0x00007f0b70e9c2cc in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f0b70e9cdae in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f0b70e99b93 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#9  0x00007f0b70e70a83 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib/libQt5Qml.so.5
#10 0x00007f0b70e0f499 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib/libQt5Qml.so.5
#11 0x00007f0b6df50c9f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#12 0x00007f0a9152c593 in  () at /usr/lib/qt/qml/org/kde/plasma/private/volume/libplasma-volume-declarative.so
#13 0x00007f0a915217ee in  () at /usr/lib/qt/qml/org/kde/plasma/private/volume/libplasma-volume-declarative.so
#14 0x00007f0b61ff0d8c in  () at /usr/lib/libpulse.so.0
#15 0x00007f0b61982ba1 in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#16 0x00007f0b61982f2b in pa_pdispatch_run () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#17 0x00007f0b61fe5a6e in  () at /usr/lib/libpulse.so.0
#18 0x00007f0b61985997 in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#19 0x00007f0b619885eb in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#20 0x00007f0b61988989 in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#21 0x00007f0b6198920a in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#22 0x00007f0b61dd1f36 in  () at /usr/lib/libpulse-mainloop-glib.so.0
#23 0x00007f0b6820da47 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#24 0x00007f0b6820dc78 in  () at /usr/lib/libglib-2.0.so.0
#25 0x00007f0b6820dd0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#26 0x00007f0b6df7ae7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#27 0x00007f0b6df2121a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#28 0x00007f0b6df29a74 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#29 0x000000000041cc32 in  ()
#30 0x00007f0b6d58f43a in __libc_start_main () at /usr/lib/libc.so.6
#31 0x000000000041cfaa in _start ()

Reported using DrKonqi