Bug 357590

Summary: reproducible erorr causes plasmashell seg faults during acknowledgement of notifications
Product: [Plasma] plasmashell Reporter: Frank <f.st>
Component: NotificationsAssignee: Martin Klapetek <mklapetek>
Status: RESOLVED DUPLICATE    
Severity: crash CC: plasma-bugs-null
Priority: NOR    
Version First Reported In: 5.5.1   
Target Milestone: 1.0   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Frank 2016-01-05 19:08:09 UTC 
1st example:
------------------
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f5135aed8c0 (LWP 2386))]

Thread 9 (Thread 0x7f511f07c700 (LWP 2389)):
#0  0x00007f512f06124d in poll () from /lib64/libc.so.6
#1  0x00007f5133f33432 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f5133f35007 in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f51211cbe29 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f512f75294f in ?? () from /usr/lib64/libQt5Core.so.5
#5  0x00007f512e8684a4 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f512f069bdd in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f5117fff700 (LWP 2396)):
#0  0x00007f512f06124d in poll () from /lib64/libc.so.6
#1  0x00007f512b756264 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f512b75636c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f512f97752b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f512f92163a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f512f74db1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f5132a1a9a5 in QQmlThreadPrivate::run (this=0x1d10860) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#7  0x00007f512f75294f in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007f512e8684a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f512f069bdd in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f510a947700 (LWP 2398)):
#0  0x00007f512e86e07f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f51153d1d6a in ?? () from /usr/lib64/dri/radeonsi_dri.so
#2  0x00007f51153d1597 in ?? () from /usr/lib64/dri/radeonsi_dri.so
#3  0x00007f512e8684a4 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f512f069bdd in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f5104a09700 (LWP 2399)):
#0  0x00007f512f06124d in poll () from /lib64/libc.so.6
#1  0x00007f512b756264 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f512b75636c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f512f97752b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f512f92163a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f512f74db1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f5132a1a9a5 in QQmlThreadPrivate::run (this=0x1f3b430) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#7  0x00007f512f75294f in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007f512e8684a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f512f069bdd in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f50ff195700 (LWP 2400)):
#0  0x00007f512f06124d in poll () from /lib64/libc.so.6
#1  0x00007f512b756264 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f512b75636c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f512f97752b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f512f92163a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f512f74db1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f5132a1a9a5 in QQmlThreadPrivate::run (this=0x20a5e70) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#7  0x00007f512f75294f in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007f512e8684a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f512f069bdd in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f50fd82c700 (LWP 2401)):
#0  0x00007f512e86e07f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f51351c1a84 in ?? () from /usr/lib64/libQt5Script.so.5
#2  0x00007f51351c1ac9 in ?? () from /usr/lib64/libQt5Script.so.5
#3  0x00007f512e8684a4 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f512f069bdd in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f5076bbc700 (LWP 2402)):
#0  0x00007f512f06124d in poll () from /lib64/libc.so.6
#1  0x00007f512b756264 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f512b75636c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f512f97752b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f512f92163a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f512f74db1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f513359fe42 in QQuickPixmapReader::run (this=0x228c480) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/util/qquickpixmapcache.cpp:760
#7  0x00007f512f75294f in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007f512e8684a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f512f069bdd in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f506556e700 (LWP 2403)):
#0  0x00007ffe7268fb48 in clock_gettime ()
#1  0x00007f512f0767d6 in clock_gettime () from /lib64/libc.so.6
#2  0x00007f512f7fe1a6 in ?? () from /usr/lib64/libQt5Core.so.5
#3  0x00007f512f9750e9 in QTimerInfoList::updateCurrentTime() () from /usr/lib64/libQt5Core.so.5
#4  0x00007f512f976c07 in ?? () from /usr/lib64/libQt5Core.so.5
#5  0x00007f512b755ce1 in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#6  0x00007f512b756208 in ?? () from /usr/lib64/libglib-2.0.so.0
#7  0x00007f512b75636c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#8  0x00007f512f97752b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#9  0x00007f512f92163a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#10 0x00007f512f74db1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#11 0x00007f5067a81e47 in KCupsConnection::run() () from /usr/lib64/libkcupslib.so
#12 0x00007f512f75294f in ?? () from /usr/lib64/libQt5Core.so.5
#13 0x00007f512e8684a4 in start_thread () from /lib64/libpthread.so.0
#14 0x00007f512f069bdd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f5135aed8c0 (LWP 2386)):
[KCrash Handler]
#6  0x00000000030ad930 in ?? ()
#7  0x00007f513298c0b6 in cache (obj=0x30b44f0, this=0x20a4950) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsapi/qjsengine_p.h:167
#8  QQmlData::ensurePropertyCache (engine=0x20a8f10, object=object@entry=0x30b44f0) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/qqmlengine.cpp:1859
#9  0x00007f513295bb11 in QV4::QObjectWrapper::create (engine=engine@entry=0x20cab90, object=object@entry=0x30b44f0) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4qobjectwrapper.cpp:683
#10 0x00007f513295cc9b in QV4::QObjectWrapper::wrap (engine=engine@entry=0x20cab90, object=0x30b44f0) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4qobjectwrapper.cpp:604
#11 0x00007f51328e5bdc in QV4::ExecutionEngine::fromVariant (this=this@entry=0x20cab90, variant=...) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4engine.cpp:1423
#12 0x00007f5132a0aef9 in QV4::QmlContextWrapper::get (m=<optimized out>, name=<optimized out>, hasProperty=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/qqmlcontextwrapper.cpp:232
#13 0x00007f51328ed0e3 in get (hasProperty=0x7ffe72619f40, name=0x7f50fe1960e0, this=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4object_p.h:279
#14 QV4::ExecutionContext::getProperty (this=0x7f50fe1960e8, name=0x7f50fe1960e0) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4context.cpp:383
#15 0x00007f5132973a37 in QV4::Runtime::getActivationProperty (engine=0x20cab90, nameIndex=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4runtime.cpp:693
#16 0x00007f50fc0207cd in ?? ()
#17 0x0003000000000000 in ?? ()
#18 0x0000000000000000 in ?? ()



2nd example :
-------------------
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f58b41c78c0 (LWP 2859))]

Thread 10 (Thread 0x7f589d756700 (LWP 2862)):
#0  0x00007f58ad73b24d in poll () from /lib64/libc.so.6
#1  0x00007f58b260d432 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007f58b260f007 in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007f589f8a5e29 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f58ade2c94f in ?? () from /usr/lib64/libQt5Core.so.5
#5  0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f589693b700 (LWP 2869)):
#0  0x00007f58ad73b24d in poll () from /lib64/libc.so.6
#1  0x00007f58a9e30264 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f58a9e3036c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f58ae05152b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f58adffb63a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f58ade27b1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f58b10f49a5 in QQmlThreadPrivate::run (this=0x90a050) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#7  0x00007f58ade2c94f in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f5888f9c700 (LWP 2871)):
#0  0x00007f58acf4807f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f588f9e8d6a in ?? () from /usr/lib64/dri/radeonsi_dri.so
#2  0x00007f588f9e8597 in ?? () from /usr/lib64/dri/radeonsi_dri.so
#3  0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f5883104700 (LWP 2872)):
#0  0x00007f58ad73b24d in poll () from /lib64/libc.so.6
#1  0x00007f58a9e30264 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f58a9e3036c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f58ae05152b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f58adffb63a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f58ade27b1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f58b10f49a5 in QQmlThreadPrivate::run (this=0xb63660) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#7  0x00007f58ade2c94f in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f588187f700 (LWP 2873)):
#0  0x00007f58a9e2f980 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f58a9e30193 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f58a9e3036c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f58ae05152b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f58adffb63a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f58ade27b1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f58b10f49a5 in QQmlThreadPrivate::run (this=0xc92550) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#7  0x00007f58ade2c94f in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f587bdf7700 (LWP 2874)):
#0  0x00007f58acf4807f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f58b389ba84 in ?? () from /usr/lib64/libQt5Script.so.5
#2  0x00007f58b389bac9 in ?? () from /usr/lib64/libQt5Script.so.5
#3  0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f5879321700 (LWP 2875)):
#0  0x00007f58a9e2fab7 in g_main_context_query () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f58a9e301df in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f58a9e3036c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f58ae05152b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f58adffb63a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f58ade27b1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f58b1c79e42 in QQuickPixmapReader::run (this=0xe85620) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/util/qquickpixmapcache.cpp:760
#7  0x00007f58ade2c94f in ?? () from /usr/lib64/libQt5Core.so.5
#8  0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f57e3c50700 (LWP 2876)):
#0  0x00007f58a9e734d4 in g_mutex_unlock () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f58a9e2f880 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f58a9e30193 in ?? () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f58a9e3036c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f58ae05152b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f58adffb63a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#6  0x00007f58ade27b1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#7  0x00007f57e6163e47 in KCupsConnection::run() () from /usr/lib64/libkcupslib.so
#8  0x00007f58ade2c94f in ?? () from /usr/lib64/libQt5Core.so.5
#9  0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f57e2f3b700 (LWP 3051)):
#0  0x00007f58ade03a10 in clock_gettime@plt () from /usr/lib64/libQt5Core.so.5
#1  0x00007f58aded81a6 in ?? () from /usr/lib64/libQt5Core.so.5
#2  0x00007f58ae04f0e9 in QTimerInfoList::updateCurrentTime() () from /usr/lib64/libQt5Core.so.5
#3  0x00007f58ae04f5f5 in QTimerInfoList::timerWait(timespec&) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f58ae05098e in ?? () from /usr/lib64/libQt5Core.so.5
#5  0x00007f58a9e2f88d in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#6  0x00007f58a9e30193 in ?? () from /usr/lib64/libglib-2.0.so.0
#7  0x00007f58a9e3036c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#8  0x00007f58ae05152b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#9  0x00007f58adffb63a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#10 0x00007f58ade27b1c in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#11 0x00007f58b10f49a5 in QQmlThreadPrivate::run (this=0x2129cb0) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#12 0x00007f58ade2c94f in ?? () from /usr/lib64/libQt5Core.so.5
#13 0x00007f58acf424a4 in start_thread () from /lib64/libpthread.so.0
#14 0x00007f58ad743bdd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f58b41c78c0 (LWP 2859)):
[KCrash Handler]
#6  0x00000000027b9560 in ?? ()
#7  0x00007f58b10660b6 in cache (obj=0x244b390, this=0xc9d740) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsapi/qjsengine_p.h:167
#8  QQmlData::ensurePropertyCache (engine=0xc84c30, object=object@entry=0x244b390) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/qqmlengine.cpp:1859
#9  0x00007f58b1035b11 in QV4::QObjectWrapper::create (engine=engine@entry=0xcc3f20, object=object@entry=0x244b390) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4qobjectwrapper.cpp:683
#10 0x00007f58b1036c9b in QV4::QObjectWrapper::wrap (engine=engine@entry=0xcc3f20, object=0x244b390) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4qobjectwrapper.cpp:604
#11 0x00007f58b0fbfbdc in QV4::ExecutionEngine::fromVariant (this=this@entry=0xcc3f20, variant=...) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4engine.cpp:1423
#12 0x00007f58b10e4ef9 in QV4::QmlContextWrapper::get (m=<optimized out>, name=<optimized out>, hasProperty=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/qqmlcontextwrapper.cpp:232
#13 0x00007f58b0fc70e3 in get (hasProperty=0x7ffef1083280, name=0x7f58808800e0, this=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4object_p.h:279
#14 QV4::ExecutionContext::getProperty (this=0x7f58808800e8, name=0x7f58808800e0) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4context.cpp:383
#15 0x00007f58b104da37 in QV4::Runtime::getActivationProperty (engine=0xcc3f20, nameIndex=<optimized out>) at /usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/jsruntime/qv4runtime.cpp:693
#16 0x00007f58780f37cd in ?? ()
#17 0x0003000000000000 in ?? ()
#18 0x0000000000000000 in ?? ()


Reproducible: Always

Steps to Reproduce:
1.add 2nd default panel
2.remove 2nd default panel
3.notification of the removal
4.the seg fault happens when you press the red button (with white cross) to acknowledge and put away the notification

Actual Results:  
see details contains 2 examples

Expected Results:  
no seg faults

4.3.3-3-default #1 SMP PREEMPT Mon Dec 28 15:58:51 UTC 2015 (77a3e32) x86_64 x86_64 x86_64 GNU/Linux
OpenSUSE Tumbleweed snapshot 20160101
Comment 1 Martin Klapetek 2016-01-05 19:09:29 UTC 
Thanks for the report

This will be fixed with Plasma 5.5.3 release (tomorrow).
Comment 2 Martin Klapetek 2016-01-05 19:10:23 UTC 

*** This bug has been marked as a duplicate of bug 356545 ***