Bug 365842

Application: kwin_x11 (5.7.1)

Qt Version: 5.6.1
Frameworks Version: 5.24.0
Operating System: Linux 4.7.0-desktop-0.rc7.4.mga6 x86_64
Distribution: "Mageia 6"

-- Information about the crash:
- What I was doing when the application crashed:
I was updating my system
Mageia 6sta1. Just started my system 64-bit and a pop-up of available updates shows up. So I opened the control center MCC in order to update..

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4436ce9840 (LWP 4697))]

Thread 6 (Thread 0x7f4417dd7700 (LWP 28011)):
#0  0x00007f44365ccd73 in select () at /lib64/libc.so.6
#1  0x00007f4434458e5f in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007f443445a77b in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007f443445ac42 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f4434408c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f443424237c in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f442f479805 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007f4434246fb9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f443689b66d in start_thread () at /lib64/libpthread.so.0
#9  0x00007f44365d6d8d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f440a531700 (LWP 4753)):
#0  0x00007f44368a0c4f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f44335eb234 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x00007f44335eb279 in  () at /lib64/libQt5Script.so.5
#3  0x00007f443689b66d in start_thread () at /lib64/libpthread.so.0
#4  0x00007f44365d6d8d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f4416edd700 (LWP 4733)):
#0  0x00007f44365ccd73 in select () at /lib64/libc.so.6
#1  0x00007f4434458e5f in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007f443445a77b in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007f443445ac42 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f4434408c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f443424237c in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f442f479805 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007f4434246fb9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f443689b66d in start_thread () at /lib64/libpthread.so.0
#9  0x00007f44365d6d8d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f441c8fe700 (LWP 4706)):
#0  0x00007f44365ccd73 in select () at /lib64/libc.so.6
#1  0x00007f4434458e5f in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007f443445a77b in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007f443445ac42 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f4434408c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f443424237c in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f4436e05615 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#7  0x00007f4434246fb9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f443689b66d in start_thread () at /lib64/libpthread.so.0
#9  0x00007f44365d6d8d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f441e3cc700 (LWP 4702)):
#0  0x00007f44365caf3d in poll () at /lib64/libc.so.6
#1  0x00007f4435761902 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007f4435763657 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007f441f6872b9 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007f4434246fb9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007f443689b66d in start_thread () at /lib64/libpthread.so.0
#6  0x00007f44365d6d8d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f4436ce9840 (LWP 4697)):
[KCrash Handler]
#6  0x00007f442f465f89 in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () at /lib64/libQt5Qml.so.5
#7  0x00007f442f466e5a in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at /lib64/libQt5Qml.so.5
#8  0x00007f442f46fd02 in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () at /lib64/libQt5Qml.so.5
#9  0x00007f442f4010b4 in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) () at /lib64/libQt5Qml.so.5
#10 0x00007f442f401187 in QQmlComponentPrivate::completeCreate() () at /lib64/libQt5Qml.so.5
#11 0x00007f442f401020 in QQmlComponent::create(QQmlContext*) () at /lib64/libQt5Qml.so.5
#12 0x00007f4417118e94 in Aurorae::Decoration::init() () at /usr/lib64/qt5/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#13 0x00007f44361f2552 in KWin::Decoration::DecorationBridge::createDecoration(KWin::AbstractClient*) () at /lib64/libkwin.so.5
#14 0x00007f44360e4e19 in KWin::Client::createDecoration(QRect const&) () at /lib64/libkwin.so.5
#15 0x00007f44360e578b in KWin::Client::updateDecoration(bool, bool) () at /lib64/libkwin.so.5
#16 0x00007f443613dfff in KWin::Client::manage(unsigned int, bool) () at /lib64/libkwin.so.5
#17 0x00007f44360c982f in KWin::Workspace::createClient(unsigned int, bool) () at /lib64/libkwin.so.5
#18 0x00007f443612c378 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) () at /lib64/libkwin.so.5
#19 0x00007f4434407ea7 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /lib64/libQt5Core.so.5
#20 0x00007f441f68b145 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /lib64/libQt5XcbQpa.so.5
#21 0x00007f441f68c066 in QXcbConnection::processXcbEvents() () at /lib64/libQt5XcbQpa.so.5
#22 0x00007f4434436bca in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#23 0x00007f4434d7090c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#24 0x00007f4434d75a76 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#25 0x00007f443440ae18 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#26 0x00007f443440cc3b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#27 0x00007f443445ab32 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#28 0x00007f441f6f59bd in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5XcbQpa.so.5
#29 0x00007f4434408c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#30 0x00007f4434411001 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#31 0x00007f4436aba0e6 in kdemain () at /lib64/libkdeinit5_kwin_x11.so
#32 0x00007f4436501600 in __libc_start_main () at /lib64/libc.so.6
#33 0x00000000004007b9 in _start ()

Possible duplicates by query: bug 365644, bug 365593, bug 365170, bug 364842, bug 364690.

Reported using DrKonqi