Bug 365988

Summary: Kwin crashes on firefox start
Product: [Plasma] kwin Reporter: Thomas Meiner <tho.mei>
Component: generalAssignee: KWin default assignee <kwin-bugs-null>
Status: RESOLVED DUPLICATE    
Severity: crash Keywords: drkonqi
Priority: NOR    
Version: 5.6.5   
Target Milestone: ---   
Platform: Fedora RPMs   
OS: Linux   
Latest Commit: Version Fixed In:

Description Thomas Meiner 2016-07-22 15:49:20 UTC
Application: kwin_x11 (5.6.5)

Qt Version: 5.6.1
Frameworks Version: 5.23.0
Operating System: Linux 4.6.4-301.fc24.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:
Kwin crashes on firefox start
Not reprodusable.
When will you fix this issues with KWin finally? We deal with it sind a long time now.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb753438940 (LWP 1155))]

Thread 6 (Thread 0x7fb739696700 (LWP 1503)):
#0  0x00007fb7636a4103 in select () at /lib64/libc.so.6
#1  0x00007fb764bc06df in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007fb764bc1dd4 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007fb764bc230a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fb764b735ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fb7649d2343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fb76afb18f5 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007fb7649d699a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fb76632e5ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007fb7636adead in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fb738e95700 (LWP 1310)):
#0  0x00007fb766333bd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fb76bf6abc4 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x00007fb76bf6ac09 in  () at /lib64/libQt5Script.so.5
#3  0x00007fb76632e5ca in start_thread () at /lib64/libpthread.so.0
#4  0x00007fb7636adead in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fb73bfff700 (LWP 1254)):
#0  0x00007fb7636a4103 in select () at /lib64/libc.so.6
#1  0x00007fb764bc06df in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007fb764bc1dd4 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007fb764bc230a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fb764b735ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fb7649d2343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fb76afb18f5 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007fb7649d699a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fb76632e5ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007fb7636adead in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fb74a866700 (LWP 1207)):
#0  0x00007fb7636a4103 in select () at /lib64/libc.so.6
#1  0x00007fb764bc06df in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007fb764bc1dd4 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007fb764bc230a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007fb764b735ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007fb7649d2343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fb765e2a559 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#7  0x00007fb7649d699a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007fb76632e5ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007fb7636adead in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fb74bf2b700 (LWP 1200)):
#0  0x00007fb7636a232d in poll () at /lib64/libc.so.6
#1  0x00007fb764718f80 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007fb76471ab79 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007fb74c9d6da9 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007fb7649d699a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007fb76632e5ca in start_thread () at /lib64/libpthread.so.0
#6  0x00007fb7636adead in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fb753438940 (LWP 1155)):
[KCrash Handler]
#6  0x00007fb76af9cd50 in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () at /lib64/libQt5Qml.so.5
#7  0x00007fb76af9daa7 in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at /lib64/libQt5Qml.so.5
#8  0x00007fb76afa7615 in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () at /lib64/libQt5Qml.so.5
#9  0x00007fb76af3142e in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) () at /lib64/libQt5Qml.so.5
#10 0x00007fb76af314f7 in QQmlComponentPrivate::completeCreate() () at /lib64/libQt5Qml.so.5
#11 0x00007fb76af31360 in QQmlComponent::create(QQmlContext*) () at /lib64/libQt5Qml.so.5
#12 0x00007fb74837d6bd in Aurorae::Decoration::init() () at /usr/lib64/qt5/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#13 0x00007fb76c998c0a in KWin::Decoration::DecorationBridge::createDecoration(KWin::AbstractClient*) () at /lib64/libkwin.so.5
#14 0x00007fb76c86c679 in KWin::Client::createDecoration(QRect const&) () at /lib64/libkwin.so.5
#15 0x00007fb76c86d0b6 in KWin::Client::updateDecoration(bool, bool) () at /lib64/libkwin.so.5
#16 0x00007fb76c8d0d31 in KWin::Client::manage(unsigned int, bool) () at /lib64/libkwin.so.5
#17 0x00007fb76c84ea6f in KWin::Workspace::createClient(unsigned int, bool) () at /lib64/libkwin.so.5
#18 0x00007fb76c8b45f3 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) () at /lib64/libkwin.so.5
#19 0x00007fb764b7269c in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /lib64/libQt5Core.so.5
#20 0x00007fb74c9d8775 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /lib64/libQt5XcbQpa.so.5
#21 0x00007fb74c9d970b in QXcbConnection::processXcbEvents() () at /lib64/libQt5XcbQpa.so.5
#22 0x00007fb764b9dbd9 in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#23 0x00007fb765407c0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#24 0x00007fb76540d0ef in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#25 0x00007fb764b747aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#26 0x00007fb764b7684f in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#27 0x00007fb764bc21e2 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#28 0x00007fb74ca4b7dd in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5XcbQpa.so.5
#29 0x00007fb764b735ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#30 0x00007fb764b7b17c in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#31 0x00007fb76cc9bb3d in kdemain () at /lib64/libkdeinit5_kwin_x11.so
#32 0x00007fb7635cb731 in __libc_start_main () at /lib64/libc.so.6
#33 0x000055f7e75c7cf9 in _start ()

Possible duplicates by query: bug 365896, bug 365842, bug 365644, bug 365593, bug 365170.

Reported using DrKonqi
Comment 1 Thomas Lübking 2016-07-22 16:23:58 UTC
run "kcmshell5 kwindecoration", switch to breeze.

> When will you fix this issues with KWin finally? We deal with it sind a long time now.
Never. The bug is (we're not missing an "in" here..) QtQuick/QML. Get used to it.

*** This bug has been marked as a duplicate of bug 361236 ***