https://bugs.kde.org/show_bug.cgi?id=376696
Bug ID: 376696
Summary: KWin fails when the developer debugs an application
built in JavaFX (Netbeans and Scenic View)
Product: kwin
Version: 5.8.5
Platform: Fedora RPMs
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: hopere...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.8.5)
Qt Version: 5.7.1
Frameworks Version: 5.29.0
Operating System: Linux 4.9.9-200.fc25.x86_64 x86_64
Distribution (Platform): Fedora RPMs
-- Information about the crash:
- Netbeans 8.2 + Scenic View, the error appears when the developer executes the
application in debug mode.
The crash can be reproduced sometimes.
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f93f3fe76c0 (LWP 5301))]
Thread 5 (Thread 0x7f93bdfc9700 (LWP 5312)):
#0 0x00007f9406fab460 in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f940c8252f4 in QTWTF::TCMalloc_PageHeap::scavengerThread() () from
/lib64/libQt5Script.so.5
#2 0x00007f940c825339 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*)
() from /lib64/libQt5Script.so.5
#3 0x00007f9406fa56ca in start_thread () from /lib64/libpthread.so.0
#4 0x00007f9404186f7f in clone () from /lib64/libc.so.6
Thread 4 (Thread 0x7f93c8216700 (LWP 5309)):
#0 0x00007f940417b0e1 in ppoll () from /lib64/libc.so.6
#1 0x00007f9404f7d971 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() from /lib64/libQt5Core.so.5
#2 0x00007f9404f7ee86 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#3 0x00007f9404f3268a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#4 0x00007f9404d8f5e3 in QThread::exec() () from /lib64/libQt5Core.so.5
#5 0x00007f940ba7a4e5 in QQmlThreadPrivate::run() () from
/lib64/libQt5Qml.so.5
#6 0x00007f9404d939ca in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7 0x00007f9406fa56ca in start_thread () from /lib64/libpthread.so.0
#8 0x00007f9404186f7f in clone () from /lib64/libc.so.6
Thread 3 (Thread 0x7f93e92c6700 (LWP 5308)):
#0 0x00007f940417b0e1 in ppoll () from /lib64/libc.so.6
#1 0x00007f9404f7d971 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() from /lib64/libQt5Core.so.5
#2 0x00007f9404f7ee86 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#3 0x00007f9404f3268a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#4 0x00007f9404d8f5e3 in QThread::exec() () from /lib64/libQt5Core.so.5
#5 0x00007f940ba7a4e5 in QQmlThreadPrivate::run() () from
/lib64/libQt5Qml.so.5
#6 0x00007f9404d939ca in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7 0x00007f9406fa56ca in start_thread () from /lib64/libpthread.so.0
#8 0x00007f9404186f7f in clone () from /lib64/libc.so.6
Thread 2 (Thread 0x7f93eafc9700 (LWP 5306)):
#0 0x00007f940417b0e1 in ppoll () from /lib64/libc.so.6
#1 0x00007f9404f7d971 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() from /lib64/libQt5Core.so.5
#2 0x00007f9404f7ee86 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#3 0x00007f9404f3268a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#4 0x00007f9404d8f5e3 in QThread::exec() () from /lib64/libQt5Core.so.5
#5 0x00007f9406aa0739 in QDBusConnectionManager::run() () from
/lib64/libQt5DBus.so.5
#6 0x00007f9404d939ca in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7 0x00007f9406fa56ca in start_thread () from /lib64/libpthread.so.0
#8 0x00007f9404186f7f in clone () from /lib64/libc.so.6
Thread 1 (Thread 0x7f93f3fe76c0 (LWP 5301)):
[KCrash Handler]
#6 0x0000000000000000 in ?? ()
#7 0x00007f9404f60878 in QObject::connect(QObject const*, char const*, QObject
const*, char const*, Qt::ConnectionType) () from /lib64/libQt5Core.so.5
#8 0x00007f940c867d2f in QScriptEnginePrivate::qobjectData(QObject*) () from
/lib64/libQt5Script.so.5
#9 0x00007f940c867df4 in QScriptEnginePrivate::newQObject(QObject*,
QScriptEngine::ValueOwnership, QFlags<QScriptEngine::QObjectWrapOption> const&)
() from /lib64/libQt5Script.so.5
#10 0x00007f940c8680e2 in QScriptEngine::newQObject(QObject*,
QScriptEngine::ValueOwnership, QFlags<QScriptEngine::QObjectWrapOption> const&)
() from /lib64/libQt5Script.so.5
#11 0x00007f940d23254c in KWin::effectWindowToScriptValue(QScriptEngine*,
KWin::EffectWindow* const&) () from /lib64/libkwin.so.5
#12 0x00007f940c868395 in QScriptEnginePrivate::create(QTJSC::ExecState*, int,
void const*) () from /lib64/libQt5Script.so.5
#13 0x00007f940c8910d6 in QScript::QObjectConnectionManager::execute(int,
void**) () from /lib64/libQt5Script.so.5
#14 0x00007f940c8993e1 in
QScript::QObjectConnectionManager::qt_metacall(QMetaObject::Call, int, void**)
() from /lib64/libQt5Script.so.5
#15 0x00007f9404f5a89b in QMetaObject::activate(QObject*, int, int, void**) ()
from /lib64/libQt5Core.so.5
#16 0x00007f940ce528e8 in
KWin::EffectsHandler::desktopPresenceChanged(KWin::EffectWindow*, int, int) ()
from /lib64/libkwineffects.so.9
#17 0x00007f940ce542b1 in KWin::EffectsHandler::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () from /lib64/libkwineffects.so.9
#18 0x00007f9404f5b7e9 in QObject::event(QEvent*) () from
/lib64/libQt5Core.so.5
#19 0x00007f9405773ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#20 0x00007f940577b671 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#21 0x00007f9404f336fa in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#22 0x00007f9404f35de0 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib64/libQt5Core.so.5
#23 0x00007f9404f7ecfb in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#24 0x00007f93ed3d770d in
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /lib64/libQt5XcbQpa.so.5
#25 0x00007f9404f3268a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#26 0x00007f9404f3a18c in QCoreApplication::exec() () from
/lib64/libQt5Core.so.5
#27 0x00007f940d5470b6 in kdemain () from /lib64/libkdeinit5_kwin_x11.so
#28 0x00007f940409f401 in __libc_start_main () from /lib64/libc.so.6
#29 0x00005628627afcca in _start ()
Possible duplicates by query: bug 375332, bug 374704, bug 374119, bug 372324,
bug 368248.
Reported using DrKonqi
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