https://bugs.kde.org/show_bug.cgi?id=427062
Bug ID: 427062
Summary: assert in context recreate
Product: kwin
Version: git master
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: k...@davidedmundson.co.uk
Target Milestone: ---
#0 0x00007ffff2d11615 in raise () at /usr/lib/libc.so.6
#1 0x00007ffff2cfa862 in abort () at /usr/lib/libc.so.6
#2 0x00007ffff323a061 in () at /usr/lib/libepoxy.so.0
#3 0x00007ffff329de25 in () at /usr/lib/libepoxy.so.0
#4 0x00007fffe7e0e9e8 in KWin::GlxBackend::initRenderingContext()
(this=0x555555a635b0)
at
/home/david/projects/kde5/src/kde/workspace/kwin/plugins/platforms/x11/standalone/glxbackend.cpp:331
#5 0x00007fffe7e0d337 in KWin::GlxBackend::init() (this=0x555555a635b0)
at
/home/david/projects/kde5/src/kde/workspace/kwin/plugins/platforms/x11/standalone/glxbackend.cpp:192
#6 0x00007fff56b60c8e in KWin::SceneOpenGL::createScene(QObject*)
(parent=0x55555567e800)
at
/home/david/projects/kde5/src/kde/workspace/kwin/plugins/scenes/opengl/scene_opengl.cpp:451
#7 0x00007fff56b70153 in KWin::OpenGLFactory::create(QObject*) const
(this=0x5555556d9a90, parent=0x55555567e800)
at
/home/david/projects/kde5/src/kde/workspace/kwin/plugins/scenes/opengl/scene_opengl.cpp:2749
#8 0x00007ffff7b511e8 in KWin::Compositor::setupStart() (this=0x55555567e800)
at /home/david/projects/kde5/src/kde/workspace/kwin/composite.cpp:246
#9 0x00007ffff7b54292 in KWin::X11Compositor::start() (this=0x55555567e800)
at /home/david/projects/kde5/src/kde/workspace/kwin/composite.cpp:958
#10 0x00007ffff7b53bea in
KWin::X11Compositor::resume(KWin::X11Compositor::SuspendReason)
(this=0x55555567e800, reason=KWin::X11Compositor::AllReasonSuspend)
at /home/david/projects/kde5/src/kde/workspace/kwin/composite.cpp:936
#11 0x00007ffff7b53b5d in KWin::X11Compositor::toggleCompositing()
(this=0x55555567e800)
at /home/david/projects/kde5/src/kde/workspace/kwin/composite.cpp:888
#12 0x00007ffff7b5a701 in QtPrivate::FunctorCall<QtPrivate::IndexesList<>,
QtPrivate::List<>, void, void (KWin::Compositor::*)()>::call(void
(KWin::Compositor::*)(), KWin::Compositor*, void**)
(f=&virtual table offset 96, o=0x55555567e800, arg=0x7fffffffd380)
at /opt/qt5/include/QtCore/qobjectdefs_impl.h:152
#13 0x00007ffff7b5a668 in QtPrivate::FunctionPointer<void
(KWin::Compositor::*)()>::call<QtPrivate::List<>, void>(void
(KWin::Compositor::*)(), KWin::Compositor*, void**) (f=&virtual table offset
96, o=0x55555567e800, arg=0x7fffffffd380)
at /opt/qt5/include/QtCore/qobjectdefs_impl.h:185
#14 0x00007ffff7b5a595 in QtPrivate::QSlotObject<void (KWin::Compositor::*)(),
QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*,
void**, bool*)
(which=1, this_=0x555555810bc0, r=0x55555567e800, a=0x7fffffffd380,
ret=0x0) at /opt/qt5/include/QtCore/qobjectdefs_impl.h:418
#15 0x00007ffff368bf39 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(this=0x555555810bc0, r=0x55555567e800, a=0x7fffffffd380)
at
../../include/QtCore/../../../../qt5/qtbase/src/corelib/kernel/qobjectdefs_impl.h:398
#16 0x00007ffff36cf1e2 in doActivate<false>(QObject*, int, void**)
(sender=0x5555558235f0, signal_index=4, argv=0x7fffffffd380)
at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:3886
#17 0x00007ffff36c8743 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**)
(sender=0x5555558235f0, m=0x7ffff4c7d400 <QAction::staticMetaObject>,
local_signal_index=1, argv=0x7fffffffd380)
at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:3946
#18 0x00007ffff44f1a19 in QAction::triggered(bool)
(this=0x5555558235f0, _t1=false) at .moc/moc_qaction.cpp:376
#19 0x00007ffff44f0966 in QAction::activate(QAction::ActionEvent)
(this=0x5555558235f0, event=QAction::Trigger)
at /home/david/projects/qt5/qtbase/src/widgets/kernel/qaction.cpp:1161
#20 0x00007ffff5ef1587 in QAction::trigger() (this=0x5555558235f0)
at /opt/qt5/include/QtWidgets/qaction.h:187
#21 0x00007ffff5eed0b6 in KGlobalAccelPrivate::_k_invokeAction(QString const&,
QString const&, long long)
(this=0x5555557c4e50, componentUnique=..., actionUnique=...,
timestamp=53120310)
at
/home/david/projects/kde5/src/frameworks/kglobalaccel/src/kglobalaccel.cpp:456
#22 0x00007ffff5eee8bc in KGlobalAccel::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**)
(_o=0x7ffff5f15728 <(anonymous
namespace)::Q_QGS_s_instance::innerFunction()::holder>,
_c=QMetaObject::InvokeMetaMethod, _id=1, _a=0x7fffffffd6b0)
at src/KF5GlobalAccel_autogen/include/moc_kglobalaccel.cpp:94
#23 0x00007ffff36cf290 in doActivate<false>(QObject*, int, void**)
(sender=0x55555580e940, signal_index=3, argv=0x7fffffffd6b0)
at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:3898
#24 0x00007ffff36c8743 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**)
(sender=0x55555580e940, m=0x7ffff5f14cb8
<OrgKdeKglobalaccelComponentInterface::staticMetaObject>, local_signal_index=0,
argv=0x7fffffffd6b0)
at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:3946
#25 0x00007ffff5f03735 in
OrgKdeKglobalaccelComponentInterface::globalShortcutPressed(QString const&,
QString const&, long long)
(this=0x55555580e940, _t1=..., _t2=..., _t3=53120310)
at src/kglobalaccel_component_interface.moc:227
#26 0x00007ffff5f032e0 in
OrgKdeKglobalaccelComponentInterface::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**)
(_o=0x55555580e940, _c=QMetaObject::InvokeMetaMethod, _id=0,
_a=0x7fffffffd8e0) at src/kglobalaccel_component_interface.moc:121
#27 0x00007ffff5f038cd in
OrgKdeKglobalaccelComponentInterface::qt_metacall(QMetaObject::Call, int,
void**)
(this=0x55555580e940, _c=QMetaObject::InvokeMetaMethod, _id=0,
_a=0x7fffffffd8e0) at src/kglobalaccel_component_interface.moc:196
#28 0x00007ffff4e5bece in QDBusConnectionPrivate::deliverCall(QObject*, int,
QDBusMessage const&, QVector<int> const&, int)
(this=0x7fffe0000d20, object=0x55555580e940, msg=..., metaTypes=...,
slotIdx=6) at /home/david/projects/qt5/qtbase/src/dbus/qdbusintegrator.cpp:1001
#29 0x00007ffff4e67306 in QDBusCallDeliveryEvent::placeMetaCall(QObject*)
(this=0x7fffe00121a0, object=0x55555580e940)
at /home/david/projects/qt5/qtbase/src/dbus/qdbusintegrator_p.h:114
#30 0x00007ffff36c16c3 in QObject::event(QEvent*)
(this=0x55555580e940, e=0x7fffe00121a0)
at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:1314
#31 0x00007ffff4502d2b in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=0x55555559d980, receiver=0x55555580e940, e=0x7fffe00121a0)
at /home/david/projects/qt5/qtbase/src/widgets/kernel/qapplication.cpp:3630
#32 0x00007ffff4500069 in QApplication::notify(QObject*, QEvent*)
(this=0x7fffffffe3b0, receiver=0x55555580e940, e=0x7fffe00121a0)
at /home/david/projects/qt5/qtbase/src/widgets/kernel/qapplication.cpp:2970
#33 0x000055555555dc4d in KWin::ApplicationX11::notify(QObject*, QEvent*)
(this=0x7fffffffe3b0, o=0x55555580e940, e=0x7fffe00121a0)
at /home/david/projects/kde5/src/kde/workspace/kwin/main_x11.cpp:278
#34 0x00007ffff3679cbf in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55555580e940, event=0x7fffe00121a0)
at
/home/david/projects/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:1063
#35 0x00007ffff367a716 in QCoreApplication::sendEvent(QObject*, QEvent*)
(receiver=0x55555580e940, event=0x7fffe00121a0)
at
/home/david/projects/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:1458
#36 0x00007ffff367b47d in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=0x0, event_type=0, data=0x555555575520)
at
/home/david/projects/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:1817
#37 0x00007ffff370c68e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55555563e830, flags=...)
at
/home/david/projects/qt5/qtbase/src/corelib/kernel/qeventdispatcher_unix.cpp:468
#38 0x00007fffeeeb7a6a in
QXcbUnixEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55555563e830, flags=...)
at
/home/david/projects/qt5/qtbase/src/plugins/platforms/xcb/qxcbeventdispatcher.cpp:60
#39 0x00007ffff3676381 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fffffffe140, flags=...)
at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:139
#40 0x00007ffff36766e3 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffffffe140,
flags=...)
at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:232
#41 0x00007ffff367a558 in QCoreApplication::exec() ()
at
/home/david/projects/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:1371
#42 0x00007ffff3bc7ffc in QGuiApplication::exec() ()
at /home/david/projects/qt5/qtbase/src/gui/kernel/qguiapplication.cpp:1867
#43 0x00007ffff44ffa35 in QApplication::exec() ()
at /home/david/projects/qt5/qtbase/src/widgets/kernel/qapplication.cpp:2822
#44 0x000055555555ed2b in main(int, char**) (argc=1, argv=0x7fffffffe528)
>From the trace apparently I hit the toggle compositing global shortcut.
This is with Nvidia 450 which is somewhat broken ATM (see
https://bugs.kde.org/show_bug.cgi?id=424592#c11), but it does work sometimes.
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