D23591: [platforms/drm] Disable orientation sensor for now

Sat Aug 31 00:45:18 BST 2019

romangg added a comment.

  gdb output:

    Thread 1 "kwin_wayland" received signal SIGSEGV, Segmentation fault.
    0x00007fccfdb20258 in QMetaObject::disconnect(QObject const*, int, QObject const*, int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    (gdb) bt
    #0  0x00007fccfdb20258 in QMetaObject::disconnect(QObject const*, int, QObject const*, int) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #1  0x00007fccfed865bd in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
    #2  0x00007fccfed86be3 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
    #3  0x00007fccfed8700f in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
    #4  0x00007fccfdb1b3e2 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #5  0x00007fccfe0fc65c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
    #6  0x00007fccfe103b90 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
    #7  0x00007fccfdaead18 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #8  0x00007fccfdaed8d7 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #9  0x00007fccfdb44fd4 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #10 0x00007fcce7e6eaad in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/KWinQpaPlugin.so
    #11 0x00007fccfdae903a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #12 0x00007fccfdaf2170 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
    #13 0x000055dc49b91658 in main(int, char**) (argc=4, argv=0x7fff9709ff28) at /home/roman/dev/kde/src/kde/workspace/kwin/main_wayland.cpp:677

  Relevant valgrind output:

    ==31253== Invalid read of size 8
    ==31253==    at 0x7CD3108: ??? (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x7CD4287: QMetaObject::disconnect(QObject const*, int, QObject const*, int) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x6A375BC: ??? (in /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5.12.3)
    ==31253==    by 0x6A37BE2: ??? (in /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5.12.3)
    ==31253==    by 0x6A3800E: ??? (in /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5.12.3)
    ==31253==    by 0x7CCF3E1: QObject::event(QEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x731A65B: QApplicationPrivate::notify_helper(QObject*, QEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.12.3)
    ==31253==    by 0x7321B8F: QApplication::notify(QObject*, QEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.12.3)
    ==31253==    by 0x7C9ED17: QCoreApplication::notifyInternal2(QObject*, QEvent*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x7CA18D6: QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x7CF8FD3: QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x1DD9EAAC: QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (in /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/KWinQpaPlugin.so)
    ==31253==  Address 0x24aeac70 is 64 bytes inside a block of size 128 free'd
    ==31253==    at 0x4C3123B: operator delete(void*) (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
    ==31253==    by 0x7CD6042: QObject::~QObject() (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x51E9CDF: OrientationSensorAdaptor::~OrientationSensorAdaptor() (orientationsensoradaptor.cpp:31)
    ==31253==    by 0x51E9CFB: OrientationSensorAdaptor::~OrientationSensorAdaptor() (orientationsensoradaptor.cpp:34)
    ==31253==    by 0x51A97E3: KWin::OrientationSensor::setEnabled(bool) (orientation_sensor.cpp:140)
    ==31253==    by 0x5045CD7: KWin::Screens::Screens(QObject*)::{lambda()#1}::operator()() const (screens.cpp:70)
    ==31253==    by 0x5046CAD: QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, KWin::Screens::Screens(QObject*)::{lambda()#1}>::call({lambda()#1}&, void**) (qobjectdefs_impl.h:146)
    ==31253==    by 0x5046C7F: void QtPrivate::Functor<KWin::Screens::Screens(QObject*)::{lambda()#1}, 0>::call<QtPrivate::List<>, void>({lambda()#1}&, void*, {lambda()#1}&*) (qobjectdefs_impl.h:256)
    ==31253==    by 0x5046C4D: QtPrivate::QFunctorSlotObject<KWin::Screens::Screens(QObject*)::{lambda()#1}, 0, QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) (qobjectdefs_impl.h:439)
    ==31253==    by 0x7CCE98E: QMetaObject::activate(QObject*, int, int, void**) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x5205CFC: KWin::Screens::changed() (moc_screens.cpp:276)
    ==31253==    by 0x21639BD2: QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, void (KWin::Screens::*)()>::call(void (KWin::Screens::*)(), KWin::Screens*, void**) (qobjectdefs_impl.h:152)
    ==31253==  Block was alloc'd at
    ==31253==    at 0x4C3017F: operator new(unsigned long) (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
    ==31253==    by 0x6A37E83: QDBusAbstractAdaptor::QDBusAbstractAdaptor(QObject*) (in /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5.12.3)
    ==31253==    by 0x51E9C96: OrientationSensorAdaptor::OrientationSensorAdaptor(KWin::OrientationSensor*) (orientationsensoradaptor.cpp:25)
    ==31253==    by 0x51A9775: KWin::OrientationSensor::setEnabled(bool) (orientation_sensor.cpp:136)
    ==31253==    by 0x5045CD7: KWin::Screens::Screens(QObject*)::{lambda()#1}::operator()() const (screens.cpp:70)
    ==31253==    by 0x5046CAD: QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, KWin::Screens::Screens(QObject*)::{lambda()#1}>::call({lambda()#1}&, void**) (qobjectdefs_impl.h:146)
    ==31253==    by 0x5046C7F: void QtPrivate::Functor<KWin::Screens::Screens(QObject*)::{lambda()#1}, 0>::call<QtPrivate::List<>, void>({lambda()#1}&, void*, {lambda()#1}&*) (qobjectdefs_impl.h:256)
    ==31253==    by 0x5046C4D: QtPrivate::QFunctorSlotObject<KWin::Screens::Screens(QObject*)::{lambda()#1}, 0, QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) (qobjectdefs_impl.h:439)
    ==31253==    by 0x7CCE98E: QMetaObject::activate(QObject*, int, int, void**) (in /usr/lib/x86_64-linux-gnu/libQt5Core.so.5.12.3)
    ==31253==    by 0x5205CFC: KWin::Screens::changed() (moc_screens.cpp:276)
    ==31253==    by 0x50472C0: KWin::OutputScreens::init() (outputscreens.cpp:39)
    ==31253==    by 0x5045C18: KWin::Screens::create(QObject*) (screens.cpp:48)

REPOSITORY
  R108 KWin

REVISION DETAIL
  https://phabricator.kde.org/D23591

To: romangg, #kwin
Cc: kwin, LeGast00n, The-Feren-OS-Dev, sbergeron, jraleigh, fbampaloukas, GB_2, mkulinski, ragreen, jackyalcine, Pitel, iodelay, crozbo, bwowk, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, hardening, romangg, jensreuterberg, abetts, sebas, apol, mart
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