Attachment 8383 Details for Bug 18957 – gdb backtrace after running gwenview from the command line

gdb backtrace after running gwenview from the command line

gdb.log (text/plain), 23.51 KB, created by Shlomi Fish on 2016-08-30 23:05:13 CEST

(hide)

Description:

Filename:

MIME Type:

Creator: Shlomi Fish

Created: 2016-08-30 23:05:13 CEST

Size: 23.51 KB

patch

obsolete

>shlomif@telaviv1:~$ gdb /usr/bin/kwin_x11 `pgrep kwin_x11`
>GNU gdb (GDB) 7.11.1-12.mga6 (Mageia release 6)
>Copyright (C) 2016 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>and "show warranty" for details.
>This GDB was configured as "x86_64-mageia-linux-gnu".
>Type "show configuration" for configuration details.
>For bug reporting instructions, please see:
><http://www.gnu.org/software/gdb/bugs/>.
>Find the GDB manual and other documentation resources online at:
><http://www.gnu.org/software/gdb/documentation/>.
>For help, type "help".
>Type "apropos word" to search for commands related to "word"...
>Reading symbols from /usr/bin/kwin_x11...Reading symbols from /usr/lib/debug/usr/bin/kwin_x11.debug...done.
>done.
>Attaching to program: /usr/bin/kwin_x11, process 5753
>[New LWP 5757]
>[New LWP 5759]
>[New LWP 5792]
>[New LWP 5856]
>[New LWP 5872]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>
>warning: the debug information found in "/usr/lib/debug//usr/lib64/libicui18n.so.57.1.debug" does not match "/lib64/libicui18n.so.57" (CRC mismatch).
>
>Missing separate debuginfo for /lib64/libicui18n.so.57
>Try: urpmi  /usr/lib/debug/.build-id/83/372dc472cc0862fffb1c7de627011a9d1f2559.debug
>
>warning: the debug information found in "/usr/lib/debug//usr/lib64/libicuuc.so.57.1.debug" does not match "/lib64/libicuuc.so.57" (CRC mismatch).
>
>Missing separate debuginfo for /lib64/libicuuc.so.57
>Try: urpmi  /usr/lib/debug/.build-id/04/1fa32d031b5310c69ecc99d02c5fdf767cb057.debug
>
>warning: the debug information found in "/usr/lib/debug//usr/lib64/libicudata.so.57.1.debug" does not match "/lib64/libicudata.so.57" (CRC mismatch).
>
>Missing separate debuginfo for /lib64/libicudata.so.57
>Try: urpmi  /usr/lib/debug/.build-id/2f/63913c8f4676f77cbe984b8dce22902d4e450b.debug
>0x00007f1e53515eac in __pselect (nfds=nfds@entry=17, 
>    readfds=readfds@entry=0xc39088, writefds=writefds@entry=0xc39318, 
>    exceptfds=exceptfds@entry=0xc395a8, timeout=<optimized out>, 
>    timeout@entry=0x7ffd35d8e320, sigmask=sigmask@entry=0x0)
>    at ../sysdeps/unix/sysv/linux/pselect.c:69
>69	  result = CALL_PSELECT6 (nfds, readfds, writefds, exceptfds, timeout,
>(gdb) c
>Continuing.
>
>Thread 1 "kwin_x11" received signal SIGSEGV, Segmentation fault.
>QV4::Value::as<QV4::QQmlValueTypeWrapper const> (this=0x7f1d8dfe7320)
>    at ../../src/qml/jsruntime/qv4value_p.h:348
>348	            vt = vt->parent;
>(gdb) bt full
>#0  0x00007f1e4c3abf89 in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) (this=0x7f1d8dfe7320)
>    at ../../src/qml/jsruntime/qv4value_p.h:348
>        vt = 0x7f1e2c09
>        engine = 0x17ae210
>        type = <optimized out>
>        watcher = {_c = 0x0, _w = 0x7f1d8dfe7320, _s = 0x17aeb40}
>#1  0x00007f1e4c3abf89 in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) (this=this@entry=0x1900700, core=..., result=..., isUndefined=<optimized out>, flags=...)
>    at qml/qqmlbinding.cpp:257
>        engine = 0x17ae210
>        type = <optimized out>
>        watcher = {_c = 0x0, _w = 0x7f1d8dfe7320, _s = 0x17aeb40}
>#2  0x00007f1e4c3ace5a in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) (this=0x1900700, flags=...) at qml/qqmlbinding.cpp:191
>        isUndefined = false
>        result = {ptr = 0x7f1d8dfe7320}
>        error = false
>        scope = {engine = 0x17aeb40, mark = 0x7f1d8dfe7318}
>        f = {ptr = 0x7f1d8dfe7318}
>        prof = 
>            {<QQmlProfilerHelper> = {<QQmlProfilerDefinitions> = {<No data fields>}, profiler = 0x0}, <No data fields>}
>        watcher = {_c = 0x1902380, _w = 0x7ffd35d8d620, _s = 0x1900700}
>        pd = 
>            {<QQmlPropertyRawData> = {{propType = 39, propTypeName = 0x27 <error: Cannot access memory at address 0x27>}, {notifyIndex = 3, arguments = 0x7f1e00000003}, {{revision = 0, metaObjectOffset = 1, {{valueTypeFlags = 65534, valueTypePropType = 65535, valueTypeCoreIndex = 18128}, {overrideIndexIsProperty = 0, overrideIndex = -1}}}, {accessors = 0xfffffffe00010000, accessorData = 139767162554064}}, coreIndex = 1, flags = 578}, <No data fields>}
>#3  0x00007f1e4c3b5d02 in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) (this=0x199fca0, interrupt=...) at qml/qqmlobjectcreator.cpp:1193
>        watcher = 
>            {sharedState = {d = 0x1b641b0}, watcher = {_t = 0x1b641b0, _r = false}}
>        ocRestorer = {ep = 0x17ae230, oldCreator = 0x0}
>#4  0x00007f1e4c3470b4 in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) (enginePriv=0x17ae230, state=0x18bcd40)
>    at qml/qqmlcomponent.cpp:919
>        interrupt = 
>          {mode = None, timer = {t1 = -9223372036854775808, t2 = -9223372036854775808}, nsecs = 0, runWhile = 0x0}
>        state = 0x18bcd40
>        enginePriv = 0x17ae230
>#5  0x00007f1e4c347187 in QQmlComponentPrivate::completeCreate() (this=0x18bcca0) at qml/qqmlcomponent.cpp:955
>#6  0x00007f1e4c347020 in QQmlComponent::create(QQmlContext*) (this=0x18bd230, context=0x1927440) at qml/qqmlcomponent.cpp:781
>        _qml_memory_scope = {pushed = false}
>        rv = 0xc281d0
>#7  0x00007f1e2f57be94 in Aurorae::Decoration::init() (this=0x2189360)
>    at /usr/src/debug/kwin-5.7.3/plugins/kdecorations/aurorae/src/aurorae.cpp:31---Type <return> to continue, or q <return> to quit---
>6
>        s = {value = 0xcb4f00, d = 0xcb4ef0}
>        context = 0x1927440
>        component = 0x18bd230
>        visualParent = 
>            {d = {data = {c = -48 '\320', uc = 208 '\320', s = 8400, sc = -48 '\320', us = 8400, i = 26419408, u = 26419408, l = 26419408, ul = 26419408, b = 208, d = 1.3052921876263396e-316, f = 5.40463554e-38, real = 1.3052921876263396e-316, ll = 26419408, ull = 26419408, o = 0x19320d0, ptr = 0x19320d0, shared = 0x19320d0}, type = 26409760, is_shared = 0, is_null = 0}}
>#8  0x00007f1e5313b5b2 in KWin::Decoration::DecorationBridge::createDecoration(KWin::AbstractClient*) (this=0xcc1370, client=client@entry=0x111a030)
>    at /usr/src/debug/kwin-5.7.3/decorations/decorationbridge.cpp:260
>        args = {d = 0x19320d0}
>#9  0x00007f1e5302de19 in KWin::Client::createDecoration(QRect const&) (this=this@entry=0x111a030, oldgeom=...) at /usr/src/debug/kwin-5.7.3/client.cpp:393
>        decoration = <optimized out>
>#10 0x00007f1e5302e78b in KWin::Client::updateDecoration(bool, bool) (this=0x111a030, check_workspace_pos=<optimized out>, force=<optimized out>)
>    at /usr/src/debug/kwin-5.7.3/client.cpp:380
>        oldgeom = {x1 = 0, y1 = 0, x2 = 99, y2 = 99}
>        force = false
>        check_workspace_pos = false
>        this = 0x111a030
>#11 0x00007f1e53086fff in KWin::Client::manage(unsigned int, bool) (this=this@entry=0x111a030, w=w@entry=16777229, isMapped=isMapped@entry=false)
>    at /usr/src/debug/kwin-5.7.3/manage.cpp:385
>        stacking_blocker = {ws = 0xcb88f0}
>        attr = 
>            {<KWin::Xcb::AbstractWrapper<KWin::Xcb::WindowAttributesData>> = {_vptr.AbstractWrapper = <optimized out>, m_retrieved = true, m_cookie = {sequence = 8261}, m_window = <optimized out>, m_reply = 0x7f1e300021a0}, <No data fields>}
>        windowGeometry = 
>              {<KWin::Xcb::Wrapper<KWin::Xcb::GeometryData, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::GeometryData>> = {_vptr.AbstractWrapper = <optimized out>, m_retrieved = true, m_cookie = {sequence = 8262}, m_window = <optimized out>, m_reply = 0x7f1e30002200}, <No data fields>}, <No data fields>}
>        properties = {i = 553549824}
>        properties2 = {i = 65742475}
>        wmClientLeaderCookie = 
>          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e300015f0}, <No data fields>}, m_type = 33}
>        skipCloseAnimationCookie = 
>          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30004ca0}, <No data fields>}, m_type = 6}
>---Type <return> to continue, or q <return> to quit---
>        gtkFrameExtentsCookie = 
>          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30004bd0}, <No data fields>}, m_type = 6}
>        showOnScreenEdgeCookie = 
>          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = false, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x0}, <No data fields>}, m_type = 6}
>        colorSchemeCookie = 
>            {<KWin::Xcb::Property> = {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150c0 <vtable for KWin::Xcb::StringProperty+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30003f50}, <No data fields>}, m_type = 31}, <No data fields>}
>        firstInTabBoxCookie = 
>          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30003f00}, <No data fields>}, m_type = 478}
>        transientCookie = 
>            {<KWin::Xcb::Property> = {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534154e8 <vtable for KWin::Xcb::TransientFor+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30003eb0}, <No data fields>}, m_type = 33}, <No data fields>}
>        activitiesCookie = 
>            {<KWin::Xcb::Property> = {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150c0 <vtable for KWin::Xcb::StringProperty+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30003e60}, <No data fields>}, m_type = 31}, <No data fields>}
>        init_minimize = false
>        asn_id = {d = 0x199e1f0}
>        asn_data = {d = 0x19a2f90}
>        asn_valid = false
>        session = <optimized out>
>        desk = <optimized out>
>        activitiesList = 
>          {static null = {<No data fields>}, d = 0x7f1e5141a5e0 <QArrayData::shared_null>}
>        geom = {x1 = 0, y1 = 0, x2 = 1671, y2 = 668}
>        placementDone = false
>        area = {x1 = 0, y1 = 0, x2 = 1919, y2 = 1049}
>        partial_keep_in_area = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        usePosition = <optimized out>
>        dontKeepInArea = false
>        forced_pos = <optimized out>
>#12 0x00007f1e5301282f in KWin::Workspace::createClient(unsigned int, bool) (this=0xcb88f0, w=16777229, is_mapped=<optimized out>)
>    at /usr/src/debug/kwin-5.7.3/workspace.cpp:498
>        blocker = {ws = 0xcb88f0}
>        c = 0x111a030
>#13 0x00007f1e53075378 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) (this=0xcb88f0, e=0x7f1e30004280) at /usr/src/debug/kwin-5.7.3/events.cpp:417
>        eventType = <optimized out>
>        eventWindow = <optimized out>
>#14 0x00007f1e51350ea7 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) (this=<optimized out>, eventType=..., message=message@entry=0x7f1e30004280, result=result@entry=0x7ffd35d8e0a8)
>    at kernel/qabstracteventdispatcher.cpp:460
>        filter = <optimized out>
>        i = 7
>        loopLevelCounter = {threadData = 0xbee620}
>        d = 0xc38ef0
>#15 0x00007f1e383fc145 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) (this=this@entry=0xc09290, event=event@entry=0x7f1e30004280)
>    at qxcbconnection.cpp:1091
>        result = 0
>        dispatcher = <optimized out>
>        handled = <optimized out>
>        response_type = <optimized out>
>#16 0x00007f1e383fd066 in QXcbConnection::processXcbEvents() (this=0xc09290)
>    at qxcbconnection.cpp:1723
>        event = 0x7f1e30004280
>        eventGuard = {d = 0x7f1e30004280}
>        accepted = false
>        it = 0x7f1e5141a5b0 <qt_array+48>
>        i = 0
>        connection_error = <optimized out>
>        eventqueue = 0xc14ed8
>#17 0x00007f1e5137fbca in QObject::event(QEvent*) (this=0xc09290, e=<optimized out>) at kernel/qobject.cpp:1256
>        mce = <optimized out>
>        sw = 
>          {receiver = 0xc09290, previousSender = 0x0, currentSender = {sender = 0xc14ec0, signal = 5, ref = 1}, switched = true}
>#18 0x00007f1e51cb990c in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0xc09290, e=0x7f1e30003780)
>    at kernel/qapplication.cpp:3804
>        consumed = <optimized out>
>        this = <optimized out>
>        e = 0x7f1e30003780
>        receiver = 0xc09290
>#19 0x00007f1e51cbea76 in QApplication::notify(QObject*, QEvent*) (this=0x7ffd35d8e670, receiver=0xc09290, e=0x7f1e30003780) at kernel/qapplication.cpp:3561
>        w = 0xc09290
>        extra = <optimized out>
>        isProxyWidget = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        res = false
>#20 0x00007f1e51353e18 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0xc09290, event=event@entry=0x7f1e30003780)
>    at kernel/qcoreapplication.cpp:1015
>        selfRequired = true
>        result = false
>        cbdata = {0xc09290, 0x7f1e30003780, 0x7ffd35d8e39f}
>        d = <optimized out>
>        threadData = 0xbee620
>        loopLevelCounter = {threadData = 0xbee620}
>#21 0x00007f1e51355c3b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x7f1e30003780, receiver=<optimized out>)
>    at kernel/qcoreapplication.h:225
>        e = 0x7f1e30003780
>        pe = <optimized out>
>        r = <optimized out>
>        unlocker = {m = <synthetic pointer>}
>        event_deleter = {d = 0x7f1e30003780}
>        locker = {val = 12510792}
>        startOffset = 0
>        i = @0xbee63c: 1
>        cleanup = 
>          {receiver = 0x0, event_type = 0, data = 0xbee620, exceptionCaught = true}
>#22 0x00007f1e51355c3b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xbee620) at kernel/qcoreapplication.cpp:1650
>        e = 0x7f1e30003780
>        pe = <optimized out>
>        r = <optimized out>
>        unlocker = {m = <synthetic pointer>}
>        event_deleter = {d = 0x7f1e30003780}
>        locker = {val = 12510792}
>        startOffset = 0
>        i = @0xbee63c: 1
>        cleanup = 
>          {receiver = 0x0, event_type = 0, data = 0xbee620, exceptionCaught = true}
>#23 0x00007f1e513a3b32 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xbee600, flags=flags@entry=...)
>    at kernel/qeventdispatcher_unix.cpp:579
>        d = 0xc38ef0
>        nevents = <optimized out>
>        canWait = <optimized out>
>#24 0x00007f1e384669bd in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=<optimized out>, flags=...)
>    at eventdispatchers/qunixeventdispatcher.cpp:62
>        didSendEvents = <optimized out>
>#25 0x00007f1e51351c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffd35d8e570, flags=..., flags@entry=...)
>    at kernel/qeventloop.cpp:204
>        d = 0xc5ac40
>        locker = {val = 12510992}
>        ref = {d = 0xc5ac40, locker = @0x7ffd35d8e500, exceptionCaught = true}
>---Type <return> to continue, or q <return> to quit---
>#26 0x00007f1e5135a001 in QCoreApplication::exec() ()
>    at kernel/qcoreapplication.cpp:1285
>        threadData = 0xbee620
>        eventLoop = 
>              {<QObject> = {_vptr.QObject = 0x7f1e515992b8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e514bb900 <qt_meta_stringdata_QObject>, data = 0x7f1e514bb7e0 <qt_meta_data_QObject>, static_metacall = 0x7f1e51386610 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0xc5ac40}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e51503460 <qt_meta_stringdata_Qt>, data = 0x7f1e515009e0 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e51590760 <QObject::staticMetaObject>, stringdata = 0x7f1e51519ee0 <qt_meta_stringdata_QEventLoop>, data = 0x7f1e51519e80 <qt_meta_data_QEventLoop>, static_metacall = 0x7f1e513f5ae0 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
>        returnCode = <optimized out>
>#27 0x00007f1e51695ccc in QGuiApplication::exec() ()
>    at kernel/qguiapplication.cpp:1607
>#28 0x00007f1e51cb6b95 in QApplication::exec() ()
>    at kernel/qapplication.cpp:2979
>#29 0x00007f1e53a030e6 in kdemain(int, char**) (argc=1, argv=0x7ffd35d8e7f8)
>    at /usr/src/debug/kwin-5.7.3/main_x11.cpp:466
>        primaryScreen = 0
>        c = 0x0
>        number_of_screens = <optimized out>
>        a = 
>          {<KWin::Application> = {<QApplication> = {<QGuiApplication> = {<QCoreApplication> = {<QObject> = {_vptr.QObject = 0x7f1e53c05b68 <vtable for KWin::ApplicationX11+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e514bb900 <qt_meta_stringdata_QObject>, data = 0x7f1e514bb7e0 <qt_meta_data_QObject>, static_metacall = 0x7f1e51386610 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0xbff4b0}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e51503460 <qt_meta_stringdata_Qt>, data = 0x7f1e515009e0 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e51590760 <QObject::staticMetaObject>, stringdata = 0x7f1e5151a0c0 <qt_meta_stringdata_QCoreApplication>, data = 0x7f1e51519fa0 <qt_meta_data_QCoreApplication>, static_metacall = 0x7f1e513f5c60 <QCoreApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, static self = 0x7ffd35d8e670}, static staticMetaObject = {d = {superdata = 0x7f1e51599400 <QCoreApplication::staticMetaObject>, stringdata = 0x7f1e51a7b4c0 <qt_meta_stringdata_QGuiApplication>, data = 0x7f1e51a7b280 <qt_meta_data_QGuiApplication>, static_metacall = 0x7f1e5169faa0 <QGuiApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e51b47120 <QGuiApplication::staticMetaObject>, stringdata = 0x7f1e5203eac0 <qt_meta_stringdata_QApplication>, data = 0x7f1e5203e940 <qt_meta_data_QApplication>, static_metacall = 0x7f1e51cbc500 <QApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e5218dca0 <QApplication::staticMetaObject>, stringdata = 0x7f1e531bf800 <qt_meta_stringdata_KWin__Application>, data = 0x7f1e531bf6e0 <qt_meta_data_KWin__Application>,---Type <return> to continue, or q <return> to quit---
> static_metacall = 0x7f1e5317c420 <KWin::Application::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, m_originalSessionKey = {static null = {<No data fields>}, d = 0x7f1e5141a5e0 <QArrayData::shared_null>}, static crashes = 0, m_eventFilter = {d = 0xc33290}, m_configLock = false, m_config = {d = 0xc47910}, m_operationMode = KWin::Application::OperationModeX11, m_x11Time = 515970100, m_rootWindow = 207, m_connection = 0xc0aa80, m_useKActivities = true, m_platform = 0xc4dd90}, static staticMetaObject = {d = {superdata = 0x7f1e53420a80 <KWin::Application::staticMetaObject>, stringdata = 0x7f1e53a04c00 <qt_meta_stringdata_KWin__ApplicationX11>, data = 0x7f1e53a04ba0 <qt_meta_data_KWin__ApplicationX11>, static_metacall = 0x7f1e53a041d0 <KWin::ApplicationX11::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, owner = {d = 0xc50640}, m_replace = false}
>        replaceOption = {d = {d = 0xc4d440}}
>        parser = {d = 0xc45de0}
>        noActivitiesOption = {d = {d = 0xc4e2c0}}
>        plugins = {d = 0xc4dd50}
>        helper = 
>          {<QObject> = {_vptr.QObject = 0x7f1e5341ec78 <vtable for KWin::SessionSaveDoneHelper+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e514bb900 <qt_meta_stringdata_QObject>, data = 0x7f1e514bb7e0 <qt_meta_data_QObject>, static_metacall = 0x7f1e51386610 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0xc58ef0}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e51503460 <qt_meta_stringdata_Qt>, data = 0x7f1e515009e0 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e51590760 <QObject::staticMetaObject>, stringdata = 0x7f1e531b47a0 <qt_meta_stringdata_KWin__SessionSaveDoneHelper>, data = 0x7f1e531b4740 <qt_meta_data_KWin__SessionSaveDoneHelper>, static_metacall = 0x7f1e5317d2a0 <KWin::SessionSaveDoneHelper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, notifier = 0xc59130, conn = 0xc599b0}
>#30 0x00007f1e5344a600 in __libc_start_main (main=
>    0x400780 <main(int, char**)>, argc=1, argv=0x7ffd35d8e7f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd35d8e7e8)
>    at libc-start.c:289
>        result = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {0, 1467015145015825930, 4196240, 140725506861040, 0, 0, -1467740607395310070, -1556199790277470710}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x4008a0 <__libc_csu_init>, 0x7ffd35d8e7f8}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4196512}}}
>        not_first_call = <optimized out>
>#31 0x00000000004007b9 in _start () at ../sysdeps/x86_64/start.S:118
>(gdb) 
>(gdb) q
>A debugging session is active.
>
>	Inferior 1 [process 5753] will be detached.
>
>Quit anyway? (y or n) y
>Detaching from program: /usr/bin/kwin_x11, process 5753
>shlomif@telaviv1:~$ exit
>exit
>
>Script done on Wed 31 Aug 2016 00:01:00 IDT

shlomif@telaviv1:~$ gdb /usr/bin/kwin_x11 `pgrep kwin_x11`
GNU gdb (GDB) 7.11.1-12.mga6 (Mageia release 6)
Copyright (C) 2016 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-mageia-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /usr/bin/kwin_x11...Reading symbols from /usr/lib/debug/usr/bin/kwin_x11.debug...done.
done.
Attaching to program: /usr/bin/kwin_x11, process 5753
[New LWP 5757]
[New LWP 5759]
[New LWP 5792]
[New LWP 5856]
[New LWP 5872]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".

warning: the debug information found in "/usr/lib/debug//usr/lib64/libicui18n.so.57.1.debug" does not match "/lib64/libicui18n.so.57" (CRC mismatch).

Missing separate debuginfo for /lib64/libicui18n.so.57
Try: urpmi  /usr/lib/debug/.build-id/83/372dc472cc0862fffb1c7de627011a9d1f2559.debug

warning: the debug information found in "/usr/lib/debug//usr/lib64/libicuuc.so.57.1.debug" does not match "/lib64/libicuuc.so.57" (CRC mismatch).

Missing separate debuginfo for /lib64/libicuuc.so.57
Try: urpmi  /usr/lib/debug/.build-id/04/1fa32d031b5310c69ecc99d02c5fdf767cb057.debug

warning: the debug information found in "/usr/lib/debug//usr/lib64/libicudata.so.57.1.debug" does not match "/lib64/libicudata.so.57" (CRC mismatch).

Missing separate debuginfo for /lib64/libicudata.so.57
Try: urpmi  /usr/lib/debug/.build-id/2f/63913c8f4676f77cbe984b8dce22902d4e450b.debug
0x00007f1e53515eac in __pselect (nfds=nfds@entry=17, 
    readfds=readfds@entry=0xc39088, writefds=writefds@entry=0xc39318, 
    exceptfds=exceptfds@entry=0xc395a8, timeout=<optimized out>, 
    timeout@entry=0x7ffd35d8e320, sigmask=sigmask@entry=0x0)
    at ../sysdeps/unix/sysv/linux/pselect.c:69
69	  result = CALL_PSELECT6 (nfds, readfds, writefds, exceptfds, timeout,
(gdb) c
Continuing.

Thread 1 "kwin_x11" received signal SIGSEGV, Segmentation fault.
QV4::Value::as<QV4::QQmlValueTypeWrapper const> (this=0x7f1d8dfe7320)
    at ../../src/qml/jsruntime/qv4value_p.h:348
348	            vt = vt->parent;
(gdb) bt full
#0  0x00007f1e4c3abf89 in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) (this=0x7f1d8dfe7320)
    at ../../src/qml/jsruntime/qv4value_p.h:348
        vt = 0x7f1e2c09
        engine = 0x17ae210
        type = <optimized out>
        watcher = {_c = 0x0, _w = 0x7f1d8dfe7320, _s = 0x17aeb40}
#1  0x00007f1e4c3abf89 in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) (this=this@entry=0x1900700, core=..., result=..., isUndefined=<optimized out>, flags=...)
    at qml/qqmlbinding.cpp:257
        engine = 0x17ae210
        type = <optimized out>
        watcher = {_c = 0x0, _w = 0x7f1d8dfe7320, _s = 0x17aeb40}
#2  0x00007f1e4c3ace5a in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) (this=0x1900700, flags=...) at qml/qqmlbinding.cpp:191
        isUndefined = false
        result = {ptr = 0x7f1d8dfe7320}
        error = false
        scope = {engine = 0x17aeb40, mark = 0x7f1d8dfe7318}
        f = {ptr = 0x7f1d8dfe7318}
        prof = 
            {<QQmlProfilerHelper> = {<QQmlProfilerDefinitions> = {<No data fields>}, profiler = 0x0}, <No data fields>}
        watcher = {_c = 0x1902380, _w = 0x7ffd35d8d620, _s = 0x1900700}
        pd = 
            {<QQmlPropertyRawData> = {{propType = 39, propTypeName = 0x27 <error: Cannot access memory at address 0x27>}, {notifyIndex = 3, arguments = 0x7f1e00000003}, {{revision = 0, metaObjectOffset = 1, {{valueTypeFlags = 65534, valueTypePropType = 65535, valueTypeCoreIndex = 18128}, {overrideIndexIsProperty = 0, overrideIndex = -1}}}, {accessors = 0xfffffffe00010000, accessorData = 139767162554064}}, coreIndex = 1, flags = 578}, <No data fields>}
#3  0x00007f1e4c3b5d02 in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) (this=0x199fca0, interrupt=...) at qml/qqmlobjectcreator.cpp:1193
        watcher = 
            {sharedState = {d = 0x1b641b0}, watcher = {_t = 0x1b641b0, _r = false}}
        ocRestorer = {ep = 0x17ae230, oldCreator = 0x0}
#4  0x00007f1e4c3470b4 in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) (enginePriv=0x17ae230, state=0x18bcd40)
    at qml/qqmlcomponent.cpp:919
        interrupt = 
          {mode = None, timer = {t1 = -9223372036854775808, t2 = -9223372036854775808}, nsecs = 0, runWhile = 0x0}
        state = 0x18bcd40
        enginePriv = 0x17ae230
#5  0x00007f1e4c347187 in QQmlComponentPrivate::completeCreate() (this=0x18bcca0) at qml/qqmlcomponent.cpp:955
#6  0x00007f1e4c347020 in QQmlComponent::create(QQmlContext*) (this=0x18bd230, context=0x1927440) at qml/qqmlcomponent.cpp:781
        _qml_memory_scope = {pushed = false}
        rv = 0xc281d0
#7  0x00007f1e2f57be94 in Aurorae::Decoration::init() (this=0x2189360)
    at /usr/src/debug/kwin-5.7.3/plugins/kdecorations/aurorae/src/aurorae.cpp:31---Type <return> to continue, or q <return> to quit---
6
        s = {value = 0xcb4f00, d = 0xcb4ef0}
        context = 0x1927440
        component = 0x18bd230
        visualParent = 
            {d = {data = {c = -48 '\320', uc = 208 '\320', s = 8400, sc = -48 '\320', us = 8400, i = 26419408, u = 26419408, l = 26419408, ul = 26419408, b = 208, d = 1.3052921876263396e-316, f = 5.40463554e-38, real = 1.3052921876263396e-316, ll = 26419408, ull = 26419408, o = 0x19320d0, ptr = 0x19320d0, shared = 0x19320d0}, type = 26409760, is_shared = 0, is_null = 0}}
#8  0x00007f1e5313b5b2 in KWin::Decoration::DecorationBridge::createDecoration(KWin::AbstractClient*) (this=0xcc1370, client=client@entry=0x111a030)
    at /usr/src/debug/kwin-5.7.3/decorations/decorationbridge.cpp:260
        args = {d = 0x19320d0}
#9  0x00007f1e5302de19 in KWin::Client::createDecoration(QRect const&) (this=this@entry=0x111a030, oldgeom=...) at /usr/src/debug/kwin-5.7.3/client.cpp:393
        decoration = <optimized out>
#10 0x00007f1e5302e78b in KWin::Client::updateDecoration(bool, bool) (this=0x111a030, check_workspace_pos=<optimized out>, force=<optimized out>)
    at /usr/src/debug/kwin-5.7.3/client.cpp:380
        oldgeom = {x1 = 0, y1 = 0, x2 = 99, y2 = 99}
        force = false
        check_workspace_pos = false
        this = 0x111a030
#11 0x00007f1e53086fff in KWin::Client::manage(unsigned int, bool) (this=this@entry=0x111a030, w=w@entry=16777229, isMapped=isMapped@entry=false)
    at /usr/src/debug/kwin-5.7.3/manage.cpp:385
        stacking_blocker = {ws = 0xcb88f0}
        attr = 
            {<KWin::Xcb::AbstractWrapper<KWin::Xcb::WindowAttributesData>> = {_vptr.AbstractWrapper = <optimized out>, m_retrieved = true, m_cookie = {sequence = 8261}, m_window = <optimized out>, m_reply = 0x7f1e300021a0}, <No data fields>}
        windowGeometry = 
              {<KWin::Xcb::Wrapper<KWin::Xcb::GeometryData, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::GeometryData>> = {_vptr.AbstractWrapper = <optimized out>, m_retrieved = true, m_cookie = {sequence = 8262}, m_window = <optimized out>, m_reply = 0x7f1e30002200}, <No data fields>}, <No data fields>}
        properties = {i = 553549824}
        properties2 = {i = 65742475}
        wmClientLeaderCookie = 
          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e300015f0}, <No data fields>}, m_type = 33}
        skipCloseAnimationCookie = 
          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30004ca0}, <No data fields>}, m_type = 6}
---Type <return> to continue, or q <return> to quit---
        gtkFrameExtentsCookie = 
          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30004bd0}, <No data fields>}, m_type = 6}
        showOnScreenEdgeCookie = 
          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = false, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x0}, <No data fields>}, m_type = 6}
        colorSchemeCookie = 
            {<KWin::Xcb::Property> = {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150c0 <vtable for KWin::Xcb::StringProperty+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30003f50}, <No data fields>}, m_type = 31}, <No data fields>}
        firstInTabBoxCookie = 
          {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150a0 <vtable for KWin::Xcb::Property+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30003f00}, <No data fields>}, m_type = 478}
        transientCookie = 
            {<KWin::Xcb::Property> = {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534154e8 <vtable for KWin::Xcb::TransientFor+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30003eb0}, <No data fields>}, m_type = 33}, <No data fields>}
        activitiesCookie = 
            {<KWin::Xcb::Property> = {<KWin::Xcb::Wrapper<KWin::Xcb::PropertyData, unsigned char, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int>> = {<KWin::Xcb::AbstractWrapper<KWin::Xcb::PropertyData>> = {_vptr.AbstractWrapper = 0x7f1e534150c0 <vtable for KWin::Xcb::StringProperty+16>, m_retrieved = true, m_cookie = {<No data fields>}, m_window = 16777229, m_reply = 0x7f1e30003e60}, <No data fields>}, m_type = 31}, <No data fields>}
        init_minimize = false
        asn_id = {d = 0x199e1f0}
        asn_data = {d = 0x19a2f90}
        asn_valid = false
        session = <optimized out>
        desk = <optimized out>
        activitiesList = 
          {static null = {<No data fields>}, d = 0x7f1e5141a5e0 <QArrayData::shared_null>}
        geom = {x1 = 0, y1 = 0, x2 = 1671, y2 = 668}
        placementDone = false
        area = {x1 = 0, y1 = 0, x2 = 1919, y2 = 1049}
        partial_keep_in_area = <optimized out>
---Type <return> to continue, or q <return> to quit---
        usePosition = <optimized out>
        dontKeepInArea = false
        forced_pos = <optimized out>
#12 0x00007f1e5301282f in KWin::Workspace::createClient(unsigned int, bool) (this=0xcb88f0, w=16777229, is_mapped=<optimized out>)
    at /usr/src/debug/kwin-5.7.3/workspace.cpp:498
        blocker = {ws = 0xcb88f0}
        c = 0x111a030
#13 0x00007f1e53075378 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) (this=0xcb88f0, e=0x7f1e30004280) at /usr/src/debug/kwin-5.7.3/events.cpp:417
        eventType = <optimized out>
        eventWindow = <optimized out>
#14 0x00007f1e51350ea7 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) (this=<optimized out>, eventType=..., message=message@entry=0x7f1e30004280, result=result@entry=0x7ffd35d8e0a8)
    at kernel/qabstracteventdispatcher.cpp:460
        filter = <optimized out>
        i = 7
        loopLevelCounter = {threadData = 0xbee620}
        d = 0xc38ef0
#15 0x00007f1e383fc145 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) (this=this@entry=0xc09290, event=event@entry=0x7f1e30004280)
    at qxcbconnection.cpp:1091
        result = 0
        dispatcher = <optimized out>
        handled = <optimized out>
        response_type = <optimized out>
#16 0x00007f1e383fd066 in QXcbConnection::processXcbEvents() (this=0xc09290)
    at qxcbconnection.cpp:1723
        event = 0x7f1e30004280
        eventGuard = {d = 0x7f1e30004280}
        accepted = false
        it = 0x7f1e5141a5b0 <qt_array+48>
        i = 0
        connection_error = <optimized out>
        eventqueue = 0xc14ed8
#17 0x00007f1e5137fbca in QObject::event(QEvent*) (this=0xc09290, e=<optimized out>) at kernel/qobject.cpp:1256
        mce = <optimized out>
        sw = 
          {receiver = 0xc09290, previousSender = 0x0, currentSender = {sender = 0xc14ec0, signal = 5, ref = 1}, switched = true}
#18 0x00007f1e51cb990c in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0xc09290, e=0x7f1e30003780)
    at kernel/qapplication.cpp:3804
        consumed = <optimized out>
        this = <optimized out>
        e = 0x7f1e30003780
        receiver = 0xc09290
#19 0x00007f1e51cbea76 in QApplication::notify(QObject*, QEvent*) (this=0x7ffd35d8e670, receiver=0xc09290, e=0x7f1e30003780) at kernel/qapplication.cpp:3561
        w = 0xc09290
        extra = <optimized out>
        isProxyWidget = <optimized out>
---Type <return> to continue, or q <return> to quit---
        res = false
#20 0x00007f1e51353e18 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0xc09290, event=event@entry=0x7f1e30003780)
    at kernel/qcoreapplication.cpp:1015
        selfRequired = true
        result = false
        cbdata = {0xc09290, 0x7f1e30003780, 0x7ffd35d8e39f}
        d = <optimized out>
        threadData = 0xbee620
        loopLevelCounter = {threadData = 0xbee620}
#21 0x00007f1e51355c3b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x7f1e30003780, receiver=<optimized out>)
    at kernel/qcoreapplication.h:225
        e = 0x7f1e30003780
        pe = <optimized out>
        r = <optimized out>
        unlocker = {m = <synthetic pointer>}
        event_deleter = {d = 0x7f1e30003780}
        locker = {val = 12510792}
        startOffset = 0
        i = @0xbee63c: 1
        cleanup = 
          {receiver = 0x0, event_type = 0, data = 0xbee620, exceptionCaught = true}
#22 0x00007f1e51355c3b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0xbee620) at kernel/qcoreapplication.cpp:1650
        e = 0x7f1e30003780
        pe = <optimized out>
        r = <optimized out>
        unlocker = {m = <synthetic pointer>}
        event_deleter = {d = 0x7f1e30003780}
        locker = {val = 12510792}
        startOffset = 0
        i = @0xbee63c: 1
        cleanup = 
          {receiver = 0x0, event_type = 0, data = 0xbee620, exceptionCaught = true}
#23 0x00007f1e513a3b32 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xbee600, flags=flags@entry=...)
    at kernel/qeventdispatcher_unix.cpp:579
        d = 0xc38ef0
        nevents = <optimized out>
        canWait = <optimized out>
#24 0x00007f1e384669bd in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=<optimized out>, flags=...)
    at eventdispatchers/qunixeventdispatcher.cpp:62
        didSendEvents = <optimized out>
#25 0x00007f1e51351c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffd35d8e570, flags=..., flags@entry=...)
    at kernel/qeventloop.cpp:204
        d = 0xc5ac40
        locker = {val = 12510992}
        ref = {d = 0xc5ac40, locker = @0x7ffd35d8e500, exceptionCaught = true}
---Type <return> to continue, or q <return> to quit---
#26 0x00007f1e5135a001 in QCoreApplication::exec() ()
    at kernel/qcoreapplication.cpp:1285
        threadData = 0xbee620
        eventLoop = 
              {<QObject> = {_vptr.QObject = 0x7f1e515992b8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e514bb900 <qt_meta_stringdata_QObject>, data = 0x7f1e514bb7e0 <qt_meta_data_QObject>, static_metacall = 0x7f1e51386610 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0xc5ac40}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e51503460 <qt_meta_stringdata_Qt>, data = 0x7f1e515009e0 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e51590760 <QObject::staticMetaObject>, stringdata = 0x7f1e51519ee0 <qt_meta_stringdata_QEventLoop>, data = 0x7f1e51519e80 <qt_meta_data_QEventLoop>, static_metacall = 0x7f1e513f5ae0 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#27 0x00007f1e51695ccc in QGuiApplication::exec() ()
    at kernel/qguiapplication.cpp:1607
#28 0x00007f1e51cb6b95 in QApplication::exec() ()
    at kernel/qapplication.cpp:2979
#29 0x00007f1e53a030e6 in kdemain(int, char**) (argc=1, argv=0x7ffd35d8e7f8)
    at /usr/src/debug/kwin-5.7.3/main_x11.cpp:466
        primaryScreen = 0
        c = 0x0
        number_of_screens = <optimized out>
        a = 
          {<KWin::Application> = {<QApplication> = {<QGuiApplication> = {<QCoreApplication> = {<QObject> = {_vptr.QObject = 0x7f1e53c05b68 <vtable for KWin::ApplicationX11+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e514bb900 <qt_meta_stringdata_QObject>, data = 0x7f1e514bb7e0 <qt_meta_data_QObject>, static_metacall = 0x7f1e51386610 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0xbff4b0}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e51503460 <qt_meta_stringdata_Qt>, data = 0x7f1e515009e0 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e51590760 <QObject::staticMetaObject>, stringdata = 0x7f1e5151a0c0 <qt_meta_stringdata_QCoreApplication>, data = 0x7f1e51519fa0 <qt_meta_data_QCoreApplication>, static_metacall = 0x7f1e513f5c60 <QCoreApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, static self = 0x7ffd35d8e670}, static staticMetaObject = {d = {superdata = 0x7f1e51599400 <QCoreApplication::staticMetaObject>, stringdata = 0x7f1e51a7b4c0 <qt_meta_stringdata_QGuiApplication>, data = 0x7f1e51a7b280 <qt_meta_data_QGuiApplication>, static_metacall = 0x7f1e5169faa0 <QGuiApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e51b47120 <QGuiApplication::staticMetaObject>, stringdata = 0x7f1e5203eac0 <qt_meta_stringdata_QApplication>, data = 0x7f1e5203e940 <qt_meta_data_QApplication>, static_metacall = 0x7f1e51cbc500 <QApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e5218dca0 <QApplication::staticMetaObject>, stringdata = 0x7f1e531bf800 <qt_meta_stringdata_KWin__Application>, data = 0x7f1e531bf6e0 <qt_meta_data_KWin__Application>,---Type <return> to continue, or q <return> to quit---
 static_metacall = 0x7f1e5317c420 <KWin::Application::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, m_originalSessionKey = {static null = {<No data fields>}, d = 0x7f1e5141a5e0 <QArrayData::shared_null>}, static crashes = 0, m_eventFilter = {d = 0xc33290}, m_configLock = false, m_config = {d = 0xc47910}, m_operationMode = KWin::Application::OperationModeX11, m_x11Time = 515970100, m_rootWindow = 207, m_connection = 0xc0aa80, m_useKActivities = true, m_platform = 0xc4dd90}, static staticMetaObject = {d = {superdata = 0x7f1e53420a80 <KWin::Application::staticMetaObject>, stringdata = 0x7f1e53a04c00 <qt_meta_stringdata_KWin__ApplicationX11>, data = 0x7f1e53a04ba0 <qt_meta_data_KWin__ApplicationX11>, static_metacall = 0x7f1e53a041d0 <KWin::ApplicationX11::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, owner = {d = 0xc50640}, m_replace = false}
        replaceOption = {d = {d = 0xc4d440}}
        parser = {d = 0xc45de0}
        noActivitiesOption = {d = {d = 0xc4e2c0}}
        plugins = {d = 0xc4dd50}
        helper = 
          {<QObject> = {_vptr.QObject = 0x7f1e5341ec78 <vtable for KWin::SessionSaveDoneHelper+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e514bb900 <qt_meta_stringdata_QObject>, data = 0x7f1e514bb7e0 <qt_meta_data_QObject>, static_metacall = 0x7f1e51386610 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0xc58ef0}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f1e51503460 <qt_meta_stringdata_Qt>, data = 0x7f1e515009e0 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f1e51590760 <QObject::staticMetaObject>, stringdata = 0x7f1e531b47a0 <qt_meta_stringdata_KWin__SessionSaveDoneHelper>, data = 0x7f1e531b4740 <qt_meta_data_KWin__SessionSaveDoneHelper>, static_metacall = 0x7f1e5317d2a0 <KWin::SessionSaveDoneHelper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, notifier = 0xc59130, conn = 0xc599b0}
#30 0x00007f1e5344a600 in __libc_start_main (main=
    0x400780 <main(int, char**)>, argc=1, argv=0x7ffd35d8e7f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd35d8e7e8)
    at libc-start.c:289
        result = <optimized out>
        unwind_buf = 
              {cancel_jmp_buf = {{jmp_buf = {0, 1467015145015825930, 4196240, 140725506861040, 0, 0, -1467740607395310070, -1556199790277470710}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x4008a0 <__libc_csu_init>, 0x7ffd35d8e7f8}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4196512}}}
        not_first_call = <optimized out>
#31 0x00000000004007b9 in _start () at ../sysdeps/x86_64/start.S:118
(gdb) 
(gdb) q
A debugging session is active.

	Inferior 1 [process 5753] will be detached.

Quit anyway? (y or n) y
Detaching from program: /usr/bin/kwin_x11, process 5753
shlomif@telaviv1:~$ exit
exit

Script done on Wed 31 Aug 2016 00:01:00 IDT

Actions: View

Attachments on bug 18957: 8185 | 8248 | 8261 | 8262 | 8270 | 8383