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List:       kwin
Subject:    [Bug 193934] KDE crashes when switching between applications
From:       Stefano Fornari <stefano.fornari () gmail ! com>
Date:       2009-05-24 22:40:09
Message-ID: 20090524224009.44B70163F9 () immanuel ! kde ! org
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https://bugs.kde.org/show_bug.cgi?id=193934





--- Comment #4 from Stefano Fornari <stefano fornari gmail com>  2009-05-25 00:40:08 ---
Here we go

Application: KWin (kwin), signal SIGSEGV

Thread 1 (Thread 0xb62ae710 (LWP 14594)):
[KCrash Handler]
#6  0x00000000 in ?? ()
#7  0xb45d936c in KWin::BoxSwitchEffect::paintWindowThumbnail (this=0x976dfd8,
w=0x975c1d0) at
/build/buildd/kdebase-workspace-4.2.2/kwin/effects/boxswitch.cpp:761
#8  0xb45dc642 in KWin::BoxSwitchEffect::paintScreen (this=0x976dfd8, mask=8,
region={d = 0xbf864ca8, static shared_empty = {ref = {_q_value = 261}, rgn =
0x0, xrectangles = 0x0, qt_rgn = 0x0}}, 
    data=@0xbf864e88) at
/build/buildd/kdebase-workspace-4.2.2/kwin/effects/boxswitch.cpp:147
#9  0xb7f1d3ff in KWin::EffectsHandlerImpl::paintScreen (this=0x96e4a18,
mask=8, region={d = 0xbf864ce8, static shared_empty = {ref = {_q_value = 261},
rgn = 0x0, xrectangles = 0x0, qt_rgn = 0x0}}, 
    data=@0xbf864e88) at
/build/buildd/kdebase-workspace-4.2.2/kwin/effects.cpp:122
#10 0xb7e533b6 in KWin::Effect::paintScreen (this=0x9757748, mask=8, region={d
= 0xbf864d28, static shared_empty = {ref = {_q_value = 261}, rgn = 0x0,
xrectangles = 0x0, qt_rgn = 0x0}}, 
    data=@0xbf864e88) at
/build/buildd/kdebase-workspace-4.2.2/kwin/lib/kwineffects.cpp:199
#11 0xb7f1d3ff in KWin::EffectsHandlerImpl::paintScreen (this=0x96e4a18,
mask=8, region={d = 0xbf864d68, static shared_empty = {ref = {_q_value = 261},
rgn = 0x0, xrectangles = 0x0, qt_rgn = 0x0}}, 
    data=@0xbf864e88) at
/build/buildd/kdebase-workspace-4.2.2/kwin/effects.cpp:122
#12 0xb7e533b6 in KWin::Effect::paintScreen (this=0x9754688, mask=8, region={d
= 0xbf864da8, static shared_empty = {ref = {_q_value = 261}, rgn = 0x0,
xrectangles = 0x0, qt_rgn = 0x0}}, 
    data=@0xbf864e88) at
/build/buildd/kdebase-workspace-4.2.2/kwin/lib/kwineffects.cpp:199
#13 0xb7f1d3ff in KWin::EffectsHandlerImpl::paintScreen (this=0x96e4a18,
mask=8, region={d = 0xbf864dfc, static shared_empty = {ref = {_q_value = 261},
rgn = 0x0, xrectangles = 0x0, qt_rgn = 0x0}}, 
    data=@0xbf864e88) at
/build/buildd/kdebase-workspace-4.2.2/kwin/effects.cpp:122
#14 0xb46118ed in KWin::ZoomEffect::paintScreen (this=0x96d2ca0, mask=8,
region={d = 0xbf864e48, static shared_empty = {ref = {_q_value = 261}, rgn =
0x0, xrectangles = 0x0, qt_rgn = 0x0}}, 
    data=@0xbf864e88) at
/build/buildd/kdebase-workspace-4.2.2/kwin/effects/zoom.cpp:73
#15 0xb7f1d3ff in KWin::EffectsHandlerImpl::paintScreen (this=0x96e4a18,
mask=8, region={d = 0xbf864ee0, static shared_empty = {ref = {_q_value = 261},
rgn = 0x0, xrectangles = 0x0, qt_rgn = 0x0}}, 
    data=@0xbf864e88) at
/build/buildd/kdebase-workspace-4.2.2/kwin/effects.cpp:122
#16 0xb7f09510 in KWin::Scene::paintScreen (this=0x96ec310, mask=0xbf864f64,
region=0xbf865024) at /build/buildd/kdebase-workspace-4.2.2/kwin/scene.cpp:133
#17 0xb7f154ba in KWin::SceneOpenGL::paint (this=0x96ec310, damage={d =
0xbf865024, static shared_empty = {ref = {_q_value = 261}, rgn = 0x0,
xrectangles = 0x0, qt_rgn = 0x0}}, toplevels=
        {{p = {static shared_null = {ref = {_q_value = 3659}, alloc = 0, begin
= 0, end = 0, sharable = 1, array = {0x0}}, d = 0xbf865020}, d = 0xbf865020}})
    at /build/buildd/kdebase-workspace-4.2.2/kwin/scene_opengl.cpp:724
#18 0xb7f04806 in KWin::Workspace::performCompositing (this=0x96cfbc0) at
/build/buildd/kdebase-workspace-4.2.2/kwin/composite.cpp:384
#19 0xb7e9fbad in KWin::Workspace::qt_metacall (this=0x96cfbc0,
_c=QMetaObject::InvokeMetaMethod, _id=140, _a=0xbf8650f8)
    at
/build/buildd/kdebase-workspace-4.2.2/obj-i486-linux-gnu/kwin/workspace.moc:446
#20 0xb6cedca8 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#21 0xb6cee932 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#22 0xb6d29717 in QTimer::timeout () from /usr/lib/libQtCore.so.4
#23 0xb6cf36fe in QTimer::timerEvent () from /usr/lib/libQtCore.so.4
#24 0xb6ce815f in QObject::event () from /usr/lib/libQtCore.so.4
#25 0xb6f85e9c in QApplicationPrivate::notify_helper () from
/usr/lib/libQtGui.so.4
#26 0xb6f8e19e in QApplication::notify () from /usr/lib/libQtGui.so.4
#27 0xb7c9494d in KApplication::notify () from /usr/lib/libkdeui.so.5
#28 0xb7eb52ed in KWin::Application::notify (this=0xbf865878, o=0x96cfe14,
e=0xbf86559c) at /build/buildd/kdebase-workspace-4.2.2/kwin/main.cpp:368
#29 0xb6cd7a3b in QCoreApplication::notifyInternal () from
/usr/lib/libQtCore.so.4
#30 0xb6d06d71 in ?? () from /usr/lib/libQtCore.so.4
#31 0xb6d034e0 in ?? () from /usr/lib/libQtCore.so.4
#32 0xb641db88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#33 0xb64210eb in ?? () from /usr/lib/libglib-2.0.so.0
#34 0xb6421268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#35 0xb6d03438 in QEventDispatcherGlib::processEvents () from
/usr/lib/libQtCore.so.4
#36 0xb7027365 in ?? () from /usr/lib/libQtGui.so.4
#37 0xb6cd606a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#38 0xb6cd64aa in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#39 0xb6cd8959 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#40 0xb6f85d17 in QApplication::exec () from /usr/lib/libQtGui.so.4
#41 0xb7eb9182 in kdemain (argc=3, argv=0xbf865a54) at
/build/buildd/kdebase-workspace-4.2.2/kwin/main.cpp:519
#42 0x08048732 in main (argc=-1268509688, argv=0xb689e201) at
/build/buildd/kdebase-workspace-4.2.2/obj-i486-linux-gnu/kwin/kwin_dummy.cpp:3

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