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List: kde-bugs-dist
Subject: [Bug 163045] assertion failure when activating second monitor with
From: "Christophe Prud'Homme" <prudhomm () mit ! edu>
Date: 2008-07-23 7:22:05
Message-ID: 20080723072205.17104.qmail () ktown ! kde ! org
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http://bugs.kde.org/show_bug.cgi?id=163045
------- Additional Comments From prudhomm mit edu 2008-07-23 09:22 -------
seems like I have this bug too when I use nvidia-settings and want to use a second \
monitor using twinview, I get often a crash. Sometimes it works after several tries.
here is the backtrace
Application: KWin (kwin), signal SIGSEGV
[Thread debugging using libthread_db enabled]
[New Thread 0xb572c720 (LWP 15969)]
[KCrash handler]
#6 KWin::Scene::Window::isOpaque (this=0x0)
at /tmp/buildd/kdebase-workspace-4.0.98/kwin/scene.cpp:386
#7 0xb7ef0933 in KWin::Scene::paintSimpleScreen (this=0x841dcb0, orig_mask=0,
region=
{d = 0xbf857428, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/scene.cpp:225 #8 0xb7eeebe1 in \
KWin::Scene::finalPaintScreen (this=0x841dcb0, mask=<value optimized out>, region=
{d = 0xbf857464, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/scene.cpp:173 #9 0xb7f027dc in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf8574a8, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:117 #10 0xb386ad81 in \
KWin::ShadowEffect::paintScreen (this=0x845d7e0, mask=<value optimized out>, \
region=
{d = 0xbf8574e8, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects/shadow.cpp:169 #11 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857554, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #12 0xb3858d90 in \
KWin::PresentWindowsEffect::paintScreen (this=0x844fc98, mask=0, region=
{d = 0xbf857598, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects/presentwindows.cpp:136 #13 \
0xb7f02866 in KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, \
region=
{d = 0xbf8575d8, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #14 0xb7ce6876 in \
KWin::Effect::paintScreen (this=0x8355e80, mask=0, region=
{d = 0xbf857618, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/lib/kwineffects.cpp:180 #15 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857658, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #16 0xb7ce6876 in \
KWin::Effect::paintScreen (this=0x84293d0, mask=0, region=
{d = 0xbf857698, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/lib/kwineffects.cpp:180 #17 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf85793c, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #18 0xb3878655 in \
KWin::CoverSwitchEffect::paintScreen (this=0x8460c58, mask=0, region=
{d = 0xbf857988, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects/coverswitch.cpp:84 #19 0xb7f02866 \
in KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857a18, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #20 0xb3847dd9 in \
KWin::BoxSwitchEffect::paintScreen (this=0x81ef2d8, mask=0, region=
{d = 0xbf857a58, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects/boxswitch.cpp:90 #21 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857a98, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #22 0xb7ce6876 in \
KWin::Effect::paintScreen (this=0x84092b0, mask=0, region=
{d = 0xbf857ad8, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/lib/kwineffects.cpp:180 #23 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857b18, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #24 0xb7ce6876 in \
KWin::Effect::paintScreen (this=0x8185d90, mask=0, region=
{d = 0xbf857b58, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/lib/kwineffects.cpp:180 #25 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857c18, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #26 0xb384c490 in \
KWin::DesktopGridEffect::paintScreen (this=0x84275f8, mask=0, region=
{d = 0xbf857c58, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects/desktopgrid.cpp:131 #27 0xb7f02866 \
in KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857c98, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #28 0xb7ce6876 in \
KWin::Effect::paintScreen (this=0x83dbe20, mask=0, region=
{d = 0xbf857cd8, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/lib/kwineffects.cpp:180 #29 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857d18, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #30 0xb7ce6876 in \
KWin::Effect::paintScreen (this=0x8447420, mask=0, region=
{d = 0xbf857d58, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/lib/kwineffects.cpp:180 #31 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857d98, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #32 0xb7ce6876 in \
KWin::Effect::paintScreen (this=0x846ddb8, mask=0, region=
{d = 0xbf857dd8, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/lib/kwineffects.cpp:180 #33 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857e28, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #34 0xb3886910 in \
KWin::TrackMouseEffect::paintScreen (this=0x841ada8, mask=0, region=
{d = 0xbf857e68, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects/trackmouse.cpp:69 #35 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857ea8, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #36 0xb7ce6876 in \
KWin::Effect::paintScreen (this=0x8448de8, mask=0, region=
{d = 0xbf857ee8, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/lib/kwineffects.cpp:180 #37 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf857f3c, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #38 0xb387364d in \
KWin::ZoomEffect::paintScreen (this=0x840f2f0, mask=0, region=
{d = 0xbf857f88, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects/zoom.cpp:72 #39 0xb7f02866 in \
KWin::EffectsHandlerImpl::paintScreen (this=0x8338470, mask=0, region=
{d = 0xbf858010, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, data= 0xbf857fc8) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/effects.cpp:113 #40 0xb7ef01ae in \
KWin::Scene::paintScreen (this=0x841dcb0, mask=0xbf858094, region=0xbf858148)
at /tmp/buildd/kdebase-workspace-4.0.98/kwin/scene.cpp:131
#41 0xb7efadea in KWin::SceneOpenGL::paint (this=0x841dcb0, damage=
{d = 0xbf858148, static shared_empty = {ref = {_q_value = 254}, rgn = 0x0, \
xrectangles = 0x0, qt_rgn = 0x0}}, toplevels=
{{p = {static shared_null = {ref = {_q_value = 4309}, alloc = 0, begin = 0, \
end = 0, sharable = 1, array = {0x0}}, d = 0xbf858144}, d = 0xbf858144}}) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/scene_opengl.cpp:622 #42 0xb7eebf9c in \
KWin::Workspace::performCompositing (this=0x81ec930) at \
/tmp/buildd/kdebase-workspace-4.0.98/kwin/composite.cpp:351 #43 0xb7e8710d in \
KWin::Workspace::qt_metacall (this=0x81ec930, _c=QMetaObject::InvokeMetaMethod, \
_id=137, _a=0xbf858218) at \
/tmp/buildd/kdebase-workspace-4.0.98/obj-i486-linux-gnu/kwin/workspace.moc:433 #44 \
0xb6b4e0c0 in QMetaObject::activate (sender=0x81ecb7c, from_signal_index=4, \
to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3010
#45 0xb6b4ee42 in QMetaObject::activate (sender=0x81ecb7c, m=0xb6c1bae4,
local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3080
#46 0xb6b88f37 in QTimer::timeout (this=0x81ecb7c)
at .moc/release-shared/moc_qtimer.cpp:126
#47 0xb6b54aee in QTimer::timerEvent (this=0x81ecb7c, e=0xbf8586dc)
at kernel/qtimer.cpp:263
#48 0xb6b48baf in QObject::event (this=0x81ecb7c, e=0xbf8586dc)
at kernel/qobject.cpp:1105
#49 0xb730966c in QApplicationPrivate::notify_helper (this=0x8122540,
receiver=0x81ecb7c, e=0xbf8586dc) at kernel/qapplication.cpp:3772
#50 0xb731143e in QApplication::notify (this=0xbf8589b4, receiver=0x81ecb7c,
e=0xbf8586dc) at kernel/qapplication.cpp:3366
#51 0xb703763d in KApplication::notify (this=0xbf8589b4, receiver=0x81ecb7c,
event=0xbf8586dc)
at /tmp/buildd/kde4libs-4.0.98+svn833207/kdeui/kernel/kapplication.cpp:311
#52 0xb7e9e48d in KWin::Application::notify (this=0xbf8589b4, o=0x81ecb7c,
e=0xbf8586dc) at /tmp/buildd/kdebase-workspace-4.0.98/kwin/main.cpp:369
#53 0xb6b39571 in QCoreApplication::notifyInternal (this=0xbf8589b4,
receiver=0x81ecb7c, event=0xbf8586dc) at kernel/qcoreapplication.cpp:587
#54 0xb6b675e1 in QTimerInfoList::activateTimers (this=0x81256d4)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#55 0xb6b63c20 in timerSourceDispatch (source=0x81256a0)
at kernel/qeventdispatcher_glib.cpp:166
#56 0xb671a2f1 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#57 0xb671d983 in ?? () from /usr/lib/libglib-2.0.so.0
#58 0x081242d8 in ?? ()
#59 0x00000000 in ?? ()
#0 0xb7f3f424 in __kernel_vsyscall ()
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