https://bugs.kde.org/show_bug.cgi?id=393599
Bug ID: 393599
Summary: Kwin crash when hit alt + tab
Product: kwin
Version: 5.12.4
Platform: Fedora RPMs
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: normal
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: viktor.kecsk...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.12.4)
Qt Version: 5.9.4
Frameworks Version: 5.44.0
Operating System: Linux 4.16.3-200.fc27.x86_64 x86_64
Distribution (Platform): Fedora RPMs
-- Information about the crash:
- What I was doing when the application crashed:
Started a fullscreen glxgears (or any video) and hit alt + tab.
The crash can be reproduced every time.
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f279d199940 (LWP 17854))]
Thread 13 (Thread 0x7f2770958700 (LWP 18317)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 12 (Thread 0x7f2750ff9700 (LWP 18074)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f279be38604 in QTWTF::TCMalloc_PageHeap::scavengerThread() () from
/lib64/libQt5Script.so.5
#2 0x00007f279be38649 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*)
() from /lib64/libQt5Script.so.5
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 11 (Thread 0x7f2751ffb700 (LWP 18048)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 10 (Thread 0x7f27527fc700 (LWP 18044)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 9 (Thread 0x7f2752ffd700 (LWP 18043)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 8 (Thread 0x7f27537fe700 (LWP 18042)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 7 (Thread 0x7f2753fff700 (LWP 18041)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 6 (Thread 0x7f27589bd700 (LWP 18040)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 5 (Thread 0x7f27591be700 (LWP 18039)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 4 (Thread 0x7f27599bf700 (LWP 18038)):
#0 0x00007f27954f382d in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1 0x00007f275e114f4b in util_queue_thread_func () from
/usr/lib64/dri/radeonsi_dri.so
#2 0x00007f275e114e67 in impl_thrd_routine () from
/usr/lib64/dri/radeonsi_dri.so
#3 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#4 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 3 (Thread 0x7f2772990700 (LWP 17992)):
#0 0x00007f2791ca9d66 in ppoll () from /lib64/libc.so.6
#1 0x00007f2792afbec5 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() from /lib64/libQt5Core.so.5
#2 0x00007f2792afd16d in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#3 0x00007f2792aad96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#4 0x00007f27928fe8ca in QThread::exec() () from /lib64/libQt5Core.so.5
#5 0x00007f279aa27245 in QQmlThreadPrivate::run() () from
/lib64/libQt5Qml.so.5
#6 0x00007f2792902de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#8 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 2 (Thread 0x7f2778d8a700 (LWP 17913)):
#0 0x00007f2791ca9d66 in ppoll () from /lib64/libc.so.6
#1 0x00007f2792afbec5 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() from /lib64/libQt5Core.so.5
#2 0x00007f2792afd16d in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#3 0x00007f2792aad96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#4 0x00007f27928fe8ca in QThread::exec() () from /lib64/libQt5Core.so.5
#5 0x00007f27980d4449 in QDBusConnectionManager::run() () from
/lib64/libQt5DBus.so.5
#6 0x00007f2792902de2 in QThreadPrivate::start(void*) () from
/lib64/libQt5Core.so.5
#7 0x00007f27954ed50b in start_thread () from /lib64/libpthread.so.0
#8 0x00007f2791cb416f in clone () from /lib64/libc.so.6
Thread 1 (Thread 0x7f279d199940 (LWP 17854)):
[KCrash Handler]
#6 0x00007f275e52a636 in si_emit_draw_packets () from
/usr/lib64/dri/radeonsi_dri.so
#7 0x00007f275e52c9a0 in si_draw_vbo () from /usr/lib64/dri/radeonsi_dri.so
#8 0x00007f275e24f593 in tc_call_draw_vbo () from
/usr/lib64/dri/radeonsi_dri.so
#9 0x00007f275e24d68f in _tc_sync.isra.12 () from
/usr/lib64/dri/radeonsi_dri.so
#10 0x00007f275e24ff62 in tc_texture_subdata () from
/usr/lib64/dri/radeonsi_dri.so
#11 0x00007f275dfdc7a4 in st_TexSubImage () from /usr/lib64/dri/radeonsi_dri.so
#12 0x00007f275dfde26a in st_TexImage () from /usr/lib64/dri/radeonsi_dri.so
#13 0x00007f275df5f003 in teximage_err () from /usr/lib64/dri/radeonsi_dri.so
#14 0x00007f275df60a40 in _mesa_TexImage2D () from
/usr/lib64/dri/radeonsi_dri.so
#15 0x00007f279b0e6824 in QSGPlainTexture::bind() () from
/lib64/libQt5Quick.so.5
#16 0x00007f279b10d48b in QSGPainterTexture::bind() () from
/lib64/libQt5Quick.so.5
#17 0x00007f279b0e8b3a in
QSGOpaqueTextureMaterialShader::updateState(QSGMaterialShader::RenderState
const&, QSGMaterial*, QSGMaterial*) () from /lib64/libQt5Quick.so.5
#18 0x00007f279b0d7c17 in
QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*)
() from /lib64/libQt5Quick.so.5
#19 0x00007f279b0d8fa5 in QSGBatchRenderer::Renderer::renderBatches() () from
/lib64/libQt5Quick.so.5
#20 0x00007f279b0de6f4 in QSGBatchRenderer::Renderer::render() () from
/lib64/libQt5Quick.so.5
#21 0x00007f279b0cf070 in QSGRenderer::renderScene(QSGBindable const&) () from
/lib64/libQt5Quick.so.5
#22 0x00007f279b0cf52b in QSGRenderer::renderScene(unsigned int) () from
/lib64/libQt5Quick.so.5
#23 0x00007f279b1099d0 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from
/lib64/libQt5Quick.so.5
#24 0x00007f279b1675a8 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() from /lib64/libQt5Quick.so.5
#25 0x00007f279b0fbdb9 in QSGGuiThreadRenderLoop::renderWindow(QQuickWindow*)
() from /lib64/libQt5Quick.so.5
#26 0x00007f279b171166 in QQuickWindow::event(QEvent*) () from
/lib64/libQt5Quick.so.5
#27 0x00007f26a884c1c3 in PlasmaQuick::Dialog::event(QEvent*) () from
/lib64/libKF5PlasmaQuick.so.5
#28 0x00007f279391f92c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#29 0x00007f2793927174 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#30 0x00007f2792aaebe7 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#31 0x00007f279300ce91 in QWindowPrivate::deliverUpdateRequest() () from
/lib64/libQt5Gui.so.5
#32 0x00007f279300d3a9 in QWindow::event(QEvent*) () from /lib64/libQt5Gui.so.5
#33 0x00007f279b171105 in QQuickWindow::event(QEvent*) () from
/lib64/libQt5Quick.so.5
#34 0x00007f26a884c1c3 in PlasmaQuick::Dialog::event(QEvent*) () from
/lib64/libKF5PlasmaQuick.so.5
#35 0x00007f279391f92c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#36 0x00007f2793927174 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#37 0x00007f2792aaebe7 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#38 0x00007f2792afef5b in QTimerInfoList::activateTimers() () from
/lib64/libQt5Core.so.5
#39 0x00007f2792afd2d8 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#40 0x00007f277bd20f6d in
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /lib64/libQt5XcbQpa.so.5
#41 0x00007f2792aad96a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#42 0x00007f2792ab6094 in QCoreApplication::exec() () from
/lib64/libQt5Core.so.5
#43 0x00007f279cde217b in kdemain () from /lib64/libkdeinit5_kwin_x11.so
#44 0x00007f2791bdff2a in __libc_start_main () from /lib64/libc.so.6
#45 0x00005593e19a9c1a in _start ()
Possible duplicates by query: bug 388224.
Reported using DrKonqi
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