https://bugs.kde.org/show_bug.cgi?id=450501
Bug ID: 450501
Summary: kwin_wayland crashes when enabling monitor in system
settings
Product: kwin
Version: git master
Platform: openSUSE RPMs
OS: Linux
Status: REPORTED
Keywords: multiscreen, wayland
Severity: crash
Priority: NOR
Component: wayland-generic
Assignee: kwin-bugs-n...@kde.org
Reporter: qydwhotm...@gmail.com
Target Milestone: ---
SUMMARY
I have a laptop monitor and an external monitor. The external monitor is
enabled. When I tried to enable the disabled laptop monitor in system settings,
kwin_wayland crashed.
STEPS TO REPRODUCE
1. Enable the laptop monitor in system settings
2. Apply
3. Crash
OBSERVED RESULT
Crash, and the laptop monitor was not enabled after recovery.
EXPECTED RESULT
No crash
SOFTWARE/OS VERSIONS
Operating System: openSUSE Tumbleweed 20220215
KDE Plasma Version: 5.24.80
KDE Frameworks Version: 5.91.0
Qt Version: 5.15.2
Kernel Version: 5.16.8-1-default (64-bit)
Graphics Platform: Wayland
Processors: 8 × AMD Ryzen 7 4700U with Radeon Graphics
Memory: 15.0 GiB of RAM
Graphics Processor: AMD RENOIR
Information for package kwin5:
------------------------------
Repository : unstable-kde-frameworks
Name : kwin5
Version : 5.24.80git.20220217T155315~b1c1603c8c-ku.12.1
Arch : x86_64
Vendor : obs://build.opensuse.org/KDE:Unstable
Installed Size : 15.7 MiB
Installed : Yes
Status : out-of-date (version
5.24.80git.20220216T172906~2d56154fe8-ku.11.1 installed)
Source package : kwin5-5.24.80git.20220217T155315~b1c1603c8c-ku.12.1.src
Summary : KDE Window Manager
ADDITIONAL INFORMATION
(gdb) bt
#0 KWin::EglGbmLayer::testBuffer() (this=0x0) at
/usr/include/qt5/QtCore/qsharedpointer_impl.h:301
#1 KWin::EglGbmBackend::testBuffer(KWin::DrmAbstractOutput*)
(output=0x55a7a6772300, this=0x55a7a67966d0) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/egl_gbm_backend.cpp:300
#2 KWin::DrmPipeline::checkTestBuffer() (this=0x55a7a64b1680) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_pipeline.cpp:307
#3 0x00007f1d63507d80 in
KWin::DrmPipeline::commitPipelinesAtomic(QVector<KWin::DrmPipeline*> const&,
KWin::DrmPipeline::CommitMode, QVector<KWin::DrmObject*> const&)
(pipelines=<optimized out>, mode=<optimized out>, unusedObjects=<optimized
out>) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_pipeline.cpp:136
#4 0x00007f1d634ff1c9 in KWin::DrmGpu::testPipelines()
(this=this@entry=0x55a7a653c0f0) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_gpu.cpp:430
#5 0x00007f1d634ff3c2 in
KWin::DrmGpu::checkCrtcAssignment(QVector<KWin::DrmConnector*>,
QVector<KWin::DrmCrtc*> const&) (this=this@entry=0x55a7a653c0f0,
connectors=..., crtcs=...) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_gpu.cpp:338
#6 0x00007f1d634ff5fc in
KWin::DrmGpu::checkCrtcAssignment(QVector<KWin::DrmConnector*>,
QVector<KWin::DrmCrtc*> const&) (this=this@entry=0x55a7a653c0f0,
connectors=..., crtcs=...) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_gpu.cpp:369
#7 0x00007f1d634ff868 in
KWin::DrmGpu::checkCrtcAssignment(QVector<KWin::DrmConnector*>,
QVector<KWin::DrmCrtc*> const&) (this=0x55a7a653c0f0, connectors=...,
crtcs=...) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_gpu.cpp:359
#8 0x00007f1d6350fbee in operator() (__closure=<optimized out>) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_gpu.cpp:401
#9 operator() (__closure=<optimized out>) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_gpu.cpp:399
#10 KWin::DrmGpu::testPendingConfiguration(KWin::DrmGpu::TestMode) [clone
.constprop.0] (this=0x55a7a653c0f0, mode=<optimized out>) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_gpu.cpp:406
#11 0x00007f1d634ea2d3 in
KWin::DrmBackend::applyOutputChanges(KWin::WaylandOutputConfig const&)
(this=<optimized out>, config=...) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/backends/drm/drm_backend.cpp:641
#12 0x00007f1d6b6cc0e3 in
KWin::Platform::requestOutputsChange(KWaylandServer::OutputConfigurationV2Interface*)
(this=0x55a7a6537880, config=0x55a7a799e1c0) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/platform.cpp:133
#13 0x00007f1d6939b4e3 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffd067ccf60, r=0x55a7a64e9db0, this=0x55a7a6525bb0) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#14 doActivate<false>(QObject*, int, void**) (sender=0x55a7a6525a80,
signal_index=3, argv=0x7ffd067ccf60) at kernel/qobject.cpp:3886
#15 0x00007f1d693949af in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=<optimized out>, m=m@entry=0x7f1d69f34560
<KWaylandServer::OutputManagementV2Interface::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd067ccf60)
at kernel/qobject.cpp:3946
#16 0x00007f1d69e36dcf in
KWaylandServer::OutputManagementV2Interface::configurationChangeRequested(KWaylandServer::OutputConfigurationV2Interface*)
(this=<optimized out>, _t1=<optimized out>) at
/usr/src/debug/kwayland-server-5.24.80git.20220212T141424~53185505-ku.5.1.x86_64/build/src/server/KWaylandServer_autogen/EWIEGA46WW/moc_outputmanagement_v2_interface.cpp:136
#17 0x00007f1d67087572 in ffi_call_unix64 () at ../src/x86/unix64.S:105
#18 0x00007f1d67084296 in ffi_call_int (cif=<optimized out>, fn=<optimized
out>, rvalue=<optimized out>, avalue=<optimized out>, closure=<optimized out>)
at ../src/x86/ffi64.c:672
#19 0x00007f1d683a0090 in wl_closure_invoke
(closure=closure@entry=0x55a7a81b5940, target=<optimized out>,
target@entry=0x55a7a7239960, opcode=opcode@entry=5, data=<optimized out>,
data@entry=0x55a7a7e6be40, flags=<optimized out>) at ../src/connection.c:1025
#20 0x00007f1d683a4234 in wl_client_connection_data (fd=<optimized out>,
mask=<optimized out>, data=0x55a7a7e6be40) at ../src/wayland-server.c:437
#21 0x00007f1d683a2cea in wl_event_loop_dispatch (loop=0x55a7a652a760,
timeout=<optimized out>) at ../src/event-loop.c:1027
#22 0x00007f1d69e4bb16 in KWaylandServer::Display::dispatchEvents()
(this=<optimized out>) at
/usr/src/debug/kwayland-server-5.24.80git.20220212T141424~53185505-ku.5.1.x86_64/src/server/display.cpp:114
#23 0x00007f1d6939b4e3 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffd067cd7c0, r=0x55a7a6521870, this=0x55a7a6512fa0) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#24 doActivate<false>(QObject*, int, void**) (sender=0x55a7a6c821a0,
signal_index=3, argv=0x7ffd067cd7c0) at kernel/qobject.cpp:3886
#25 0x00007f1d693949af in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=sender@entry=0x55a7a6c821a0, m=m@entry=0x7f1d6963aac0,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd067cd7c0)
at kernel/qobject.cpp:3946
#26 0x00007f1d6939e8bf in QSocketNotifier::activated(QSocketDescriptor,
QSocketNotifier::Type, QSocketNotifier::QPrivateSignal)
(this=this@entry=0x55a7a6c821a0, _t1=..., _t2=<optimized out>, _t3=...) at
.moc/moc_qsocketnotifier.cpp:178
#27 0x00007f1d6939f0bb in QSocketNotifier::event(QEvent*) (this=0x55a7a6c821a0,
e=0x7ffd067cd8e0) at kernel/qsocketnotifier.cpp:302
#28 0x00007f1d6a0e1a7f in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x55a7a6c821a0, e=0x7ffd067cd8e0) at
kernel/qapplication.cpp:3632
#29 0x00007f1d69364e1a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55a7a6c821a0, event=0x7ffd067cd8e0) at
kernel/qcoreapplication.cpp:1064
#30 0x00007f1d693b971b in
QEventDispatcherUNIXPrivate::activateSocketNotifiers() (this=0x55a7a64ec560) at
kernel/qeventdispatcher_unix.cpp:304
#31 0x00007f1d693b9b7b in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:511
#32 0x000055a7a4d10bcd in
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=<optimized out>, flags=...) at qunixeventdispatcher.cpp:63
#33 0x00007f1d6936381b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffd067cda70, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:69
#34 0x00007f1d6936baf0 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#35 0x00007f1d697b525c in QGuiApplication::exec() () at
kernel/qguiapplication.cpp:1867
#36 0x00007f1d6a0e19f5 in QApplication::exec() () at
kernel/qapplication.cpp:2824
#37 0x000055a7a4c25015 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at
/usr/src/debug/kwin5-5.24.80git.20220216T172906~2d56154fe8-ku.11.1.x86_64/src/main_wayland.cpp:727
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