Application: kwin_x11 (5.24.5)

Qt Version: 5.15.3
Frameworks Version: 5.93.0
Operating System: Linux 5.13.0-40-generic x86_64
Windowing System: X11
Distribution: KDE neon User - 5.24
DrKonqi: 5.24.5 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:
Restarted after install updates.

- Unusual behavior I noticed:
None unusual behavior were noticed.

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault

[New LWP 2682]
[New LWP 2687]
[New LWP 2689]
[New LWP 2703]
[New LWP 2709]
[New LWP 2713]
[New LWP 2726]
[New LWP 2727]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f27f7acd9cf in __GI___poll (fds=0x7ffe8f988ff8, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
____drkonqi_qmltrace_thread:1____
Failed to do pygdbmi parsing: No module named 'pygdbmi'
frame={level="0",func="constructor",file="/usr/share/kwin/scripts/bismuth/contents/code/index.mjs",fullname="/usr/share/kwin/scripts/bismuth/contents/code/index.mjs",line="2024",language="js"},".
---------------------------------
(beware that frames may have been optimized out)

[Current thread is 1 (Thread 0x7f27f313c9c0 (LWP 2669))]

Thread 9 (Thread 0x7f27bffff700 (LWP 2727)):
#0  0x00007f27f7acdac6 in __ppoll (fds=0x7f27b4000d98, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:44
#1  0x00007f27f8bb8559 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f27f8bb9c03 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f27f8b6087b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f27f897a442 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f27f897b623 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f27f875f609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f27f7ada163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f27d48a9700 (LWP 2726)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55ec569d4230) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55ec569d41e0, cond=0x55ec569d4208) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55ec569d4208, mutex=0x55ec569d41e0) at pthread_cond_wait.c:638
#3  0x00007f27ea63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f27ea63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f27f875f609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f27f7ada163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f27d50aa700 (LWP 2713)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55ec568a4d58) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55ec568a4d08, cond=0x55ec568a4d30) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55ec568a4d30, mutex=0x55ec568a4d08) at pthread_cond_wait.c:638
#3  0x00007f27ea63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f27ea63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f27f875f609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f27f7ada163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f27d59ec700 (LWP 2709)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f27f00b8550) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f27f00b8500, cond=0x7f27f00b8528) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f27f00b8528, mutex=0x7f27f00b8500) at pthread_cond_wait.c:638
#3  0x00007f27ea63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f27ea63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f27f875f609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f27f7ada163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f27d6dee700 (LWP 2703)):
#0  0x00007f27f8bb9a59 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f27f8b6087b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f27f897a442 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f27f9a5ab39 in QQmlThreadPrivate::run (this=0x55ec568a6e70) at qml/ftw/qqmlthread.cpp:155
#4  0x00007f27f897b623 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f27f875f609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f27f7ada163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f27e4cbe700 (LWP 2689)):
#0  0x00007f27f8bb9b28 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f27f8b6087b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f27f897a442 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f27f86d1f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#4  0x00007f27f897b623 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f27f875f609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f27f7ada163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f27f0f5a700 (LWP 2687)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55ec56604ea0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55ec56604e50, cond=0x55ec56604e78) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55ec56604e78, mutex=0x55ec56604e50) at pthread_cond_wait.c:638
#3  0x00007f27ea63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f27ea63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f27f875f609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f27f7ada163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f27f17ac700 (LWP 2682)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55ec566b62b8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55ec566b6268, cond=0x55ec566b6290) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55ec566b6290, mutex=0x55ec566b6268) at pthread_cond_wait.c:638
#3  0x00007f27ea63a5eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007f27ea63a1eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007f27f875f609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f27f7ada163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f27f313c9c0 (LWP 2669)):
[KCrash Handler]
#4  0x00007f27fa7dca06 in KWin::Workspace::clientArea (this=0x55ec5679ff10, opt=KWin::PlacementArea, output=<optimized out>, desktop=<optimized out>) at ./src/workspace.cpp:2288
#5  0x00007f27fa7dccee in KWin::Workspace::clientArea (this=<optimized out>, opt=<optimized out>, screen=<optimized out>, desktop=<optimized out>) at ./src/workspace.cpp:2344
#6  0x00007f27fa78b4b3 in KWin::WorkspaceWrapper::clientArea (this=<optimized out>, option=<optimized out>, screen=<optimized out>, desktop=<optimized out>) at ./src/workspace.h:68
#7  0x00007f27fa65bd01 in KWin::WorkspaceWrapper::qt_static_metacall (_o=_o@entry=0x55ec569409f0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=91, _a=_a@entry=0x7ffe8f989fd0) at ./obj-x86_64-linux-gnu/src/kwin_autogen/7KDSW62DQT/moc_workspace_wrapper.cpp:676
#8  0x00007f27fa66aa63 in KWin::WorkspaceWrapper::qt_metacall (this=this@entry=0x55ec569409f0, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=91, _a=_a@entry=0x7ffe8f989fd0) at ./obj-x86_64-linux-gnu/src/kwin_autogen/7KDSW62DQT/moc_workspace_wrapper.cpp:946
#9  0x00007f27fa66ab09 in KWin::DeclarativeScriptWorkspaceWrapper::qt_metacall (this=0x55ec569409f0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7ffe8f989fd0) at ./obj-x86_64-linux-gnu/src/kwin_autogen/7KDSW62DQT/moc_workspace_wrapper.cpp:1327
#10 0x00007f27f99ee105 in QQmlObjectOrGadget::metacall (this=this@entry=0x7ffe8f98a310, type=type@entry=QMetaObject::InvokeMetaMethod, index=<optimized out>, index@entry=96, argv=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/ftw/qflagpointer_p.h:351
#11 0x00007f27f98b67c5 in CallMethod (object=..., index=<optimized out>, returnType=returnType@entry=19, argCount=<optimized out>, argTypes=<optimized out>, engine=engine@entry=0x55ec568e1c60, callArgs=<optimized out>, callType=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:1300
#12 0x00007f27f98b88c7 in CallPrecise (object=..., data=..., engine=engine@entry=0x55ec568e1c60, callArgs=callArgs@entry=0x7f27e407fa20, callType=callType@entry=QMetaObject::InvokeMetaMethod) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:285
#13 0x00007f27f98b9aaf in CallOverloaded (callType=QMetaObject::InvokeMetaMethod, propertyCache=0x55ec568ddc90, callArgs=0x7f27e407fa20, engine=0x55ec568e1c60, data=..., object=...) at jsruntime/qv4qobjectwrapper.cpp:1644
#14 QV4::QObjectMethod::callInternal (this=<optimized out>, thisObject=<optimized out>, argv=<optimized out>, argc=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:2132
#15 0x00007f27f98e996b in QV4::FunctionObject::call (argc=3, argv=0x7f27e407f9d8, thisObject=0x7f27e407f9c0, this=0x7ffe8f98a478) at jsruntime/qv4functionobject_p.h:172
#16 QV4::Runtime::CallPropertyLookup::call (engine=0x55ec568e1c60, base=..., index=<optimized out>, argv=0x7f27e407f9d8, argc=3) at jsruntime/qv4runtime.cpp:1460
#17 0x00007f27be4f1c51 in ?? ()
#18 0x0000000000000000 in ?? ()
[Inferior 1 (process 2669) detached]

The reporter indicates this bug may be a duplicate of or related to bug 448102.

Possible duplicates by query: bug 452873, bug 452850, bug 452505, bug 452482, bug 452433.

Reported using DrKonqi