https://bugs.kde.org/show_bug.cgi?id=448920
Bug ID: 448920
Summary: kwin_wayland crashed when I tried to drag a screenshot
from Spectacle to Discord
Product: kwin
Version: master
Platform: Neon Packages
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: wayland-generic
Assignee: kwin-bugs-n...@kde.org
Reporter: bugsefor...@gmx.com
Target Milestone: ---
Summary says it all.
SOFTWARE/OS VERSIONS
Operating System: KDE neon Unstable Edition
KDE Plasma Version: 5.24.80
KDE Frameworks Version: 5.91.0
Qt Version: 5.15.3
Graphics Platform: Wayland
Thread 10 (Thread 0x7f5802023700 (LWP 11769)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x56332d892938) at ../sysdeps/nptl/futex-internal.h:183
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x56332d8928e8,
cond=0x56332d892910) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=cond@entry=0x56332d892910,
mutex=mutex@entry=0x56332d8928e8) at pthread_cond_wait.c:647
#3 0x00007f5802b91b1b in cnd_wait (mtx=0x56332d8928e8, cond=0x56332d892910) at
../include/c11/threads_posix.h:155
#4 util_queue_thread_func (input=input@entry=0x56332d893c50) at
../src/util/u_queue.c:294
#5 0x00007f5802b9171b in impl_thrd_routine (p=<optimized out>) at
../include/c11/threads_posix.h:87
#6 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 9 (Thread 0x7f57ce7e5700 (LWP 16848)):
#0 0x00007f580963c5ce in epoll_wait (epfd=86,
events=events@entry=0x7f57ce7e47f0, maxevents=32, timeout=-1) at
../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1 0x00007f57d66d327b in impl_pollfd_wait (object=<optimized out>,
pfd=<optimized out>, ev=0x7f57ce7e49a0, n_ev=<optimized out>,
timeout=<optimized out>) at ../spa/plugins/support/system.c:155
#2 0x00007f57d66c56f4 in loop_iterate (object=0x56332e76dde8, timeout=-1) at
../spa/plugins/support/loop.c:316
#3 0x00007f5809a820e0 in do_loop (user_data=0x56332d8f5b30) at
../src/pipewire/data-loop.c:80
#4 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#5 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 8 (Thread 0x7f5801021700 (LWP 11771)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x56332d892938) at ../sysdeps/nptl/futex-internal.h:183
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x56332d8928e8,
cond=0x56332d892910) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=cond@entry=0x56332d892910,
mutex=mutex@entry=0x56332d8928e8) at pthread_cond_wait.c:647
#3 0x00007f5802b91b1b in cnd_wait (mtx=0x56332d8928e8, cond=0x56332d892910) at
../include/c11/threads_posix.h:155
#4 util_queue_thread_func (input=input@entry=0x56332d893ec0) at
../src/util/u_queue.c:294
#5 0x00007f5802b9171b in impl_thrd_routine (p=<optimized out>) at
../include/c11/threads_posix.h:87
#6 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7f57ea534700 (LWP 11774)):
#0 0x00007f580962faff in __GI___poll (fds=0x7f57d8005240, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f5807b9a36e in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f57d8005240, timeout=<optimized out>, context=0x7f57d8000c20)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x7f57d8000c20,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f5807b9a4a3 in g_main_context_iteration (context=0x7f57d8000c20,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4 0x00007f5809f879d2 in QEventDispatcherGlib::processEvents
(this=0x7f57d8000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5 0x00007f5809f2bc7b in QEventLoop::exec (this=this@entry=0x7f57ea533bc0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6 0x00007f5809d45362 in QThread::exec (this=this@entry=0x56332dc7b380) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7 0x00007f580b61b559 in QQmlThreadPrivate::run (this=0x56332dc7b380) at
qml/ftw/qqmlthread.cpp:155
#8 0x00007f5809d46543 in QThreadPrivate::start (arg=0x56332dc7b380) at
thread/qthread_unix.cpp:331
#9 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7f5801822700 (LWP 11770)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x56332d892938) at ../sysdeps/nptl/futex-internal.h:183
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x56332d8928e8,
cond=0x56332d892910) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=cond@entry=0x56332d892910,
mutex=mutex@entry=0x56332d8928e8) at pthread_cond_wait.c:647
#3 0x00007f5802b91b1b in cnd_wait (mtx=0x56332d8928e8, cond=0x56332d892910) at
../include/c11/threads_posix.h:155
#4 util_queue_thread_func (input=input@entry=0x56332d893e80) at
../src/util/u_queue.c:294
#5 0x00007f5802b9171b in impl_thrd_routine (p=<optimized out>) at
../include/c11/threads_posix.h:87
#6 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7f57d4f38700 (LWP 17426)):
#0 futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f57d4f37b50, clockid=<optimized out>, expected=0,
futex_word=0x56332e655984) at ../sysdeps/nptl/futex-internal.h:320
#1 __pthread_cond_wait_common (abstime=0x7f57d4f37b50, clockid=<optimized
out>, mutex=0x56332e655930, cond=0x56332e655958) at pthread_cond_wait.c:520
#2 __pthread_cond_timedwait (cond=cond@entry=0x56332e655958,
mutex=mutex@entry=0x56332e655930, abstime=abstime@entry=0x7f57d4f37b50) at
pthread_cond_wait.c:665
#3 0x00007f5809d4c668 in QWaitConditionPrivate::wait_relative
(this=0x56332e655930, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4 QWaitConditionPrivate::wait (deadline=..., this=0x56332e655930) at
thread/qwaitcondition_unix.cpp:144
#5 QWaitCondition::wait (this=this@entry=0x56332e942340,
mutex=mutex@entry=0x56332da3f7e8, deadline=...) at
thread/qwaitcondition_unix.cpp:225
#6 0x00007f5809d49b71 in QThreadPoolThread::run (this=0x56332e942330) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7 0x00007f5809d46543 in QThreadPrivate::start (arg=0x56332e942330) at
thread/qthread_unix.cpp:331
#8 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f5802824700 (LWP 11768)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x56332d892938) at ../sysdeps/nptl/futex-internal.h:183
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x56332d8928e8,
cond=0x56332d892910) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=cond@entry=0x56332d892910,
mutex=mutex@entry=0x56332d8928e8) at pthread_cond_wait.c:647
#3 0x00007f5802b91b1b in cnd_wait (mtx=0x56332d8928e8, cond=0x56332d892910) at
../include/c11/threads_posix.h:155
#4 util_queue_thread_func (input=input@entry=0x56332d893a20) at
../src/util/u_queue.c:294
#5 0x00007f5802b9171b in impl_thrd_routine (p=<optimized out>) at
../include/c11/threads_posix.h:87
#6 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f5804159700 (LWP 11764)):
#0 0x00007f580962faff in __GI___poll (fds=0x7f57fc0053c0, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f5807b9a36e in g_main_context_poll (priority=<optimized out>,
n_fds=3, fds=0x7f57fc0053c0, timeout=<optimized out>, context=0x7f57fc001ce0)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x7f57fc001ce0,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f5807b9a4a3 in g_main_context_iteration (context=0x7f57fc001ce0,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4 0x00007f5809f879d2 in QEventDispatcherGlib::processEvents
(this=0x7f57fc000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5 0x00007f5809f2bc7b in QEventLoop::exec (this=this@entry=0x7f5804158bb0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6 0x00007f5809d45362 in QThread::exec (this=this@entry=0x7f580c596d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7 0x00007f580c512f4b in QDBusConnectionManager::run (this=0x7f580c596d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:179
#8 0x00007f5809d46543 in QThreadPrivate::start (arg=0x7f580c596d80 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:331
#9 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f5800820700 (LWP 11772)):
#0 0x00007f580962faff in __GI___poll (fds=0x7f57e4005240, nfds=2, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f5807b9a36e in g_main_context_poll (priority=<optimized out>,
n_fds=2, fds=0x7f57e4005240, timeout=<optimized out>, context=0x7f57e4000c20)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x7f57e4000c20,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f5807b9a4a3 in g_main_context_iteration (context=0x7f57e4000c20,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4 0x00007f5809f879d2 in QEventDispatcherGlib::processEvents
(this=0x7f57e4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5 0x00007f5809f2bc7b in QEventLoop::exec (this=this@entry=0x7f580081fbe0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6 0x00007f5809d45362 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7 0x00007f5809d46543 in QThreadPrivate::start (arg=0x56332d8976f0) at
thread/qthread_unix.cpp:331
#8 0x00007f5809b2b609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9 0x00007f580963c293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f5804e0c680 (LWP 11757)):
#0 0x000056332c7ae099 in KWin::Xwl::WlSource::checkStartTransfer
(this=this@entry=0x56332ede26d0, event=event@entry=0x56332edeb5e0) at
./src/xwl/selection_source.cpp:143
#1 0x000056332c7aef1d in KWin::Xwl::WlSource::checkStartTransfer
(event=0x56332edeb5e0, this=0x56332ede26d0) at
./src/xwl/selection_source.cpp:124
#2 KWin::Xwl::WlSource::handleSelectionRequest (this=0x56332ede26d0,
event=0x56332edeb5e0) at ./src/xwl/selection_source.cpp:79
#3 0x000056332c7a421c in KWin::Xwl::DataBridge::nativeEventFilter
(this=0x56332e61b170, eventType=..., message=0x56332edeb5e0) at
./src/xwl/databridge.cpp:64
#4 0x00007f5809f2a60f in QAbstractEventDispatcher::filterNativeEvent
(this=<optimized out>, eventType=..., message=message@entry=0x56332edeb5e0,
result=result@entry=0x7ffcc1ca3058) at kernel/qabstracteventdispatcher.cpp:495
#5 0x000056332c7b5318 in KWin::Xwl::Xwayland::dispatchEvents
(this=0x56332dc1a620) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qbytearray.h:463
#6 0x00007f5809f6419e in QtPrivate::QSlotObjectBase::call (a=0x7ffcc1ca31b0,
r=0x56332dc1a620, this=0x56332dc82670) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#7 doActivate<false> (sender=0x56332e625f50, signal_index=3,
argv=0x7ffcc1ca31b0) at kernel/qobject.cpp:3886
#8 0x00007f5809f5d567 in QMetaObject::activate
(sender=sender@entry=0x56332e625f50, m=m@entry=0x7f580a1c9b40
<QSocketNotifier::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffcc1ca31b0)
at kernel/qobject.cpp:3946
#9 0x00007f5809f68223 in QSocketNotifier::activated
(this=this@entry=0x56332e625f50, _t1=..., _t2=<optimized out>, _t3=...) at
.moc/moc_qsocketnotifier.cpp:178
#10 0x00007f5809f689c3 in QSocketNotifier::event (this=0x56332e625f50,
e=0x7ffcc1ca3480) at kernel/qsocketnotifier.cpp:302
#11 0x00007f580aa51dc3 in QApplicationPrivate::notify_helper
(this=this@entry=0x56332d6ebc30, receiver=receiver@entry=0x56332e625f50,
e=e@entry=0x7ffcc1ca3480) at kernel/qapplication.cpp:3632
#12 0x00007f580aa5abb8 in QApplication::notify (this=0x7ffcc1ca38b0,
receiver=0x56332e625f50, e=0x7ffcc1ca3480) at kernel/qapplication.cpp:3156
#13 0x00007f5809f2d17a in QCoreApplication::notifyInternal2
(receiver=0x56332e625f50, event=0x7ffcc1ca3480) at
../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332
#14 0x00007f5809f84bfb in QEventDispatcherUNIXPrivate::activateSocketNotifiers
(this=0x56332d6f8230) at kernel/qeventdispatcher_unix.cpp:304
#15 0x00007f5809f8505b in QEventDispatcherUNIX::processEvents (this=<optimized
out>, flags=...) at kernel/qeventdispatcher_unix.cpp:511
#16 0x000056332c8b8351 in
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
()
#17 0x00007f5809f2bc7b in QEventLoop::exec (this=this@entry=0x7ffcc1ca3610,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#18 0x00007f5809f33e24 in QCoreApplication::exec () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#19 0x000056332c79ab5c in main (argc=<optimized out>, argv=<optimized out>) at
./src/main_wayland.cpp:727
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