https://bugs.kde.org/show_bug.cgi?id=357085

Nico Kruber <nico.kru...@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |nico.kru...@gmail.com

--- Comment #6 from Nico Kruber <nico.kru...@gmail.com> ---
Same when disconnecting and re-connecting a DisplayPort Monitor. In contrast to
the original post though, I do have another HDMI device connected but disabled
at the time of the crash

Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f07db1247c0 (LWP 17612))]

Thread 11 (Thread 0x7f07c5a75700 (LWP 17614)):
#0  0x00007f07d4637c1d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f07d957e422 in _xcb_conn_wait (__timeout=-1, __nfds=1,
__fds=0x7f07c5a74d00) at /usr/include/bits/poll2.h:46
#2  0x00007f07d957e422 in _xcb_conn_wait (c=c@entry=0x19e0490,
cond=cond@entry=0x19e04d0, vector=vector@entry=0x0, count=count@entry=0x0) at
xcb_conn.c:459
#3  0x00007f07d958000f in xcb_wait_for_event (c=0x19e0490) at xcb_in.c:693
#4  0x00007f07c81f83c9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#5  0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f07d3e410a4 in start_thread (arg=0x7f07c5a75700) at
pthread_create.c:309
#7  0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 10 (Thread 0x7f07be943700 (LWP 17630)):
#0  0x00007ffcfc3b0b41 in clock_gettime ()
#1  0x00007f07d464cc9d in __GI___clock_gettime (clock_id=<optimized out>,
tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f07d4de07d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f07d4f603b9 in QTimerInfoList::updateCurrentTime() () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f07d4f60945 in QTimerInfoList::timerWait(timespec&) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f07d4f61b5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f07d0d184ad in g_main_context_prepare
(context=context@entry=0x7f07b8000990, priority=priority@entry=0x7f07be942cb8)
at gmain.c:3410
#7  0x00007f07d0d18d80 in g_main_context_iterate
(context=context@entry=0x7f07b8000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3788
#8  0x00007f07d0d18f7c in g_main_context_iteration (context=0x7f07b8000990,
may_block=1) at gmain.c:3869
#9  0x00007f07d4f61d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#10 0x00007f07d4f08d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#11 0x00007f07d4d2a61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007f07d803cdf8 in  () at /usr/lib64/libQt5Qml.so.5
#13 0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#14 0x00007f07d3e410a4 in start_thread (arg=0x7f07be943700) at
pthread_create.c:309
#15 0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 9 (Thread 0x7f07b0307700 (LWP 17631)):
#0  0x00007f07d4633ced in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f07d0d59b60 in g_wakeup_acknowledge (__nbytes=16,
__buf=0x7f07b0306bf0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  0x00007f07d0d59b60 in g_wakeup_acknowledge (wakeup=0x7f07b80025a0) at
gwakeup.c:210
#3  0x00007f07d0d18999 in g_main_context_check
(context=context@entry=0x7f07a8000990, max_priority=2147483647,
fds=fds@entry=0x7f07a8002e70, n_fds=n_fds@entry=1) at gmain.c:3600
#4  0x00007f07d0d18df8 in g_main_context_iterate
(context=context@entry=0x7f07a8000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3805
#5  0x00007f07d0d18f7c in g_main_context_iteration (context=0x7f07a8000990,
may_block=1) at gmain.c:3869
#6  0x00007f07d4f61d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#7  0x00007f07d4f08d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#8  0x00007f07d4d2a61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#9  0x00007f07d803cdf8 in  () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#11 0x00007f07d3e410a4 in start_thread (arg=0x7f07b0307700) at
pthread_create.c:309
#12 0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 8 (Thread 0x7f07aea29700 (LWP 17632)):
#0  0x00007f07d4637c1d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f07d0d18e64 in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f07a0003070, timeout=-1, context=0x7f07a0000990) at gmain.c:4103
#2  0x00007f07d0d18e64 in g_main_context_iterate
(context=context@entry=0x7f07a0000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f07d0d18f7c in g_main_context_iteration (context=0x7f07a0000990,
may_block=1) at gmain.c:3869
#4  0x00007f07d4f61d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5  0x00007f07d4f08d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007f07d4d2a61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f07d803cdf8 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f07d3e410a4 in start_thread (arg=0x7f07aea29700) at
pthread_create.c:309
#10 0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 7 (Thread 0x7f07ad0ab700 (LWP 17633)):
#0  0x00007f07d3e4505f in pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f07da80386b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f07da803899 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f07d3e410a4 in start_thread (arg=0x7f07ad0ab700) at
pthread_create.c:309
#4  0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 6 (Thread 0x7f07a59c6700 (LWP 17634)):
#0  0x00007f07d0d5ad14 in g_mutex_unlock (mutex=0x7f071c000990) at
gthread-posix.c:1348
#1  0x00007f07d0d18e59 in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f071c003120, timeout=-1, context=0x7f071c000990) at gmain.c:4102
#2  0x00007f07d0d18e59 in g_main_context_iterate
(context=context@entry=0x7f071c000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3803
#3  0x00007f07d0d18f7c in g_main_context_iteration (context=0x7f071c000990,
may_block=1) at gmain.c:3869
#4  0x00007f07d4f61d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5  0x00007f07d4f08d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007f07d4d2a61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f07d8bd5282 in  () at /usr/lib64/libQt5Quick.so.5
#8  0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f07d3e410a4 in start_thread (arg=0x7f07a59c6700) at
pthread_create.c:309
#10 0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f070a7b4700 (LWP 17638)):
#0  0x00007f07d4633ced in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f07d0d59b60 in g_wakeup_acknowledge (__nbytes=16,
__buf=0x7f070a7b3bd0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  0x00007f07d0d59b60 in g_wakeup_acknowledge (wakeup=0x7f0714002360) at
gwakeup.c:210
#3  0x00007f07d0d18999 in g_main_context_check
(context=context@entry=0x7f0704000990, max_priority=2147483647,
fds=fds@entry=0x7f0704004cd0, n_fds=n_fds@entry=1) at gmain.c:3600
#4  0x00007f07d0d18df8 in g_main_context_iterate
(context=context@entry=0x7f0704000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3805
#5  0x00007f07d0d18f7c in g_main_context_iteration (context=0x7f0704000990,
may_block=1) at gmain.c:3869
#6  0x00007f07d4f61d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#7  0x00007f07d4f08d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#8  0x00007f07d4d2a61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#9  0x00007f070be01cf7 in KCupsConnection::run() () at
/usr/lib64/libkcupslib.so
#10 0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#11 0x00007f07d3e410a4 in start_thread (arg=0x7f070a7b4700) at
pthread_create.c:309
#12 0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f06f439e700 (LWP 17699)):
#0  0x00007f07d3e4505f in pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f07d4d3034b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f07d8c4825b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f07d8c486f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f07d3e410a4 in start_thread (arg=0x7f06f439e700) at
pthread_create.c:309
#6  0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f06f379d700 (LWP 17704)):
#0  0x00007f07d3e4505f in pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f07d4d3034b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f07d8c4825b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f07d8c486f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f07d3e410a4 in start_thread (arg=0x7f06f379d700) at
pthread_create.c:309
#6  0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f06f2d9c700 (LWP 17751)):
#0  0x00007f07d3e4505f in pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f07d4d3034b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f07d8c4825b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f07d8c486f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f07d4d2f32f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f07d3e410a4 in start_thread (arg=0x7f06f2d9c700) at
pthread_create.c:309
#6  0x00007f07d464004d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f07db1247c0 (LWP 17612)):
[KCrash Handler]
#6  0x00007f07d5482290 in QScreen::handle() const () at
/usr/lib64/libQt5Gui.so.5
#7  0x00007f07c81f9be9 in QXcbIntegration::createPlatformWindow(QWindow*) const
() at /usr/lib64/libQt5XcbQpa.so.5
#8  0x00007f07d5462e25 in QWindowPrivate::create(bool) () at
/usr/lib64/libQt5Gui.so.5
#9  0x00007f07d54630a8 in QWindow::winId() const () at
/usr/lib64/libQt5Gui.so.5
#10 0x00007f07dab31175 in PlasmaQuick::DialogPrivate::updateTheme()
(this=0x38d6900) at
/usr/src/debug/plasma-framework-5.18.0/src/plasmaquick/dialog.cpp:223
#11 0x00007f07dab339f9 in PlasmaQuick::Dialog::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=<optimized out>) at
/usr/src/debug/plasma-framework-5.18.0/build/src/plasmaquick/moc_dialog.cpp:223
#12 0x00007f07d4f3acc6 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#13 0x00007f07d4f3a73f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#14 0x00007f07d4f3acc6 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#15 0x00007f07d4f47f22 in QTimer::timerEvent(QTimerEvent*) () at
/usr/lib64/libQt5Core.so.5
#16 0x00007f07d4f3b8bc in QObject::event(QEvent*) () at
/usr/lib64/libQt5Core.so.5
#17 0x00007f07d6283e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#18 0x00007f07d6288cc8 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#19 0x00007f07d4f0ae95 in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#20 0x00007f07d4f6177d in QTimerInfoList::activateTimers() () at
/usr/lib64/libQt5Core.so.5
#21 0x00007f07d4f61ad9 in  () at /usr/lib64/libQt5Core.so.5
#22 0x00007f07d0d18c84 in g_main_context_dispatch (context=0x7f07c00016f0) at
gmain.c:3122
#23 0x00007f07d0d18c84 in g_main_context_dispatch
(context=context@entry=0x7f07c00016f0) at gmain.c:3737
#24 0x00007f07d0d18ed8 in g_main_context_iterate
(context=context@entry=0x7f07c00016f0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3808
#25 0x00007f07d0d18f7c in g_main_context_iteration (context=0x7f07c00016f0,
may_block=1) at gmain.c:3869
#26 0x00007f07d4f61d6c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#27 0x00007f07d4f08d53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#28 0x00007f07d4f108f6 in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#29 0x0000000000436ab6 in main(int, char**) (argc=4, argv=<optimized out>) at
/usr/src/debug/plasma-workspace-5.5.4/shell/main.cpp:181

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