https://bugs.kde.org/show_bug.cgi?id=467200

Nicolas Fella <nicolas.fe...@gmx.de> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |nicolas.fe...@gmx.de

--- Comment #1 from Nicolas Fella <nicolas.fe...@gmx.de> ---
[Detaching after fork from child process 21679]
[Detaching after fork from child process 21698]
qt.qpa.wayland: Creating a fake screen in order for Qt not to crash

Thread 1 "kded5" received signal SIGSEGV, Segmentation fault.
Initializing 
"/usr/lib/x86_64-linux-gnu/qt5/plugins/plasma/kcms/systemsettings/kcm_fonts.so"
Initializing 
"/usr/lib/x86_64-linux-gnu/qt5/plugins/plasma/kcms/systemsettings/kcm_fonts.so"
0x00007ffff3386a9a in serialize_closure (closure=closure@entry=0x5555559d7690,
buffer=buffer@entry=0x555555b95250, buffer_count=buffer_count@entry=4)
    at ../src/connection.c:1157
Download failed: Argomento non valido.  Continuing without source file
./build/../src/connection.c.
1157    ../src/connection.c: File o directory non esistente.
(gdb)
(gdb) bt
#0  0x00007ffff3386a9a in serialize_closure
(closure=closure@entry=0x5555559d7690, buffer=buffer@entry=0x555555b95250,
buffer_count=buffer_count@entry=4)
    at ../src/connection.c:1157
#1  0x00007ffff3387925 in wl_closure_send (closure=0x5555559d7690,
connection=0x555555590ba0) at ../src/connection.c:1225
#2  0x00007ffff338404c in wl_proxy_marshal_array_flags
(proxy=proxy@entry=0x555555c97040, opcode=opcode@entry=0,
    interface=interface@entry=0x7fffd8522320 <org_kde_kwin_dpms_interface>,
version=version@entry=1, flags=flags@entry=0, args=args@entry=0x7fffffffcf50)
    at ../src/wayland-client.c:859
#3  0x00007ffff33842be in wl_proxy_marshal_flags (proxy=0x555555c97040,
opcode=0, interface=0x7fffd8522320 <org_kde_kwin_dpms_interface>, version=1,
    flags=0) at ../src/wayland-client.c:791
#4  0x00007fffd851e085 in org_kde_kwin_dpms_manager_get (output=0x51,
org_kde_kwin_dpms_manager=0x555555c97040)
    at ./obj-x86_64-linux-gnu/src/libdpms/wayland-dpms-client-protocol.h:131
#5  QtWayland::org_kde_kwin_dpms_manager::get (this=this@entry=0x555555931460,
output=output@entry=0x51)
    at ./obj-x86_64-linux-gnu/src/libdpms/qwayland-dpms.cpp:70
#6  0x00007fffd851d13f in DpmsManager::addScreen (this=0x555555931450,
screen=<optimized out>) at ./src/libdpms/waylanddpmshelper.cpp:118
#7  0x00007ffff6ae8f4f in QtPrivate::QSlotObjectBase::call (a=0x7fffffffd250,
r=0x555555931450, this=0x555555a7a350)
    at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#8  doActivate<false> (sender=0x7fffffffdbc0, signal_index=9,
argv=0x7fffffffd250) at kernel/qobject.cpp:3923
#9  0x00007ffff6ae21ef in QMetaObject::activate (sender=<optimized out>,
m=m@entry=0x7ffff74b30c0 <QGuiApplication::staticMetaObject>,
    local_signal_index=local_signal_index@entry=1,
argv=argv@entry=0x7fffffffd250) at kernel/qobject.cpp:3983
#10 0x00007ffff6f2f162 in QGuiApplication::screenAdded (this=<optimized out>,
_t1=<optimized out>) at .moc/moc_qguiapplication.cpp:389
#11 0x00007ffff2f2ea21 in
QtWaylandClient::QWaylandDisplay::registry_global_remove (this=0x55555556aaa0,
id=64) at ./src/client/qwaylanddisplay.cpp:566
#12 0x00007ffff3377f7a in ffi_call_unix64 () at ../src/x86/unix64.S:104
--Type <RET> for more, q to quit, c to continue without paging--
#13 0x00007ffff337740e in ffi_call_int (cif=cif@entry=0x7fffffffd4c0,
    fn=fn@entry=0x7ffff2f53980
<QtWayland::wl_registry::handle_global_remove(void*, wl_registry*, unsigned
int)>, rvalue=<optimized out>,
    rvalue@entry=0x0, avalue=<optimized out>, closure=closure@entry=0x0) at
../src/x86/ffi64.c:673
#14 0x00007ffff3377b0d in ffi_call (cif=cif@entry=0x7fffffffd4c0,
    fn=0x7ffff2f53980 <QtWayland::wl_registry::handle_global_remove(void*,
wl_registry*, unsigned int)>, rvalue=rvalue@entry=0x0,
    avalue=avalue@entry=0x7fffffffd590) at ../src/x86/ffi64.c:710
#15 0x00007ffff3387761 in wl_closure_invoke (closure=0x7fffe8005460,
flags=<optimized out>, target=<optimized out>, opcode=1, data=<optimized out>)
    at ../src/connection.c:1025
#16 0x00007ffff3383aaa in dispatch_event (display=display@entry=0x55555558e810,
queue=<optimized out>, queue=<optimized out>)
    at ../src/wayland-client.c:1595
#17 0x00007ffff338541c in dispatch_queue (queue=0x55555558e8e0,
display=0x55555558e810) at ../src/wayland-client.c:1741
#18 wl_display_dispatch_queue_pending (display=0x55555558e810,
queue=0x55555558e8e0) at ../src/wayland-client.c:1983
#19 0x00007ffff2f2b872 in QtWaylandClient::QWaylandDisplay::flushRequests
(this=<optimized out>) at ./src/client/qwaylanddisplay.cpp:253
#20 0x00007ffff6add6f0 in QObject::event (this=0x55555556aaa0,
e=0x7fffe8005200) at kernel/qobject.cpp:1347
#21 0x00007ffff7962fae in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x55555556aaa0, e=0x7fffe8005200)
    at kernel/qapplication.cpp:3640
#22 0x00007ffff6ab16f8 in QCoreApplication::notifyInternal2
(receiver=0x55555556aaa0, event=0x7fffe8005200) at
kernel/qcoreapplication.cpp:1064
#23 0x00007ffff6ab18be in QCoreApplication::sendEvent (receiver=<optimized
out>, event=<optimized out>) at kernel/qcoreapplication.cpp:1462
#24 0x00007ffff6ab4681 in QCoreApplicationPrivate::sendPostedEvents
(receiver=0x0, event_type=0, data=0x5555555847a0) at
kernel/qcoreapplication.cpp:1821
#25 0x00007ffff6ab4b08 in QCoreApplication::sendPostedEvents
(receiver=<optimized out>, event_type=<optimized out>) at
kernel/qcoreapplication.cpp:1680
#26 0x00007ffff6b0a153 in postEventSourceDispatch (s=0x5555555c47f0) at
kernel/qeventdispatcher_glib.cpp:277
--Type <RET> for more, q to quit, c to continue without paging--
#27 0x00007ffff591e7a9 in g_main_dispatch (context=0x5555555ca3e0) at
../../../glib/gmain.c:3454
#28 g_main_context_dispatch (context=context@entry=0x5555555ca3e0) at
../../../glib/gmain.c:4172
#29 0x00007ffff591ea38 in g_main_context_iterate
(context=context@entry=0x5555555ca3e0, block=block@entry=1,
dispatch=dispatch@entry=1,
    self=<optimized out>) at ../../../glib/gmain.c:4248
#30 0x00007ffff591eacc in g_main_context_iteration (context=0x5555555ca3e0,
may_block=1) at ../../../glib/gmain.c:4313
#31 0x00007ffff6b09836 in QEventDispatcherGlib::processEvents
(this=0x5555555ca4f0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#32 0x00007ffff6ab017b in QEventLoop::exec (this=this@entry=0x7fffffffdaf0,
flags=..., flags@entry=...)
    at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#33 0x00007ffff6ab82d6 in QCoreApplication::exec () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#34 0x00007ffff6f30e8c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1863
#35 0x00007ffff7962f25 in QApplication::exec () at kernel/qapplication.cpp:2832
#36 0x000055555555b3d9 in main (argc=<optimized out>, argv=<optimized out>) at
./src/kded.cpp:785

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