https://bugs.kde.org/show_bug.cgi?id=358805

            Bug ID: 358805
           Summary: ksplashqml segfault
           Product: krunner
           Version: 5.5.4
          Platform: Fedora RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: m...@vhanda.in
          Reporter: grgo...@yahoo.com

Application: krunner (5.5.4)

Qt Version: 5.6.0
Operating System: Linux 4.5.0-0.rc1.git2.1.fc24.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:
I had just updated the system and rebooted and started "X". This limitation on
the amount of data that can be provided here is really stupid. I have a core
file and probably the output of gdb but HOW do I provide this? After the bug is
created? That would be a good idea but if this tool refuses to create a bug,
I'm stuck.
- Unusual behavior I noticed: none

- Custom settings of the application: Nothing specific comes to mind

The crash can be reproduced sometimes.

-- Backtrace:
Application: krunner (krunner), signal: Segmentation fault
Using host libthread_db library "/usr/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f68afa6d940 (LWP 9538))]

Thread 6 (Thread 0x7f68925a8700 (LWP 9540)):
#0  0x00007f68aad4a5ed in poll () at /usr/lib64/libc.so.6
#1  0x00007f68a9b8f272 in _xcb_conn_wait (__timeout=-1, __nfds=1,
__fds=0x7f68925a7b80) at /usr/include/bits/poll2.h:46
#2  0x00007f68a9b8f272 in _xcb_conn_wait (c=c@entry=0x562cd9f72c20,
cond=cond@entry=0x562cd9f72c60, vector=vector@entry=0x0, count=count@entry=0x0)
at xcb_conn.c:459
#3  0x00007f68a9b90ee7 in xcb_wait_for_event (c=0x562cd9f72c20) at xcb_in.c:693
#4  0x00007f6893e6df09 in QXcbEventReader::run() (this=0x562cd9f81170) at
qxcbconnection.cpp:1288
#5  0x00007f68ab9706b8 in QThreadPrivate::start(void*) (arg=0x562cd9f81170) at
thread/qthread_unix.cpp:340
#6  0x00007f68a829669a in start_thread () at /usr/lib64/libpthread.so.0
#7  0x00007f68aad5648d in clone () at /usr/lib64/libc.so.6

Thread 5 (Thread 0x7f6890c95700 (LWP 9541)):
#0  0x00007f68aad4a5ed in poll () at /usr/lib64/libc.so.6
#1  0x00007f68a658e2cc in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f6884003020, timeout=<optimized out>, context=0x7f6884000990) at
gmain.c:4135
#2  0x00007f68a658e2cc in g_main_context_iterate
(context=context@entry=0x7f6884000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3835
#3  0x00007f68a658e3dc in g_main_context_iteration (context=0x7f6884000990,
may_block=may_block@entry=1) at gmain.c:3901
#4  0x00007f68abb96acb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f68840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#5  0x00007f68abb3f50a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f6890c94c50, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:204
#6  0x00007f68ab96b744 in QThread::exec() (this=this@entry=0x7f68ad269040
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:503
#7  0x00007f68ad1f7225 in QDBusConnectionManager::run() (this=0x7f68ad269040
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:152
#8  0x00007f68ab9706b8 in QThreadPrivate::start(void*) (arg=0x7f68ad269040
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:340
#9  0x00007f68a829669a in start_thread () at /usr/lib64/libpthread.so.0
#10 0x00007f68aad5648d in clone () at /usr/lib64/libc.so.6

Thread 4 (Thread 0x7f6883768700 (LWP 9546)):
#0  0x00007f68a829c3b0 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib64/libpthread.so.0
#1  0x00007f688b7590a3 in thread_function () at /usr/lib64/dri/swrast_dri.so
#2  0x00007f688b758f07 in impl_thrd_routine () at /usr/lib64/dri/swrast_dri.so
#3  0x00007f68a829669a in start_thread () at /usr/lib64/libpthread.so.0
#4  0x00007f68aad5648d in clone () at /usr/lib64/libc.so.6

Thread 3 (Thread 0x7f6882f67700 (LWP 9547)):
#0  0x00007f68a829c3b0 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib64/libpthread.so.0
#1  0x00007f688b7590a3 in thread_function () at /usr/lib64/dri/swrast_dri.so
#2  0x00007f688b758f07 in impl_thrd_routine () at /usr/lib64/dri/swrast_dri.so
#3  0x00007f68a829669a in start_thread () at /usr/lib64/libpthread.so.0
#4  0x00007f68aad5648d in clone () at /usr/lib64/libc.so.6

Thread 2 (Thread 0x7f6881778700 (LWP 9550)):
#0  0x00007f68a65d2c24 in g_mutex_unlock (mutex=0x7f687c000990) at
gthread-posix.c:1350
#1  0x00007f68a658dc9a in g_main_context_check
(context=context@entry=0x7f687c000990, max_priority=2147483647,
fds=fds@entry=0x7f687c002e70, n_fds=n_fds@entry=1) at gmain.c:3748
#2  0x00007f68a658e270 in g_main_context_iterate
(context=context@entry=0x7f687c000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3837
#3  0x00007f68a658e3dc in g_main_context_iteration (context=0x7f687c000990,
may_block=may_block@entry=1) at gmain.c:3901
#4  0x00007f68abb96acb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f687c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#5  0x00007f68abb3f50a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f6881777c60, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:204
#6  0x00007f68ab96b744 in QThread::exec() (this=<optimized out>) at
thread/qthread.cpp:503
#7  0x00007f68ae78fcb5 in QQmlThreadPrivate::run() () at
/usr/lib64/libQt5Qml.so.5
#8  0x00007f68ab9706b8 in QThreadPrivate::start(void*) (arg=0x562cda1379e0) at
thread/qthread_unix.cpp:340
#9  0x00007f68a829669a in start_thread () at /usr/lib64/libpthread.so.0
#10 0x00007f68aad5648d in clone () at /usr/lib64/libc.so.6

Thread 1 (Thread 0x7f68afa6d940 (LWP 9538)):
[KCrash Handler]
#6  0x00007f68ae699ddb in QV4::Object::defineDefaultProperty(QString const&,
QV4::Value const&) () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f68ae69fac1 in QV4::ObjectPrototype::init(QV4::ExecutionEngine*,
QV4::Object*) () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f68ae65d699 in
QV4::ExecutionEngine::ExecutionEngine(QV4::EvalISelFactory*) () at
/usr/lib64/libQt5Qml.so.5
#9  0x00007f68ae790ca1 in QV8Engine::QV8Engine(QJSEngine*) () at
/usr/lib64/libQt5Qml.so.5
#10 0x00007f68ae5ec114 in QJSEngine::QJSEngine(QJSEnginePrivate&, QObject*) ()
at /usr/lib64/libQt5Qml.so.5
#11 0x00007f68ae7011c0 in QQmlEngine::QQmlEngine(QObject*) () at
/usr/lib64/libQt5Qml.so.5
#12 0x00007f68aeedf6a4 in KDeclarative::QmlObject::QmlObject(QObject*)
(this=0x562cda178960, parent=<optimized out>) at
/usr/src/debug/kdeclarative-5.18.0/src/kdeclarative/qmlobject.cpp:150
#13 0x0000562cd9493df3 in View::View(QWindow*) ()
#14 0x0000562cd94924c9 in main ()

Reported using DrKonqi

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