Bug 372227 - kf5-kded: QObject::disconnect(): kded5
Summary: kf5-kded: QObject::disconnect(): kded5
Status: RESOLVED WORKSFORME
Alias: None
Product: frameworks-kded
Classification: Frameworks and Libraries
Component: general (show other bugs)
Version: 5.27.0
Platform: Other Linux
: NOR crash
Target Milestone: ---
Assignee: David Faure
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2016-11-08 19:04 UTC by RJ
Modified: 2021-01-16 04:35 UTC (History)
2 users (show)

See Also:
Latest Commit:
Version Fixed In:
Sentry Crash Report:


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Description RJ 2016-11-08 19:04:32 UTC
[New LWP 7174]
[New LWP 7289]
[New LWP 7358]
[New LWP 7150]
[New LWP 7273]
[New LWP 7357]
[New LWP 7269]
[New LWP 7272]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `/usr/bin/kded5'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007ff16363b87d in QObject::disconnect (sender=0x7ff11c040890, signal=signal@entry=0x0, receiver=receiver@entry=0x7ff13c0122b0, method=method@entry=0x0) at kernel/qobject.cpp:2956
2956	    const QMetaObject *smeta = sender->metaObject();
[Current thread is 1 (Thread 0x7ff14204b700 (LWP 7174))]

Thread 1 (Thread 0x7ff14204b700 (LWP 7174)):
#0  0x00007ff16363b87d in QObject::disconnect (sender=0x7ff11c040890, signal=signal@entry=0x0, receiver=receiver@entry=0x7ff13c0122b0, method=method@entry=0x0) at kernel/qobject.cpp:2956
        signal_arg = 0x0
        signal_name = {d = 0x7ff1636cab60 <QArrayData::shared_null>}
        signal_found = false
        method_name = {d = 0x7ff1636cab60 <QArrayData::shared_null>}
        method_arg = 0x0
        membcode = <optimized out>
        method_found = false
        res = false
        smeta = 0x7ff147cac8a0 <Solid::Backends::UDisks2::DeviceBackend::staticMetaObject>
        signalName = {d = 0x7ff1636cab60 <QArrayData::shared_null>}
        signalTypes = {a = 10, s = 0, ptr = 0x7ff14204aac0, {array = "+\312w\257\000\000\000\000\230\345'\332!V\000\000\200a\005<\361\177\000\000t/~b\361\177\000\000\260\223\004<\361\177\000\000 \000\000<\361\177\000\000 \000\000<\361\177\000\000 \004\000\000\000\000\000\000C\000\000\000\000\000\000\000\a\000\000\000\000\000\000\000\320\005\006<\361\177\000\000\017\017~b\361\177\000\000\340\001\000\000\000\000\000\000\b\b\000\000\000\000\000\000\240\253\004B\361\177\000\000\237\253\004B\361\177\000\000 \000\000\000\000\000\000\000\030\000\000\000\000\000\000\000\300\253\004B\361\177\000\000\277\253\004B\361\177\000", q_for_alignment_1 = 2943863339, q_for_alignment_2 = 1.4544617418514035e-314}}
        methodName = {d = 0x7ff1636cab60 <QArrayData::shared_null>}
        methodTypes = {a = 10, s = 0, ptr = 0x7ff14204ab70, {array = "\004\000\000\000\000\000\000\000AT\373\275\016\200\377\377\000\000\000\000\000\000\000\000\002\000\000\000\060", '\000' <repeats 19 times>, "[\000\000\000n", '\000' <repeats 19 times>, "w\000\000\000|\000\000\000\260\"\001<\361\177\000\000 \000\000<\361\177\000\000\b\b\000\000\000\000\000\000+#t\257\000\000\000\000\260\"\001<\361\177\000\000 \000\000<\361\177\000\000\030\000\000\000\000\000\000\000`U\001<\361\177\000\000\260\223\004<\361\177\000\000P\330\005<\361\177\000", q_for_alignment_1 = 4, q_for_alignment_2 = 1.9762625833649862e-323}}
#1  0x00007ff1652bffd0 in QObject::disconnect (member=0x0, receiver=0x7ff13c0122b0, this=<optimized out>) at ../../src/corelib/kernel/qobject.h:359
No locals.
#2  QDBusConnectionPrivate::closeConnection (this=this@entry=0x7ff13c0122b0) at qdbusintegrator.cpp:1133
        locker = {<QDBusLockerBase> = {<No data fields>}, self = 0x7ff13c0122b0, action = CloseConnectionAction}
        oldMode = <optimized out>
        allObjects = {q_hash = {{d = 0x7ff13c0493b0, e = 0x7ff13c0493b0}}}
        sit = <optimized out>
        oit = {i = {i = 0x7ff13c011060}}
#3  0x00007ff1652ac8c2 in QDBusConnectionManager::run (this=0x7ff165322060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:206
        d = 0x7ff13c0122b0
        it = {i = 0x7ff13c012c00}
        locker = {val = 140674761629809}
#4  0x00007ff163471a1a in QThreadPrivate::start (arg=0x7ff165322060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:344
        __clframe = {__cancel_routine = 0x7ff163470b40 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7ff165322060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7ff165322060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>
        data = <optimized out>
#5  0x00007ff1625466ca in start_thread (arg=0x7ff14204b700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7ff14204b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140674171451136, 8559708019580081564, 0, 140723477064655, 140674171451840, 140674171451136, -8563395547042277988, -8563324488656611940}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007ff162864f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.

Thread 2 (Thread 0x7ff10f8da700 (LWP 7289)):
#0  0x00007ff16285900d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007ff15e204156 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7ff108002a20, timeout=<optimized out>, context=0x7ff108000990) at gmain.c:4228
        poll_func = 0x7ff15e214000 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7ff108000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7ff108002a20
#3  0x00007ff15e20426c in g_main_context_iteration (context=0x7ff108000990, may_block=may_block@entry=1) at gmain.c:3990
        retval = <optimized out>
#4  0x00007ff16365ed6f in QEventDispatcherGlib::processEvents (this=0x7ff1080008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7ff1080008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007ff1636100ba in QEventLoop::exec (this=this@entry=0x7ff10f8d9d00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
        d = 0x7ff108002990
        locker = {val = 94703391001104}
        ref = {d = 0x7ff108002990, locker = @0x7ff10f8d9c80, exceptionCaught = true}
#6  0x00007ff16346d643 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
        d = 0x5621d9fac9a0
        locker = {val = 94703391001104}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7ff16384c9f8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff16376fc80 <qt_meta_stringdata_QObject>, data = 0x7ff16376fb60 <qt_meta_data_QObject>, static_metacall = 0x7ff16363fed0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7ff108002990}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff1637b7a20 <qt_meta_stringdata_Qt>, data = 0x7ff1637b4f60 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7ff163843ec0 <QObject::staticMetaObject>, stringdata = 0x7ff1637cedc0 <qt_meta_stringdata_QEventLoop>, data = 0x7ff1637ced60 <qt_meta_data_QEventLoop>, static_metacall = 0x7ff1636a7710 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007ff163471a1a in QThreadPrivate::start (arg=0x5621d9f896b0) at thread/qthread_unix.cpp:344
        __clframe = {__cancel_routine = 0x7ff163470b40 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x5621d9f896b0, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x5621d9f896b0
        data = <optimized out>
#8  0x00007ff1625466ca in start_thread (arg=0x7ff10f8da700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7ff10f8da700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140673324787456, 8559708019580081564, 0, 140723477064367, 140673324788160, 140673324787456, -8563544060032051812, -8563324488656611940}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007ff162864f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.

Thread 3 (Thread 0x7ff10e8d8700 (LWP 7358)):
#0  0x00007ff16285900d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007ff15e204156 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7ff1040025d0, timeout=<optimized out>, context=0x7ff104000990) at gmain.c:4228
        poll_func = 0x7ff15e214000 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7ff104000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7ff1040025d0
#3  0x00007ff15e20426c in g_main_context_iteration (context=0x7ff104000990, may_block=may_block@entry=1) at gmain.c:3990
        retval = <optimized out>
#4  0x00007ff16365ed6f in QEventDispatcherGlib::processEvents (this=0x7ff1040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7ff1040008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007ff1636100ba in QEventLoop::exec (this=this@entry=0x7ff10e8d7d00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
        d = 0x7ff104002e70
        locker = {val = 94703387330128}
        ref = {d = 0x7ff104002e70, locker = @0x7ff10e8d7c80, exceptionCaught = true}
#6  0x00007ff16346d643 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
        d = 0x5621d9c2c5e0
        locker = {val = 94703387330128}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7ff16384c9f8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff16376fc80 <qt_meta_stringdata_QObject>, data = 0x7ff16376fb60 <qt_meta_data_QObject>, static_metacall = 0x7ff16363fed0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7ff104002e70}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff1637b7a20 <qt_meta_stringdata_Qt>, data = 0x7ff1637b4f60 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7ff163843ec0 <QObject::staticMetaObject>, stringdata = 0x7ff1637cedc0 <qt_meta_stringdata_QEventLoop>, data = 0x7ff1637ced60 <qt_meta_data_QEventLoop>, static_metacall = 0x7ff1636a7710 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007ff163471a1a in QThreadPrivate::start (arg=0x5621d9f08280) at thread/qthread_unix.cpp:344
        __clframe = {__cancel_routine = 0x7ff163470b40 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x5621d9f08280, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x5621d9f08280
        data = <optimized out>
#8  0x00007ff1625466ca in start_thread (arg=0x7ff10e8d8700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7ff10e8d8700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140673308002048, 8559708019580081564, 0, 140723477063839, 140673308002752, 140673308002048, -8563546255834081892, -8563324488656611940}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x00007ff162864f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.

Thread 4 (Thread 0x7ff1651af8c0 (LWP 7150)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007ff163469ddf in _q_futex (timeout=0x0, val=1, op=1, addr=<optimized out>) at thread/qmutex_linux.cpp:123
        int_addr = <optimized out>
#2  QBasicMutex::unlockInternal (this=<optimized out>) at thread/qmutex_linux.cpp:200
No locals.
#3  0x00007ff163469e37 in QMutex::unlock (this=<optimized out>) at thread/qmutex.cpp:282
        current = <optimized out>
#4  0x00007ff16346cf74 in QMutexLocker::unlock (this=<synthetic pointer>) at thread/qmutex.h:147
No locals.
#5  QMutexLocker::~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at thread/qmutex.h:141
No locals.
#6  QThread::exit (this=this@entry=0x7ff165322060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>, returnCode=returnCode@entry=0) at thread/qthread.cpp:539
        d = <optimized out>
        locker = <optimized out>
#7  0x00007ff16346cfc7 in QThread::quit (this=this@entry=0x7ff165322060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:559
No locals.
#8  0x00007ff1652ac607 in QDBusConnectionManager::~QDBusConnectionManager (this=0x7ff165322060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>, __in_chrg=<optimized out>) at qdbusconnection.cpp:174
No locals.
#9  0x00007ff1652ac6a9 in (anonymous namespace)::Q_QGS__q_manager::Holder::~Holder (this=<optimized out>, __in_chrg=<optimized out>) at qdbusconnection.cpp:76
No locals.
#10 0x00007ff162797420 in __run_exit_handlers (status=status@entry=1, listp=0x3, run_list_atexit=run_list_atexit@entry=true, run_dtors=run_dtors@entry=true) at exit.c:83
        atfct = <optimized out>
        onfct = <optimized out>
        cxafct = <optimized out>
        f = <optimized out>
#11 0x00007ff16279747a in __GI_exit (status=status@entry=1) at exit.c:105
No locals.
#12 0x00007ff1537a0183 in QXcbConnection::processXcbEvents (this=0x5621d9b60660) at qxcbconnection.cpp:1699
        connection_error = 1
        eventqueue = <optimized out>
#13 0x00007ff1636390d9 in QObject::event (this=0x5621d9b60660, e=<optimized out>) at kernel/qobject.cpp:1263
        mce = <optimized out>
        sw = {receiver = 0x5621d9b60660, previousSender = 0x0, currentSender = {sender = 0x5621d9b6c4d0, signal = 4, ref = 1}, switched = true}
#14 0x00007ff164a0f96c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x5621d9b60660, e=0x7ff148003de0) at kernel/qapplication.cpp:3799
        consumed = <optimized out>
        this = <optimized out>
        e = 0x7ff148003de0
        receiver = 0x5621d9b60660
#15 0x00007ff164a17111 in QApplication::notify (this=0x7ffcbcdcb090, receiver=0x5621d9b60660, e=0x7ff148003de0) at kernel/qapplication.cpp:3556
        w = 0x5621d9b60660
        extra = <optimized out>
        isProxyWidget = <optimized out>
        res = false
#16 0x00007ff16361112a in QCoreApplication::notifyInternal2 (receiver=0x5621d9b60660, event=event@entry=0x7ff148003de0) at kernel/qcoreapplication.cpp:988
        selfRequired = true
        result = false
        cbdata = {0x5621d9b60660, 0x7ff148003de0, 0x7ffcbcdcac6f}
        d = <optimized out>
        threadData = 0x5621d9b46eb0
        scopeLevelCounter = {threadData = 0x5621d9b46eb0}
#17 0x00007ff163613800 in QCoreApplication::sendEvent (event=0x7ff148003de0, receiver=<optimized out>) at kernel/qcoreapplication.h:231
No locals.
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x5621d9b46eb0) at kernel/qcoreapplication.cpp:1649
        e = 0x7ff148003de0
        pe = <optimized out>
        r = <optimized out>
        unlocker = {m = <synthetic pointer><error reading variable>}
        event_deleter = {d = 0x7ff148003de0}
        locker = {val = 94703386390240}
        startOffset = 0
        i = @0x5621d9b46ed4: 1
        cleanup = {receiver = 0x0, event_type = 0, data = 0x5621d9b46eb0, exceptionCaught = true}
#19 0x00007ff163613cd8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1503
        data = <optimized out>
#20 0x00007ff16365ecf3 in postEventSourceDispatch (s=0x5621d9bb2370) at kernel/qeventdispatcher_glib.cpp:276
        source = 0x5621d9bb2370
#21 0x00007ff15e203e42 in g_main_dispatch (context=0x7ff1480016f0) at gmain.c:3203
        dispatch = 0x7ff16365ece0 <postEventSourceDispatch(GSource*, GSourceFunc, gpointer)>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = 0x0
        cb_data = 0x0
        need_destroy = <optimized out>
        source = 0x5621d9bb2370
        current = 0x7ff11c002760
        i = 0
#22 g_main_context_dispatch (context=context@entry=0x7ff1480016f0) at gmain.c:3856
No locals.
#23 0x00007ff15e2041c0 in g_main_context_iterate (context=context@entry=0x7ff1480016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3929
        max_priority = 2147483647
        timeout = 22748
        some_ready = 1
        nfds = 7
        allocated_nfds = 8
        fds = <optimized out>
#24 0x00007ff15e20426c in g_main_context_iteration (context=0x7ff1480016f0, may_block=may_block@entry=1) at gmain.c:3990
        retval = <optimized out>
#25 0x00007ff16365ed6f in QEventDispatcherGlib::processEvents (this=0x5621d9bc1780, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x5621d9baa370
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#26 0x00007ff1636100ba in QEventLoop::exec (this=this@entry=0x7ffcbcdcaf60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
        d = 0x5621d9c65830
        locker = {val = 94703386390464}
        ref = {d = 0x5621d9c65830, locker = @0x7ffcbcdcaee0, exceptionCaught = true}
#27 0x00007ff163617bac in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1261
        threadData = 0x5621d9b46eb0
        eventLoop = {<QObject> = {_vptr.QObject = 0x7ff16384c9f8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff16376fc80 <qt_meta_stringdata_QObject>, data = 0x7ff16376fb60 <qt_meta_data_QObject>, static_metacall = 0x7ff16363fed0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x5621d9c65830}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff1637b7a20 <qt_meta_stringdata_Qt>, data = 0x7ff1637b4f60 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7ff163843ec0 <QObject::staticMetaObject>, stringdata = 0x7ff1637cedc0 <qt_meta_stringdata_QEventLoop>, data = 0x7ff1637ced60 <qt_meta_data_QEventLoop>, static_metacall = 0x7ff1636a7710 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#28 0x00007ff1644fd72c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1639
No locals.
#29 0x00007ff164a0f8c5 in QApplication::exec () at kernel/qapplication.cpp:2975
No locals.
#30 0x00007ff164f24230 in kdemain (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kded-5.27.0/src/kded.cpp:792
        app = {<QGuiApplication> = {<QCoreApplication> = {<QObject> = {_vptr.QObject = 0x7ff164ee8768 <vtable for QApplication+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff16376fc80 <qt_meta_stringdata_QObject>, data = 0x7ff16376fb60 <qt_meta_data_QObject>, static_metacall = 0x7ff16363fed0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x5621d9b46d40}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff1637b7a20 <qt_meta_stringdata_Qt>, data = 0x7ff1637b4f60 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7ff163843ec0 <QObject::staticMetaObject>, stringdata = 0x7ff1637cef80 <qt_meta_stringdata_QCoreApplication>, data = 0x7ff1637cee60 <qt_meta_data_QCoreApplication>, static_metacall = 0x7ff1636a7890 <QCoreApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, static self = 0x7ffcbcdcb090}, static staticMetaObject = {d = {superdata = 0x7ff16384cb40 <QCoreApplication::staticMetaObject>, stringdata = 0x7ff1647eee60 <qt_meta_stringdata_QGuiApplication>, data = 0x7ff1647eec20 <qt_meta_data_QGuiApplication>, static_metacall = 0x7ff164507b10 <QGuiApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7ff16489f5e0 <QGuiApplication::staticMetaObject>, stringdata = 0x7ff164d9f220 <qt_meta_stringdata_QApplication>, data = 0x7ff164d9f0a0 <qt_meta_data_QApplication>, static_metacall = 0x7ff164a14790 <QApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        parser = {d = 0x5621d9ba1c20}
        service = {<QObject> = {_vptr.QObject = 0x7ff163f02630 <vtable for KDBusService+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff16376fc80 <qt_meta_stringdata_QObject>, data = 0x7ff16376fb60 <qt_meta_data_QObject>, static_metacall = 0x7ff16363fed0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x5621d9bc4370}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff1637b7a20 <qt_meta_stringdata_Qt>, data = 0x7ff1637b4f60 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7ff163843ec0 <QObject::staticMetaObject>, stringdata = 0x7ff163d00200 <qt_meta_stringdata_KDBusService>, data = 0x7ff163d000e0 <qt_meta_data_KDBusService>, static_metacall = 0x7ff163cfd890 <KDBusService::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x5621d9bc25b0}
        bus = <optimized out>
        plugins = {d = 0x5621d9bce2f0}
        config = {d = 0x5621d9ba2620}
        cg = {<KConfigBase> = {_vptr.KConfigBase = 0x7ff16415e3d8 <vtable for KConfigGroup+16>}, d = {d = 0x5621d9bd06f0}}
        kded = 0x5621d9bca1c0
        ksplashProgressMessage = {d_ptr = 0x5621d9c0bb10}
        result = <optimized out>
#31 0x00007ff16277d401 in __libc_start_main (main=0x5621d9008850 <main>, argc=1, argv=0x7ffcbcdcb248, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcbcdcb238) at ../csu/libc-start.c:289
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -2699482368378268260, 94703374600288, 140723477066304, 0, 0, -8560418551003736676, -8563324245553179236}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7ffcbcdcb258, 0x7ff165353128}, data = {prev = 0x0, cleanup = 0x0, canceltype = -1126387112}}}
        not_first_call = <optimized out>
#32 0x00005621d900888a in _start ()
No symbol table info available.

Thread 5 (Thread 0x7ff120870700 (LWP 7273)):
#0  0x00007ff16285900d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007ff15e204156 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7ff1180010c0, timeout=<optimized out>, context=0x5621d9f22140) at gmain.c:4228
        poll_func = 0x7ff15e214000 <g_poll>
#2  g_main_context_iterate (context=0x5621d9f22140, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7ff1180010c0
#3  0x00007ff15e2044e2 in g_main_loop_run (loop=0x5621d9f1fbe0) at gmain.c:4125
        __func__ = "g_main_loop_run"
#4  0x00007ff14f852946 in gdbus_shared_thread_func (user_data=0x5621d9f1d870) at gdbusprivate.c:247
        data = 0x5621d9f1d870
#5  0x00007ff15e22bb03 in g_thread_proxy (data=0x5621d9f66ca0) at gthread.c:784
        thread = 0x5621d9f66ca0
        __func__ = "g_thread_proxy"
#6  0x00007ff1625466ca in start_thread (arg=0x7ff120870700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7ff120870700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140673609565952, 8559708019580081564, 0, 140723477063343, 140673609566656, 140673609565952, -8563471433208818276, -8563324488656611940}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007ff162864f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.

Thread 6 (Thread 0x7ff10f0d9700 (LWP 7357)):
#0  0x00007ff16285900d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007ff15e204156 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7ff1000048c0, timeout=<optimized out>, context=0x7ff100000990) at gmain.c:4228
        poll_func = 0x7ff15e214000 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7ff100000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7ff1000048c0
#3  0x00007ff15e20426c in g_main_context_iteration (context=0x7ff100000990, may_block=may_block@entry=1) at gmain.c:3990
        retval = <optimized out>
#4  0x00007ff16365ed6f in QEventDispatcherGlib::processEvents (this=0x7ff1000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7ff1000008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007ff1636100ba in QEventLoop::exec (this=this@entry=0x7ff10f0d8cc0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
        d = 0x7ff100004830
        locker = {val = 94703394674528}
        ref = {d = 0x7ff100004830, locker = @0x7ff10f0d8c40, exceptionCaught = true}
#6  0x00007ff16346d643 in QThread::exec (this=this@entry=0x5621d9f7bf20) at thread/qthread.cpp:507
        d = 0x5621da32d6f0
        locker = {val = 94703394674528}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7ff16384c9f8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff16376fc80 <qt_meta_stringdata_QObject>, data = 0x7ff16376fb60 <qt_meta_data_QObject>, static_metacall = 0x7ff16363fed0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7ff100004830}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff1637b7a20 <qt_meta_stringdata_Qt>, data = 0x7ff1637b4f60 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7ff163843ec0 <QObject::staticMetaObject>, stringdata = 0x7ff1637cedc0 <qt_meta_stringdata_QEventLoop>, data = 0x7ff1637ced60 <qt_meta_data_QEventLoop>, static_metacall = 0x7ff1636a7710 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007ff111feb2c7 in KCupsConnection::run (this=0x5621d9f7bf20) at /usr/src/debug/print-manager-16.08.2/libkcups/KCupsConnection.cpp:304
No locals.
#8  0x00007ff163471a1a in QThreadPrivate::start (arg=0x5621d9f7bf20) at thread/qthread_unix.cpp:344
        __clframe = {__cancel_routine = 0x7ff163470b40 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x5621d9f7bf20, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x5621d9f7bf20
        data = <optimized out>
#9  0x00007ff1625466ca in start_thread (arg=0x7ff10f0d9700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7ff10f0d9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140673316394752, 8559708019580081564, 0, 140723477063631, 140673316395456, 140673316394752, -8563542959983553124, -8563324488656611940}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007ff162864f6f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.

Thread 7 (Thread 0x7ff1241f9700 (LWP 7269)):
#0  0x00007ff16285900d in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007ff15e204156 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7ff11c003270, timeout=<optimized out>, context=0x7ff11c000990) at gmain.c:4228
        poll_func = 0x7ff15e214000 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x7ff11c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
        max_priority = 2147483647
        timeout = 5991
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7ff11c003270
#3  0x00007ff15e20426c in g_main_context_iteration (context=0x7ff11c000990, may_block=may_block@entry=1) at gmain.c:3990
        retval = <optimized out>
#4  0x00007ff16365ed6f in QEventDispatcherGlib::processEvents (this=0x7ff11c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
        d = 0x7ff11c0008e0
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#5  0x00007ff1636100ba in QEventLoop::exec (this=this@entry=0x7ff1241f8d00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:210
        d = 0x7ff11c003190
        locker = {val = 94703388909968}
        ref = {d = 0x7ff11c003190, locker = @0x7ff1241f8c80, exceptionCaught = true}
#6  0x00007ff16346d643 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:507
        d = 0x5621d9dae120
        locker = {val = 94703388909968}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7ff16384c9f8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff16376fc80 <qt_meta_stringdata_QObject>, data = 0x7ff16376fb60 <qt_meta_data_QObject>, static_metacall = 0x7ff16363fed0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7ff11c003190}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7ff1637b7a20 <qt_meta_stringdata_Qt>, data = 0x7ff1637b4f60 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7ff163843ec0 <QObject::staticMetaObject>, stringdata = 0x7ff1637cedc0 <qt_meta_stringdata_QEventLoop>, data = 0x7ff1637ced60 <qt_meta_data_QEventLoop>, static_metacall = 0x7ff1636a7710 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007ff163471a1a in QThreadPrivate::start (arg=0x5621d9e23d40) at thread/qthread_unix.cpp:344
        __clframe = {__cancel_routine = 0x7ff163470b40 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x5621d9e23d40, __do_it = 1, __cancel_type = <optimized out>}
Timeout exceeded: 240 seconds, killing gdb.
Looks like gdb hung while generating backtrace.
This may be a bug in gdb. Consider submitting a bug report to gdb developers.
Please attach coredump from this crash to the bug report if you do.
Comment 1 Justin Zobel 2020-12-17 05:24:00 UTC
Thank you for the crash report.

As it has been a while since this was reported, can you please test and confirm if this issue is still occurring or if this bug report can be marked as resolved.

I have set the bug status to "needsinfo" pending your response, please change back to "reported" or "resolved/worksforme" when you respond, thank you.
Comment 2 Bug Janitor Service 2021-01-01 04:36:01 UTC
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 3 Bug Janitor Service 2021-01-16 04:35:06 UTC
This bug has been in NEEDSINFO status with no change for at least
30 days. The bug is now closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!