Application: kded4 ($Id$)
KDE Platform Version: 4.7.00 (4.7.0)
Qt Version: 4.7.3
Operating System: Linux 2.6.40.4-5.fc15.x86_64 x86_64
Distribution: "RFRemix release 15.1 (Lovelock)"

-- Information about the crash:
- What I was doing when the application crashed:
I attached the HUAWEI E1750 3G modem into USB
- Unusual behavior I noticed:
The KDE breaks and nno connection to internet was made.

The crash can be reproduced every time.

-- Backtrace:
Application: Служба KDE (kded4), signal: Segmentation fault
82	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fdcb6785840 (LWP 5982))]

Thread 3 (Thread 0x7fdcab517700 (LWP 5985)):
#0  0x0000003d10642d0c in g_main_context_poll (n_fds=1, fds=0x7fdca40030f0, priority=<optimized out>, timeout=-1, context=0x7fdca40009b0) at gmain.c:3404
#1  g_main_context_iterate (context=0x7fdca40009b0, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3087
#2  0x0000003d1064325c in g_main_context_iteration (context=0x7fdca40009b0, may_block=1) at gmain.c:3155
#3  0x0000003d19384d76 in QEventDispatcherGlib::processEvents (this=0x7fdca40008c0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x0000003d193596c2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x0000003d193598bf in QEventLoop::exec (this=0x7fdcab516d40, flags=...) at kernel/qeventloop.cpp:201
#6  0x0000003d192716cf in QThread::exec (this=<optimized out>) at thread/qthread.cpp:492
#7  0x0000003d19274145 in QThreadPrivate::start (arg=0xd64be0) at thread/qthread_unix.cpp:320
#8  0x0000003d0e207b31 in start_thread (arg=0x7fdcab517700) at pthread_create.c:305
#9  0x0000003d0dadfd2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 2 (Thread 0x7fdca3de5700 (LWP 6003)):
#0  0x0000003d0dad7423 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x0000003d10642d24 in g_main_context_poll (n_fds=3, fds=0x7fdc98001110, priority=<optimized out>, timeout=-1, context=0xcd8350) at gmain.c:3405
#2  g_main_context_iterate (context=0xcd8350, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3087
#3  0x0000003d1064360d in g_main_loop_run (loop=0xcd8330) at gmain.c:3300
#4  0x0000003d182b4564 in gdbus_shared_thread_func (data=<optimized out>) at gdbusprivate.c:276
#5  0x0000003d106683a6 in g_thread_create_proxy (data=0xcd8440) at gthread.c:1955
#6  0x0000003d0e207b31 in start_thread (arg=0x7fdca3de5700) at pthread_create.c:305
#7  0x0000003d0dadfd2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7fdcb6785840 (LWP 5982)):
[KCrash Handler]
#6  0x0000000000ecd3d0 in ?? ()
#7  0x00000033b3024c0a in qobject_cast<Solid::Control::Ifaces::ModemGsmCardInterface*> (object=<optimized out>) at /usr/src/debug/kdebase-workspace-4.7.0/kdebase-workspace-4.7.0/libs/solid/control/ifaces/modemgsmcardinterface.h:64
#8  Solid::Control::ModemGsmCardInterface::sendPin (this=<optimized out>, pin=...) at /usr/src/debug/kdebase-workspace-4.7.0/kdebase-workspace-4.7.0/libs/solid/control/modemgsmcardinterface.cpp:71
#9  0x00007fdca976b0b3 in NetworkInterfaceMonitor::requestPin(QString const&) () from /usr/lib64/libknmservice.so.4
#10 0x00007fdca97638c1 in NetworkInterfaceMonitor::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libknmservice.so.4
#11 0x0000003d1936ceba in QMetaObject::activate (sender=0x10f7570, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7ffffe2a3250) at kernel/qobject.cpp:3278
#12 0x00000033b30241d5 in Solid::Control::ModemInterface::unlockRequiredChanged (this=<optimized out>, _t1=<optimized out>) at /usr/src/debug/kdebase-workspace-4.7.0/kdebase-workspace-4.7.0/x86_64-redhat-linux-gnu/libs/solid/control/modeminterface.moc:224
#13 0x00000033b3024371 in Solid::Control::ModemInterface::qt_metacall (this=0x10f7570, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xf4d410) at /usr/src/debug/kdebase-workspace-4.7.0/kdebase-workspace-4.7.0/x86_64-redhat-linux-gnu/libs/solid/control/modeminterface.moc:172
#14 0x00000033b3015bc0 in Solid::Control::ModemGsmCardInterface::qt_metacall (this=0x10f7570, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xf4d410) at /usr/src/debug/kdebase-workspace-4.7.0/kdebase-workspace-4.7.0/x86_64-redhat-linux-gnu/libs/solid/control/moc_modemgsmcardinterface.cpp:74
#15 0x0000003d19370a7a in QObject::event (this=0x10f7570, e=<optimized out>) at kernel/qobject.cpp:1217
#16 0x00000033aa3b7444 in notify_helper (e=0x10d9450, receiver=0x10f7570, this=0xb99160) at kernel/qapplication.cpp:4462
#17 QApplicationPrivate::notify_helper (this=0xb99160, receiver=0x10f7570, e=0x10d9450) at kernel/qapplication.cpp:4434
#18 0x00000033aa3bc2d1 in QApplication::notify (this=0x7ffffe2a3c50, receiver=0x10f7570, e=0x10d9450) at kernel/qapplication.cpp:4341
#19 0x00000033aba4c156 in KApplication::notify (this=0x7ffffe2a3c50, receiver=0x10f7570, event=0x10d9450) at /usr/src/debug/kdelibs-4.7.0/kdeui/kernel/kapplication.cpp:311
#20 0x0000003d1935a1ac in QCoreApplication::notifyInternal (this=0x7ffffe2a3c50, receiver=0x10f7570, event=0x10d9450) at kernel/qcoreapplication.cpp:731
#21 0x0000003d1935d774 in sendEvent (event=0x10d9450, receiver=0x10f7570) at kernel/qcoreapplication.h:215
#22 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xb6e910) at kernel/qcoreapplication.cpp:1372
#23 0x0000003d193848b3 in sendPostedEvents () at kernel/qcoreapplication.h:220
#24 postEventSourceDispatch (s=0xb9cce0) at kernel/qeventdispatcher_glib.cpp:277
#25 0x0000003d106427ed in g_main_dispatch (context=0xb9bce0) at gmain.c:2441
#26 g_main_context_dispatch (context=0xb9bce0) at gmain.c:3014
#27 0x0000003d10642fc8 in g_main_context_iterate (context=0xb9bce0, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3092
#28 0x0000003d1064325c in g_main_context_iteration (context=0xb9bce0, may_block=1) at gmain.c:3155
#29 0x0000003d19384d0f in QEventDispatcherGlib::processEvents (this=0xb70000, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#30 0x00000033aa459fde in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:207
#31 0x0000003d193596c2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#32 0x0000003d193598bf in QEventLoop::exec (this=0x7ffffe2a3be0, flags=...) at kernel/qeventloop.cpp:201
#33 0x0000003d1935da07 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#34 0x00000033ae608c65 in kdemain (argc=1, argv=0x7ffffe2a4028) at /usr/src/debug/kdelibs-4.7.0/kded/kded.cpp:924
#35 0x0000003d0da2139d in __libc_start_main (main=0x400710 <main(int, char**)>, argc=1, ubp_av=0x7ffffe2a4028, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffffe2a4018) at libc-start.c:226
#36 0x0000000000400741 in _start ()

Reported using DrKonqi