Bug 298715

Application: kded4 ($Id$)
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.3.2-1.fc16.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:
daemon crashed when Network Manager unsuccessfully tried to connect to wifi, repeatedly.

The crash can be reproduced some of the time.

-- Backtrace:
Application: KDE Daemon (kded4), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
82	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7f12ee603840 (LWP 1823))]

Thread 3 (Thread 0x7f12e0f49700 (LWP 1833)):
#0  0x00000031070e85c3 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x0000003c5b844fd8 in g_main_context_poll (n_fds=1, fds=0x7f12d4002250, priority=<optimized out>, timeout=-1, context=0x7f12d40009a0) at gmain.c:3402
#2  g_main_context_iterate (context=0x7f12d40009a0, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3084
#3  0x0000003c5b84549c in g_main_context_iteration (context=0x7f12d40009a0, may_block=1) at gmain.c:3152
#4  0x0000003c629a8626 in QEventDispatcherGlib::processEvents (this=0x7f12d40008c0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#5  0x0000003c62978a12 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x0000003c62978c67 in QEventLoop::exec (this=0x7f12e0f48d10, flags=...) at kernel/qeventloop.cpp:204
#7  0x0000003c62878ad7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x0000003c6295870f in QInotifyFileSystemWatcherEngine::run (this=0x1d7ec00) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x0000003c6287bb1b in QThreadPrivate::start (arg=0x1d7ec00) at thread/qthread_unix.cpp:298
#10 0x0000003107407d90 in start_thread (arg=0x7f12e0f49700) at pthread_create.c:309
#11 0x00000031070f0f5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 2 (Thread 0x7f12e174a700 (LWP 5481)):
#0  0x00000031070e85c3 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x0000003c5b844fd8 in g_main_context_poll (n_fds=1, fds=0x7f12dc0035a0, priority=<optimized out>, timeout=-1, context=0x7f12dc002000) at gmain.c:3402
#2  g_main_context_iterate (context=0x7f12dc002000, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3084
#3  0x0000003c5b84549c in g_main_context_iteration (context=0x7f12dc002000, may_block=1) at gmain.c:3152
#4  0x0000003c629a8626 in QEventDispatcherGlib::processEvents (this=0x7f12dc002d50, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#5  0x0000003c62978a12 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x0000003c62978c67 in QEventLoop::exec (this=0x7f12e1749d40, flags=...) at kernel/qeventloop.cpp:204
#7  0x0000003c62878ad7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x0000003c6287bb1b in QThreadPrivate::start (arg=0x1e74250) at thread/qthread_unix.cpp:298
#9  0x0000003107407d90 in start_thread (arg=0x7f12e174a700) at pthread_create.c:309
#10 0x00000031070f0f5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7f12ee603840 (LWP 1823)):
[KCrash Handler]
#6  ref (this=0x6500760065005f) at /usr/include/QtCore/qatomic_x86_64.h:121
#7  QList (l=..., this=0x7fff7b21e120) at /usr/include/QtCore/qlist.h:122
#8  QForeachContainer (t=..., this=0x7fff7b21e120) at /usr/include/QtCore/qglobal.h:2338
#9  Knm::Connection::setting (this=0x1ef8e30, settingType=Knm::Setting::Wireless) at /usr/src/debug/networkmanagement-0.9.0/libs/internals/connection.cpp:355
#10 0x0000003c6b025c9f in WirelessNetworkInterfaceActivatableProvider::handleAdd (this=0x1f014d0, addedConnection=0x1ef8e30) at /usr/src/debug/networkmanagement-0.9.0/libs/service/wirelessnetworkinterfaceactivatableprovider.cpp:127
#11 0x0000003c6b024d11 in WirelessNetworkInterfaceActivatableProvider::networkAppeared (this=0x1f014d0, ssid=...) at /usr/src/debug/networkmanagement-0.9.0/libs/service/wirelessnetworkinterfaceactivatableprovider.cpp:217
#12 0x0000003c6298d571 in QMetaObject::activate (sender=0x1f01a50, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff7b21e6b0) at kernel/qobject.cpp:3547
#13 0x0000003c6b404122 in Solid::Control::WirelessNetworkInterfaceEnvironment::networkAppeared (this=<optimized out>, _t1=<optimized out>) at /usr/src/debug/networkmanagement-0.9.0/x86_64-redhat-linux-gnu/solidcontrolfuture/moc_wirelessnetworkinterfaceenvironment.cpp:113
#14 0x0000003c6b4048bf in Solid::Control::WirelessNetworkInterfaceEnvironment::accessPointAppearedInternal (this=0x1f01a50, uni=<optimized out>) at /usr/src/debug/networkmanagement-0.9.0/solidcontrolfuture/wirelessnetworkinterfaceenvironment.cpp:113
#15 0x0000003c6298d571 in QMetaObject::activate (sender=0x1e81840, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff7b21e840) at kernel/qobject.cpp:3547
#16 0x00007f12daf38b75 in Solid::Control::WirelessNetworkInterfaceNm09::accessPointAppeared (this=<optimized out>, _t1=<optimized out>) at /usr/src/debug/networkmanagement-0.9.0/x86_64-redhat-linux-gnu/solidcontrolfuture/libs/solid/control/wirelessnetworkinterface.moc:165
#17 0x00007f12daf38faa in Solid::Control::WirelessNetworkInterfaceNm09::_k_accessPointAdded (this=0x1e81840, uni=...) at /usr/src/debug/networkmanagement-0.9.0/solidcontrolfuture/libs/solid/control/wirelessnetworkinterface.cpp:159
#18 0x0000003c6298d571 in QMetaObject::activate (sender=0x1e7fe00, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff7b21ea30) at kernel/qobject.cpp:3547
#19 0x00007f12da21fec5 in NMWirelessNetworkInterface::accessPointAppeared (this=<optimized out>, _t1=<optimized out>) at /usr/src/debug/networkmanagement-0.9.0/x86_64-redhat-linux-gnu/solidcontrolfuture/solid/networkmanager-0.9/moc_wirelessnetworkinterface.cpp:148
#20 0x00007f12da22c8a8 in NMWirelessNetworkInterface::accessPointAdded (this=0x1e7fe00, apPath=...) at /usr/src/debug/networkmanagement-0.9.0/solidcontrolfuture/solid/networkmanager-0.9/wirelessnetworkinterface.cpp:178
#21 0x0000003c6298d571 in QMetaObject::activate (sender=0x1e80b20, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff7b21ebd0) at kernel/qobject.cpp:3547
#22 0x00007f12da236862 in OrgFreedesktopNetworkManagerDeviceWirelessInterface::AccessPointAdded (this=<optimized out>, _t1=<optimized out>) at /usr/src/debug/networkmanagement-0.9.0/x86_64-redhat-linux-gnu/solidcontrolfuture/solid/networkmanager-0.9/nm-device-wifiinterface.moc:151
#23 0x00007f12da236b05 in OrgFreedesktopNetworkManagerDeviceWirelessInterface::qt_static_metacall (_o=0x1e80b20, _c=<optimized out>, _id=<optimized out>, _a=0x7fff7b21eee0) at /usr/src/debug/networkmanagement-0.9.0/x86_64-redhat-linux-gnu/solidcontrolfuture/solid/networkmanager-0.9/nm-device-wifiinterface.moc:70
#24 0x00007f12da236cef in OrgFreedesktopNetworkManagerDeviceWirelessInterface::qt_metacall (this=0x1e80b20, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fff7b21eee0) at /usr/src/debug/networkmanagement-0.9.0/x86_64-redhat-linux-gnu/solidcontrolfuture/solid/networkmanager-0.9/nm-device-wifiinterface.moc:113
#25 0x0000003c63e22d2b in QDBusConnectionPrivate::deliverCall (this=0x1d678e0, object=0x1e80b20, msg=..., metaTypes=..., slotIdx=5) at qdbusintegrator.cpp:947
#26 0x0000003c629927a6 in QObject::event (this=0x1e80b20, e=<optimized out>) at kernel/qobject.cpp:1195
#27 0x0000003c651c9bc4 in notify_helper (e=0x1f355e0, receiver=0x1e80b20, this=0x1b77880) at kernel/qapplication.cpp:4554
#28 QApplicationPrivate::notify_helper (this=0x1b77880, receiver=0x1e80b20, e=0x1f355e0) at kernel/qapplication.cpp:4526
#29 0x0000003c651cea43 in QApplication::notify (this=0x7fff7b21f910, receiver=0x1e80b20, e=0x1f355e0) at kernel/qapplication.cpp:4415
#30 0x0000003c66451f96 in KApplication::notify (this=0x7fff7b21f910, receiver=0x1e80b20, event=0x1f355e0) at /usr/src/debug/kdelibs-4.8.2/kdeui/kernel/kapplication.cpp:311
#31 0x0000003c629798dc in QCoreApplication::notifyInternal (this=0x7fff7b21f910, receiver=0x1e80b20, event=0x1f355e0) at kernel/qcoreapplication.cpp:876
#32 0x0000003c6297d36a in sendEvent (event=0x1f355e0, receiver=0x1e80b20) at kernel/qcoreapplication.h:231
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1b474b0) at kernel/qcoreapplication.cpp:1500
#34 0x0000003c629a8193 in sendPostedEvents () at kernel/qcoreapplication.h:236
#35 postEventSourceDispatch (s=0x1b7b280) at kernel/qeventdispatcher_glib.cpp:279
#36 0x0000003c5b844acd in g_main_dispatch (context=0x1b7a0e0) at gmain.c:2441
#37 g_main_context_dispatch (context=0x1b7a0e0) at gmain.c:3011
#38 0x0000003c5b8452c8 in g_main_context_iterate (context=0x1b7a0e0, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3089
#39 0x0000003c5b84549c in g_main_context_iteration (context=0x1b7a0e0, may_block=1) at gmain.c:3152
#40 0x0000003c629a85bf in QEventDispatcherGlib::processEvents (this=0x1b48970, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#41 0x0000003c6526c8ce in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:207
#42 0x0000003c62978a12 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#43 0x0000003c62978c67 in QEventLoop::exec (this=0x7fff7b21f8a0, flags=...) at kernel/qeventloop.cpp:204
#44 0x0000003c6297d665 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#45 0x0000003c60808de5 in kdemain (argc=1, argv=0x7fff7b21fce8) at /usr/src/debug/kdelibs-4.8.2/kded/kded.cpp:924
#46 0x000000310702169d in __libc_start_main (main=0x400710 <main(int, char**)>, argc=1, ubp_av=0x7fff7b21fce8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff7b21fcd8) at libc-start.c:226
#47 0x0000000000400741 in _start ()

Reported using DrKonqi