Bug 257896

Application: plasma-desktop (0.3)
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
I selected auto eth0 to disconnect then reconnect, but it crashed when I disconnected.

-- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc18dacd7a0 (LWP 1927))]

Thread 6 (Thread 0x7fc15f89d710 (LWP 1960)):
#0  0x00007fc18d3dc203 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc181fc6009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007fc181fc645c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007fc18aa911e6 in QEventDispatcherGlib::processEvents (this=0x1704180, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007fc18aa63a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007fc18aa63dec in QEventLoop::exec (this=0x7fc15f89ccb0, flags=) at kernel/qeventloop.cpp:201
#6  0x00007fc18a96e2fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007fc18aa435f8 in QInotifyFileSystemWatcherEngine::run (this=0x1703720) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fc18a97127e in QThreadPrivate::start (arg=0x1703720) at thread/qthread_unix.cpp:266
#9  0x00007fc185623953 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fc18a6e6971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#11 0x00007fc18d3e894d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fc16b3f0710 (LWP 12505)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc18a971e3b in wait (this=<value optimized out>, mutex=0x1adf0e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1adf0e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc187270524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1adef60, th=0x2298070) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc18727372b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1adebe0, th=0x2298070) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc187271c9f in ThreadWeaver::ThreadRunHelper::run (this=0x7fc16b3efd00, parent=0x1adef60, th=0x2298070) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc1872721f8 in ThreadWeaver::Thread::run (this=0x2298070) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc18a97127e in QThreadPrivate::start (arg=0x2298070) at thread/qthread_unix.cpp:266
#8  0x00007fc185623953 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fc18a6e6971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007fc18d3e894d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fc15ea58710 (LWP 12506)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc18a971e3b in wait (this=<value optimized out>, mutex=0x1adf0e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1adf0e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc187270524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1adef60, th=0x2bed1f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc18727372b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1adebe0, th=0x2bed1f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc187271c9f in ThreadWeaver::ThreadRunHelper::run (this=0x7fc15ea57d00, parent=0x1adef60, th=0x2bed1f0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc1872721f8 in ThreadWeaver::Thread::run (this=0x2bed1f0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc18a97127e in QThreadPrivate::start (arg=0x2bed1f0) at thread/qthread_unix.cpp:266
#8  0x00007fc185623953 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fc18a6e6971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007fc18d3e894d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc16bbf1710 (LWP 12507)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc18a971e3b in wait (this=<value optimized out>, mutex=0x1adf0e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1adf0e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc187270524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1adef60, th=0x24570b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc18727372b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1adebe0, th=0x24570b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc187271c9f in ThreadWeaver::ThreadRunHelper::run (this=0x7fc16bbf0d00, parent=0x1adef60, th=0x24570b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc1872721f8 in ThreadWeaver::Thread::run (this=0x24570b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc18a97127e in QThreadPrivate::start (arg=0x24570b0) at thread/qthread_unix.cpp:266
#8  0x00007fc185623953 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fc18a6e6971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007fc18d3e894d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc159cda710 (LWP 12508)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc18a971e3b in wait (this=<value optimized out>, mutex=0x1adf0e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1adf0e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc187270524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1adef60, th=0x2e95500) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc18727372b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1adebe0, th=0x2e95500) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc187271c9f in ThreadWeaver::ThreadRunHelper::run (this=0x7fc159cd9d00, parent=0x1adef60, th=0x2e95500) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc1872721f8 in ThreadWeaver::Thread::run (this=0x2e95500) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc18a97127e in QThreadPrivate::start (arg=0x2e95500) at thread/qthread_unix.cpp:266
#8  0x00007fc185623953 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fc18a6e6971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007fc18d3e894d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc18dacd7a0 (LWP 1927)):
[KCrash Handler]
#6  0x0000000000000090 in ?? ()
#7  0x00007fc18aa7c56b in QObject::disconnect (sender=0x167a210, signal=<value optimized out>, receiver=0x2be5300, method=<value optimized out>) at kernel/qobject.cpp:2749
#8  0x00007fc162443108 in disconnect (this=0x167a210) at /usr/include/qt4/QtCore/qobject.h:229
#9  InterfaceItem::currentConnectionChanged (this=0x167a210) at ../../applet/interfaceitem.cpp:311
#10 0x00007fc162443acf in InterfaceItem::connectionStateChanged (this=0x167a210, state=Solid::Control::NetworkInterface::Disconnected) at ../../applet/interfaceitem.cpp:426
#11 0x00007fc1624387c1 in InterfaceItem::qt_metacall (this=0x167a210, _c=<value optimized out>, _id=<value optimized out>, _a=0x7fff9d4e9c70) at moc_interfaceitem.cpp:120
#12 0x00007fc18aa7cb27 in QMetaObject::activate (sender=0x145a100, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x291dd58) at kernel/qobject.cpp:3280
#13 0x00007fc16d5798ad in Solid::Control::NetworkInterface::connectionStateChanged (this=0x2be5300, _t1=3, _t2=8, _t3=0) at ./networkinterface.moc:157
#14 0x00007fc16d5799c0 in Solid::Control::NetworkInterface::qt_metacall (this=0x145a100, _c=<value optimized out>, _id=<value optimized out>, _a=0x7fff9d4e9df0) at ./networkinterface.moc:125
#15 0x00007fc16d57c190 in Solid::Control::WiredNetworkInterface::qt_metacall (this=0x2be5300, _c=2639174112, _id=1650812256, _a=0x291dd58) at ./wirednetworkinterface.moc:74
#16 0x00007fc18aa7cb27 in QMetaObject::activate (sender=0x1452130, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x291dd58) at kernel/qobject.cpp:3280
#17 0x00007fc161ba6a0d in NMNetworkInterface::connectionStateChanged (this=0x2be5300, _t1=3, _t2=8, _t3=0) at ./networkinterface.moc:183
#18 0x00007fc161ba787c in NMNetworkInterface::qt_metacall (this=0x1452130, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x7fff9d4ea020) at ./networkinterface.moc:120
#19 0x00007fc161baa855 in NMWiredNetworkInterface::qt_metacall (this=0x2be5300, _c=2639174112, _id=1650812256, _a=0x291dd58) at ./wirednetworkinterface.moc:87
#20 0x00007fc18aa7cb27 in QMetaObject::activate (sender=0x14575b0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x291dd58) at kernel/qobject.cpp:3280
#21 0x00007fc161bb057a in OrgFreedesktopNetworkManagerDeviceInterface::StateChanged (this=0x2be5300, _t1=3, _t2=8, _t3=0) at ./nm-deviceinterface.moc:134
#22 0x00007fc161bb05d3 in OrgFreedesktopNetworkManagerDeviceInterface::qt_metacall (this=0x14575b0, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fff9d4ea390) at ./nm-deviceinterface.moc:90
#23 0x00007fc18adbb0ee in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>) at qdbusintegrator.cpp:919
#24 0x00007fc18adc60ef in QDBusCallDeliveryEvent::placeMetaCall (this=0x26382a0, object=0x7fff9d4e99e0) at qdbusintegrator_p.h:103
#25 0x00007fc18aa76bde in QObject::event (this=0x14575b0, e=0x2be5300) at kernel/qobject.cpp:1219
#26 0x00007fc189baefdc in QApplicationPrivate::notify_helper (this=0x995930, receiver=0x14575b0, e=0x2b66960) at kernel/qapplication.cpp:4396
#27 0x00007fc189bb4aed in QApplication::notify (this=0x984360, receiver=0x14575b0, e=0x2b66960) at kernel/qapplication.cpp:4277
#28 0x00007fc18b700156 in KApplication::notify (this=0x984360, receiver=0x14575b0, event=0x2b66960) at ../../kdeui/kernel/kapplication.cpp:310
#29 0x00007fc18aa64cdc in QCoreApplication::notifyInternal (this=0x984360, receiver=0x14575b0, event=0x2b66960) at kernel/qcoreapplication.cpp:732
#30 0x00007fc18aa67c22 in sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x92d560) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#31 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x92d560) at kernel/qcoreapplication.cpp:1373
#32 0x00007fc18aa91653 in sendPostedEvents (s=0x999080) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#33 postEventSourceDispatch (s=0x999080) at kernel/qeventdispatcher_glib.cpp:277
#34 0x00007fc181fc2342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#35 0x00007fc181fc62a8 in ?? () from /lib/libglib-2.0.so.0
#36 0x00007fc181fc645c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#37 0x00007fc18aa91193 in QEventDispatcherGlib::processEvents (this=0x92d070, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#38 0x00007fc189c61a4e in QGuiEventDispatcherGlib::processEvents (this=0x2be5300, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007fc18aa63a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#40 0x00007fc18aa63dec in QEventLoop::exec (this=0x7fff9d4eadd0, flags=) at kernel/qeventloop.cpp:201
#41 0x00007fc18aa67ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#42 0x00007fc18d6bfa56 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#43 0x00007fc18d320d8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff9d4eb198) at libc-start.c:226
#44 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 240285.

Possible duplicates by query: bug 257203, bug 257113, bug 255468, bug 255354, bug 240285.

Reported using DrKonqi