Bug 275668

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic i686
Distribution: Ubuntu 11.04

-- Information about the crash:
I changed screen from monitor to laptop screen (using fn+F8 on my ASUS UF1), unplugged the cable and put the laptop to sleep. When waking it up, Plasma crashed and restarted.

-- Backtrace:
Application: Plasma desktop-skal (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77b7ad0 (LWP 1693))]

Thread 7 (Thread 0xb544cb70 (LWP 1694)):
#0  0x082567b5 in __pthread_mutex_unlock_usercnt () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00900656 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#2  0x0692b712 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x0692c03a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x0692c524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x01a42577 in QEventDispatcherGlib::processEvents (this=0x8d20f20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x01a14289 in QEventLoop::processEvents (this=0xb544c280, flags=...) at kernel/qeventloop.cpp:149
#7  0x01a14522 in QEventLoop::exec (this=0xb544c280, flags=...) at kernel/qeventloop.cpp:201
#8  0x0191e2a0 in QThread::exec (this=0x8c580a8) at thread/qthread.cpp:492
#9  0x019f5fdb in QInotifyFileSystemWatcherEngine::run (this=0x8c580a8) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x01920da2 in QThreadPrivate::start (arg=0x8c580a8) at thread/qthread_unix.cpp:320
#11 0x08252e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x008f273e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 6 (Thread 0xad55bb70 (LWP 1697)):
#0  0x0327bd41 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0x01976dd8 in do_gettime () at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x01a434f2 in updateCurrentTime (this=0x904fffc, tm=...) at kernel/qeventdispatcher_unix.cpp:339
#4  QTimerInfoList::timerWait (this=0x904fffc, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x01a41d32 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xad55b0cc) at kernel/qeventdispatcher_glib.cpp:136
#6  0x01a41dcd in timerSourcePrepare (source=0x904ffc8, timeout=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x0692afd4 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x0692be63 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x0692c524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x01a42577 in QEventDispatcherGlib::processEvents (this=0x904fa48, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0x01a14289 in QEventLoop::processEvents (this=0xad55b280, flags=...) at kernel/qeventloop.cpp:149
#12 0x01a14522 in QEventLoop::exec (this=0xad55b280, flags=...) at kernel/qeventloop.cpp:201
#13 0x0191e2a0 in QThread::exec (this=0x9040750) at thread/qthread.cpp:492
#14 0x019f5fdb in QInotifyFileSystemWatcherEngine::run (this=0x9040750) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x01920da2 in QThreadPrivate::start (arg=0x9040750) at thread/qthread_unix.cpp:320
#16 0x08252e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0x008f273e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 5 (Thread 0xaf7cbb70 (LWP 2512)):
#0  0x00ed9416 in __kernel_vsyscall ()
#1  0x0825748c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009003fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01921467 in wait (this=0x973a748, mutex=0x971d218, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x973a748, mutex=0x971d218, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007ca7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x973a730, th=0x9ce1ab8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007cd47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9714348, th=0x9ce1ab8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007ca42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x973a730, th=0x9ce1ab8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007cd56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9714348, th=0x9ce1ab8) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007ca373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x973a730, th=0x9ce1ab8, previous=0x8bbb538) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007cbf9e in ThreadWeaver::ThreadRunHelper::run (this=0xaf7cb2e4, parent=0x973a730, th=0x9ce1ab8) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x007cc05b in ThreadWeaver::Thread::run (this=0x9ce1ab8) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x01920da2 in QThreadPrivate::start (arg=0x9ce1ab8) at thread/qthread_unix.cpp:320
#13 0x08252e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x008f273e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 4 (Thread 0xaefcab70 (LWP 2513)):
#0  0x00ed9416 in __kernel_vsyscall ()
#1  0x0825748c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009003fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01921467 in wait (this=0x973a748, mutex=0x971d218, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x973a748, mutex=0x971d218, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007ca7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x973a730, th=0x91c2618) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007cd47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9714348, th=0x91c2618) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007ca42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x973a730, th=0x91c2618) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007cd56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9714348, th=0x91c2618) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007ca373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x973a730, th=0x91c2618, previous=0x9d29c48) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007cbf9e in ThreadWeaver::ThreadRunHelper::run (this=0xaefca2e4, parent=0x973a730, th=0x91c2618) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x007cc05b in ThreadWeaver::Thread::run (this=0x91c2618) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x01920da2 in QThreadPrivate::start (arg=0x91c2618) at thread/qthread_unix.cpp:320
#13 0x08252e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x008f273e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xacd07b70 (LWP 2514)):
#0  0x00ed9416 in __kernel_vsyscall ()
#1  0x0825748c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009003fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01921467 in wait (this=0x973a748, mutex=0x971d218, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x973a748, mutex=0x971d218, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007ca7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x973a730, th=0x8eafe48) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007cd47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9714348, th=0x8eafe48) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007ca42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x973a730, th=0x8eafe48) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007cd56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9714348, th=0x8eafe48) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007ca373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x973a730, th=0x8eafe48, previous=0x9a2e7e0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007cbf9e in ThreadWeaver::ThreadRunHelper::run (this=0xacd072e4, parent=0x973a730, th=0x8eafe48) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x007cc05b in ThreadWeaver::Thread::run (this=0x8eafe48) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x01920da2 in QThreadPrivate::start (arg=0x8eafe48) at thread/qthread_unix.cpp:320
#13 0x08252e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x008f273e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xa8697b70 (LWP 2515)):
#0  0x00ed9416 in __kernel_vsyscall ()
#1  0x0825748c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x009003fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x01921467 in wait (this=0x973a748, mutex=0x971d218, time=4294967295) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x973a748, mutex=0x971d218, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x007ca7e0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x973a730, th=0x9cc1990) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x007cd47c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x9714348, th=0x9cc1990) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x007ca42b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x973a730, th=0x9cc1990) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x007cd56a in ThreadWeaver::WorkingHardState::applyForWork (this=0x9714348, th=0x9cc1990) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x007ca373 in ThreadWeaver::WeaverImpl::applyForWork (this=0x973a730, th=0x9cc1990, previous=0x9a41318) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x007cbf9e in ThreadWeaver::ThreadRunHelper::run (this=0xa86972e4, parent=0x973a730, th=0x9cc1990) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x007cc05b in ThreadWeaver::Thread::run (this=0x9cc1990) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x01920da2 in QThreadPrivate::start (arg=0x9cc1990) at thread/qthread_unix.cpp:320
#13 0x08252e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x008f273e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb77b7ad0 (LWP 1693)):
[KCrash Handler]
#7  0x01b4e0df in typeinfo for QtSharedPointer::ExternalRefCountData () from /usr/lib/libQtCore.so.4
#8  0x01a2ada7 in QObject::disconnect (sender=0x9d149b8, signal=0x9c947e1 "hasDefaultRouteChanged(bool)", receiver=0x978e350, method=0x9ebf8e1 "handleHasDefaultRouteChanged(bool)") at kernel/qobject.cpp:2737
#9  0x02c82552 in InterfaceItem::currentConnectionChanged (this=0x978e350) at ../../applet/interfaceitem.cpp:310
#10 0x02c8238f in InterfaceItem::setConnectionInfo (this=0x978e350) at ../../applet/interfaceitem.cpp:268
#11 0x02c83c8f in WirelessInterfaceItem::setConnectionInfo (this=0x978e350) at ../../applet/wirelessinterfaceitem.cpp:64
#12 0x02c83c54 in WirelessInterfaceItem::updateInfo (this=0x978e350) at ../../applet/wirelessinterfaceitem.cpp:54
#13 0x02c75dc1 in WirelessInterfaceItem::qt_metacall (this=0x978e350, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbfd40f88) at moc_wirelessinterfaceitem.cpp:74
#14 0x01a1b6ba in QMetaObject::metacall (object=0x978e350, cl=QMetaObject::InvokeMetaMethod, idx=56, argv=0xbfd40f88) at kernel/qmetaobject.cpp:237
#15 0x01a2b4ff in QMetaObject::activate (sender=0x97b8be0, m=0x2c9483c, local_signal_index=0, argv=0xbfd40f88) at kernel/qobject.cpp:3287
#16 0x02c754e3 in WirelessStatus::strengthChanged (this=0x97b8be0, _t1=0) at moc_wirelessstatus.cpp:94
#17 0x02c8d920 in WirelessStatus::setStrength (this=0x97b8be0, strength=0) at ../../applet/wirelessstatus.cpp:189
#18 0x02c8e017 in WirelessStatus::accessPointDestroyed (this=0x97b8be0, ap=0x9d7a680) at ../../applet/wirelessstatus.cpp:223
#19 0x02c7555e in WirelessStatus::qt_metacall (this=0x97b8be0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbfd41138) at moc_wirelessstatus.cpp:82
#20 0x01a1b6ba in QMetaObject::metacall (object=0x97b8be0, cl=QMetaObject::InvokeMetaMethod, idx=7, argv=0xbfd41138) at kernel/qmetaobject.cpp:237
#21 0x01a2b4ff in QMetaObject::activate (sender=0x9d7a680, m=0x1b4b230, local_signal_index=0, argv=0xbfd41138) at kernel/qobject.cpp:3287
#22 0x01a2b9a3 in QObject::destroyed (this=0x9d7a680, _t1=0x9d7a680) at .moc/release-shared/moc_qobject.cpp:149
#23 0x01a2cfba in QObject::~QObject (this=0x9d7a680, __in_chrg=<value optimized out>) at kernel/qobject.cpp:843
#24 0x088f84cc in Solid::Control::AccessPoint::~AccessPoint (this=0x9d7a680, __in_chrg=<value optimized out>) at ../../../../libs/solid/control/wirelessaccesspoint.cpp:69
#25 0x088f8502 in Solid::Control::AccessPoint::~AccessPoint (this=0x9d7a680, __in_chrg=<value optimized out>) at ../../../../libs/solid/control/wirelessaccesspoint.cpp:72
#26 0x088f9aae in Solid::Control::WirelessNetworkInterface::_k_accessPointRemoved (this=0x8e59bd0, uni=...) at ../../../../libs/solid/control/wirelessnetworkinterface.cpp:163
#27 0x088f9cfd in Solid::Control::WirelessNetworkInterface::qt_metacall (this=0x8e59bd0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbfd41338) at ./wirelessnetworkinterface.moc:116
#28 0x01a1b6ba in QMetaObject::metacall (object=0x8e59bd0, cl=QMetaObject::InvokeMetaMethod, idx=14, argv=0xbfd41338) at kernel/qmetaobject.cpp:237
#29 0x01a2b4ff in QMetaObject::activate (sender=0x8e6d438, m=0x2cf3514, local_signal_index=4, argv=0xbfd41338) at kernel/qobject.cpp:3287
#30 0x02cd8cf3 in NMWirelessNetworkInterface::accessPointDisappeared (this=0x8e6d438, _t1=...) at moc_wirelessnetworkinterface.cpp:140
#31 0x02ce5a14 in NMWirelessNetworkInterface::accessPointRemoved (this=0x8e6d438, apPath=...) at ../../../solid/networkmanager-0.7/wirelessnetworkinterface.cpp:188
#32 0x02cd8efd in NMWirelessNetworkInterface::qt_metacall (this=0x8e6d438, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbfd414c8) at moc_wirelessnetworkinterface.cpp:100
#33 0x01a1b6ba in QMetaObject::metacall (object=0x8e6d438, cl=QMetaObject::InvokeMetaMethod, idx=15, argv=0xbfd414c8) at kernel/qmetaobject.cpp:237
#34 0x01a2b4ff in QMetaObject::activate (sender=0x8e11d94, m=0x2cf4c04, local_signal_index=1, argv=0xbfd414c8) at kernel/qobject.cpp:3287
#35 0x02ceca93 in OrgFreedesktopNetworkManagerDeviceWirelessInterface::AccessPointRemoved (this=0x8e11d94, _t1=...) at ./nm-device-wifiinterface.moc:141
#36 0x02cece2d in OrgFreedesktopNetworkManagerDeviceWirelessInterface::qt_metacall (this=0x8e11d94, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbfd4165c) at ./nm-device-wifiinterface.moc:92
#37 0x00768acd in QDBusConnectionPrivate::deliverCall (this=0x8b050f8, object=0x8e11d94, msg=..., metaTypes=..., slotIdx=6) at qdbusintegrator.cpp:942
#38 0x007731d7 in QDBusCallDeliveryEvent::placeMetaCall (this=0x9ebff40, object=0x8e11d94) at qdbusintegrator_p.h:103
#39 0x01a2a3b7 in QObject::event (this=0x8e11d94, e=0x9ebff40) at kernel/qobject.cpp:1226
#40 0x05c4ad24 in QApplicationPrivate::notify_helper (this=0x8a93728, receiver=0x8e11d94, e=0x9ebff40) at kernel/qapplication.cpp:4462
#41 0x05c4f8ce in QApplication::notify (this=0x8a84f28, receiver=0x8e11d94, e=0x9ebff40) at kernel/qapplication.cpp:3862
#42 0x010bb3ca in KApplication::notify (this=0x8a84f28, receiver=0x8e11d94, event=0x9ebff40) at ../../kdeui/kernel/kapplication.cpp:311
#43 0x01a150bb in QCoreApplication::notifyInternal (this=0x8a84f28, receiver=0x8e11d94, event=0x9ebff40) at kernel/qcoreapplication.cpp:731
#44 0x01a18c79 in sendEvent (receiver=0x0, event_type=0, data=0x8a36f38) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#45 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8a36f38) at kernel/qcoreapplication.cpp:1372
#46 0x01a18e0d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1265
#47 0x01a423c4 in sendPostedEvents (s=0x8a948b8) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#48 postEventSourceDispatch (s=0x8a948b8) at kernel/qeventdispatcher_glib.cpp:277
#49 0x0692baa8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#50 0x0692c270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#51 0x0692c524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#52 0x01a4253c in QEventDispatcherGlib::processEvents (this=0x8a36a90, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#53 0x05cfe775 in QGuiEventDispatcherGlib::processEvents (this=0x8a36a90, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#54 0x01a14289 in QEventLoop::processEvents (this=0xbfd41e44, flags=...) at kernel/qeventloop.cpp:149
#55 0x01a14522 in QEventLoop::exec (this=0xbfd41e44, flags=...) at kernel/qeventloop.cpp:201
#56 0x01a18ecc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#57 0x05c488e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#58 0x00b905a5 in kdemain (argc=1, argv=0xbfd42054) at ../../../../plasma/desktop/shell/main.cpp:118
#59 0x080485cb in main (argc=1, argv=0xbfd42054) at plasma-desktop_dummy.cpp:3

Reported using DrKonqi