Application: kmail (4.7.3)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-15-generic-pae i686
Distribution: Ubuntu 11.10

-- Information about the crash:
Open kmail and nepomuk crashes.
Just did a kubuntu update and restarted.

The crash can be reproduced every time.

-- Backtrace:
Application: KMail (kmail), signal: Aborted
[Current thread is 1 (Thread 0xb1a7b730 (LWP 2254))]

Thread 4 (Thread 0xb055cb70 (LWP 2258)):
#0  0xb77a4424 in __kernel_vsyscall ()
#1  0xb596ba5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb5f57cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb3a44883 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb3a4499f in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb5967d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb5f4a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xafc33b70 (LWP 2259)):
[KCrash Handler]
#7  0xb77a4424 in __kernel_vsyscall ()
#8  0xb5ea5c8f in raise () from /lib/i386-linux-gnu/libc.so.6
#9  0xb5ea92b5 in abort () from /lib/i386-linux-gnu/libc.so.6
#10 0xb5edbdfc in ?? () from /lib/i386-linux-gnu/libc.so.6
#11 0xb5ee6bc2 in ?? () from /lib/i386-linux-gnu/libc.so.6
#12 0xb5ee6e08 in ?? () from /lib/i386-linux-gnu/libc.so.6
#13 0xb60c080f in operator delete(void*) () from /usr/lib/i386-linux-gnu/libstdc++.so.6
#14 0xb5b9e723 in node_destruct (to=0x9a342ac, from=0x9a342ac, this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qlist.h:418
#15 QList<QNetworkAddressEntry>::free (data=0x9a34298, this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qlist.h:744
#16 0xb5b9f16b in ~QNetworkInterfacePrivate (this=0x947cd80, __in_chrg=<optimized out>) at kernel/qnetworkinterface_p.h:82
#17 ~QSharedDataPointer (this=0xafc32618, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qshareddata.h:90
#18 ~QSharedDataPointer (this=0xafc32618, __in_chrg=<optimized out>) at kernel/qnetworkinterface.cpp:394
#19 QNetworkInterface::~QNetworkInterface (this=0xafc32618, __in_chrg=<optimized out>) at kernel/qnetworkinterface.cpp:394
#20 0xaf3eaab0 in QGenericEngine::doRequestUpdate (this=0x967c0a8) at qgenericengine.cpp:210
#21 0xaf3eee0c in QGenericEngine::qt_metacall (this=0x967c0a8, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xafc3278c) at .moc/release-shared/moc_qgenericengine.cpp:79
#22 0xb626ab7d in metacall (argv=0xafc3278c, idx=11, cl=QMetaObject::InvokeMetaMethod, object=0x967c0a8) at kernel/qmetaobject.cpp:237
#23 QMetaObject::metacall (object=0x967c0a8, cl=QMetaObject::InvokeMetaMethod, idx=11, argv=0xafc3278c) at kernel/qmetaobject.cpp:232
#24 0xb626c670 in QMetaMethod::invoke (this=0xafc328ec, object=0x967c0a8, connectionType=Qt::DirectConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1597
#25 0xb626eb57 in QMetaObject::invokeMethod (obj=0x967c0a8, member=0xb5bf7b60 "requestUpdate", type=Qt::AutoConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1151
#26 0xb5b860fd in invokeMethod (val9=<optimized out>, val8=<optimized out>, val7=<optimized out>, val6=<optimized out>, val5=<optimized out>, val4=<optimized out>, val3=<optimized out>, val2=<optimized out>, val1=<optimized out>, val0=<optimized out>, member=0xb5bf7b60 "requestUpdate", obj=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs.h:426
#27 QNetworkConfigurationManagerPrivate::pollEngines (this=0x9675d10) at bearer/qnetworkconfigmanager_p.cpp:517
#28 0xb5be6128 in QNetworkConfigurationManagerPrivate::qt_metacall (this=0x9675d10, _c=QMetaObject::InvokeMetaMethod, _id=10, _a=0xafc32ca4) at .moc/release-shared/moc_qnetworkconfigmanager_p.cpp:107
#29 0xb626ab7d in metacall (argv=0xafc32ca4, idx=14, cl=QMetaObject::InvokeMetaMethod, object=0x9675d10) at kernel/qmetaobject.cpp:237
#30 QMetaObject::metacall (object=0x9675d10, cl=QMetaObject::InvokeMetaMethod, idx=14, argv=0xafc32ca4) at kernel/qmetaobject.cpp:232
#31 0xb6279a6a in QMetaObject::activate (sender=0x967e208, m=0xb639b5f8, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3278
#32 0xb62c87d5 in QTimer::timeout (this=0x967e208) at .moc/release-shared/moc_qtimer.cpp:134
#33 0xb6281286 in QTimer::timerEvent (this=0x967e208, e=0xafc3309c) at kernel/qtimer.cpp:271
#34 0xb627c994 in QObject::event (this=0x967e208, e=0xafc3309c) at kernel/qobject.cpp:1181
#35 0xb64f6d54 in notify_helper (e=0xafc3309c, receiver=0x967e208, this=0x91cec88) at kernel/qapplication.cpp:4486
#36 QApplicationPrivate::notify_helper (this=0x91cec88, receiver=0x967e208, e=0xafc3309c) at kernel/qapplication.cpp:4458
#37 0xb64fc103 in QApplication::notify (this=0xafc3309c, receiver=0x967e208, e=0xafc3309c) at kernel/qapplication.cpp:3886
#38 0xb7532971 in KApplication::notify (this=0xbfd42f0c, receiver=0x967e208, event=0xafc3309c) at ../../kdeui/kernel/kapplication.cpp:311
#39 0xb626419e in QCoreApplication::notifyInternal (this=0xbfd42f0c, receiver=0x967e208, event=0xafc3309c) at kernel/qcoreapplication.cpp:787
#40 0xb6294c10 in sendEvent (event=0xafc3309c, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#41 QTimerInfoList::activateTimers (this=0x9677d34) at kernel/qeventdispatcher_unix.cpp:603
#42 0xb6292155 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#43 idleTimerSourceDispatch (source=0x9677d68) at kernel/qeventdispatcher_glib.cpp:231
#44 0xb468825f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#45 0xb4688990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#46 0xb4688c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#47 0xb6292ada in QEventDispatcherGlib::processEvents (this=0x9676468, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#48 0xb62631dd in QEventLoop::processEvents (this=0xafc332c0, flags=...) at kernel/qeventloop.cpp:149
#49 0xb6263421 in QEventLoop::exec (this=0xafc332c0, flags=...) at kernel/qeventloop.cpp:201
#50 0xb616690b in QThread::exec (this=0x9675d40) at thread/qthread.cpp:498
#51 0xb61669fb in QThread::run (this=0x9675d40) at thread/qthread.cpp:565
#52 0xb61697b3 in QThreadPrivate::start (arg=0x9675d40) at thread/qthread_unix.cpp:331
#53 0xb5967d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#54 0xb5f4a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xada5ab70 (LWP 2260)):
#0  0xb4500d10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb61c07d5 in do_gettime (frac=0xada5a000, sec=0xada59ff8) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb62934b6 in QTimerInfoList::updateCurrentTime (this=0x99ab0b4) at kernel/qeventdispatcher_unix.cpp:339
#4  0xb629380a in QTimerInfoList::timerWait (this=0x99ab0b4, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb6292053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xada5a10c) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb62920ed in timerSourcePrepare (source=0x99ab080, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb468788c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb4688637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb4688c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb6292b37 in QEventDispatcherGlib::processEvents (this=0x976af00, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb62631dd in QEventLoop::processEvents (this=0xada5a290, flags=...) at kernel/qeventloop.cpp:149
#12 0xb6263421 in QEventLoop::exec (this=0xada5a290, flags=...) at kernel/qeventloop.cpp:201
#13 0xb616690b in QThread::exec (this=0x947f890) at thread/qthread.cpp:498
#14 0xb6243e2d in QInotifyFileSystemWatcherEngine::run (this=0x947f890) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb61697b3 in QThreadPrivate::start (arg=0x947f890) at thread/qthread_unix.cpp:331
#16 0xb5967d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0xb5f4a0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb1a7b730 (LWP 2254)):
#0  0xb77a4424 in __kernel_vsyscall ()
#1  0xb596e619 in __lll_lock_wait () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb5969f7d in _L_lock_708 () from /lib/i386-linux-gnu/libpthread.so.0
#3  0xb5969dc3 in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#4  0xb5f57f14 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#5  0xb616846c in QMutexPrivate::wait (this=0x9a31958, timeout=-1) at thread/qmutex_unix.cpp:80
#6  0xb61647ea in QMutex::lock (this=0x93cc7dc) at thread/qmutex.cpp:204
#7  0xb28ca560 in ?? () from /usr/lib/libsopranoclient.so.1
#8  0xb28ca6d2 in ?? () from /usr/lib/libsopranoclient.so.1
#9  0xb28ca703 in ?? () from /usr/lib/libsopranoclient.so.1
#10 0xb61678db in QThreadStorageData::set (this=0x94cd7b8, p=0x9a5f100) at thread/qthreadstorage.cpp:165
#11 0xb28c7d08 in ?? () from /usr/lib/libsopranoclient.so.1
#12 0xb28c7d8f in ?? () from /usr/lib/libsopranoclient.so.1
#13 0xb28c711f in Soprano::Client::LocalSocketClient::connect(QString const&) () from /usr/lib/libsopranoclient.so.1
#14 0xb48b137a in init (forced=true, this=0x94c7928) at ../../nepomuk/core/nepomukmainmodel.cpp:102
#15 Nepomuk::MainModel::init (this=0x94ca3e0) at ../../nepomuk/core/nepomukmainmodel.cpp:176
#16 0xb48a722e in Nepomuk::ResourceManager::init (this=0x93b77e0) at ../../nepomuk/core/resourcemanager.cpp:331
#17 0xb48a920b in Nepomuk::ResourceManagerPrivate::_k_storageServiceInitialized (this=0x923cdb0, success=true) at ../../nepomuk/core/resourcemanager.cpp:221
#18 0xb48a96d1 in Nepomuk::ResourceManager::qt_metacall (this=0x93b77e0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfd4278c) at ./resourcemanager.moc:90
#19 0xb5a0dd87 in QDBusConnectionPrivate::deliverCall (this=0x91c2438, object=0x93b77e0, msg=..., metaTypes=..., slotIdx=-512) at qdbusintegrator.cpp:942
#20 0xb5a17c26 in QDBusCallDeliveryEvent::placeMetaCall (this=0x9abd480, object=0x93b77e0) at qdbusintegrator_p.h:103
#21 0xb627cb52 in QObject::event (this=0x93b77e0, e=0x9abd480) at kernel/qobject.cpp:1217
#22 0xb64f6d54 in notify_helper (e=0x9abd480, receiver=0x93b77e0, this=0x91cec88) at kernel/qapplication.cpp:4486
#23 QApplicationPrivate::notify_helper (this=0x91cec88, receiver=0x93b77e0, e=0x9abd480) at kernel/qapplication.cpp:4458
#24 0xb64fc103 in QApplication::notify (this=0x9abd480, receiver=0x93b77e0, e=0x9abd480) at kernel/qapplication.cpp:3886
#25 0xb7532971 in KApplication::notify (this=0xbfd42f0c, receiver=0x93b77e0, event=0x9abd480) at ../../kdeui/kernel/kapplication.cpp:311
#26 0xb626419e in QCoreApplication::notifyInternal (this=0xbfd42f0c, receiver=0x93b77e0, event=0x9abd480) at kernel/qcoreapplication.cpp:787
#27 0xb6267f93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#28 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x9198300) at kernel/qcoreapplication.cpp:1428
#29 0xb62680ec in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1321
#30 0xb62926a4 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#31 postEventSourceDispatch (s=0x91d1100) at kernel/qeventdispatcher_glib.cpp:277
#32 0xb468825f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#33 0xb4688990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#34 0xb4688c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#35 0xb6292ada in QEventDispatcherGlib::processEvents (this=0x9199238, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#36 0xb65aee3a in QGuiEventDispatcherGlib::processEvents (this=0x9199238, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#37 0xb62631dd in QEventLoop::processEvents (this=0xbfd42e24, flags=...) at kernel/qeventloop.cpp:149
#38 0xb6263421 in QEventLoop::exec (this=0xbfd42e24, flags=...) at kernel/qeventloop.cpp:201
#39 0xb626819d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#40 0xb64f48f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#41 0x0804a266 in main (argc=) at ../../kmail/main.cpp:145

Reported using DrKonqi