Application that crashed: kmail
Version of the application: 1.12.3
KDE Version: 4.3.3 (KDE 4.3.3)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-15-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
Just restarted the session after some upgrades (I cannot remember what updates, not KDE directly though) and now Kmail won't even start

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
The current source language is "auto; currently c".
[KCrash Handler]
#5  0x00007ff334f946cc in KMail::SearchJob::searchCompleteFolder (this=0xb70b20) at ../../kmail/searchjob.cpp:87
#6  0x00007ff334dbcbef in KMFolderImap::search (this=0xe01030, pattern=0x12ac050) at ../../kmail/kmfolderimap.cpp:2412
#7  0x00007ff334ef92a7 in KMSearch::slotProcessNextBatch (this=0x13305d0) at ../../kmail/kmfoldersearch.cpp:272
#8  0x00007ff334efd700 in KMSearch::qt_metacall (this=0x13305d0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff68a9fe70) at ./kmfoldersearch.moc:79
#9  0x00007ff33394addc in QMetaObject::activate (sender=0x1334620, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x19d60) at kernel/qobject.cpp:3113
#10 0x00007ff333944d83 in QObject::event (this=0x1334620, e=0x0) at kernel/qobject.cpp:1075
#11 0x00007ff333dc8efc in QApplicationPrivate::notify_helper (this=0xa9eb50, receiver=0x1334620, e=0x7fff68aa0470) at kernel/qapplication.cpp:4056
#12 0x00007ff333dd01ce in QApplication::notify (this=0x7fff68aa3270, receiver=0x1334620, e=0x7fff68aa0470) at kernel/qapplication.cpp:4021
#13 0x00007ff335b8be56 in KApplication::notify (this=0x7fff68aa3270, receiver=0x1334620, event=0x7fff68aa0470) at ../../kdeui/kernel/kapplication.cpp:302
#14 0x00007ff333935c2c in QCoreApplication::notifyInternal (this=0x7fff68aa3270, receiver=0x1334620, event=0x7fff68aa0470) at kernel/qcoreapplication.cpp:610
#15 0x00007ff333960862 in QCoreApplication::sendEvent (this=0xa9ce10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#16 QTimerInfoList::activateTimers (this=0xa9ce10) at kernel/qeventdispatcher_unix.cpp:572
#17 0x00007ff33395e25d in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#18 0x00007ff32abcfbbe in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#19 0x00007ff32abd3588 in ?? () from /lib/libglib-2.0.so.0
#20 0x00007ff32abd36b0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#21 0x00007ff33395e1a6 in QEventDispatcherGlib::processEvents (this=0xa65930, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#22 0x00007ff333e5d4be in QGuiEventDispatcherGlib::processEvents (this=0x7fff68a9fbc0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#23 0x00007ff333934532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#24 0x00007ff333934904 in QEventLoop::exec (this=0x7fff68aa0830, flags=) at kernel/qeventloop.cpp:201
#25 0x00007ff335c14e50 in KWallet::Wallet::openWallet (name=<value optimized out>, w=<value optimized out>, ot=KWallet::Wallet::Synchronous) at ../../kdeui/util/kwallet.cpp:252
#26 0x00007ff32effec72 in MailTransport::TransportManager::wallet (this=0xb155b0) at ../../mailtransport/transportmanager.cpp:420
#27 0x00007ff32eff4955 in MailTransport::Transport::readPassword (this=0xaaab50) at ../../mailtransport/transport.cpp:245
#28 0x00007ff32eff4b80 in MailTransport::Transport::qt_metacall (this=0xaaab50, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>) at ./transport.moc:66
#29 0x00007ff33394addc in QMetaObject::activate (sender=0xab7f70, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x19d60) at kernel/qobject.cpp:3113
#30 0x00007ff33394fe1f in QSingleShotTimer::timerEvent (this=0xab7f70) at kernel/qtimer.cpp:298
#31 0x00007ff333944d83 in QObject::event (this=0xab7f70, e=0x0) at kernel/qobject.cpp:1075
#32 0x00007ff333dc8efc in QApplicationPrivate::notify_helper (this=0xa9eb50, receiver=0xab7f70, e=0x7fff68aa1260) at kernel/qapplication.cpp:4056
#33 0x00007ff333dd01ce in QApplication::notify (this=0x7fff68aa3270, receiver=0xab7f70, e=0x7fff68aa1260) at kernel/qapplication.cpp:4021
#34 0x00007ff335b8be56 in KApplication::notify (this=0x7fff68aa3270, receiver=0xab7f70, event=0x7fff68aa1260) at ../../kdeui/kernel/kapplication.cpp:302
#35 0x00007ff333935c2c in QCoreApplication::notifyInternal (this=0x7fff68aa3270, receiver=0xab7f70, event=0x7fff68aa1260) at kernel/qcoreapplication.cpp:610
#36 0x00007ff333960862 in QCoreApplication::sendEvent (this=0xa9ce10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#37 QTimerInfoList::activateTimers (this=0xa9ce10) at kernel/qeventdispatcher_unix.cpp:572
#38 0x00007ff33395e25d in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#39 0x00007ff32abcfbbe in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#40 0x00007ff32abd3588 in ?? () from /lib/libglib-2.0.so.0
#41 0x00007ff32abd36b0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#42 0x00007ff33395e1a6 in QEventDispatcherGlib::processEvents (this=0xa65930, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#43 0x00007ff333e5d4be in QGuiEventDispatcherGlib::processEvents (this=0x7fff68a9fbc0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#44 0x00007ff333934532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#45 0x00007ff333934904 in QEventLoop::exec (this=0x7fff68aa1620, flags=) at kernel/qeventloop.cpp:201
#46 0x00007ff335c14e50 in KWallet::Wallet::openWallet (name=<value optimized out>, w=<value optimized out>, ot=KWallet::Wallet::Synchronous) at ../../kdeui/util/kwallet.cpp:252
#47 0x00007ff32effec72 in MailTransport::TransportManager::wallet (this=0xb155b0) at ../../mailtransport/transportmanager.cpp:420
#48 0x00007ff32eff4955 in MailTransport::Transport::readPassword (this=0xaac230) at ../../mailtransport/transport.cpp:245
#49 0x00007ff32eff4b80 in MailTransport::Transport::qt_metacall (this=0xaac230, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>) at ./transport.moc:66
#50 0x00007ff33394addc in QMetaObject::activate (sender=0xaaa840, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x19d60) at kernel/qobject.cpp:3113
#51 0x00007ff33394fe1f in QSingleShotTimer::timerEvent (this=0xaaa840) at kernel/qtimer.cpp:298
#52 0x00007ff333944d83 in QObject::event (this=0xaaa840, e=0x0) at kernel/qobject.cpp:1075
#53 0x00007ff333dc8efc in QApplicationPrivate::notify_helper (this=0xa9eb50, receiver=0xaaa840, e=0x7fff68aa2050) at kernel/qapplication.cpp:4056
#54 0x00007ff333dd01ce in QApplication::notify (this=0x7fff68aa3270, receiver=0xaaa840, e=0x7fff68aa2050) at kernel/qapplication.cpp:4021
#55 0x00007ff335b8be56 in KApplication::notify (this=0x7fff68aa3270, receiver=0xaaa840, event=0x7fff68aa2050) at ../../kdeui/kernel/kapplication.cpp:302
#56 0x00007ff333935c2c in QCoreApplication::notifyInternal (this=0x7fff68aa3270, receiver=0xaaa840, event=0x7fff68aa2050) at kernel/qcoreapplication.cpp:610
#57 0x00007ff333960862 in QCoreApplication::sendEvent (this=0xa9ce10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#58 QTimerInfoList::activateTimers (this=0xa9ce10) at kernel/qeventdispatcher_unix.cpp:572
#59 0x00007ff33395e25d in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#60 0x00007ff32abcfbbe in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#61 0x00007ff32abd3588 in ?? () from /lib/libglib-2.0.so.0
#62 0x00007ff32abd36b0 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#63 0x00007ff33395e1a6 in QEventDispatcherGlib::processEvents (this=0xa65930, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#64 0x00007ff333e5d4be in QGuiEventDispatcherGlib::processEvents (this=0x7fff68a9fbc0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#65 0x00007ff333934532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#66 0x00007ff333934904 in QEventLoop::exec (this=0x7fff68aa2410, flags=) at kernel/qeventloop.cpp:201
#67 0x00007ff335c14e50 in KWallet::Wallet::openWallet (name=<value optimized out>, w=<value optimized out>, ot=KWallet::Wallet::Synchronous) at ../../kdeui/util/kwallet.cpp:252
#68 0x00007ff334e0ae74 in KMKernel::wallet (this=0x7fff68aa3100) at ../../kmail/kmkernel.cpp:2459
#69 0x00007ff334d93453 in KMail::NetworkAccount::readPassword (this=0x133fe00) at ../../kmail/networkaccount.cpp:328
#70 0x00007ff334d93c0e in KMail::NetworkAccount::readConfig (this=0x133fe00, config=...) at ../../kmail/networkaccount.cpp:170
#71 0x00007ff334d9da7e in KMail::ImapAccountBase::readConfig (this=0x7fff68a9fbc0, config=...) at ../../kmail/imapaccountbase.cpp:204
#72 0x00007ff334d380ab in KMail::AccountManager::readConfig (this=<value optimized out>) at ../../kmail/accountmanager.cpp:131
#73 0x00007ff334e1bed7 in KMKernel::init (this=0x7fff68aa3100) at ../../kmail/kmkernel.cpp:1495
#74 0x0000000000402fa1 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../kmail/main.cpp:128

This bug may be a duplicate of or related to bug 211885

Reported using DrKonqi