Application that crashed: kontact
Version of the application: 4.3.0 rc3
KDE Version: 4.2.98 (KDE 4.2.98 (KDE 4.3 RC3))
Qt Version: 4.5.0
Operating System: Linux 2.6.28-13-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
kontact (kde 4.3 RC3) crashes  after clicking OK on "server connection lost" dialog. Seems fully reproducable.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 0 (LWP 24214)]

Thread 3 (Thread 0xa94ffb90 (LWP 26775)):
#0  0xb7fb1430 in __kernel_vsyscall ()
#1  0xb58e5ae7 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb4c1d12e in ?? () from /lib/tls/i686/cmov/libresolv.so.2
#3  0xb4c1b316 in __libc_res_nquery () from /lib/tls/i686/cmov/libresolv.so.2
#4  0xb4c1b97b in ?? () from /lib/tls/i686/cmov/libresolv.so.2
#5  0xb4c1bb75 in __libc_res_nsearch () from /lib/tls/i686/cmov/libresolv.so.2
#6  0xb038721e in _nss_dns_gethostbyname3_r () from /lib/tls/i686/cmov/libnss_dns.so.2
#7  0xb03874cb in _nss_dns_gethostbyname2_r () from /lib/tls/i686/cmov/libnss_dns.so.2
#8  0xb590aeb2 in gethostbyname2_r () from /lib/tls/i686/cmov/libc.so.6
#9  0xb58d3aca in ?? () from /lib/tls/i686/cmov/libc.so.6
#10 0xb58d5c7f in getaddrinfo () from /lib/tls/i686/cmov/libc.so.6
#11 0xb6a3b0cd in ?? () from /usr/lib/libQtNetwork.so.4
#12 0xb6a31263 in QHostInfo::fromName () from /usr/lib/libQtNetwork.so.4
#13 0xb703516d in ?? () from /usr/lib/libkio.so.5
#14 0xb7036081 in ?? () from /usr/lib/libkio.so.5
#15 0xb5adfdd4 in ?? () from /usr/lib/libQtCore.so.4
#16 0xb5ae996e in ?? () from /usr/lib/libQtCore.so.4
#17 0xb50d54ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#18 0xb58f049e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xabe75b90 (LWP 26780)):
#0  0xb7fb1430 in __kernel_vsyscall ()
#1  0xb58e5ae7 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb4c1d12e in ?? () from /lib/tls/i686/cmov/libresolv.so.2
#3  0xb4c1b316 in __libc_res_nquery () from /lib/tls/i686/cmov/libresolv.so.2
#4  0xb4c1b97b in ?? () from /lib/tls/i686/cmov/libresolv.so.2
#5  0xb4c1bb75 in __libc_res_nsearch () from /lib/tls/i686/cmov/libresolv.so.2
#6  0xb038721e in _nss_dns_gethostbyname3_r () from /lib/tls/i686/cmov/libnss_dns.so.2
#7  0xb03874cb in _nss_dns_gethostbyname2_r () from /lib/tls/i686/cmov/libnss_dns.so.2
#8  0xb590aeb2 in gethostbyname2_r () from /lib/tls/i686/cmov/libc.so.6
#9  0xb58d3aca in ?? () from /lib/tls/i686/cmov/libc.so.6
#10 0xb58d5c7f in getaddrinfo () from /lib/tls/i686/cmov/libc.so.6
#11 0xb6a3b0cd in ?? () from /usr/lib/libQtNetwork.so.4
#12 0xb6a31263 in QHostInfo::fromName () from /usr/lib/libQtNetwork.so.4
#13 0xb703516d in ?? () from /usr/lib/libkio.so.5
#14 0xb7036081 in ?? () from /usr/lib/libkio.so.5
#15 0xb5adfdd4 in ?? () from /usr/lib/libQtCore.so.4
#16 0xb5ae996e in ?? () from /usr/lib/libQtCore.so.4
#17 0xb50d54ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#18 0xb58f049e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb47ecb30 (LWP 24214)):
[KCrash Handler]
#6  0xb701a5fd in KIO::Slave::deref () from /usr/lib/libkio.so.5
#7  0xb701adec in KIO::Slave::gotInput () from /usr/lib/libkio.so.5
#8  0xb701d273 in KIO::Slave::qt_metacall () from /usr/lib/libkio.so.5
#9  0xb5bf3ca8 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#10 0xb5bf4932 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#11 0xb6f27147 in KIO::Connection::readyRead () from /usr/lib/libkio.so.5
#12 0xb6f28ab3 in ?? () from /usr/lib/libkio.so.5
#13 0xb6f28e96 in KIO::Connection::qt_metacall () from /usr/lib/libkio.so.5
#14 0xb5bec8fb in QMetaCallEvent::placeMetaCall () from /usr/lib/libQtCore.so.4
#15 0xb5bee3a0 in QObject::event () from /usr/lib/libQtCore.so.4
#16 0xb60bfe9c in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#17 0xb60c819e in QApplication::notify () from /usr/lib/libQtGui.so.4
#18 0xb6ce65cd in KApplication::notify () from /usr/lib/libkdeui.so.5
#19 0xb5bdda3b in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#20 0xb5bde695 in QCoreApplicationPrivate::sendPostedEvents () from /usr/lib/libQtCore.so.4
#21 0xb5bde88d in QCoreApplication::sendPostedEvents () from /usr/lib/libQtCore.so.4
#22 0xb5c097ef in ?? () from /usr/lib/libQtCore.so.4
#23 0xb4ca2b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#24 0xb4ca60eb in ?? () from /usr/lib/libglib-2.0.so.0
#25 0xb4ca6268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#26 0xb5c09438 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#27 0xb6161365 in ?? () from /usr/lib/libQtGui.so.4
#28 0xb5bdc06a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#29 0xb5bdc4aa in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#30 0xb5bde959 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#31 0xb60bfd17 in QApplication::exec () from /usr/lib/libQtGui.so.4
#32 0x0804bfef in _start ()

This bug may be a duplicate of or related to bug 201203

Reported using DrKonqi