0xb7f5c430 in __kernel_vsyscall ()
[Current thread is 0 (LWP 7240)]

Thread 3 (Thread 0xb2b36b90 (LWP 7243)):
#0 0xb5d0ba55 in pthread_mutex_lock () from /lib/tls/i686/cmov/libpthread.so.0
#1 0xb5fbdbb6 in pthread_mutex_lock () from /lib/tls/i686/cmov/libc.so.6
#2 0xb5aae640 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#3 0xb5aaea8a in ?? () from /usr/lib/libglib-2.0.so.0
#4 0xb5aaef61 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5 0xb6c12497 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#6 0xb6be652a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#7 0xb6be66ea in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#8 0xb2f33e59 in QCA::SyncThread::run () from /usr/lib/libqca.so.2
#9 0xb6af76ae in ?? () from /usr/lib/libQtCore.so.4
#10 0xb5d0a50f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#11 0xb5faf7ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xb2335b90 (LWP 7244)):
#0 0xb7f5c430 in __kernel_vsyscall ()
#1 0xb5d0e075 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb5fbd9ed in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3 0xb6af86f2 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#4 0xb73a3532 in ?? () from /usr/lib/libQtNetwork.so.4
#5 0xb6af76ae in ?? () from /usr/lib/libQtCore.so.4
#6 0xb5d0a50f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7 0xb5faf7ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb57166c0 (LWP 7240)):
#0 0xb7f5c430 in __kernel_vsyscall ()
#1 0xb5f6ade6 in nanosleep () from /lib/tls/i686/cmov/libc.so.6
#2 0xb5f6abfe in sleep () from /lib/tls/i686/cmov/libc.so.6
#3 0xb71ad6f2 in ?? () from /usr/lib/libkdeui.so.5
#4 0xb71ae0f4 in KCrash::defaultCrashHandler () from /usr/lib/libkdeui.so.5
#5
#6 0x03000029 in ?? ()
#7 0xb73b8eef in QAbstractSocket::disconnectFromHost () from /usr/lib/libQtNetwork.so.4
#8 0xb73bca8b in ?? () from /usr/lib/libQtNetwork.so.4
#9 0xb73abceb in ?? () from /usr/lib/libQtNetwork.so.4
#10 0xb73ad056 in ?? () from /usr/lib/libQtNetwork.so.4
#11 0xb628b8ec in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#12 0xb629372e in QApplication::notify () from /usr/lib/libQtGui.so.4
#13 0xb7138d3d in KApplication::notify () from /usr/lib/libkdeui.so.5
#14 0xb6be7e61 in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#15 0xb6c1270a in ?? () from /usr/lib/libQtCore.so.4
#16 0xb5aab6f8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#17 0xb5aaeda3 in ?? () from /usr/lib/libglib-2.0.so.0
#18 0xb5aaef61 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#19 0xb6c12478 in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#20 0xb6325ea5 in ?? () from /usr/lib/libQtGui.so.4
#21 0xb6be652a in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#22 0xb6be66ea in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#23 0xb6be8da5 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#24 0xb628b767 in QApplication::exec () from /usr/lib/libQtGui.so.4
#25 0x0808b9af in _start ()
#0 0xb7f5c430 in __kernel_vsyscall ()

bcooksley wrote:Which specific protocol are you using? I use the Jabber protocol and cannot confirm this crash on Trunk. I would recommend upgrading to current Trunk if possible and attempting to reproduce there.