Application: krunner (0.1)
KDE Platform Version: 4.8.3 (4.8.3)
Qt Version: 4.8.1
Operating System: Linux 3.3.4-2-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
An error notification appears immediately after KDE starts. Then all work fine.

The crash can be reproduced every time.

-- Backtrace:
Application: Run Command Interface (kdeinit4), signal: Aborted
Using host libthread_db library "/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff619323780 (LWP 778))]

Thread 2 (Thread 0x7ff5ffd6f700 (LWP 779)):
#0  0x00007ff617bfd2ed in read () from /lib/libpthread.so.0
#1  0x00007ff6138fb7bf in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007ff6138c01ca in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007ff6138c06d2 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007ff6138c0854 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007ff617fae1b6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#6  0x00007ff617f7ef8f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#7  0x00007ff617f7f218 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#8  0x00007ff617e836f0 in QThread::exec() () from /usr/lib/libQtCore.so.4
#9  0x00007ff617f5f98f in ?? () from /usr/lib/libQtCore.so.4
#10 0x00007ff617e8668b in ?? () from /usr/lib/libQtCore.so.4
#11 0x00007ff617bf6e0e in start_thread () from /lib/libpthread.so.0
#12 0x00007ff61698c1ed in clone () from /lib/libc.so.6

Thread 1 (Thread 0x7ff619323780 (LWP 778)):
[KCrash Handler]
#5  0x00007ff6168dcc35 in raise () from /lib/libc.so.6
#6  0x00007ff6168de0b8 in abort () from /lib/libc.so.6
#7  0x00007ff616ca8b0d in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/libstdc++.so.6
#8  0x00007ff616ca6c16 in ?? () from /usr/lib/libstdc++.so.6
#9  0x00007ff616ca6c43 in std::terminate() () from /usr/lib/libstdc++.so.6
#10 0x00007ff616ca6eb6 in __cxa_rethrow () from /usr/lib/libstdc++.so.6
#11 0x00007ff617f7f484 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#12 0x00007ff617f83bf8 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#13 0x00007ff605fa950f in kdemain () from /usr/lib/libkdeinit4_krunner.so
#14 0x0000000000408292 in _start ()

Reported using DrKonqi