Application: kleopatra (2.1.1)
KDE Platform Version: 4.7.90 (4.8 Beta2 (4.7.90) (Compiled from sources)
Qt Version: 4.7.4
Operating System: Linux 3.1.0-gentoo x86_64
Distribution: "Gentoo Base System release 2.1"

-- Information about the crash:
- What I was doing when the application crashed:
Started the application. It crashed a few seconds after startup.

*** glibc detected *** kleopatra: malloc(): smallbin double linked list corrupted: 0x00000000029dd5f0 ***

The crash can be reproduced every time.

-- Backtrace:
Application: Kleopatra (kleopatra), signal: Aborted
[Current thread is 1 (Thread 0x7fa7d4548760 (LWP 27789))]

Thread 4 (Thread 0x7fa7bd6b4700 (LWP 27816)):
[KCrash Handler]
#6  0x00007fa7cfc55355 in raise () from /lib64/libc.so.6
#7  0x00007fa7cfc565ef in abort () from /lib64/libc.so.6
#8  0x00007fa7cfc9093a in __libc_message () from /lib64/libc.so.6
#9  0x00007fa7cfc95ef5 in malloc_printerr () from /lib64/libc.so.6
#10 0x00007fa7cfc9938d in _int_malloc () from /lib64/libc.so.6
#11 0x00007fa7cfc9ae50 in malloc () from /lib64/libc.so.6
#12 0x00007fa7d04de1ed in operator new(unsigned long) () from /usr/lib64/libstdc++.so.6
#13 0x00007fa7d155fdca in QMetaType::construct(int, void const*) () from /usr/lib64/qt4/libQtCore.so.4
#14 0x00007fa7d1566779 in queued_activate(QObject*, int, QObjectPrivate::Connection*, void**, QSemaphore*) () from /usr/lib64/qt4/libQtCore.so.4
#15 0x00007fa7d156cb81 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#16 0x00007fa7d15b6d56 in QFileSystemWatcherEngine::directoryChanged(QString const&, bool) () from /usr/lib64/qt4/libQtCore.so.4
#17 0x00007fa7d153514f in QInotifyFileSystemWatcherEngine::readFromInotify() () from /usr/lib64/qt4/libQtCore.so.4
#18 0x00007fa7d15b6ef0 in QInotifyFileSystemWatcherEngine::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#19 0x00007fa7d156cc4f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#20 0x00007fa7d15b827e in QSocketNotifier::activated(int) () from /usr/lib64/qt4/libQtCore.so.4
#21 0x00007fa7d1571773 in QSocketNotifier::event(QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#22 0x00007fa7d08f392c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#23 0x00007fa7d08f8dcd in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#24 0x00007fa7d2f490d6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#25 0x00007fa7d1554e8b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#26 0x00007fa7d15813da in socketNotifierSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/lib64/qt4/libQtCore.so.4
#27 0x00007fa7ca9ea012 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#28 0x00007fa7ca9ea808 in g_main_context_iterate.clone.6 () from /usr/lib64/libglib-2.0.so.0
#29 0x00007fa7ca9ea9e1 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#30 0x00007fa7d1581023 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#31 0x00007fa7d1553be2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#32 0x00007fa7d1553fc4 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#33 0x00007fa7d146074d in QThread::exec() () from /usr/lib64/qt4/libQtCore.so.4
#34 0x00007fa7d1533c08 in QInotifyFileSystemWatcherEngine::run() () from /usr/lib64/qt4/libQtCore.so.4
#35 0x00007fa7d1463775 in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#36 0x00007fa7d379dc1a in start_thread () from /lib64/libpthread.so.0
#37 0x00007fa7cfcf4dfd in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fa7b7fff700 (LWP 27826)):
#0  0x00007fa7cfd0197e in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fa7cfc9c978 in _L_lock_6724 () from /lib64/libc.so.6
#2  0x00007fa7cfc9ad61 in free () from /lib64/libc.so.6
#3  0x00007fa7ca9e5ddc in g_source_unref_internal () from /usr/lib64/libglib-2.0.so.0
#4  0x00007fa7d1581bc3 in QEventDispatcherGlib::~QEventDispatcherGlib() () from /usr/lib64/qt4/libQtCore.so.4
#5  0x00007fa7d1462f84 in QThreadPrivate::finish(void*) () from /usr/lib64/qt4/libQtCore.so.4
#6  0x00007fa7d146377d in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007fa7d379dc1a in start_thread () from /lib64/libpthread.so.0
#8  0x00007fa7cfcf4dfd in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fa7b77fe700 (LWP 27842)):
#0  0x00007fa7cfd0197e in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fa7cfc9c978 in _L_lock_6724 () from /lib64/libc.so.6
#2  0x00007fa7cfc9ad61 in free () from /lib64/libc.so.6
#3  0x00007fa7d39bee6b in _gpgme_remove_io_cb () from /usr/lib64/libgpgme-pthread.so.11
#4  0x00007fa7d39d0297 in close_notify_handler () from /usr/lib64/libgpgme-pthread.so.11
#5  0x00007fa7d39d62ea in _gpgme_io_close () from /usr/lib64/libgpgme-pthread.so.11
#6  0x00007fa7d39d03a0 in gpgsm_cancel () from /usr/lib64/libgpgme-pthread.so.11
#7  0x00007fa7d39d85fd in _gpgme_cancel_with_err () from /usr/lib64/libgpgme-pthread.so.11
#8  0x00007fa7d39bf802 in _gpgme_wait_on_condition () from /usr/lib64/libgpgme-pthread.so.11
#9  0x00007fa7d39c682e in gpgme_op_keylist_next () from /usr/lib64/libgpgme-pthread.so.11
#10 0x00007fa7d3c07627 in GpgME::Context::nextKey(GpgME::Error&) () from /usr/lib64/libgpgme++-pthread.so.2
#11 0x00007fa7d40d8f66 in do_list_keys(GpgME::Context*, std::vector<GpgME::Key, std::allocator<GpgME::Key> >&, bool) () from /usr/lib64/libkleo.so.4
#12 0x00007fa7d40d93d9 in list_keys(GpgME::Context*, bool) () from /usr/lib64/libkleo.so.4
#13 0x00007fa7d40da471 in boost::detail::function::function_obj_invoker0<boost::_bi::bind_t<boost::_bi::unspecified, boost::_bi::bind_t<boost::tuples::tuple<GpgME::KeyListResult, std::vector<GpgME::Key, std::allocator<GpgME::Key> >, std::vector<GpgME::Key, std::allocator<GpgME::Key> >, QString, GpgME::Error, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type>, boost::tuples::tuple<GpgME::KeyListResult, std::vector<GpgME::Key, std::allocator<GpgME::Key> >, std::vector<GpgME::Key, std::allocator<GpgME::Key> >, QString, GpgME::Error, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type> (*)(GpgME::Context*, bool), boost::_bi::list2<boost::arg<1>, boost::_bi::value<bool> > >, boost::_bi::list1<boost::_bi::value<GpgME::Context*> > >, boost::tuples::tuple<GpgME::KeyListResult, std::vector<GpgME::Key, std::allocator<GpgME::Key> >, std::vector<GpgME::Key, std::allocator<GpgME::Key> >, QString, GpgME::Error, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type> >::invoke(boost::detail::function::function_buffer&) () from /usr/lib64/libkleo.so.4
#14 0x00007fa7d40dccc3 in Kleo::_detail::Thread<boost::tuples::tuple<GpgME::KeyListResult, std::vector<GpgME::Key, std::allocator<GpgME::Key> >, std::vector<GpgME::Key, std::allocator<GpgME::Key> >, QString, GpgME::Error, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type, boost::tuples::null_type> >::run() () from /usr/lib64/libkleo.so.4
#15 0x00007fa7d1463775 in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#16 0x00007fa7d379dc1a in start_thread () from /lib64/libpthread.so.0
#17 0x00007fa7cfcf4dfd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fa7d4548760 (LWP 27789)):
#0  0x00007fa7cfd0197e in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fa7cfc9c978 in _L_lock_6724 () from /lib64/libc.so.6
#2  0x00007fa7cfc9ad61 in free () from /lib64/libc.so.6
#3  0x00007fa7d1581491 in socketNotifierSourceCheck(_GSource*) () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007fa7ca9e9cdb in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#5  0x00007fa7ca9ea542 in g_main_context_iterate.clone.6 () from /usr/lib64/libglib-2.0.so.0
#6  0x00007fa7ca9ea9e1 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#7  0x00007fa7d1581023 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007fa7d09a5f6e in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtGui.so.4
#9  0x00007fa7d1553be2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#10 0x00007fa7d1553fc4 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#11 0x000000000063f351 in fillKeyCache (splash=0x7fff03efdde0, server=<value optimized out>) at /var/tmp/paludis/kde-base-kleopatra-4.7.90/work/kleopatra-4.7.90/kleopatra/main.cpp:190
#12 0x00000000006402a7 in main (argc=<value optimized out>, argv=<value optimized out>) at /var/tmp/paludis/kde-base-kleopatra-4.7.90/work/kleopatra-4.7.90/kleopatra/main.cpp:296

Reported using DrKonqi