Application: kate (3.3.80)
KDE Platform Version: 4.3.80 (KDE 4.3.80 (KDE 4.4 Beta1)) (Compiled from sources)
Qt Version: 4.6.0
Operating System: Linux 2.6.30-gentoo-r5 x86_64
Distribution (Platform): Gentoo Packages

-- Information about the crash:
I had two documents open in kate and then edited them in emacs over an SSH session. 

Kate promptet me, that the documents where changed, and when I clicked "reload" it crashed. 

 -- Backtrace:
Application: Kate (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 9713)]

Thread 2 (Thread 0x7fd134b3e950 (LWP 9714)):
#0  0x00007fd147b83db9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fd1354d6126 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7fd13579a1e0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007fd1354d6149 in WTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fd1357a82ac) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007fd147b80007 in start_thread () from /lib/libpthread.so.0
#4  0x00007fd1445e048d in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fd148402740 (LWP 9713)):
[KCrash Handler]
#5  QListData::size (this=0xffffffffffffffc8) at /usr/include/qt4/QtCore/qlist.h:90
#6  0x00007fd146dcb7cd in KDirWatchPrivate::Entry::isValid (this=0xffffffffffffffa0) at /var/tmp/portage/kde-base/kdelibs-4.3.80/work/kdelibs-4.3.80/kio/kio/kdirwatch_p.h:157
#7  0x00007fd146dc9150 in KDirWatchPrivate::slotRescan (this=0x89a7c0) at /var/tmp/portage/kde-base/kdelibs-4.3.80/work/kdelibs-4.3.80/kio/kio/kdirwatch.cpp:1342
#8  0x00007fd146dca540 in KDirWatchPrivate::qt_metacall (this=0x89a7c0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff73742890)
    at /var/tmp/portage/kde-base/kdelibs-4.3.80/work/kdelibs-4.3.80_build/kio/kdirwatch_p.moc:81
#9  0x00007fd147f221bf in QMetaObject::activate (sender=0x89a828, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3286
#10 0x00007fd147f1e6d3 in QObject::event (this=0x89a828, e=0x7fff73742730) at kernel/qobject.cpp:1216
#11 0x00007fd1451c4776 in QApplicationPrivate::notify_helper (this=0x6b84e0, receiver=0x89a828, e=0x7fff73743040) at kernel/qapplication.cpp:4242
#12 0x00007fd1451cc1f5 in QApplication::notify (this=0x7fff73743490, receiver=0x89a828, e=0x7fff73743040) at kernel/qapplication.cpp:4207
#13 0x00007fd1462df5c1 in KApplication::notify (this=0x7fff73743490, receiver=0x89a828, event=0x7fff73743040)
    at /var/tmp/portage/kde-base/kdelibs-4.3.80/work/kdelibs-4.3.80/kdeui/kernel/kapplication.cpp:302
#14 0x00007fd147f0d603 in QCoreApplication::notifyInternal (this=0x7fff73743490, receiver=0x89a828, event=0x7fff73743040) at kernel/qcoreapplication.cpp:704
#15 0x00007fd147f3d9bc in QTimerInfoList::activateTimers (this=0x6b5d60) at kernel/qcoreapplication.h:215
#16 0x00007fd147f39fe8 in idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#17 0x00007fd143a3efc1 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#18 0x00007fd143a42558 in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#19 0x00007fd143a4270c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#20 0x00007fd147f39cbc in QEventDispatcherGlib::processEvents (this=0x6b4780, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:407
#21 0x00007fd14526a5df in QGuiEventDispatcherGlib::processEvents (this=0xffffffffffffffc8, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#22 0x00007fd147f0bfe2 in QEventLoop::processEvents (this=<value optimized out>, flags={i = 1936994992}) at kernel/qeventloop.cpp:149
#23 0x00007fd147f0c3b4 in QEventLoop::exec (this=0x7fff737432f0, flags={i = 1936995072}) at kernel/qeventloop.cpp:201
#24 0x00007fd147f0e844 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#25 0x00007fd13c488575 in kdemain (argc=3, argv=0x6611b0) at /var/tmp/portage/kde-base/kate-4.3.80/work/kate-4.3.80/kate/app/katemain.cpp:377
#26 0x000000000040747b in launch (argc=3, _name=0x668dc8 "/usr/bin/kate", args=0x668e0e "", cwd=0x0, envc=1, envs=<value optimized out>, reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x668e2c "fluss;1260739325;884490;9391_TIME173054201") at /var/tmp/portage/kde-base/kdelibs-4.3.80/work/kdelibs-4.3.80/kinit/kinit.cpp:705
#27 0x0000000000407f52 in handle_launcher_request (sock=7, who=<value optimized out>) at /var/tmp/portage/kde-base/kdelibs-4.3.80/work/kdelibs-4.3.80/kinit/kinit.cpp:1197
#28 0x000000000040869a in handle_requests (waitForPid=0) at /var/tmp/portage/kde-base/kdelibs-4.3.80/work/kdelibs-4.3.80/kinit/kinit.cpp:1390
#29 0x0000000000408bed in main (argc=4, argv=0x7fff737452f8, envp=0x7fff73745320) at /var/tmp/portage/kde-base/kdelibs-4.3.80/work/kdelibs-4.3.80/kinit/kinit.cpp:1825

Reported using DrKonqi