Application that crashed: kate
Version of the application: 3.3.4
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-3-amd64 x86_64
Distribution: Debian GNU/Linux testing (squeeze)

What I was doing when the application crashed:
When I'm using kate to edit my php website, it sounds like the SHIFT key has been down forever, but my keyboard is not sending that signal. I begin to press ESC and SHIFT to undo and Kate crashed ...

 -- Backtrace:
Application: Kate (kdeinit4), signal: Segmentation fault
The current source language is "auto; currently c".
[Current thread is 1 (Thread 0x7f406d207750 (LWP 19124))]

Thread 2 (Thread 0x7f405a1b1910 (LWP 19126)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f405a90f6a6 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f405abed2a0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007f405a90f6e9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f405abfb36c) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007f406a14373a in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f406a42469d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f406d207750 (LWP 19124)):
[KCrash Handler]
#5  KateLineLayout::viewLineCount (this=0x0) at ../../kate/render/katelinelayout.cpp:173
#6  0x00007f405af3d29a in KateLayoutCache::viewLine (this=0x2357a00, realCursor=...) at ../../kate/render/katelayoutcache.cpp:392
#7  0x00007f405af3d871 in KateLayoutCache::textLayout (this=0x2357a00, realCursor=...) at ../../kate/render/katelayoutcache.cpp:334
#8  0x00007f405af90a19 in KateViewInternal::makeVisible (this=0x2357360, c=<value optimized out>, endCol=<value optimized out>, force=false, center=<value optimized out>, 
    calledExternally=<value optimized out>) at ../../kate/view/kateviewinternal.cpp:684
#9  0x00007f405af910d9 in KateViewInternal::updateCursor (this=0x2357360, newCursor=<value optimized out>, force=<value optimized out>, center=false, calledExternally=<value optimized out>)
    at ../../kate/view/kateviewinternal.cpp:1869
#10 0x00007f405af9530d in KateViewInternal::mousePressEvent (this=0x2357360, e=0x7fff12bf0300) at ../../kate/view/kateviewinternal.cpp:2532
#11 0x00007f406ac0ec29 in QWidget::event (this=0x2357360, event=0x7fff12bf0300) at kernel/qwidget.cpp:7994
#12 0x00007f406abb88fc in QApplicationPrivate::notify_helper (this=0x1f42d20, receiver=0x2357360, e=0x7fff12bf0300) at kernel/qapplication.cpp:4300
#13 0x00007f406abbf5ab in QApplication::notify (this=0x7fff12bf0ea0, receiver=0x2357360, e=0x7fff12bf0300) at kernel/qapplication.cpp:3865
#14 0x00007f406b8bede6 in KApplication::notify (this=0x7fff12bf0ea0, receiver=0x2357360, event=0x7fff12bf0300) at ../../kdeui/kernel/kapplication.cpp:302
#15 0x00007f406cd14f1c in QCoreApplication::notifyInternal (this=0x7fff12bf0ea0, receiver=0x2357360, event=0x7fff12bf0300) at kernel/qcoreapplication.cpp:704
#16 0x00007f406abbe78e in QCoreApplication::sendEvent (receiver=0x2357360, event=0x7fff12bf0300, alienWidget=0x2357360, nativeWidget=0x2410370, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#17 QApplicationPrivate::sendMouseEvent (receiver=0x2357360, event=0x7fff12bf0300, alienWidget=0x2357360, nativeWidget=0x2410370, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:2965
#18 0x00007f406ac3e3cb in QETWidget::translateMouseEvent (this=0x2410370, event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#19 0x00007f406ac3cd3c in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff12bf0a80) at kernel/qapplication_x11.cpp:3501
#20 0x00007f406ac687e2 in x11EventSourceDispatch (s=0x1f46910, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#21 0x00007f40696786c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#22 0x00007f406967c538 in ?? () from /lib/libglib-2.0.so.0
#23 0x00007f406967c6ec in g_main_context_iteration () from /lib/libglib-2.0.so.0
#24 0x00007f406cd3e373 in QEventDispatcherGlib::processEvents (this=0x1eb37a0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#25 0x00007f406ac683de in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#26 0x00007f406cd13842 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#27 0x00007f406cd13c1c in QEventLoop::exec (this=0x7fff12bf0da0, flags=) at kernel/qeventloop.cpp:201
#28 0x00007f406cd1795b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#29 0x00007f405dda2ced in kdemain () from /usr/lib/libkdeinit4_kate.so
#30 0x0000000000406e9e in launch (argc=2, _name=<value optimized out>, args=<value optimized out>, cwd=<value optimized out>, envc=16, envs=<value optimized out>, reset_env=false, tty=0x0, 
    avoid_loops=false, startup_id_str=0x1ef9ad9 "erm-pc;1273423965;641733;19064_TIME19765694") at ../../kinit/kinit.cpp:677
#31 0x0000000000407aad in handle_launcher_request (sock=8, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#32 0x0000000000407f91 in handle_requests (waitForPid=0) at ../../kinit/kinit.cpp:1362
#33 0x00000000004086c6 in main (argc=2, argv=<value optimized out>, envp=<value optimized out>) at ../../kinit/kinit.cpp:1793
The current source language is "auto; currently asm".
The current source language is "auto; currently c".

Reported using DrKonqi