Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.00 (4.6.0)
Qt Version: 4.7.1
Operating System: Linux 2.6.38-5-generic x86_64
Distribution: Ubuntu Natty (development branch)

-- Information about the crash:
While using standard use of my plasma desktop and looking through the application launcher, the desktop crashed causing my plasma desktop to have to restart.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f853e86d7a0 (LWP 1335))]

Thread 4 (Thread 0x7f8517fff700 (LWP 1338)):
#0  0x00007f853e14b003 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8532b46180 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f8532b466a9 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f853b56fa96 in QEventDispatcherGlib::processEvents (this=0x12df880, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f853b543f02 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f853b54413c in QEventLoop::exec (this=0x7f8517ffedb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f853b45b224 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f853b52645f in QInotifyFileSystemWatcherEngine::run (this=0x12df250) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f853b45d9de in QThreadPrivate::start (arg=0x12df250) at thread/qthread_unix.cpp:285
#9  0x00007f8533449d8c in start_thread (arg=0x7f8517fff700) at pthread_create.c:304
#10 0x00007f853e15817d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f851655f700 (LWP 1339)):
#0  0x00007f853e14b003 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8532b46180 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f8532b466a9 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f853b56fa96 in QEventDispatcherGlib::processEvents (this=0x13b75e0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f853b543f02 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f853b54413c in QEventLoop::exec (this=0x7f851655edb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f853b45b224 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f853b52645f in QInotifyFileSystemWatcherEngine::run (this=0x13b66b0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f853b45d9de in QThreadPrivate::start (arg=0x13b66b0) at thread/qthread_unix.cpp:285
#9  0x00007f8533449d8c in start_thread (arg=0x7f851655f700) at pthread_create.c:304
#10 0x00007f853e15817d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f85128d4700 (LWP 1345)):
#0  0x00007f853e14b003 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f8532b46180 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f8532b46a5a in g_main_loop_run () from /lib/libglib-2.0.so.0
#3  0x00007f85135acc74 in ?? () from /usr/lib/libgio-2.0.so.0
#4  0x00007f8532b6d394 in ?? () from /lib/libglib-2.0.so.0
#5  0x00007f8533449d8c in start_thread (arg=0x7f85128d4700) at pthread_create.c:304
#6  0x00007f853e15817d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f853e86d7a0 (LWP 1335)):
[KCrash Handler]
#6  QETWidget::translateXI2Event (this=0x1377bc0, event=<value optimized out>) at kernel/qapplication_x11.cpp:5250
#7  0x00007f853a97e9db in QApplication::x11ProcessEvent (this=0xb7ab40, event=0x7fffb57d53d0) at kernel/qapplication_x11.cpp:3932
#8  0x00007f853a9a6762 in x11EventSourceDispatch (s=0xba7f80, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#9  0x00007f8532b45c2d in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#10 0x00007f8532b46418 in ?? () from /lib/libglib-2.0.so.0
#11 0x00007f8532b466a9 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#12 0x00007f853b56fa3f in QEventDispatcherGlib::processEvents (this=0xb51250, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#13 0x00007f853a9a63fe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#14 0x00007f853b543f02 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#15 0x00007f853b54413c in QEventLoop::exec (this=0x7fffb57d56d0, flags=...) at kernel/qeventloop.cpp:201
#16 0x00007f853b54854b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#17 0x00007f853e4565f7 in kdemain (argc=1, argv=0x7fffb57d5a98) at ../../../../plasma/desktop/shell/main.cpp:118
#18 0x00007f853e090efe in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fffb57d5a98, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fffb57d5a88) at libc-start.c:226
#19 0x0000000000400669 in _start ()

Reported using DrKonqi