Application: kwin (4.4.85 (KDE 4.4.85 (KDE 4.5 Beta2)))
KDE Platform Version: 4.4.85 (KDE 4.4.85 (KDE 4.5 Beta2))
Qt Version: 4.7.0
Operating System: Linux 2.6.32-23-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:

Opened schuelervz.net with Konqueror using Webkit. While rendering the page, kwin crashed. Does not happen when using KHTML.

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f2844949780 (LWP 2968))]

Thread 2 (Thread 0x7f2827525710 (LWP 2971)):
#0  0x00007f28441bff83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f28396064a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f28396068fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f2840a739c6 in QEventDispatcherGlib::processEvents (this=0x1b3b780, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f2840a465b2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f2840a4698c in QEventLoop::exec (this=0x7f2827524d90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f28409521cd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f2840a264d8 in QInotifyFileSystemWatcherEngine::run (this=0x1b442b0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f284095514e in QThreadPrivate::start (arg=0x1b442b0) at thread/qthread_unix.cpp:266
#9  0x00007f28406c39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f28441cc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2844949780 (LWP 2968)):
[KCrash Handler]
#6  0x00007f28444af89c in KWin::Client::setShade (this=0x1d8a3c0, mode=<value optimized out>) at ../../kwin/client.cpp:984
#7  0x00007f28444b30f9 in KWin::ClientGroup::add (this=0x1d14f40, c=0x1d8a3c0, before=-1, becomeVisible=true) at ../../kwin/clientgroup.cpp:69
#8  0x00007f28444ee116 in KWin::Client::manage (this=0x1d8a3c0, w=<value optimized out>, isMapped=<value optimized out>) at ../../kwin/manage.cpp:325
#9  0x00007f28444a3772 in KWin::Workspace::createClient (this=0x19d6380, w=71398080, is_mapped=208) at ../../kwin/workspace.cpp:558
#10 0x00007f28444e0101 in KWin::Workspace::workspaceEvent (this=0x19d6380, e=0x7fffc2f04eb0) at ../../kwin/events.cpp:385
#11 0x00007f28444bbc28 in KWin::Application::x11EventFilter (this=0x7fffc2f052a0, e=0x7fffc2f04eb0) at ../../kwin/main.cpp:362
#12 0x00007f283fc29fe1 in qt_x11EventFilter (ev=0x7fffc2f04eb0) at kernel/qapplication_x11.cpp:408
#13 0x00007f283fc39c51 in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fffc2f04eb0) at kernel/qapplication_x11.cpp:3248
#14 0x00007f283fc66482 in x11EventSourceDispatch (s=0x1883770, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#15 0x00007f28396028c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#16 0x00007f2839606748 in ?? () from /lib/libglib-2.0.so.0
#17 0x00007f28396068fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#18 0x00007f2840a73973 in QEventDispatcherGlib::processEvents (this=0x1865d60, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#19 0x00007f283fc65dee in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#20 0x00007f2840a465b2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#21 0x00007f2840a4698c in QEventLoop::exec (this=0x7fffc2f051e0, flags=) at kernel/qeventloop.cpp:201
#22 0x00007f2840a4aa3b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#23 0x00007f28444bdecf in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../kwin/main.cpp:523
#24 0x00007f2844104c4d in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=0x7fffc2f05798) at libc-start.c:226
#25 0x00000000004006b9 in _start ()

Possible duplicates by query: bug 242206.

Reported using DrKonqi