Application: kwin (4.6.00 (4.6.0))
KDE Platform Version: 4.6.00 (4.6.0)
Qt Version: 4.7.1
Operating System: Linux 2.6.37-22-desktop x86_64
Distribution: "openSUSE 11.4 RC 1 (x86_64)"

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

I just pressed  CTRL+Meta/Meta+Alt while working within yakuake and kwin crashed.

-- Backtrace:
Application: KWin (kwin), signal: Aborted
[Current thread is 1 (Thread 0x7fee0bbb37a0 (LWP 27070))]

Thread 2 (Thread 0x7fedf1243700 (LWP 27075)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fee0a28d044 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fee0a5a6180) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fee0a28d079 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fee0a5b4254) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fee08c81ae3 in ?? () from /usr/lib64/libGL.so.1
#4  0x00007fee07404a3f in start_thread (arg=0x7fedf1243700) at pthread_create.c:297
#5  0x00007fee0b41f67d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fee0bbb37a0 (LWP 27070)):
[KCrash Handler]
#6  0x00007fee0b37eab5 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007fee0b37ffb6 in abort () at abort.c:92
#8  0x00007fee0b377385 in __assert_fail (assertion=0x7fee091bd2d8 "dpy->xcb->reply_data != ((void *)0)", file=<value optimized out>, line=657, function=<value optimized out>) at assert.c:81
#9  0x00007fee091486cd in _XRead (dpy=0x691e30, data=<value optimized out>, size=4) at xcb_io.c:657
#10 0x00007fee08c452fe in ?? () from /usr/lib64/libGL.so.1
#11 0x00007fee0988715e in KWin::GLTexture::load (this=0x859890, image=<value optimized out>, target=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/lib/kwinglutils.cpp:392
#12 0x00007fedf006849a in KWin::TrackMouseEffect::loadTexture (this=0x962cd0) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/effects/trackmouse/trackmouse.cpp:207
#13 0x00007fedf0068695 in KWin::TrackMouseEffect::mouseChanged (this=0x962cd0, modifiers=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/effects/trackmouse/trackmouse.cpp:174
#14 0x00007fee0b796f62 in KWin::EffectsHandlerImpl::mouseChanged (this=<value optimized out>, pos=..., oldpos=..., buttons=..., oldbuttons=..., modifiers=..., oldmodifiers=...) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/effects.cpp:432
#15 0x00007fee0b6f03e1 in KWin::Workspace::checkCursorPos (this=0x755890) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/workspace.cpp:3093
#16 0x00007fee0b6f7edd in KWin::Workspace::qt_metacall (this=0x755890, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff1163e100) at /usr/src/debug/kdebase-workspace-4.6.0/build/kwin/workspace.moc:606
#17 0x00007fee07791def in QMetaObject::activate (sender=0x755d68, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3272
#18 0x00007fee07790799 in QObject::event (this=0x755d68, e=<value optimized out>) at kernel/qobject.cpp:1175
#19 0x00007fee0692bd14 in QApplicationPrivate::notify_helper (this=0x677b40, receiver=0x755d68, e=0x7fff1163e8a0) at kernel/qapplication.cpp:4445
#20 0x00007fee0693422a in QApplication::notify (this=<value optimized out>, receiver=0x755d68, e=0x7fff1163e8a0) at kernel/qapplication.cpp:4324
#21 0x00007fee0ae979e6 in KApplication::notify (this=0x7fff1163ed80, receiver=0x755d68, event=0x7fff1163e8a0) at /usr/src/debug/kdelibs-4.6.0/kdeui/kernel/kapplication.cpp:311
#22 0x00007fee0777cbfc in QCoreApplication::notifyInternal (this=0x7fff1163ed80, receiver=0x755d68, event=0x7fff1163e8a0) at kernel/qcoreapplication.cpp:732
#23 0x00007fee077aa4d8 in sendEvent (this=0x678550) at kernel/qcoreapplication.h:215
#24 QTimerInfoList::activateTimers (this=0x678550) at kernel/qeventdispatcher_unix.cpp:618
#25 0x00007fee077aabe0 in QEventDispatcherUNIX::processEvents (this=0x654520, flags=...) at kernel/qeventdispatcher_unix.cpp:937
#26 0x00007fee069d1bac in QEventDispatcherX11::processEvents (this=0x654520, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#27 0x00007fee0777c052 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#28 0x00007fee0777c265 in QEventLoop::exec (this=0x7fff1163ec70, flags=...) at kernel/qeventloop.cpp:201
#29 0x00007fee077806ab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#30 0x00007fee0b714c8a in kdemain (argc=<value optimized out>, argv=0x7fff1163ede0) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/main.cpp:542
#31 0x00007fee0b36abfd in __libc_start_main (main=0x400770 <main(int, char**)>, argc=3, ubp_av=0x7fff1163f418, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff1163f408) at libc-start.c:226
#32 0x0000000000400699 in _start () at ../sysdeps/x86_64/elf/start.S:113

Possible duplicates by query: bug 266286, bug 248687, bug 246575.

Reported using DrKonqi