Application: kwin (4.7.2 (4.7.2) "release 5")
KDE Platform Version: 4.7.2 (4.7.2) "release 5"
Qt Version: 4.7.4
Operating System: Linux 3.1.0-1.2-desktop x86_64
Distribution: "openSUSE 12.1 (x86_64)"

-- Information about the crash:
kwin crashed when i open a youtube video on 720p 2 times in the same video

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f0dc56b0780 (LWP 2449))]

Thread 2 (Thread 0x7f0dac86f700 (LWP 2562)):
#0  0x00007f0dc0f52e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f0dc3d0e852 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f0dc4006e80) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f0dc3d0e889 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f0dc0f4ef05 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f0dc4eea53d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f0dc56b0780 (LWP 2449)):
[KCrash Handler]
#6  QProcess::setProcessState (this=0xf449d0, state=QProcess::NotRunning) at io/qprocess.cpp:1753
#7  0x00007f0dc12656df in QProcessPrivate::cleanup (this=<optimized out>) at io/qprocess.cpp:781
#8  0x00007f0dc126a2d9 in QProcessPrivate::_q_processDied (this=0xda6a00) at io/qprocess.cpp:1041
#9  0x00007f0dc126a919 in QProcess::qt_metacall (this=0xce6680, _c=QMetaObject::InvokeMetaMethod, _id=13, _a=0x7fff6c5f8f40) at .moc/release-shared/moc_qprocess.cpp:115
#10 0x00007f0dc12d859a in QMetaObject::activate (sender=0xf23370, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff6c5f8f40) at kernel/qobject.cpp:3287
#11 0x00007f0dc132216e in QSocketNotifier::activated (this=<optimized out>, _t1=23) at .moc/release-shared/moc_qsocketnotifier.cpp:89
#12 0x00007f0dc12e024b in QSocketNotifier::event (this=0xf23370, e=0x7fff6c5f95b0) at kernel/qsocketnotifier.cpp:317
#13 0x00007f0dc0477c34 in notify_helper (e=0x7fff6c5f95b0, receiver=0xf23370, this=0x647860) at kernel/qapplication.cpp:4481
#14 QApplicationPrivate::notify_helper (this=0x647860, receiver=0xf23370, e=0x7fff6c5f95b0) at kernel/qapplication.cpp:4453
#15 0x00007f0dc047cac1 in QApplication::notify (this=0x7fff6c5f9af0, receiver=0xf23370, e=0x7fff6c5f95b0) at kernel/qapplication.cpp:4360
#16 0x00007f0dc49dee36 in KApplication::notify (this=0x7fff6c5f9af0, receiver=0xf23370, event=0x7fff6c5f95b0) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#17 0x00007f0dc12c581c in QCoreApplication::notifyInternal (this=0x7fff6c5f9af0, receiver=0xf23370, event=0x7fff6c5f95b0) at kernel/qcoreapplication.cpp:787
#18 0x00007f0dc12f180b in sendEvent (event=0x7fff6c5f95b0, receiver=<optimized out>) at kernel/qcoreapplication.h:215
#19 QEventDispatcherUNIX::activateSocketNotifiers (this=<optimized out>) at kernel/qeventdispatcher_unix.cpp:891
#20 0x00007f0dc12f3082 in QEventDispatcherUNIXPrivate::doSelect (this=0x647a70, flags=) at kernel/qeventdispatcher_unix.cpp:305
#21 0x00007f0dc12f3443 in QEventDispatcherUNIX::processEvents (this=0x607280, flags=...) at kernel/qeventdispatcher_unix.cpp:933
#22 0x00007f0dc051bde8 in QEventDispatcherX11::processEvents (this=0x607280, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#23 0x00007f0dc12c4a22 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#24 0x00007f0dc12c4c1f in QEventLoop::exec (this=0x7fff6c5f9a30, flags=...) at kernel/qeventloop.cpp:201
#25 0x00007f0dc12c8de7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#26 0x00007f0dc51fe5f6 in kdemain (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/kwin/main.cpp:517
#27 0x00007f0dc4e3223d in __libc_start_main () from /lib64/libc.so.6
#28 0x0000000000400681 in _start () at ../sysdeps/x86_64/elf/start.S:113

Possible duplicates by query: bug 289316, bug 277190, bug 276367, bug 264657, bug 256708.

Reported using DrKonqi