Bug 246619

Application: kwin (4.4.2 (KDE 4.4.2))
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-24-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
kwin crash sometimes. If multiplie window is open when i move, resize or maximize some window

 -- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f6e9f82a780 (LWP 1286))]

Thread 2 (Thread 0x7f6e811b3710 (LWP 1288)):
#0  0x00007f6e9f0a6f83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f6e956c64a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f6e956c68fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f6e9af57566 in QEventDispatcherGlib::processEvents (this=0x23b9fd0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f6e9af2c992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f6e9af2cd6c in QEventLoop::exec (this=0x7f6e811b2d90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f6e9ae36d59 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007f6e9af0d178 in QInotifyFileSystemWatcherEngine::run (this=0x23555c0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f6e9ae39775 in QThreadPrivate::start (arg=0x23555c0) at thread/qthread_unix.cpp:248
#9  0x00007f6e9aba99ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f6e9f0b36fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f6e9f82a780 (LWP 1286)):
[KCrash Handler]
#5  QBasicAtomicInt::ref (this=0x1f4e590, desktop=2, areas=) at /usr/include/qt4/QtCore/qatomic_x86_64.h:121
#6  QVector (this=0x1f4e590, desktop=2, areas=) at /usr/include/qt4/QtCore/qvector.h:118
#7  QForeachContainer (this=0x1f4e590, desktop=2, areas=) at /usr/include/qt4/QtCore/qglobal.h:2231
#8  KWin::Workspace::previousRestrictedMoveArea (this=0x1f4e590, desktop=2, areas=) at ../../kwin/geometry.cpp:328
#9  0x00007f6e9f3e95d7 in KWin::Client::checkWorkspacePosition (this=0x2a3a950) at ../../kwin/geometry.cpp:1140
#10 0x00007f6e9f3ec580 in KWin::Client::setQuickTileMode (this=0x2a3a950, mode=KWin::QuickTileNone, keyboard=false) at ../../kwin/geometry.cpp:3355
#11 0x00007f6e9f3ece85 in KWin::Client::startMoveResize (this=0x2a3a950) at ../../kwin/geometry.cpp:2769
#12 0x00007f6e9f3df9c3 in KWin::Client::performMouseCommand (this=0x2a3a950, command=KWin::Options::MouseMove, globalPos=..., handled=<value optimized out>) at ../../kwin/useractions.cpp:892
#13 0x00007f6e9f3bce29 in KWin::Client::NETMoveResize (this=0x2a3a950, x_root=551, y_root=<value optimized out>, direction=<value optimized out>) at ../../kwin/events.cpp:1595
#14 0x00007f6e9ed012e7 in NETRootInfo::event (this=0x7fffc854f580, event=0x7fffc8551240, properties=0x7fffc8550b20, properties_size=5) at ../../kdeui/windowmanagement/netwm.cpp:1921
#15 0x00007f6e9f3c0721 in KWin::Workspace::workspaceEvent (this=0x1f4e590, e=0x7fffc8551240) at ../../kwin/events.cpp:240
#16 0x00007f6e9f39df58 in KWin::Application::x11EventFilter (this=0x7fffc8551630, e=0x7fffc8551240) at ../../kwin/main.cpp:361
#17 0x00007f6e9b6ef641 in qt_x11EventFilter (ev=0x7fffc8551240) at kernel/qapplication_x11.cpp:399
#18 0x00007f6e9b6fe191 in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fffc8551240) at kernel/qapplication_x11.cpp:3231
#19 0x00007f6e9b72a882 in x11EventSourceDispatch (s=0x1e67b50, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#20 0x00007f6e956c28c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#21 0x00007f6e956c6748 in ?? () from /lib/libglib-2.0.so.0
#22 0x00007f6e956c68fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#23 0x00007f6e9af57513 in QEventDispatcherGlib::processEvents (this=0x1e4a5b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#24 0x00007f6e9b72a46e in QGuiEventDispatcherGlib::processEvents (this=0x7fffc854f580, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#25 0x00007f6e9af2c992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#26 0x00007f6e9af2cd6c in QEventLoop::exec (this=0x7fffc8551570, flags=) at kernel/qeventloop.cpp:201
#27 0x00007f6e9af30aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#28 0x00007f6e9f39f7be in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../kwin/main.cpp:526
#29 0x00007f6e9efebc4d 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=0x7fffc8551b38) at libc-start.c:226
#30 0x00000000004006b9 in _start ()

Possible duplicates by query: bug 237816, bug 220775.

Reported using DrKonqi