Summary: | kwin crashes when closing Xnest/rdesktop window | ||
---|---|---|---|
Product: | [Plasma] kwin | Reporter: | lenar |
Component: | general | Assignee: | KWin default assignee <kwin-bugs-null> |
Status: | RESOLVED REMIND | ||
Severity: | crash | CC: | brade |
Priority: | NOR | ||
Version: | unspecified | ||
Target Milestone: | --- | ||
Platform: | Debian testing | ||
OS: | Linux | ||
Latest Commit: | Version Fixed In: |
Description
lenar
2002-11-12 14:14:41 UTC
I cannot reproduce the problem. Please provide a backtrace from the crash (either from the crash dialog, or run KWin from gdb). Same here, it seems to happen at least when using "Glow" window decoration. Backtrace as follows: [New Thread 1024 (LWP 24327)] 0x40fea099 in wait4 () from /lib/libc.so.6 #0 0x40fea099 in wait4 () from /lib/libc.so.6 #1 0x410628e4 in __DTOR_END__ () from /lib/libc.so.6 #2 0x40ea6177 in waitpid () from /lib/libpthread.so.0 #3 0x405ce18b in KCrash::defaultCrashHandler (sig=11) at /mnt/KDE/kde-cvs/kdelibs/kdecore/kcrash.cpp:235 #4 0x40ea3bc4 in pthread_sighandler () from /lib/libpthread.so.0 #5 <signal handler called> #6 0x40b62470 in QGListIterator::QGListIterator () from /opt/qt-3.1/lib/libqt-mt.so.3 #7 0x4092e86c in QObject::activate_filters () from /opt/qt-3.1/lib/libqt-mt.so.3 #8 0x4092e771 in QObject::event () from /opt/qt-3.1/lib/libqt-mt.so.3 #9 0x408e58d6 in QApplication::internalNotify () from /opt/qt-3.1/lib/libqt-mt.so.3 #10 0x408e56d6 in QApplication::notify () from /opt/qt-3.1/lib/libqt-mt.so.3 #11 0x4055e6ff in KApplication::notify (this=0xbfffead8, receiver=0x816a378, event=0xbfffe8ec) at /mnt/KDE/kde-cvs/kdelibs/kdecore/kapplication.cpp:437 #12 0x408ca205 in QEventLoop::activateTimers () from /opt/qt-3.1/lib/libqt-mt.so.3 #13 0x408aca8d in QEventLoop::processEvents () from /opt/qt-3.1/lib/libqt-mt.so.3 #14 0x408f5b50 in QEventLoop::enterLoop () from /opt/qt-3.1/lib/libqt-mt.so.3 #15 0x408f5a97 in QEventLoop::exec () from /opt/qt-3.1/lib/libqt-mt.so.3 #16 0x408e5a46 in QApplication::exec () from /opt/qt-3.1/lib/libqt-mt.so.3 #17 0x416450e3 in kdemain (argc=1, argv=0x805ac50) at /mnt/KDE/kde-cvs/kdebase/kwin/main.cpp:271 #18 0x0804cf36 in launch (argc=1, _name=0x805c78c "kwin", args=0x805c791 "", cwd=0x0, envc=0, envs=0x805c795 "", reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x8050496 "0") at /mnt/KDE/kde-cvs/kdelibs/kinit/kinit.cpp:547 #19 0x0804dd18 in handle_launcher_request (sock=-1) at /mnt/KDE/kde-cvs/kdelibs/kinit/kinit.cpp:1023 #20 0x0804e1fb in handle_requests (waitForPid=0) at /mnt/KDE/kde-cvs/kdelibs/kinit/kinit.cpp:1189 #21 0x0804f0b5 in main (argc=3, argv=0xbffff0a4, envp=0xbffff0b4) at /mnt/KDE/kde-cvs/kdelibs/kinit/kinit.cpp:1534 #22 0x40f5f7ee in __libc_start_main () from /lib/libc.so.6 when closing rdesktop: Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 16384 (LWP 32752)] 0x41e91a3e in malloc () from /usr/lib/libkdecore.so.4 (gdb) bt #0 0x41e91a3e in malloc () from /usr/lib/libkdecore.so.4 #1 0x4134506f in QImage::create () from /usr/lib/libqt-mt.so.3 #2 0x4134513f in QImage::create () from /usr/lib/libqt-mt.so.3 #3 0x4134445a in QImage::QImage () from /usr/lib/libqt-mt.so.3 #4 0x42443dd1 in KImageEffect::gradient () from /usr/lib/libkdefx.so.4 #5 0x424435aa in KPixmapEffect::gradient () from /usr/lib/libkdefx.so.4 #6 0x40116b13 in Glow::GlowClient::paintEvent () from /usr/lib/kde3/kwin_glow.so #7 0x41398b43 in QWidget::event () from /usr/lib/libqt-mt.so.3 #8 0x4131c193 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3 #9 0x4131bf94 in QApplication::notify () from /usr/lib/libqt-mt.so.3 #10 0x41dd6a1a in KApplication::notify () from /usr/lib/libkdecore.so.4 #11 0x412faaef in QWidget::repaint () from /usr/lib/libqt-mt.so.3 #12 0x4011757d in Glow::GlowClient::activeChange () from /usr/lib/kde3/kwin_glow.so #13 0x40050a89 in KWinInternal::Client::setActive () from /usr/lib/kwin.so #14 0x4004d50a in KWinInternal::Client::windowEvent () from /usr/lib/kwin.so #15 0x400328a1 in KWinInternal::Workspace::workspaceEvent () from /usr/lib/kwin.so #16 0x40054b90 in Application::x11EventFilter () from /usr/lib/kwin.so #17 0x412c675c in qt_set_x11_event_filter () from /usr/lib/libqt-mt.so.3 #18 0x412cec0a in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3 #19 0x412e0eb2 in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3 #20 0x4132d6ee in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3 #21 0x4132d64b in QEventLoop::exec () from /usr/lib/libqt-mt.so.3 #22 0x4131c2ea in QApplication::exec () from /usr/lib/libqt-mt.so.3 #23 0x4005523e in kdemain () from /usr/lib/kwin.so #24 0x08048eb8 in strcpy () #25 0x41029a5f in __libc_start_main () from /lib/libc.so.6 Subject: kdeartwork/kwin-styles/glow CVS commit by lunakl: clicked() may result in deleting the button (and hence m_timer), don't touch anything after that. Fixes Xnest crash in #50601. CCMAIL: 50601@bugs.kde.org M +3 -3 glowbutton.cpp 1.13 --- kdeartwork/kwin-styles/glow/glowbutton.cpp:1.12 Wed Aug 28 18:00:41 2002 @@ -145,14 +145,14 @@ void GlowButton::mouseReleaseEvent( QMouseEvent *e ) { QPoint p = mapToParent(mapFromGlobal(e->globalPos())); + if( ! m_timer->isActive() ) { + m_timer->start(m_updateTime); + } if( ! geometry().contains(p) ) { m_timerStatus = Stop; } else { emit clicked(); emit clicked(e->button()); - } - if( ! m_timer->isActive() ) { - m_timer->start(m_updateTime); } KWinWidgetButton::mouseReleaseEvent(e); } The Xnest bug should be fixed, and it could probably fix the rdesktop problem as well, but I cannot test it. I don't know how to test rdesktop (no Windows here around). Complain if the rdesktop problem remains. |