https://bugs.kde.org/show_bug.cgi?id=373200
Bug ID: 373200
Summary: KWin crashes when removing ISO from Virtualbox drive
Product: kwin
Version: 5.8.4
Platform: Archlinux Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: darkwingbuc...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.8.4)
Qt Version: 5.7.0
Frameworks Version: 5.28.0
Operating System: Linux 4.8.11-1-ARCH x86_64
Distribution (Platform): Archlinux Packages
-- Information about the crash:
- What I was doing when the application crashed:
I was creating a Fedora VM in Virtualbox when I had to close the VM and unmount
the Fedora ISO, removing it from the virtual drive. After removing it, KWin
crashed and restarted.
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fe801749840 (LWP 813))]
Thread 13 (Thread 0x7fe716686700 (LWP 8029)):
#0 0x00007fe7fa42410f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fe7fe60bc2b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2 0x00007fe7f9845395 in () at /usr/lib/libQt5Quick.so.5
#3 0x00007fe7f9845c8a in () at /usr/lib/libQt5Quick.so.5
#4 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 12 (Thread 0x7fe717687700 (LWP 8028)):
#0 0x00007fe801187551 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fe7fe834ac9 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fe7fe8363b8 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fe7fe7e323a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fe7fe6060f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7f917c2d5 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#7 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 11 (Thread 0x7fe726144700 (LWP 32556)):
#0 0x00007fe7fa42410f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fe7fe60bc2b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2 0x00007fe7f9845395 in () at /usr/lib/libQt5Quick.so.5
#3 0x00007fe7f9845c8a in () at /usr/lib/libQt5Quick.so.5
#4 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 10 (Thread 0x7fe7dffff700 (LWP 32553)):
#0 0x00007fe7fe8362b9 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#1 0x00007fe7fe7e323a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#2 0x00007fe7fe6060f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#3 0x00007fe7f917c2d5 in () at /usr/lib/libQt5Qml.so.5
#4 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 9 (Thread 0x7fe7de7fd700 (LWP 21213)):
#0 0x00007fe801187551 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fe7fe834ac9 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fe7fe8363b8 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fe7fe7e323a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fe7fe6060f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7f917c2d5 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#7 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 8 (Thread 0x7fe7c969e700 (LWP 10035)):
#0 0x00007fe7fa42410f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fe7fe60bc2b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2 0x00007fe7f9845395 in () at /usr/lib/libQt5Quick.so.5
#3 0x00007fe7f9845c8a in () at /usr/lib/libQt5Quick.so.5
#4 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 7 (Thread 0x7fe7325da700 (LWP 7373)):
#0 0x00007fe7fa42410f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fe7fe60bc2b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2 0x00007fe7f9845395 in () at /usr/lib/libQt5Quick.so.5
#3 0x00007fe7f9845c8a in () at /usr/lib/libQt5Quick.so.5
#4 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 6 (Thread 0x7fe7dd2ce700 (LWP 20726)):
#0 0x00007fe801187551 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fe7fe834ac9 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fe7fe8363b8 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fe7fe7e323a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fe7fe6060f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#6 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#7 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 5 (Thread 0x7fe7dcabd700 (LWP 885)):
#0 0x00007fe7fa42410f in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fe7fd77aac4 in () at /usr/lib/libQt5Script.so.5
#2 0x00007fe7fd77ab09 in () at /usr/lib/libQt5Script.so.5
#3 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 4 (Thread 0x7fe7df7fe700 (LWP 873)):
#0 0x00007fe801187551 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fe7fe834ac9 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fe7fe8363b8 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fe7fe7e323a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fe7fe6060f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7f917c2d5 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#7 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 3 (Thread 0x7fe7e5f3f700 (LWP 833)):
#0 0x00007fe801187551 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fe7fe834ac9 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fe7fe8363b8 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fe7fe7e323a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fe7fe6060f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7f8346e55 in () at /usr/lib/libQt5DBus.so.5
#6 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#7 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 2 (Thread 0x7fe7e8066700 (LWP 827)):
#0 0x00007fe80118748d in poll () at /usr/lib/libc.so.6
#1 0x00007fe8002c78e0 in () at /usr/lib/libxcb.so.1
#2 0x00007fe8002c9679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3 0x00007fe7e8f3e449 in () at /usr/lib/libQt5XcbQpa.so.5
#4 0x00007fe7fe60ad78 in () at /usr/lib/libQt5Core.so.5
#5 0x00007fe7fa41e454 in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fe8011907df in clone () at /usr/lib/libc.so.6
Thread 1 (Thread 0x7fe801749840 (LWP 813)):
[KCrash Handler]
#6 0x0000000000720000 in ()
#7 0x00007fe7fe816cf0 in QObject::connect(QObject const*, char const*, QObject
const*, char const*, Qt::ConnectionType) () at /usr/lib/libQt5Core.so.5
#8 0x00007fe7fd7bcf6f in () at /usr/lib/libQt5Script.so.5
#9 0x00007fe7fd7bd034 in () at /usr/lib/libQt5Script.so.5
#10 0x00007fe7fd7bd2b2 in QScriptEngine::newQObject(QObject*,
QScriptEngine::ValueOwnership, QFlags<QScriptEngine::QObjectWrapOption> const&)
() at /usr/lib/libQt5Script.so.5
#11 0x00007fe800d9197c in () at /usr/lib/libkwin.so.5
#12 0x00007fe7fd7bd565 in () at /usr/lib/libQt5Script.so.5
#13 0x00007fe7fd7e5fb6 in () at /usr/lib/libQt5Script.so.5
#14 0x00007fe7fd7ee281 in () at /usr/lib/libQt5Script.so.5
#15 0x00007fe7fe8107f4 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/libQt5Core.so.5
#16 0x00007fe7fdfc5fc8 in
KWin::EffectsHandler::desktopPresenceChanged(KWin::EffectWindow*, int, int) ()
at /usr/lib/libkwineffects.so.9
#17 0x00007fe7fdfc7981 in () at /usr/lib/libkwineffects.so.9
#18 0x00007fe7fe8114b9 in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#19 0x00007fe7ff4c4e0c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#20 0x00007fe7ff4cc581 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#21 0x00007fe7fe7e4de0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#22 0x00007fe7fe7e756d in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#23 0x00007fe7fe8361fa in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#24 0x00007fe7e8fb717d in () at /usr/lib/libQt5XcbQpa.so.5
#25 0x00007fe7fe7e323a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#26 0x00007fe7fe7eb73c in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#27 0x00007fe80144f495 in kdemain () at /usr/lib/libkdeinit5_kwin_x11.so
#28 0x00007fe8010c8291 in __libc_start_main () at /usr/lib/libc.so.6
#29 0x000000000040069a in _start ()
Reported using DrKonqi
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