https://bugs.kde.org/show_bug.cgi?id=356480
Bug ID: 356480
Summary: crash system at startup , screen freezing , not
recovery
Product: kwin
Version: 5.5.0
Platform: Archlinux Packages
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: eloy...@gmail.com
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1bbbedf880 (LWP 593))]
Thread 6 (Thread 0x7f1b99869700 (LWP 612)):
#0 0x00007f1bbb9b1428 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/usr/lib/libpthread.so.0
#1 0x00007f1bb9462b46 in QWaitCondition::wait(QMutex*, unsigned long) () from
/usr/lib/libQt5Core.so.5
#2 0x00007f1bb945e603 in ?? () from /usr/lib/libQt5Core.so.5
#3 0x00007f1bb946197e in ?? () from /usr/lib/libQt5Core.so.5
#4 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1
#5 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0
#6 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6
Thread 5 (Thread 0x7f1b98dc2700 (LWP 617)):
#0 0x00007f1bbb6e1e23 in select () from /usr/lib/libc.so.6
#1 0x00007f1bb96949df in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) () from /usr/lib/libQt5Core.so.5
#2 0x00007f1bb96964b7 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () from /usr/lib/libQt5Core.so.5
#3 0x00007f1bb96969be in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#4 0x00007f1bb964033a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#5 0x00007f1bb945c9d4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6 0x00007f1bb3af5a75 in ?? () from /usr/lib/libQt5Qml.so.5
#7 0x00007f1bb946197e in ?? () from /usr/lib/libQt5Core.so.5
#8 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1
#9 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6
Thread 4 (Thread 0x7f1b933ff700 (LWP 633)):
#0 0x00007f1bbb9b1428 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/usr/lib/libpthread.so.0
#1 0x00007f1bb9462b46 in QWaitCondition::wait(QMutex*, unsigned long) () from
/usr/lib/libQt5Core.so.5
#2 0x00007f1bb945e603 in ?? () from /usr/lib/libQt5Core.so.5
#3 0x00007f1bb946197e in ?? () from /usr/lib/libQt5Core.so.5
#4 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1
#5 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0
#6 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6
Thread 3 (Thread 0x7f1b92543700 (LWP 640)):
#0 0x00007f1bbb9b107f in pthread_cond_wait@@GLIBC_2.3.2 () from
/usr/lib/libpthread.so.0
#1 0x00007f1bb83b0fb4 in ?? () from /usr/lib/libQt5Script.so.5
#2 0x00007f1bb83b0ff9 in ?? () from /usr/lib/libQt5Script.so.5
#3 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1
#4 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0
#5 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6
Thread 2 (Thread 0x7f1b07fff700 (LWP 814)):
#0 0x00007f1bbb6e1e23 in select () from /usr/lib/libc.so.6
#1 0x00007f1bb96949df in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) () from /usr/lib/libQt5Core.so.5
#2 0x00007f1bb96964b7 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () from /usr/lib/libQt5Core.so.5
#3 0x00007f1bb96969be in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/libQt5Core.so.5
#4 0x00007f1bb964033a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/libQt5Core.so.5
#5 0x00007f1bb945c9d4 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6 0x00007f1bb3af5a75 in ?? () from /usr/lib/libQt5Qml.so.5
#7 0x00007f1bb946197e in ?? () from /usr/lib/libQt5Core.so.5
#8 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1
#9 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6
Thread 1 (Thread 0x7f1bbbedf880 (LWP 593)):
[KCrash Handler]
#5 0x00007f1bb3a07c45 in ?? () from /usr/lib/libQt5Qml.so.5
#6 0x00007f1bb39aec15 in QV4::ExecutionEngine::newStringObject(QV4::Value
const&) () from /usr/lib/libQt5Qml.so.5
#7 0x00007f1bb3a47d52 in QV4::Runtime::getProperty(QV4::ExecutionEngine*,
QV4::Value const&, int) () from /usr/lib/libQt5Qml.so.5
#8 0x00007f1b91804c79 in ?? ()
#9 0x00007f1bb4636fa2 in QQuickItem::staticMetaObject () from
/usr/lib/libQt5Quick.so.5
#10 0x00007f1aff401260 in ?? ()
#11 0x0000000001906370 in ?? ()
#12 0x00007f1aff401258 in ?? ()
#13 0x0000000001541990 in ?? ()
#14 0x00007f1bb9bc4c39 in ?? () from /usr/lib/libQt5Gui.so.5
#15 0x0000000001541990 in ?? ()
#16 0x0000000001541990 in ?? ()
#17 0x000000000178b078 in ?? ()
#18 0x0000000000000003 in ?? ()
#19 0x0000000000afb750 in ?? ()
#20 0x00007f1bb3e37300 in ?? () from /usr/lib/libQt5Qml.so.5
#21 0x00007f1aff4011f8 in ?? ()
#22 0x0000000001541990 in ?? ()
#23 0x00007ffe5e0e5f90 in ?? ()
#24 0x00007f1b980212d0 in ?? ()
#25 0x0000000000000000 in ?? ()
Reproducible: Sometimes
Steps to Reproduce:
1.login plasma
2.show desktop
3.open a few applications
Actual Results:
screen freezing
Expected Results:
need to reebot
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
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