https://bugs.kde.org/show_bug.cgi?id=369013
Bug ID: 369013
Summary: New window creation crashes Kwin
Product: kwin
Version: 5.7.4
Platform: Debian unstable
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: balpe...@gmail.com
Application: kwin_x11 (5.7.4)
Qt Version: 5.6.1
Frameworks Version: 5.25.0
Operating System: Linux 4.7.0-1-amd64 x86_64
Distribution: Debian GNU/Linux unstable (sid)
-- Information about the crash:
- What I was doing when the application crashed:
Sometimes when I open new windows, KWin crashes, and sometimes it fails to
restart and windows go borderless.
The crash can be reproduced every time.
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa835a514c0 (LWP 10428))]
Thread 6 (Thread 0x7fa827fff700 (LWP 25475)):
#0 0x00007fa84d391253 in select () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fa84b21cd3f in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) (nfds=13, fdread=fdread@entry=0x7fa81c073ab8,
fdwrite=fdwrite@entry=0x7fa81c073d48, fdexcept=fdexcept@entry=0x7fa81c073fd8,
orig_timeout=orig_timeout@entry=0x0) at kernel/qcore_unix.cpp:75
#2 0x00007fa84b21e7e4 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) (timeout=0x0, exceptfds=0x7fa81c073fd8, writefds=0x7fa81c073d48,
readfds=0x7fa81c073ab8, nfds=<optimized out>, this=0x7fa81c06a030) at
kernel/qeventdispatcher_unix.cpp:320
#3 0x00007fa84b21e7e4 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) (this=this@entry=0x7fa81c073920, flags=..., flags@entry=...,
timeout=timeout@entry=0x0) at kernel/qeventdispatcher_unix.cpp:196
#4 0x00007fa84b21ecfa in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fa81c06a030, flags=...) at kernel/qeventdispatcher_unix.cpp:607
#5 0x00007fa84b1c919a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fa827ffec60, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:204
#6 0x00007fa84afeee53 in QThread::exec() (this=this@entry=0x2db2ee0) at
thread/qthread.cpp:500
#7 0x00007fa845a84a55 in QQmlThreadPrivate::run() (this=0x2db2ee0) at
qml/ftw/qqmlthread.cpp:141
#8 0x00007fa84aff3d78 in QThreadPrivate::start(void*) (arg=0x2db2ee0) at
thread/qthread_unix.cpp:341
#9 0x00007fa846926464 in start_thread (arg=0x7fa827fff700) at
pthread_create.c:333
#10 0x00007fa84d39897f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 5 (Thread 0x7fa818db6700 (LWP 10447)):
#0 0x00007fa84692c18f in pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007fa84a38d574 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2 0x00007fa84a38d5b9 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3 0x00007fa846926464 in start_thread (arg=0x7fa818db6700) at
pthread_create.c:333
#4 0x00007fa84d39897f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 4 (Thread 0x7fa81affa700 (LWP 10444)):
#0 0x00007fa84d391253 in select () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fa84b21cd3f in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) (nfds=17, fdread=fdread@entry=0x7fa814000a78,
fdwrite=fdwrite@entry=0x7fa814000d08, fdexcept=fdexcept@entry=0x7fa814000f98,
orig_timeout=orig_timeout@entry=0x0) at kernel/qcore_unix.cpp:75
#2 0x00007fa84b21e7e4 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) (timeout=0x0, exceptfds=0x7fa814000f98, writefds=0x7fa814000d08,
readfds=0x7fa814000a78, nfds=<optimized out>, this=0x7fa8140008c0) at
kernel/qeventdispatcher_unix.cpp:320
#3 0x00007fa84b21e7e4 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) (this=this@entry=0x7fa8140008e0, flags=..., flags@entry=...,
timeout=timeout@entry=0x0) at kernel/qeventdispatcher_unix.cpp:196
#4 0x00007fa84b21ecfa in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fa8140008c0, flags=...) at kernel/qeventdispatcher_unix.cpp:607
#5 0x00007fa84b1c919a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fa81aff9c60, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:204
#6 0x00007fa84afeee53 in QThread::exec() (this=this@entry=0x1a5bc00) at
thread/qthread.cpp:500
#7 0x00007fa845a84a55 in QQmlThreadPrivate::run() (this=0x1a5bc00) at
qml/ftw/qqmlthread.cpp:141
#8 0x00007fa84aff3d78 in QThreadPrivate::start(void*) (arg=0x1a5bc00) at
thread/qthread_unix.cpp:341
#9 0x00007fa846926464 in start_thread (arg=0x7fa81affa700) at
pthread_create.c:333
#10 0x00007fa84d39897f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 3 (Thread 0x7fa82eec1700 (LWP 10435)):
#0 0x00007fa84b21e9bd in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) (this=this@entry=0x7fa8280008e0, flags=..., flags@entry=...,
timeout=timeout@entry=0x0) at kernel/qeventdispatcher_unix.cpp:186
#1 0x00007fa84b21ecfa in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fa8280008c0, flags=...) at kernel/qeventdispatcher_unix.cpp:607
#2 0x00007fa84b1c919a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fa82eec0c50, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:204
#3 0x00007fa84afeee53 in QThread::exec() (this=this@entry=0x7fa84d9fbd60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:500
#4 0x00007fa84d987525 in QDBusConnectionManager::run() (this=0x7fa84d9fbd60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:189
#5 0x00007fa84aff3d78 in QThreadPrivate::start(void*) (arg=0x7fa84d9fbd60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:341
#6 0x00007fa846926464 in start_thread (arg=0x7fa82eec1700) at
pthread_create.c:333
#7 0x00007fa84d39897f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 2 (Thread 0x7fa834d1f700 (LWP 10433)):
#0 0x00007fa84d38f50d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fa84c51f340 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007fa84c520f39 in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007fa8357c4a79 in QXcbEventReader::run() (this=0x11b5890) at
qxcbconnection.cpp:1325
#4 0x00007fa84aff3d78 in QThreadPrivate::start(void*) (arg=0x11b5890) at
thread/qthread_unix.cpp:341
#5 0x00007fa846926464 in start_thread (arg=0x7fa834d1f700) at
pthread_create.c:333
#6 0x00007fa84d39897f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:105
Thread 1 (Thread 0x7fa835a514c0 (LWP 10428)):
[KCrash Handler]
#6 0x00007fa845a6fe50 in QQmlBinding::write(QQmlPropertyData const&,
QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>)
(this=0x7fa827000320) at
../../include/QtQml/5.6.1/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:354
#7 0x00007fa845a6fe50 in QQmlBinding::write(QQmlPropertyData const&,
QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>)
(this=this@entry=0x3f6a8b0, core=..., result=..., isUndefined=<optimized out>,
flags=...) at qml/qqmlbinding.cpp:257
#8 0x00007fa845a70ba7 in
QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) (this=0x3f6a8b0,
flags=...) at qml/qqmlbinding.cpp:191
#9 0x00007fa845a7a705 in
QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) (this=0x3dbb2b0,
interrupt=...) at qml/qqmlobjectcreator.cpp:1193
#10 0x00007fa845a0452e in QQmlComponentPrivate::complete(QQmlEnginePrivate*,
QQmlComponentPrivate::ConstructionState*) (enginePriv=0x2fd3c00,
state=0x18807d0) at qml/qqmlcomponent.cpp:919
#11 0x00007fa845a045f7 in QQmlComponentPrivate::completeCreate()
(this=0x1880730) at qml/qqmlcomponent.cpp:955
#12 0x00007fa845a04460 in QQmlComponent::create(QQmlContext*) (this=0x215db20,
context=0x211c690) at qml/qqmlcomponent.cpp:781
#13 0x00007fa82c9d9fd7 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#14 0x00007fa84cfbdd19 in () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#15 0x00007fa84cea4339 in KWin::Client::createDecoration(QRect const&) () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#16 0x00007fa84cea4cfd in KWin::Client::updateDecoration(bool, bool) () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#17 0x00007fa84cf01656 in KWin::Client::manage(unsigned int, bool) () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#18 0x00007fa84ce8779f in KWin::Workspace::createClient(unsigned int, bool) ()
at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#19 0x00007fa84ceeea97 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*)
() at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#20 0x00007fa84b1c82df in
QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*)
(this=<optimized out>, eventType=..., message=message@entry=0x7fa83000a380,
result=result@entry=0x7fff57fbdc78) at kernel/qabstracteventdispatcher.cpp:460
#21 0x00007fa8357c6455 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*)
(this=this@entry=0x11a9a00, event=event@entry=0x7fa83000a380) at
qxcbconnection.cpp:1091
#22 0x00007fa8357c73eb in QXcbConnection::processXcbEvents() (this=0x11a9a00)
at qxcbconnection.cpp:1723
#23 0x00007fa84b1f9729 in QObject::event(QEvent*) (this=0x11a9a00, e=<optimized
out>) at kernel/qobject.cpp:1256
#24 0x00007fa84bb07bec in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x11a9a00, e=0x7fa83000d180) at
kernel/qapplication.cpp:3804
#25 0x00007fa84bb0d08f in QApplication::notify(QObject*, QEvent*)
(this=0x7fff57fbe2c0, receiver=0x11a9a00, e=0x7fa83000d180) at
kernel/qapplication.cpp:3561
#26 0x00007fa84b1cb450 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x11a9a00, event=event@entry=0x7fa83000d180) at
kernel/qcoreapplication.cpp:1015
#27 0x00007fa84b1cd3cc in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (event=0x7fa83000d180, receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:225
#28 0x00007fa84b1cd3cc in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0,
data=0x118e640) at kernel/qcoreapplication.cpp:1650
#29 0x00007fa84b21ebe2 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x11de480, flags=...) at kernel/qeventdispatcher_unix.cpp:579
#30 0x00007fa8358390ad in
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=<optimized out>, flags=...) at
eventdispatchers/qunixeventdispatcher.cpp:62
#31 0x00007fa84b1c919a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fff57fbe1b0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:204
#32 0x00007fa84b1d199c in QCoreApplication::exec() () at
kernel/qcoreapplication.cpp:1285
#33 0x00007fa84d657216 in kdemain () at
/usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#34 0x00007fa84d2d02b1 in __libc_start_main (main=0x4006a0, argc=3,
argv=0x7fff57fbe448, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff57fbe438) at ../csu/libc-start.c:291
#35 0x00000000004006d9 in _start ()
Possible duplicates by query: bug 368993, bug 367951, bug 367862, bug 366761,
bug 366443.
Reported using DrKonqi
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