[kde] [Bug 347892] New: kwin_x11 crashed after waking from sleep without an HDMI monitor previously connected.

Serhiy Zahoriya serhiy.int at gmail.com
Mon May 18 11:04:27 BST 2015 

https://bugs.kde.org/show_bug.cgi?id=347892

            Bug ID: 347892
           Summary: kwin_x11 crashed after waking from sleep without an
                    HDMI monitor previously connected.
           Product: kde
           Version: unspecified
          Platform: unspecified
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: serhiy.int at gmail.com

Application: kwin_x11 (5.3.0)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-16-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:

Hibernated the system with HDMI monitor connected and woke it up without.

Could be duplicate of https://bugs.kde.org/show_bug.cgi?id=346627

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 0x7faf14ba4800 (LWP 13831))]

Thread 4 (Thread 0x7faef6645700 (LWP 13834)):
#0  0x00007faf12c76910 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007faf12c77275 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007faf12c1e3e2 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007faf129ddb44 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007faf0c840f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#5  0x00007faf129e2b0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007faf13f026aa in start_thread (arg=0x7faef6645700) at
pthread_create.c:333
#7  0x00007faf1468ceed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7faeef7fe700 (LWP 13836)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007faf117e6644 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007faf117e6689 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007faf13f026aa in start_thread (arg=0x7faeef7fe700) at
pthread_create.c:333
#4  0x00007faf1468ceed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7faef73e2700 (LWP 14221)):
#0  0x00007faf14683743 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007faf12c75101 in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007faf12c76cd2 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007faf12c77275 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007faf12c1e3e2 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007faf129ddb44 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007faf0c840f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007faf129e2b0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007faf13f026aa in start_thread (arg=0x7faef73e2700) at
pthread_create.c:333
#9  0x00007faf1468ceed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7faf14ba4800 (LWP 13831)):
[KCrash Handler]
#6  0x00007faf12f94690 in QScreen::handle() const () from
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#7  0x00007faefe9e7545 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#8  0x00007faefe9d45c1 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#9  0x00007faf12f72786 in QWindowPrivate::create(bool) () from
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#10 0x00007faf12f72b28 in QWindow::winId() const () from
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#11 0x00007faf1424feff in KWin::AbstractThumbnailItem::findParentEffectWindow
(this=0x22d54b0) at ../thumbnailitem.cpp:79
#12 0x00007faf142500c9 in KWin::AbstractThumbnailItem::effectWindowAdded
(this=0x22d54b0) at ../thumbnailitem.cpp:90
#13 0x00007faf142e64e5 in KWin::AbstractThumbnailItem::qt_static_metacall
(_o=0x0, _c=QMetaObject::ResetProperty, _id=37198400, _a=0x7faf1494ac00
<main_arena>) at moc_thumbnailitem.cpp:130
#14 0x00007faf12c519c9 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007faf12201242 in KWin::EffectsHandler::windowAdded (this=<optimized
out>, _t1=0x19815e0) at moc_kwineffects.cpp:1236
#16 0x00007faf12c5135a in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007faf142e1442 in KWin::Toplevel::windowShown
(this=this at entry=0x222aa30, _t1=_t1 at entry=0x222aa30) at moc_toplevel.cpp:672
#18 0x00007faf1421746f in KWin::Toplevel::setReadyForPainting (this=0x222aa30)
at ../toplevel.cpp:259
#19 0x00007faf142e7b45 in KWin::Toplevel::qt_static_metacall (_o=0x0,
_c=QMetaObject::ResetProperty, _id=37198400, _a=0x7faf1494ac00 <main_arena>) at
moc_toplevel.cpp:336
#20 0x00007faf12c519c9 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007faf12c5f6ab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007faf12c526f3 in QObject::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007faf1352ab2c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007faf13530000 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007faf12c20c2b in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007faf12c78ae5 in QTimerInfoList::activateTimers() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007faf12c77243 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007faefea2996d in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#29 0x00007faf12c1e3e2 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007faf12c2602c in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007faf14955310 in kdemain (argc=1, argv=0x7ffc9c72fd08) at
../main_x11.cpp:300
#32 0x00007faf145a6a40 in __libc_start_main (main=0x400790 <main(int, char**)>,
argc=1, argv=0x7ffc9c72fd08, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffc9c72fcf8) at libc-start.c:289
#33 0x00000000004007c9 in _start ()

Reported using DrKonqi

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