[kde] [Bug 347771] New: Window Decorations in System Settings crashes

andrew at vanuitert.org andrew at vanuitert.org
Fri May 15 18:02:50 BST 2015 

https://bugs.kde.org/show_bug.cgi?id=347771

            Bug ID: 347771
           Summary: Window Decorations in System Settings crashes
           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: andrew at vanuitert.org

Application: kcmshell5 (5.2.2)

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:
I had previously select a windows decoration of uniq (at least that is what I
rember selecting) and now everytime I try to change the decoration, system
settings crashes.
- Unusual behavior I noticed:

- Custom settings of the application:

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Control Module (kcmshell5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc6d12b6800 (LWP 2461))]

Thread 5 (Thread 0x7fc6bae01700 (LWP 2462)):
#0  0x00007fc6d0da38dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fc6c948fb72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fc6c949164f in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fc6bd598099 in QXcbEventReader::run (this=0x1c4fec0) at
qxcbconnection.cpp:1105
#4  0x00007fc6cee26b0e in QThreadPrivate::start (arg=0x1c4fec0) at
thread/qthread_unix.cpp:337
#5  0x00007fc6ce85d6aa in start_thread (arg=0x7fc6bae01700) at
pthread_create.c:333
#6  0x00007fc6d0daeeed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fc6b1800700 (LWP 2463)):
#0  0x00007fc6d0da38dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fc6c8d6bebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc6c8d6bfcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc6cf0bdc6c in QEventDispatcherGlib::processEvents
(this=0x7fc6ac0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fc6cf0623e2 in QEventLoop::exec (this=this at entry=0x7fc6b17ffda0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fc6cee21b44 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#6  0x00007fc6ce267f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fc6cee26b0e in QThreadPrivate::start (arg=0x1db9900) at
thread/qthread_unix.cpp:337
#8  0x00007fc6ce85d6aa in start_thread (arg=0x7fc6b1800700) at
pthread_create.c:333
#9  0x00007fc6d0daeeed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fc6a9df9700 (LWP 2464)):
#0  0x00007fc6c8d6b44e in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc6c8d6bde8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc6c8d6bfcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc6cf0bdc6c in QEventDispatcherGlib::processEvents
(this=0x7fc6a40008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007fc6cf0623e2 in QEventLoop::exec (this=this at entry=0x7fc6a9df8da0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#5  0x00007fc6cee21b44 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#6  0x00007fc6ce267f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007fc6cee26b0e in QThreadPrivate::start (arg=0x235ee20) at
thread/qthread_unix.cpp:337
#8  0x00007fc6ce85d6aa in start_thread (arg=0x7fc6a9df9700) at
pthread_create.c:333
#9  0x00007fc6d0daeeed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fc6a2fe6700 (LWP 2465)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc6cee27c6b in wait (time=18446744073709551615, this=0x22a9480) at
thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2654290,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007fc6cdd13fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fc6cdd143a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fc6cee26b0e in QThreadPrivate::start (arg=0x2654210) at
thread/qthread_unix.cpp:337
#6  0x00007fc6ce85d6aa in start_thread (arg=0x7fc6a2fe6700) at
pthread_create.c:333
#7  0x00007fc6d0daeeed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fc6d12b6800 (LWP 2461)):
[KCrash Handler]
#6  0x00007fc6b8df96b7 in KDecoration2::Decoration::update(QRect const&) ()
from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#7  0x00007fc6b8df975b in KDecoration2::Decoration::update() () from
/usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#8  0x00007fc6aa0b6370 in Breeze::Decoration::setOpacity
(this=this at entry=0x22bb310, value=<optimized out>) at
../../kdecoration/breezedecoration.cpp:92
#9  0x00007fc6aa0d67a8 in Breeze::Decoration::qt_metacall (this=0x22bb310,
_c=QMetaObject::WriteProperty, _id=0, _a=0x7ffdf43ea6d0) at
moc_breezedecoration.cpp:146
#10 0x00007fc6cee075ca in updateProperty (newValue=..., this=0x23293a0) at
animation/qpropertyanimation.cpp:135
#11 QPropertyAnimation::updateCurrentValue (this=<optimized out>, value=...) at
animation/qpropertyanimation.cpp:242
#12 0x00007fc6cee02f48 in QVariantAnimationPrivate::setCurrentValueForProgress
(this=this at entry=0x23293a0, progress=progress at entry=0.96444444444444444) at
animation/qvariantanimation.cpp:290
#13 0x00007fc6cee03d1b in recalculateCurrentInterval (force=false,
this=0x23293a0) at animation/qvariantanimation.cpp:275
#14 QVariantAnimation::updateCurrentTime (this=<optimized out>) at
animation/qvariantanimation.cpp:693
#15 0x00007fc6cedffbaf in QAbstractAnimation::setCurrentTime (this=0x231a780,
msecs=130) at animation/qabstractanimation.cpp:1321
#16 0x00007fc6cedffe96 in updateAnimationsTime (delta=20, this=0x2334350) at
animation/qabstractanimation.cpp:606
#17 QUnifiedTimer::updateAnimationTimers (this=0x1d6ebb0) at
animation/qabstractanimation.cpp:323
#18 0x00007fc6cee007dc in QAnimationDriver::advanceAnimation (this=<optimized
out>, timeStep=-1) at animation/qabstractanimation.cpp:820
#19 0x00007fc6cdcf81ee in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007fc6cdd1668a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007fc6cdd18a8b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007fc6cdd1930a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007fc6cc94c7b5 in QWindow::event (this=0x1e53bc0, ev=<optimized out>)
at kernel/qwindow.cpp:2051
#24 0x00007fc6cdd4add3 in QQuickWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#25 0x00007fc6cf421b2c in QApplicationPrivate::notify_helper (this=0x1c24f00,
receiver=0x1e53bc0, e=0x7ffdf43eae30) at kernel/qapplication.cpp:3720
#26 0x00007fc6cf427000 in QApplication::notify (this=0x7ffdf43eb290,
receiver=0x1e53bc0, e=0x7ffdf43eae30) at kernel/qapplication.cpp:3503
#27 0x00007fc6cf064c2b in QCoreApplication::notifyInternal
(this=0x7ffdf43eb290, receiver=receiver at entry=0x1e53bc0,
event=event at entry=0x7ffdf43eae30) at kernel/qcoreapplication.cpp:935
#28 0x00007fc6cc944e86 in sendSpontaneousEvent (event=0x7ffdf43eae30,
receiver=0x1e53bc0) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#29 QGuiApplicationPrivate::processExposeEvent (e=0x1d63200) at
kernel/qguiapplication.cpp:2613
#30 0x00007fc6cc945bbd in QGuiApplicationPrivate::processWindowSystemEvent
(e=e at entry=0x1d63200) at kernel/qguiapplication.cpp:1638
#31 0x00007fc6cc92a34f in QWindowSystemInterface::sendWindowSystemEvents
(flags=...) at kernel/qwindowsysteminterface.cpp:572
#32 0x00007fc6bd5c2590 in userEventSourceDispatch (source=<optimized out>) at
eventdispatchers/qeventdispatcher_glib.cpp:70
#33 0x00007fc6c8d6bc3d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fc6c8d6bf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fc6c8d6bfcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fc6cf0bdc57 in QEventDispatcherGlib::processEvents (this=0x1c7ffb0,
flags=...) at kernel/qeventdispatcher_glib.cpp:418
#37 0x00007fc6cf0623e2 in QEventLoop::exec (this=this at entry=0x7ffdf43eb120,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#38 0x00007fc6cf6234b5 in QDialog::exec (this=0x1d2b220) at
dialogs/qdialog.cpp:541
#39 0x00007fc6d107a9cb in kdemain (_argc=<optimized out>, _argv=<optimized
out>) at ../../kcmshell/main.cpp:307
#40 0x00007fc6d0cc8a40 in __libc_start_main (main=0x400730 <main(int, char**)>,
argc=2, argv=0x7ffdf43eb3d8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffdf43eb3c8) at libc-start.c:289
#41 0x0000000000400769 in _start ()

Reported using DrKonqi

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