[kde] [Bug 346816] New: Application Style -> Window Decorations crash

moorejk at hotmail.com moorejk at hotmail.com
Mon Apr 27 23:32:31 BST 2015 

https://bugs.kde.org/show_bug.cgi?id=346816

            Bug ID: 346816
           Summary: Application Style -> Window Decorations crash
           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: moorejk at hotmail.com

Application: systemsettings5 (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-15-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
Opening the Application Style and clicking Window Decorations causes System
Settings to crash.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f37c7504780 (LWP 7845))]

Thread 5 (Thread 0x7f37b4d2f700 (LWP 7846)):
#0  0x00007f37c3c678dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f37c1f81b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f37c1f8364f in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f37b7ac2099 in QXcbEventReader::run (this=0x24c29b0) at
qxcbconnection.cpp:1105
#4  0x00007f37c42e8b0e in QThreadPrivate::start (arg=0x24c29b0) at
thread/qthread_unix.cpp:337
#5  0x00007f37c0e9b6aa in start_thread (arg=0x7f37b4d2f700) at
pthread_create.c:333
#6  0x00007f37c3c72eed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f37a5675700 (LWP 7847)):
#0  0x00007f37c3c678dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f37c097cebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f37c097cfcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f37c457fc6c in QEventDispatcherGlib::processEvents
(this=0x7f37a00008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f37c45243e2 in QEventLoop::exec (this=this at entry=0x7f37a5674e20,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f37c42e3b44 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#6  0x00007f37c32aef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f37c42e8b0e in QThreadPrivate::start (arg=0x2b730b0) at
thread/qthread_unix.cpp:337
#8  0x00007f37c0e9b6aa in start_thread (arg=0x7f37a5675700) at
pthread_create.c:333
#9  0x00007f37c3c72eed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f379dba1700 (LWP 7848)):
#0  0x00007f37c3c678dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f37c097cebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f37c097cfcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f37c457fc6c in QEventDispatcherGlib::processEvents
(this=0x7f37980008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007f37c45243e2 in QEventLoop::exec (this=this at entry=0x7f379dba0e20,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#5  0x00007f37c42e3b44 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#6  0x00007f37c32aef65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f37c42e8b0e in QThreadPrivate::start (arg=0x2e0f9e0) at
thread/qthread_unix.cpp:337
#8  0x00007f37c0e9b6aa in start_thread (arg=0x7f379dba1700) at
pthread_create.c:333
#9  0x00007f37c3c72eed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f3796fe6700 (LWP 7849)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f37c42e9c6b in wait (time=18446744073709551615, this=0x2d8a030) at
thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2d8e8f0,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007f37c2d5afab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f37c2d5b3a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007f37c42e8b0e in QThreadPrivate::start (arg=0x2d8e870) at
thread/qthread_unix.cpp:337
#6  0x00007f37c0e9b6aa in start_thread (arg=0x7f3796fe6700) at
pthread_create.c:333
#7  0x00007f37c3c72eed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f37c7504780 (LWP 7845)):
[KCrash Handler]
#6  0x00007f37c3f30d18 in main_arena () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007f37a5f586e1 in KDecoration2::Decoration::update(QRect const&) ()
from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#8  0x00007f37a5f5875b in KDecoration2::Decoration::update() () from
/usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#9  0x00007f379de5e370 in Breeze::Decoration::setOpacity
(this=this at entry=0x2da1010, value=<optimized out>) at
../../kdecoration/breezedecoration.cpp:92
#10 0x00007f379de7e7a8 in Breeze::Decoration::qt_metacall (this=0x2da1010,
_c=QMetaObject::WriteProperty, _id=0, _a=0x7ffd991d0600) at
moc_breezedecoration.cpp:146
#11 0x00007f37c42c95ca in updateProperty (newValue=..., this=0x2dbdf90) at
animation/qpropertyanimation.cpp:135
#12 QPropertyAnimation::updateCurrentValue (this=<optimized out>, value=...) at
animation/qpropertyanimation.cpp:242
#13 0x00007f37c42c4f48 in QVariantAnimationPrivate::setCurrentValueForProgress
(this=this at entry=0x2dbdf90, progress=progress at entry=0.96444444444444444) at
animation/qvariantanimation.cpp:290
#14 0x00007f37c42c5d1b in recalculateCurrentInterval (force=false,
this=0x2dbdf90) at animation/qvariantanimation.cpp:275
#15 QVariantAnimation::updateCurrentTime (this=<optimized out>) at
animation/qvariantanimation.cpp:693
#16 0x00007f37c42c1baf in QAbstractAnimation::setCurrentTime (this=0x2dbcda0,
msecs=130) at animation/qabstractanimation.cpp:1321
#17 0x00007f37c42c1e96 in updateAnimationsTime (delta=20, this=0x264d740) at
animation/qabstractanimation.cpp:606
#18 QUnifiedTimer::updateAnimationTimers (this=0x273aec0) at
animation/qabstractanimation.cpp:323
#19 0x00007f37c42c27dc in QAnimationDriver::advanceAnimation (this=<optimized
out>, timeStep=-1) at animation/qabstractanimation.cpp:820
#20 0x00007f37c2d3f1ee in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007f37c2d5d68a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007f37c2d5fa8b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007f37c2d6030a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#24 0x00007f37c4d5e7b5 in QWindow::event (this=0x28d2370, ev=<optimized out>)
at kernel/qwindow.cpp:2051
#25 0x00007f37c2d91dd3 in QQuickWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#26 0x00007f37c5312b2c in QApplicationPrivate::notify_helper (this=0x2494550,
receiver=0x28d2370, e=0x7ffd991d0d60) at kernel/qapplication.cpp:3720
#27 0x00007f37c5318000 in QApplication::notify (this=0x7ffd991d1160,
receiver=0x28d2370, e=0x7ffd991d0d60) at kernel/qapplication.cpp:3503
#28 0x00007f37c4526c2b in QCoreApplication::notifyInternal
(this=0x7ffd991d1160, receiver=receiver at entry=0x28d2370,
event=event at entry=0x7ffd991d0d60) at kernel/qcoreapplication.cpp:935
#29 0x00007f37c4d56e86 in sendSpontaneousEvent (event=0x7ffd991d0d60,
receiver=0x28d2370) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#30 QGuiApplicationPrivate::processExposeEvent (e=0x28ce210) at
kernel/qguiapplication.cpp:2613
#31 0x00007f37c4d57bbd in QGuiApplicationPrivate::processWindowSystemEvent
(e=e at entry=0x28ce210) at kernel/qguiapplication.cpp:1638
#32 0x00007f37c4d3c34f in QWindowSystemInterface::sendWindowSystemEvents
(flags=...) at kernel/qwindowsysteminterface.cpp:572
#33 0x00007f37b7aec590 in userEventSourceDispatch (source=<optimized out>) at
eventdispatchers/qeventdispatcher_glib.cpp:70
#34 0x00007f37c097cc3d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f37c097cf20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f37c097cfcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f37c457fc57 in QEventDispatcherGlib::processEvents (this=0x250c340,
flags=...) at kernel/qeventdispatcher_glib.cpp:418
#38 0x00007f37c45243e2 in QEventLoop::exec (this=this at entry=0x7ffd991d1040,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#39 0x00007f37c452c02c in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1188
#40 0x00007f37c4d4d31c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1510
#41 0x00007f37c530e7a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#42 0x000000000040eebc in main (argc=1, argv=<optimized out>) at
../../app/main.cpp:54

Reported using DrKonqi

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