[kde] [Bug 351389] New: System preferences freeze

frikiman34 frikiman34 at gmail.com
Mon Aug 17 09:45:27 BST 2015 

https://bugs.kde.org/show_bug.cgi?id=351389

            Bug ID: 351389
           Summary: System preferences freeze
           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: frikiman34 at gmail.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:
- What I was doing when the application crashed: When I try to change the
window decoration theme, system preferences closed instantly

The crash can be reproduced every time.

-- Backtrace:
Application: Preferencias del sistema (systemsettings5), signal: Segmentation
fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc3f6cc5780 (LWP 1967))]

Thread 5 (Thread 0x7fc3e4278700 (LWP 1968)):
#0  0x00007fc3f34258dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fc3f173fb72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fc3f174164f in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fc3e700b099 in QXcbEventReader::run (this=0xbe13a0) at
qxcbconnection.cpp:1105
#4  0x00007fc3f3aa6b0e in QThreadPrivate::start (arg=0xbe13a0) at
thread/qthread_unix.cpp:337
#5  0x00007fc3f06596aa in start_thread (arg=0x7fc3e4278700) at
pthread_create.c:333
#6  0x00007fc3f3430eed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fc3d4d90700 (LWP 1969)):
#0  0x00007fc3f017f7a4 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc3f0139e5e in g_main_context_acquire () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc3f013ad75 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc3f013afcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc3f3d3dc6c in QEventDispatcherGlib::processEvents
(this=0x7fc3d00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fc3f3ce23e2 in QEventLoop::exec (this=this at entry=0x7fc3d4d8fe20,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fc3f3aa1b44 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7  0x00007fc3f2a6cf65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fc3f3aa6b0e in QThreadPrivate::start (arg=0x100a2f0) at
thread/qthread_unix.cpp:337
#9  0x00007fc3f06596aa in start_thread (arg=0x7fc3d4d90700) at
pthread_create.c:333
#10 0x00007fc3f3430eed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fc3cd3a1700 (LWP 1970)):
#0  socketNotifierSourcePrepare (timeout=0x7fc3cd3a0c54) at
kernel/qeventdispatcher_glib.cpp:67
#1  0x00007fc3f013a3fd in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc3f013ade8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc3f013afcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc3f3d3dc6c in QEventDispatcherGlib::processEvents
(this=0x7fc3c80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#5  0x00007fc3f3ce23e2 in QEventLoop::exec (this=this at entry=0x7fc3cd3a0e20,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#6  0x00007fc3f3aa1b44 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#7  0x00007fc3f2a6cf65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007fc3f3aa6b0e in QThreadPrivate::start (arg=0x14dbd50) at
thread/qthread_unix.cpp:337
#9  0x00007fc3f06596aa in start_thread (arg=0x7fc3cd3a1700) at
pthread_create.c:333
#10 0x00007fc3f3430eed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fc3c6d5e700 (LWP 1971)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc3f3aa7c6b in wait (time=18446744073709551615, this=0x1aefbc0) at
thread/qwaitcondition_unix.cpp:128
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x16ce830,
time=18446744073709551615) at thread/qwaitcondition_unix.cpp:200
#3  0x00007fc3f2518fab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007fc3f25193a0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5  0x00007fc3f3aa6b0e in QThreadPrivate::start (arg=0x16ce7b0) at
thread/qthread_unix.cpp:337
#6  0x00007fc3f06596aa in start_thread (arg=0x7fc3c6d5e700) at
pthread_create.c:333
#7  0x00007fc3f3430eed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fc3f6cc5780 (LWP 1967)):
[KCrash Handler]
#6  0x00007fc3d56c16b7 in KDecoration2::Decoration::update(QRect const&) ()
from /usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#7  0x00007fc3d56c175b in KDecoration2::Decoration::update() () from
/usr/lib/x86_64-linux-gnu/libkdecorations2.so.5
#8  0x00007fc3cd65e370 in Breeze::Decoration::setOpacity
(this=this at entry=0x1477490, value=<optimized out>) at
../../kdecoration/breezedecoration.cpp:92
#9  0x00007fc3cd67e7a8 in Breeze::Decoration::qt_metacall (this=0x1477490,
_c=QMetaObject::WriteProperty, _id=0, _a=0x7ffe75499120) at
moc_breezedecoration.cpp:146
#10 0x00007fc3f3a875ca in updateProperty (newValue=..., this=0x1497a80) at
animation/qpropertyanimation.cpp:135
#11 QPropertyAnimation::updateCurrentValue (this=<optimized out>, value=...) at
animation/qpropertyanimation.cpp:242
#12 0x00007fc3f3a82f48 in QVariantAnimationPrivate::setCurrentValueForProgress
(this=this at entry=0x1497a80, progress=progress at entry=0.96444444444444444) at
animation/qvariantanimation.cpp:290
#13 0x00007fc3f3a83d1b in recalculateCurrentInterval (force=false,
this=0x1497a80) at animation/qvariantanimation.cpp:275
#14 QVariantAnimation::updateCurrentTime (this=<optimized out>) at
animation/qvariantanimation.cpp:693
#15 0x00007fc3f3a7fbaf in QAbstractAnimation::setCurrentTime (this=0x1488720,
msecs=130) at animation/qabstractanimation.cpp:1321
#16 0x00007fc3f3a7fe96 in updateAnimationsTime (delta=20, this=0xd26520) at
animation/qabstractanimation.cpp:606
#17 QUnifiedTimer::updateAnimationTimers (this=0xdf0ee0) at
animation/qabstractanimation.cpp:323
#18 0x00007fc3f3a807dc in QAnimationDriver::advanceAnimation (this=<optimized
out>, timeStep=-1) at animation/qabstractanimation.cpp:820
#19 0x00007fc3f24fd1ee in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007fc3f251b68a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007fc3f251da8b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007fc3f251e30a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007fc3f451c7b5 in QWindow::event (this=0xf8de60, ev=<optimized out>) at
kernel/qwindow.cpp:2051
#24 0x00007fc3f254fdd3 in QQuickWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#25 0x00007fc3f4ad0b2c in QApplicationPrivate::notify_helper (this=0xbc6f00,
receiver=0xf8de60, e=0x7ffe75499880) at kernel/qapplication.cpp:3720
#26 0x00007fc3f4ad6000 in QApplication::notify (this=0x7ffe75499c80,
receiver=0xf8de60, e=0x7ffe75499880) at kernel/qapplication.cpp:3503
#27 0x00007fc3f3ce4c2b in QCoreApplication::notifyInternal
(this=0x7ffe75499c80, receiver=receiver at entry=0xf8de60,
event=event at entry=0x7ffe75499880) at kernel/qcoreapplication.cpp:935
#28 0x00007fc3f4514e86 in sendSpontaneousEvent (event=0x7ffe75499880,
receiver=0xf8de60) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#29 QGuiApplicationPrivate::processExposeEvent (e=0x14ba7f0) at
kernel/qguiapplication.cpp:2613
#30 0x00007fc3f4515bbd in QGuiApplicationPrivate::processWindowSystemEvent
(e=e at entry=0x14ba7f0) at kernel/qguiapplication.cpp:1638
#31 0x00007fc3f44fa34f in QWindowSystemInterface::sendWindowSystemEvents
(flags=...) at kernel/qwindowsysteminterface.cpp:572
#32 0x00007fc3e7035590 in userEventSourceDispatch (source=<optimized out>) at
eventdispatchers/qeventdispatcher_glib.cpp:70
#33 0x00007fc3f013ac3d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fc3f013af20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fc3f013afcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fc3f3d3dc57 in QEventDispatcherGlib::processEvents (this=0xc12910,
flags=...) at kernel/qeventdispatcher_glib.cpp:418
#37 0x00007fc3f3ce23e2 in QEventLoop::exec (this=this at entry=0x7ffe75499b60,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:204
#38 0x00007fc3f3cea02c in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1188
#39 0x00007fc3f450b31c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1510
#40 0x00007fc3f4acc7a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#41 0x000000000040eebc in main (argc=1, argv=<optimized out>) at
../../app/main.cpp:54

Reported using DrKonqi

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