https://bugs.kde.org/show_bug.cgi?id=357735
Bug ID: 357735
Summary: KDE system control crashed , not everytime, somitimes.
after setting changed.
Product: systemsettings
Version: 5.4.3
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: plasma-b...@kde.org
Reporter: gennma...@gmail.com
Application: systemsettings5 (5.4.3)
Qt Version: 5.4.2
Operating System: Linux 4.2.6-localo x86_64
Distribution: Ubuntu 15.10
-- Information about the crash:
- What I was doing when the application crashed:
using KDE system control .
after some settings done(random settings in KDE system control and randomly
crashes occured), crashed.
The crash can be reproduced sometimes.
-- Backtrace:
Application: KDE システム設定 (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f25e4d02800 (LWP 20639))]
Thread 4 (Thread 0x7f25d3799700 (LWP 20640)):
#0 0x00007f25e14b18dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1 0x00007f25df1c1bd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f25df1c374f in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f25d5ce7a39 in QXcbEventReader::run (this=0x191dea0) at
qxcbconnection.cpp:1105
#4 0x00007f25e1ba42be in QThreadPrivate::start (arg=0x191dea0) at
thread/qthread_unix.cpp:337
#5 0x00007f25de94c6aa in start_thread (arg=0x7f25d3799700) at
pthread_create.c:333
#6 0x00007f25e14bceed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7f25c6fe3700 (LWP 20641)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f25c7162114 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2 0x00007f25c7162159 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3 0x00007f25de94c6aa in start_thread (arg=0x7f25c6fe3700) at
pthread_create.c:333
#4 0x00007f25e14bceed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7f2542844700 (LWP 20642)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f2545c6bfca in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2 0x00007f2545c6b707 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3 0x00007f25de94c6aa in start_thread (arg=0x7f2542844700) at
pthread_create.c:333
#4 0x00007f25e14bceed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f25e4d02800 (LWP 20639)):
[KCrash Handler]
#6 0x00007f25e0453637 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007f25e03ff383 in QV4::ExecutionEngine::~ExecutionEngine() () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8 0x00007f25e052c1b1 in QV8Engine::~QV8Engine() () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9 0x00007f25e052c3c9 in QV8Engine::~QV8Engine() () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007f25e0393e61 in QJSEngine::~QJSEngine() () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f25e0493365 in QQmlEngine::~QQmlEngine() () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f25e0493429 in QQmlEngine::~QQmlEngine() () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f25370a8152 in QScopedPointerDeleter<QQmlEngine>::cleanup
(pointer=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:54
#14 QScopedPointer<QQmlEngine, QScopedPointerDeleter<QQmlEngine> >::reset
(other=0x0, this=0x7f2537332728 <Aurorae::Helper::instance()::s_helper+8>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:149
#15 Aurorae::Helper::unref (this=0x7f2537332720
<Aurorae::Helper::instance()::s_helper>) at
../../../../clients/aurorae/src/aurorae.cpp:112
#16 0x00007f25370ac0b8 in Aurorae::Helper::unref (this=<optimized out>) at
../../../../clients/aurorae/src/aurorae.cpp:274
#17 Aurorae::Decoration::~Decoration (this=0x5773300, __in_chrg=<optimized
out>) at ../../../../clients/aurorae/src/aurorae.cpp:269
#18 0x00007f25370ac0d9 in Aurorae::Decoration::~Decoration (this=0x5773300,
__in_chrg=<optimized out>) at ../../../../clients/aurorae/src/aurorae.cpp:280
#19 0x00007f25e1db5670 in QObject::event (this=0x5773300, e=<optimized out>) at
kernel/qobject.cpp:1236
#20 0x00007f25e3207b8c in QApplicationPrivate::notify_helper
(this=this@entry=0x18fd800, receiver=receiver@entry=0x5773300,
e=e@entry=0x4fe9dd0) at kernel/qapplication.cpp:3720
#21 0x00007f25e320d230 in QApplication::notify (this=0x7ffc9c001080,
receiver=0x5773300, e=0x4fe9dd0) at kernel/qapplication.cpp:3503
#22 0x00007f25e1d83f1b in QCoreApplication::notifyInternal
(this=0x7ffc9c001080, receiver=0x5773300, event=event@entry=0x4fe9dd0) at
kernel/qcoreapplication.cpp:935
#23 0x00007f25e1d86057 in QCoreApplication::sendEvent (event=0x4fe9dd0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x18fcf60) at
kernel/qcoreapplication.cpp:1552
#25 0x00007f25e1d86588 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1410
#26 0x00007f25e1ddae73 in postEventSourceDispatch (s=0x194f710) at
kernel/qeventdispatcher_glib.cpp:271
#27 0x00007f25de42cff7 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f25de42d250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f25de42d2fc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f25e1ddb27f in QEventDispatcherGlib::processEvents (this=0x194ecf0,
flags=...) at kernel/qeventdispatcher_glib.cpp:418
#31 0x00007f25e1d8175a in QEventLoop::exec (this=this@entry=0x7ffc9c000f60,
flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#32 0x00007f25e1d892cc in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1188
#33 0x00007f25e2c5400c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1510
#34 0x00007f25e3204025 in QApplication::exec () at kernel/qapplication.cpp:2956
#35 0x000000000040f04b in main (argc=1, argv=<optimized out>) at
../../app/main.cpp:55
Possible duplicates by query: bug 355753, bug 354952, bug 351841, bug 351465,
bug 351170.
Reported using DrKonqi
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