354952 2015-11-06 14:31:55 +0000 All windows becomes semi transparent for no reason. 2015-11-16 01:28:03 +0000 1 1 2 Applications systemsettings general 5.4.1 Ubuntu Linux RESOLVED DUPLICATE 344942 drkonqi NOR crash --- 0 jason_h plasma-bugs-null andysem 0 oldest_to_newest 1555262 0 jason_h 2015-11-06 14:31:55 +0000 Application: systemsettings5 (5.4.1) Qt Version: 5.4.2 Operating System: Linux 4.2.0-17-generic x86_64 Distribution: Ubuntu 15.10 -- Information about the crash: - Unusual behavior I noticed: All windows becomes semi transparent for no reason it happen's repetitively , have to log out and login again... 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 0x7f1c786b6800 (LWP 2439))] Thread 2 (Thread 0x7f1c670f8700 (LWP 2440)): #0 0x00007f1c74e528dd in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f1c72b62bd2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f1c72b6474f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f1c69646a39 in QXcbEventReader::run (this=0x1657fa0) at qxcbconnection.cpp:1105 #4 0x00007f1c755452be in QThreadPrivate::start (arg=0x1657fa0) at thread/qthread_unix.cpp:337 #5 0x00007f1c722ed6aa in start_thread (arg=0x7f1c670f8700) at pthread_create.c:333 #6 0x00007f1c74e5deed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f1c786b6800 (LWP 2439)): [KCrash Handler] #6 0x00007f1c73df4637 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #7 0x00007f1c73da0383 in QV4::ExecutionEngine::~ExecutionEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f1c73ecd1b1 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007f1c73ecd3c9 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #10 0x00007f1c73d34e61 in QJSEngine::~QJSEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #11 0x00007f1c73e34365 in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #12 0x00007f1c73e34429 in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #13 0x00007f1c4e143152 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=0x7f1c4e3cd728 <Aurorae::Helper::instance()::s_helper+8>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:149 #15 Aurorae::Helper::unref (this=0x7f1c4e3cd720 <Aurorae::Helper::instance()::s_helper>) at ../../../../clients/aurorae/src/aurorae.cpp:112 #16 0x00007f1c4e1470b8 in Aurorae::Helper::unref (this=<optimized out>) at ../../../../clients/aurorae/src/aurorae.cpp:274 #17 Aurorae::Decoration::~Decoration (this=0x4f4a300, __in_chrg=<optimized out>) at ../../../../clients/aurorae/src/aurorae.cpp:269 #18 0x00007f1c4e1470d9 in Aurorae::Decoration::~Decoration (this=0x4f4a300, __in_chrg=<optimized out>) at ../../../../clients/aurorae/src/aurorae.cpp:280 #19 0x00007f1c75756670 in QObject::event (this=0x4f4a300, e=<optimized out>) at kernel/qobject.cpp:1236 #20 0x00007f1c76ba8b8c in QApplicationPrivate::notify_helper (this=this@entry=0x163f800, receiver=receiver@entry=0x4f4a300, e=e@entry=0x37a5ca0) at kernel/qapplication.cpp:3720 #21 0x00007f1c76bae230 in QApplication::notify (this=0x7ffd1de325f0, receiver=0x4f4a300, e=0x37a5ca0) at kernel/qapplication.cpp:3503 #22 0x00007f1c75724f1b in QCoreApplication::notifyInternal (this=0x7ffd1de325f0, receiver=0x4f4a300, event=event@entry=0x37a5ca0) at kernel/qcoreapplication.cpp:935 #23 0x00007f1c75727057 in QCoreApplication::sendEvent (event=0x37a5ca0, 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=0x163ef60) at kernel/qcoreapplication.cpp:1552 #25 0x00007f1c75727588 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1410 #26 0x00007f1c7577be73 in postEventSourceDispatch (s=0x167cde0) at kernel/qeventdispatcher_glib.cpp:271 #27 0x00007f1c71dcdff7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #28 0x00007f1c71dce250 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #29 0x00007f1c71dce2fc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #30 0x00007f1c7577c27f in QEventDispatcherGlib::processEvents (this=0x1685bf0, flags=...) at kernel/qeventdispatcher_glib.cpp:418 #31 0x00007f1c7572275a in QEventLoop::exec (this=this@entry=0x7ffd1de324d0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #32 0x00007f1c7572a2cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188 #33 0x00007f1c765f500c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510 #34 0x00007f1c76ba5025 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 351841, bug 351465, bug 351170, bug 351042, bug 350644. Reported using DrKonqi 1555367 1 95368 andysem 2015-11-07 10:50:55 +0000 Created attachment 95368 New crash information added by DrKonqi systemsettings5 (5.4.1) using Qt 5.4.2 - What I was doing when the application crashed: System Settings crashed when I closed it. I already have "QSG_RENDER_LOOP=basic" in /etc/environment. -- Backtrace (Reduced): #7 0x00007f6a5de8a383 in QV4::ExecutionEngine::~ExecutionEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #8 0x00007f6a5dfb71b1 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #9 0x00007f6a5dfb73c9 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #10 0x00007f6a5de1ee61 in QJSEngine::~QJSEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #11 0x00007f6a5df1e365 in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 1557387 2 cfeck 2015-11-16 01:28:03 +0000 *** This bug has been marked as a duplicate of bug 344942 *** 95368 2015-11-07 10:50:55 +0000 2015-11-07 10:50:55 +0000 New crash information added by DrKonqi systemsettings5-20151107-134728.kcrash.txt text/plain 5017 andysem QXBwbGljYXRpb246IHN5c3RlbXNldHRpbmdzNSAoNS40LjEpCgpRdCBWZXJzaW9uOiA1LjQuMgpP 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