[kde] [Bug 348813] New: Plasma Desktop crashed

Nik Spleen nixbugz at outlook.com
Sun Jun 7 07:33:46 BST 2015 

https://bugs.kde.org/show_bug.cgi?id=348813

            Bug ID: 348813
           Summary: Plasma Desktop crashed
           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: nixbugz at outlook.com

Application: plasma-desktop (4.11.17)
KDE Platform Version: 4.14.6
Qt Version: 4.8.6
Operating System: Linux 3.16.7-21-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
Just moving windows around or sending them to other Activities.  There are
about 7 Activities with 2 users logged in.
- Unusual behavior I noticed:

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd2fb797780 (LWP 25759))]

Thread 3 (Thread 0x7fd2d10f8700 (LWP 25765)):
#0  0x00007fd2fa04e05f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fd2ec8db8cb in QTWTF::TCMalloc_PageHeap::scavengerThread
(this=0x7fd2ecbd9f00 <QTWTF::pageheap_memory>) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fd2ec8db909 in QTWTF::TCMalloc_PageHeap::runScavengerThread
(context=<optimized out>) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fd2fa04a0a4 in start_thread () from /lib64/libpthread.so.0
#4  0x00007fd2f8db706d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fd24ad44700 (LWP 25766)):
#0  0x00007fd2f8daec3d in poll () from /lib64/libc.so.6
#1  0x00007fd2f5ec1be4 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fd2f5ec1cec in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#3  0x00007fd2fa40f0de in QEventDispatcherGlib::processEvents
(this=0x7fd2440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#4  0x00007fd2fa3e0e6f in QEventLoop::processEvents
(this=this at entry=0x7fd24ad43e20, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fd2fa3e1165 in QEventLoop::exec (this=this at entry=0x7fd24ad43e20,
flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fd2fa2de0bf in QThread::exec (this=this at entry=0x26cf8c0) at
thread/qthread.cpp:538
#7  0x00007fd2fa3c2783 in QInotifyFileSystemWatcherEngine::run (this=0x26cf8c0)
at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007fd2fa2e079f in QThreadPrivate::start (arg=0x26cf8c0) at
thread/qthread_unix.cpp:349
#9  0x00007fd2fa04a0a4 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fd2f8db706d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fd2fb797780 (LWP 25759)):
[KCrash Handler]
#5  QDeclarativeExpression::hasError (this=0x3400000001) at
qml/qdeclarativeexpression.cpp:769
#6  0x00007fd2ec15d95b in QDeclarativeBoundSignal::qt_metacall (this=0x43773d0,
c=<optimized out>, id=<optimized out>, a=0x7ffc587dfda0) at
qml/qdeclarativeboundsignal.cpp:200
#7  0x00007fd2fa3f63f8 in QMetaObject::activate (sender=sender at entry=0x4b80f10,
m=m at entry=0x7fd24f87eb20 <MouseEventListener::staticMetaObject>,
local_signal_index=local_signal_index at entry=1, argv=argv at entry=0x7ffc587dfda0)
at kernel/qobject.cpp:3606
#8  0x00007fd24f675cb7 in positionChanged (_t1=0x7ffc587dfdb0, this=0x4b80f10)
at
/usr/src/debug/kde-runtime-14.12.3/build/plasma/declarativeimports/qtextracomponents/mouseeventlistener.moc:374
#9  MouseEventListener::mouseMoveEvent (this=0x4b80f10, me=<optimized out>) at
/usr/src/debug/kde-runtime-14.12.3/plasma/declarativeimports/qtextracomponents/mouseeventlistener.cpp:121
#10 0x00007fd2f9b02d96 in QGraphicsItem::sceneEvent (this=this at entry=0x4b80f20,
event=event at entry=0x7ffc587e0250) at graphicsview/qgraphicsitem.cpp:6749
#11 0x00007fd2ec0bb364 in QDeclarativeItem::sceneEvent (this=0x4b80f10,
event=0x7ffc587e0250) at graphicsitems/qdeclarativeitem.cpp:3047
#12 0x00007fd2f9b29b9f in QGraphicsScenePrivate::sendMouseEvent
(this=0x1e1f480, mouseEvent=0x7ffc587e0250) at
graphicsview/qgraphicsscene.cpp:1295
#13 0x00007fd2f9b32ea6 in QGraphicsScene::mouseMoveEvent (this=<optimized out>,
mouseEvent=0x7ffc587e0250) at graphicsview/qgraphicsscene.cpp:4102
#14 0x00007fd2f9b3ecec in QGraphicsScene::event (this=0x1deeef0,
event=0x7ffc587e0250) at graphicsview/qgraphicsscene.cpp:3451
#15 0x00007fd2f955e76c in QApplicationPrivate::notify_helper
(this=this at entry=0x1c7f520, receiver=receiver at entry=0x1deeef0,
e=e at entry=0x7ffc587e0250) at kernel/qapplication.cpp:4565
#16 0x00007fd2f9564cad in QApplication::notify (this=0x1c5bcf0,
receiver=0x1deeef0, e=0x7ffc587e0250) at kernel/qapplication.cpp:4351
#17 0x00007fd2fb185cea in KApplication::notify(QObject*, QEvent*) () from
/usr/lib64/libkdeui.so.5
#18 0x00007fd2fa3e22ad in QCoreApplication::notifyInternal (this=0x1c5bcf0,
receiver=0x1deeef0, event=event at entry=0x7ffc587e0250) at
kernel/qcoreapplication.cpp:953
#19 0x00007fd2f955d116 in sendSpontaneousEvent
(event=event at entry=0x7ffc587e0250, receiver=<optimized out>) at
../../src/corelib/kernel/qcoreapplication.h:234
#20 qt_sendSpontaneousEvent (receiver=<optimized out>,
event=event at entry=0x7ffc587e0250) at kernel/qapplication.cpp:5563
#21 0x00007fd2f9b53ecc in QGraphicsViewPrivate::mouseMoveEventHandler
(this=this at entry=0x2214310, event=event at entry=0x7ffc587e08d0) at
graphicsview/qgraphicsview.cpp:646
#22 0x00007fd2f9b54dda in QGraphicsView::mouseMoveEvent (this=0x223d0f0,
event=0x7ffc587e08d0) at graphicsview/qgraphicsview.cpp:3276
#23 0x00007fd2f95add35 in QWidget::event (this=this at entry=0x223d0f0,
event=event at entry=0x7ffc587e08d0) at kernel/qwidget.cpp:8374
#24 0x00007fd2f994a5ee in QFrame::event (this=0x223d0f0, e=0x7ffc587e08d0) at
widgets/qframe.cpp:557
#25 0x00007fd2f9b56429 in QGraphicsView::viewportEvent (this=0x223d0f0,
event=0x7ffc587e08d0) at graphicsview/qgraphicsview.cpp:2866
#26 0x00007fd2fa3e2416 in
QCoreApplicationPrivate::sendThroughObjectEventFilters
(this=this at entry=0x1c7f520, receiver=receiver at entry=0x2229cf0,
event=event at entry=0x7ffc587e08d0) at kernel/qcoreapplication.cpp:1063
#27 0x00007fd2f955e74c in QApplicationPrivate::notify_helper
(this=this at entry=0x1c7f520, receiver=receiver at entry=0x2229cf0,
e=e at entry=0x7ffc587e08d0) at kernel/qapplication.cpp:4561
#28 0x00007fd2f9564dea in QApplication::notify (this=<optimized out>,
receiver=0x2229cf0, e=0x7ffc587e08d0) at kernel/qapplication.cpp:4108
#29 0x00007fd2fb185cea in KApplication::notify(QObject*, QEvent*) () from
/usr/lib64/libkdeui.so.5
#30 0x00007fd2fa3e22ad in QCoreApplication::notifyInternal (this=0x1c5bcf0,
receiver=receiver at entry=0x2229cf0, event=event at entry=0x7ffc587e08d0) at
kernel/qcoreapplication.cpp:953
#31 0x00007fd2f95645e3 in sendEvent (event=<optimized out>, receiver=<optimized
out>) at ../../src/corelib/kernel/qcoreapplication.h:231
#32 QApplicationPrivate::sendMouseEvent (receiver=receiver at entry=0x2229cf0,
event=event at entry=0x7ffc587e08d0, alienWidget=alienWidget at entry=0x2229cf0,
nativeWidget=nativeWidget at entry=0x22b3260,
buttonDown=buttonDown at entry=0x7fd2fa03e278 <qt_button_down>,
lastMouseReceiver=..., spontaneous=spontaneous at entry=true) at
kernel/qapplication.cpp:3173
#33 0x00007fd2f95d5fcc in QETWidget::translateMouseEvent
(this=this at entry=0x22b3260, event=event at entry=0x7ffc587e0c10) at
kernel/qapplication_x11.cpp:4464
#34 0x00007fd2f95d470c in QApplication::x11ProcessEvent (this=0x1c5bcf0,
event=event at entry=0x7ffc587e0c10) at kernel/qapplication_x11.cpp:3653
#35 0x00007fd2f95fb5c2 in x11EventSourceDispatch (s=0x1c80e70, callback=0x0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#36 0x00007fd2f5ec1a04 in g_main_context_dispatch () from
/usr/lib64/libglib-2.0.so.0
#37 0x00007fd2f5ec1c48 in ?? () from /usr/lib64/libglib-2.0.so.0
#38 0x00007fd2f5ec1cec in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#39 0x00007fd2fa40f0be in QEventDispatcherGlib::processEvents (this=0x1c76000,
flags=...) at kernel/qeventdispatcher_glib.cpp:450
#40 0x00007fd2f95fb676 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#41 0x00007fd2fa3e0e6f in QEventLoop::processEvents
(this=this at entry=0x7ffc587e0fe0, flags=...) at kernel/qeventloop.cpp:149
#42 0x00007fd2fa3e1165 in QEventLoop::exec (this=this at entry=0x7ffc587e0fe0,
flags=...) at kernel/qeventloop.cpp:204
#43 0x00007fd2fa3e65b9 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1225
#44 0x00007fd2e4d9fb94 in kdemain () from
/usr/lib64/libkdeinit4_plasma-desktop.so
#45 0x0000000000408815 in _start ()

Reported using DrKonqi

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