[Bug 1171238] Re: plasma-desktop randomely crashes - but only on 64 bit.

Søren Holm sgh at sgh.dk
Thu Apr 25 22:10:35 UTC 2013


Another backtrace


Thread 9 (Thread 0x7fd7a1101700 (LWP 21017)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd7b9723e77 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fd7b9723ea9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fd7b3e1ef8e in start_thread (arg=0x7fd7a1101700) at pthread_create.c:311
#4  0x00007fd7c02e0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 8 (Thread 0x7fd79f6ef700 (LWP 21018)):
#0  0x00007fd7c02d9233 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd7bce70132 in QProcessManager::run (this=0x7fd7bd1ef540 <processManager()::processManager>) at io/qprocess_unix.cpp:245
#2  0x00007fd7bcd94bec in QThreadPrivate::start (arg=0x7fd7bd1ef540 <processManager()::processManager>) at thread/qthread_unix.cpp:338
#3  0x00007fd7b3e1ef8e in start_thread (arg=0x7fd79f6ef700) at pthread_create.c:311
#4  0x00007fd7c02e0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 7 (Thread 0x7fd79c89c700 (LWP 21020)):
#0  0x00007fd7c02d43cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd7b371c1dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd7b371c304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd7bcec0036 in QEventDispatcherGlib::processEvents (this=0x7fd7900008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fd7bce9038f in QEventLoop::processEvents (this=this at entry=0x7fd79c89bd90, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fd7bce90618 in QEventLoop::exec (this=this at entry=0x7fd79c89bd90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fd7bcd92410 in QThread::exec (this=this at entry=0x14dd290) at thread/qthread.cpp:542
#7  0x00007fd7bce71edf in QInotifyFileSystemWatcherEngine::run (this=0x14dd290) at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007fd7bcd94bec in QThreadPrivate::start (arg=0x14dd290) at thread/qthread_unix.cpp:338
#9  0x00007fd7b3e1ef8e in start_thread (arg=0x7fd79c89c700) at pthread_create.c:311
#10 0x00007fd7c02e0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7fd789e67700 (LWP 21021)):
#0  0x00007fd7c02d43cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd7b371c1dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd7b371c304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd7bcec0036 in QEventDispatcherGlib::processEvents (this=0x7fd7840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fd7bce9038f in QEventLoop::processEvents (this=this at entry=0x7fd789e66d90, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fd7bce90618 in QEventLoop::exec (this=this at entry=0x7fd789e66d90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fd7bcd92410 in QThread::exec (this=this at entry=0x1758b50) at thread/qthread.cpp:542
#7  0x00007fd7bce71edf in QInotifyFileSystemWatcherEngine::run (this=0x1758b50) at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007fd7bcd94bec in QThreadPrivate::start (arg=0x1758b50) at thread/qthread_unix.cpp:338
#9  0x00007fd7b3e1ef8e in start_thread (arg=0x7fd789e67700) at pthread_create.c:311
#10 0x00007fd7c02e0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7fd789666700 (LWP 21022)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd7bb2bd585 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fd7bb2bd5d9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fd7b3e1ef8e in start_thread (arg=0x7fd789666700) at pthread_create.c:311
#4  0x00007fd7c02e0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7fd788e65700 (LWP 21023)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fd7bb003a09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
---Type <return> to continue, or q <return> to quit---
#2  0x00007fd7bb2ebcee in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fd7b3e1ef8e in start_thread (arg=0x7fd788e65700) at pthread_create.c:311
#4  0x00007fd7c02e0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7fd74263f700 (LWP 21024)):
#0  0x00007fd7c02d43cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd7b371c1dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd7b371c304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd7bcec0036 in QEventDispatcherGlib::processEvents (this=0x7fd7340008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fd7bce9038f in QEventLoop::processEvents (this=this at entry=0x7fd74263edc0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fd7bce90618 in QEventLoop::exec (this=this at entry=0x7fd74263edc0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fd7bcd92410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007fd7bcd94bec in QThreadPrivate::start (arg=0x1b21ac0) at thread/qthread_unix.cpp:338
#8  0x00007fd7b3e1ef8e in start_thread (arg=0x7fd74263f700) at pthread_create.c:311
#9  0x00007fd7c02e0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7fd73a834700 (LWP 21025)):
#0  0x00007fd7c02d43cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fd7b371c1dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd7b371c304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd7bcec0016 in QEventDispatcherGlib::processEvents (this=0x7fd7300008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fd7bce9038f in QEventLoop::processEvents (this=this at entry=0x7fd73a833d80, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fd7bce90618 in QEventLoop::exec (this=this at entry=0x7fd73a833d80, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fd7bcd92410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007fd7408486e5 in KCupsConnection::run() () from /usr/lib/libkcupslib.so
#8  0x00007fd7bcd94bec in QThreadPrivate::start (arg=0x21a5140) at thread/qthread_unix.cpp:338
#9  0x00007fd7b3e1ef8e in start_thread (arg=0x7fd73a834700) at pthread_create.c:311
#10 0x00007fd7c02e0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fd7c09f47c0 (LWP 21014)):
#0  0x00007fd6c0865030 in ?? ()
#1  0x00007fd740031dd5 in ?? ()
#2  0x7fffffff00000001 in ?? ()
#3  0x00007fd7a038fc40 in ?? ()
#4  0x000000000000000a in ?? ()
#5  0x0000000000000001 in ?? ()
#6  0x00007fd794077f78 in ?? ()
#7  0x00007fd740d5f690 in ?? ()
#8  0x00007fd7a0804738 in ?? ()
#9  0x00007fd738bf5320 in ?? ()
#10 0x00007fd72c19a180 in ?? ()
#11 0x00007fd740031cc8 in ?? ()
#12 0x00007fd7a0804750 in ?? ()
#13 0x00007fd7a0401048 in ?? ()
#14 0x00007fd7a080aa88 in ?? ()
#15 0x00007fd7b9a1cd98 in __bss_start () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#16 0x00007fd7a0809800 in ?? ()
#17 0x00007fd7a0401000 in ?? ()
#18 0x00007fd738c2c690 in ?? ()
#19 0x00007fd7b9a1cd98 in __bss_start () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#20 0x000000000103b588 in ?? ()
---Type <return> to continue, or q <return> to quit---
#21 0x00007fd7a0401048 in ?? ()
#22 0x00007fd7a0804738 in ?? ()
#23 0x00007fd7b9631979 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#24 0x00007fd7b96c2587 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#25 0x00007fd7b96963cf in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#26 0x00007fd7b977d40e in QScriptValue::call(QScriptValue const&, QList<QScriptValue> const&) () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#27 0x00007fd7beaf7e95 in QDeclarativeQtScriptExpression::eval (this=this at entry=0x2474ff8, secondaryScope=<optimized out>, isUndefined=0x0)
    at qml/qdeclarativeexpression.cpp:518
#28 0x00007fd7beafa311 in QDeclarativeQtScriptExpression::scriptValue (this=this at entry=0x2474ff8, secondaryScope=secondaryScope at entry=0x0, 
    isUndefined=isUndefined at entry=0x0) at qml/qdeclarativeexpression.cpp:470
#29 0x00007fd7beafa62e in QDeclarativeExpressionPrivate::scriptValue (this=this at entry=0x2474f70, secondaryScope=secondaryScope at entry=0x0, 
    isUndefined=isUndefined at entry=0x0) at qml/qdeclarativeexpression.cpp:653
#30 0x00007fd7beafa7c2 in QDeclarativeExpressionPrivate::value (this=0x2474f70, secondaryScope=0x0, isUndefined=isUndefined at entry=0x0)
    at qml/qdeclarativeexpression.cpp:667
#31 0x00007fd7beb32133 in QDeclarativeBoundSignal::qt_metacall (this=0x382eed0, c=<optimized out>, id=<optimized out>, a=0x7fff7a150230)
    at qml/qdeclarativeboundsignal.cpp:199
#32 0x00007fd7bcea62b3 in QMetaObject::activate (sender=0x2577f90, m=m at entry=0x7fd7bccfac20 <QGraphicsObject::staticMetaObject>, 
    local_signal_index=local_signal_index at entry=5, argv=argv at entry=0x0) at kernel/qobject.cpp:3558
#33 0x00007fd7bc7f3bb3 in QGraphicsObject::yChanged (this=<optimized out>) at .moc/release-shared/moc_qgraphicsitem.cpp:266
#34 0x00007fd7bc7f3c7d in setPosHelper (this=0x1fd64a0, pos=...) at graphicsview/qgraphicsitem.cpp:3693
#35 QGraphicsItemPrivate::setPosHelper (this=this at entry=0x7, pos=...) at graphicsview/qgraphicsitem.cpp:3679
#36 0x00007fd7bea6fa23 in QDeclarativeItemPrivate::setPosHelper (this=0x7, pos=...)
    at ../../include/QtDeclarative/private/../../../src/declarative/graphicsitems/qdeclarativeitem_p.h:313
#37 0x00007fd7bc7fe52e in QGraphicsItem::setPos (this=0x2577fa0, pos=...) at graphicsview/qgraphicsitem.cpp:3730
#38 0x00007fd7bc7fe8c4 in QGraphicsItem::setY (this=this at entry=0x2577fa0, y=<optimized out>) at graphicsview/qgraphicsitem.cpp:3660
#39 0x00007fd7bc8095d6 in QGraphicsObject::qt_metacall (this=this at entry=0x2577f90, _c=_c at entry=QMetaObject::WriteProperty, _id=6, _a=_a at entry=0x7fff7a150910)
    at .moc/release-shared/moc_qgraphicsitem.cpp:202
#40 0x00007fd7bea8ee5d in QDeclarativeItem::qt_metacall (this=this at entry=0x2577f90, _c=_c at entry=QMetaObject::WriteProperty, _id=<optimized out>, 
    _a=_a at entry=0x7fff7a150910) at .moc/release-shared/moc_qdeclarativeitem.cpp:266
#41 0x00007fd7bebebcf5 in QDeclarativeRectangle::qt_metacall (this=0x2577f90, _c=QMetaObject::WriteProperty, _id=<optimized out>, _a=0x7fff7a150910)
    at .moc/release-shared/moc_qdeclarativerectangle_p.cpp:431
#42 0x00007fd7beae4777 in QDeclarativeVMEMetaObject::metaCall (this=0x4070f10, c=QMetaObject::WriteProperty, _id=7, a=0x7fff7a150910)
    at qml/qdeclarativevmemetaobject.cpp:673
#43 0x00007fd7beb018ff in QDeclarativePropertyPrivate::write (object=0x2577f90, property=..., value=..., context=<optimized out>, flags=...)
    at qml/qdeclarativeproperty.cpp:1239
#44 0x00007fd7beb02321 in QDeclarativePropertyPrivate::writeValueProperty (this=0x257b400, value=..., flags=...) at qml/qdeclarativeproperty.cpp:1088
#45 0x00007fd7beb0242a in QDeclarativePropertyPrivate::write (that=..., value=..., flags=...) at qml/qdeclarativeproperty.cpp:1343
#46 0x00007fd7beafbcd8 in QDeclarativeBinding::update (this=0x1fe17a0, flags=...) at qml/qdeclarativebinding.cpp:427
#47 0x00007fd7beafb4cd in QDeclarativeBinding::setEnabled (this=0x1fe17a0, e=<optimized out>, flags=...) at qml/qdeclarativebinding.cpp:479
#48 0x00007fd7beb047c3 in QDeclarativeComponentPrivate::complete (enginePriv=0x103aaa0, state=0xde0878) at qml/qdeclarativecomponent.cpp:948
#49 0x00007fd7beb04eab in completeCreate (this=<optimized out>) at qml/qdeclarativecomponent.cpp:1043
#50 QDeclarativeComponentPrivate::completeCreate (this=<optimized out>) at qml/qdeclarativecomponent.cpp:1039
#51 0x00007fd7beac12d8 in QDeclarativeVisualDataModel::item (this=0x29104b0, index=0, viewId=..., complete=complete at entry=true)
    at graphicsitems/qdeclarativevisualitemmodel.cpp:1069
#52 0x00007fd7beac187b in QDeclarativeVisualDataModel::item (this=<optimized out>, index=0, complete=<optimized out>)
    at graphicsitems/qdeclarativevisualitemmodel.cpp:958
#53 0x00007fd7beaa9774 in QDeclarativeRepeater::itemsInserted (this=0x215ef30, index=<optimized out>, count=<optimized out>)
    at graphicsitems/qdeclarativerepeater.cpp:386
#54 0x00007fd7bcea60ef in QMetaObject::activate (sender=sender at entry=0x29104b0, m=m at entry=0x7fd7beed6080 <QDeclarativeVisualModel::staticMetaObject>, 
    local_signal_index=local_signal_index at entry=1, argv=argv at entry=0x7fff7a151080) at kernel/qobject.cpp:3539
#55 0x00007fd7bebef2ef in QDeclarativeVisualModel::itemsInserted (this=this at entry=0x29104b0, _t1=_t1 at entry=0, _t2=_t2 at entry=1)
---Type <return> to continue, or q <return> to quit---
    at .moc/release-shared/moc_qdeclarativevisualitemmodel_p.cpp:154
#56 0x00007fd7beac071c in QDeclarativeVisualDataModel::_q_itemsInserted (this=0x29104b0, index=0, count=1) at graphicsitems/qdeclarativevisualitemmodel.cpp:1282
#57 0x00007fd7bebef7d5 in QDeclarativeVisualDataModel::qt_static_metacall (_o=0x7fff7a14fb50, _c=17017768, _id=1, _a=0x7fd7a038fc40)
    at .moc/release-shared/moc_qdeclarativevisualitemmodel_p.cpp:403
#58 0x00007fd7bcea60ef in QMetaObject::activate (sender=sender at entry=0x10d5e60, m=m at entry=0x7fd7bd1ec5e0 <QAbstractItemModel::staticMetaObject>, 
    local_signal_index=local_signal_index at entry=5, argv=argv at entry=0x7fff7a1512b0) at kernel/qobject.cpp:3539
#59 0x00007fd7bcef10d4 in QAbstractItemModel::rowsInserted (this=this at entry=0x10d5e60, _t1=..., _t2=0, _t3=0)
    at .moc/release-shared/moc_qabstractitemmodel.cpp:197
#60 0x00007fd7bce8d71a in QAbstractItemModel::endInsertRows (this=this at entry=0x10d5e60) at kernel/qabstractitemmodel.cpp:2433
#61 0x00007fd7a2d38faa in WindowModel::append (this=0x10d5e60, windowId=windowId at entry=10485842, rect=..., active=active at entry=false, icon=..., name=...)
    at ../../../../../plasma/desktop/applets/pager/model.cpp:114
#62 0x00007fd7a2d39065 in PagerModel::appendWindowRect (this=0xc714b0, desktopId=desktopId at entry=0, windowId=windowId at entry=10485842, rect=..., 
    active=active at entry=false, icon=..., name=...) at ../../../../../plasma/desktop/applets/pager/model.cpp:216
#63 0x00007fd7a2d3e967 in Pager::recalculateWindowRects (this=0xf39330) at ../../../../../plasma/desktop/applets/pager/pager.cpp:611
#64 0x00007fd7a2d3eec5 in qt_static_metacall (_a=<optimized out>, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at ./pager.moc:125
#65 Pager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./pager.moc:112
#66 0x00007fd7bcea60ef in QMetaObject::activate (sender=0x1089d20, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#67 0x00007fd7bceab3ec in QObject::event (this=0x1089d20, e=<optimized out>) at kernel/qobject.cpp:1156
#68 0x00007fd7bc2378ec in QApplicationPrivate::notify_helper (this=this at entry=0xadc490, receiver=receiver at entry=0x1089d20, e=e at entry=0x7fff7a151da0)
    at kernel/qapplication.cpp:4567
#69 0x00007fd7bc23a25b in QApplication::notify (this=this at entry=0xada9d0, receiver=receiver at entry=0x1089d20, e=e at entry=0x7fff7a151da0)
    at kernel/qapplication.cpp:4428
#70 0x00007fd7bdb55af6 in KApplication::notify (this=0xada9d0, receiver=0x1089d20, event=0x7fff7a151da0) at ../../kdeui/kernel/kapplication.cpp:311
#71 0x00007fd7bce9163e in QCoreApplication::notifyInternal (this=0xada9d0, receiver=0x1089d20, event=event at entry=0x7fff7a151da0)
    at kernel/qcoreapplication.cpp:946
#72 0x00007fd7bcec2b72 in sendEvent (event=0x7fff7a151da0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#73 QTimerInfoList::activateTimers (this=0xae1240) at kernel/qeventdispatcher_unix.cpp:622
#74 0x00007fd7bcebf9a4 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#75 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#76 0x00007fd7bcebf9c1 in idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:233
#77 0x00007fd7b371bf05 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#78 0x00007fd7b371c248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#79 0x00007fd7b371c304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#80 0x00007fd7bcec0016 in QEventDispatcherGlib::processEvents (this=0xa42ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#81 0x00007fd7bc2dd1ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#82 0x00007fd7bce9038f in QEventLoop::processEvents (this=this at entry=0x7fff7a152020, flags=...) at kernel/qeventloop.cpp:149
#83 0x00007fd7bce90618 in QEventLoop::exec (this=this at entry=0x7fff7a152020, flags=...) at kernel/qeventloop.cpp:204
#84 0x00007fd7bce95cf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#85 0x00007fd7bc235ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#86 0x00007fd7c05ec46b in kdemain (argc=2, argv=0x7fff7a152318) at ../../../../plasma/desktop/shell/main.cpp:126
#87 0x00007fd7c0208ea5 in __libc_start_main (main=0x4006e0 <main(int, char**)>, argc=2, ubp_av=0x7fff7a152318, init=<optimized out>, fini=<optimized out>, 
    rtld_fini=<optimized out>, stack_end=0x7fff7a152308) at libc-start.c:260
#88 0x0000000000400711 in _start ()

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https://bugs.launchpad.net/bugs/1171238

Title:
  plasma-desktop randomely crashes - but only on 64 bit.

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