Public bug reported:
Application: plasma-desktop (4.11.11)
KDE Platform Version: 4.13.3
Qt Version: 4.8.6
Operating System: Linux 3.19.0-31-generic x86_64
Distribution: Ubuntu 14.04.3 LTS
upgraded kubuntu to latest version (14.04.3).
plasma-desktop starts and instantly crashes, restarts and crashes again
KDE is imposible to use
The crash can be reproduced every time.
-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f83cd3317c0 (LWP 2498))]
Thread 4 (Thread 0x7f83a2c74700 (LWP 2499)):
#0 pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1 0x00007f83c5fdbffb in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2 0x00007f83c5fdc039 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3 0x00007f83c0887182 in start_thread (arg=0x7f83a2c74700) at
pthread_create.c:312
#4 0x00007f83ccc2847d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111
Thread 3 (Thread 0x7f831c79b700 (LWP 2500)):
#0 0x00007f83c01b761a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f83c01b7979 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f83c0175ed5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f83c01760ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f83c97f17be in QEventDispatcherGlib::processEvents
(this=0x7f83140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5 0x00007f83c97c30af in QEventLoop::processEvents
(this=this@entry=0x7f831c79ade0, flags=...) at kernel/qeventloop.cpp:149
#6 0x00007f83c97c33a5 in QEventLoop::exec (this=this@entry=0x7f831c79ade0,
flags=...) at kernel/qeventloop.cpp:204
#7 0x00007f83c96bfc5f in QThread::exec (this=this@entry=0x14f5f60) at
thread/qthread.cpp:537
#8 0x00007f83c97a4823 in QInotifyFileSystemWatcherEngine::run (this=0x14f5f60)
at io/qfilesystemwatcher_inotify.cpp:265
#9 0x00007f83c96c232f in QThreadPrivate::start (arg=0x14f5f60) at
thread/qthread_unix.cpp:349
#10 0x00007f83c0887182 in start_thread (arg=0x7f831c79b700) at
pthread_create.c:312
#11 0x00007f83ccc2847d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111
Thread 2 (Thread 0x7f8310a50700 (LWP 2501)):
#0 0x00007f83c01b761a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f83c01b7979 in g_mutex_lock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f83c01750b0 in g_main_context_acquire () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f83c0175ea5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f83c01760ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f83c97f17be in QEventDispatcherGlib::processEvents
(this=0x7f830c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6 0x00007f83c97c30af in QEventLoop::processEvents
(this=this@entry=0x7f8310a4fde0, flags=...) at kernel/qeventloop.cpp:149
#7 0x00007f83c97c33a5 in QEventLoop::exec (this=this@entry=0x7f8310a4fde0,
flags=...) at kernel/qeventloop.cpp:204
#8 0x00007f83c96bfc5f in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:537
#9 0x00007f8313bcc027 in KCupsConnection::run() () from /usr/lib/libkcupslib.so
#10 0x00007f83c96c232f in QThreadPrivate::start (arg=0x2a6e3c0) at
thread/qthread_unix.cpp:349
#11 0x00007f83c0887182 in start_thread (arg=0x7f8310a50700) at
pthread_create.c:312
#12 0x00007f83ccc2847d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111
Thread 1 (Thread 0x7f83cd3317c0 (LWP 2498)):
[KCrash Handler]
#6 QString (other=..., this=0x7ffe0fc08c00) at
../../include/QtCore/../../src/corelib/tools/qstring.h:725
#7 v_construct<QString> (t=..., x=0x7ffe0fc08c00) at
../../include/QtCore/private/../../../src/corelib/kernel/qvariant_p.h:130
#8 QVariant::QVariant (this=0x7ffe0fc08c00, val=...) at
kernel/qvariant.cpp:1709
#9 0x00007f8310c67128 in SolidDeviceEngine::populateDeviceData
(this=this@entry=0x1c57570, name=...) at
../../../../../plasma/generic/dataengines/soliddevice/soliddeviceengine.cpp:460
#10 0x00007f8310c68d24 in SolidDeviceEngine::sourceRequestEvent
(this=0x1c57570, name=...) at
../../../../../plasma/generic/dataengines/soliddevice/soliddeviceengine.cpp:94
#11 0x00007f83cc74653d in Plasma::DataEnginePrivate::requestSource
(this=0x1d90260, sourceName=..., newSource=newSource@entry=0x7ffe0fc08e3f) at
../../plasma/dataengine.cpp:707
#12 0x00007f83cc7465f5 in Plasma::DataEngine::connectSource (this=0x1c57570,
source=..., visualization=visualization@entry=0x1c66850, pollingInterval=0,
intervalAlignment=intervalAlignment@entry=Plasma::NoAlignment) at
../../plasma/dataengine.cpp:95
#13 0x00007f8321ce4e76 in Plasma::DataSource::setConnectedSources
(this=this@entry=0x1c66850, sources=...) at
../../../../plasma/declarativeimports/core/datasource.cpp:49
#14 0x00007f8321ce5c6a in Plasma::DataSource::qt_metacall (this=0x1c66850,
_c=QMetaObject::WriteProperty, _id=4, _a=0x7ffe0fc090c0) at ./datasource.moc:179
#15 0x00007f83cb415cd9 in QDeclarativeVMEMetaObject::metaCall (this=0x1cc8910,
c=QMetaObject::WriteProperty, _id=5, a=0x7ffe0fc090c0) at
qml/qdeclarativevmemetaobject.cpp:673
#16 0x00007f83cb43195c in QDeclarativePropertyPrivate::write (object=0x1c66850,
property=..., value=..., context=<optimized out>, flags=...) at
qml/qdeclarativeproperty.cpp:1239
#17 0x00007f83cb43245c in QDeclarativePropertyPrivate::writeValueProperty
(this=0x1c646b0, value=..., flags=...) at qml/qdeclarativeproperty.cpp:1088
#18 0x00007f83cb432512 in QDeclarativePropertyPrivate::write (that=...,
value=..., flags=...) at qml/qdeclarativeproperty.cpp:1343
#19 0x00007f83cb42c277 in QDeclarativeBinding::update (this=0x1cc7f90,
flags=...) at qml/qdeclarativebinding.cpp:427
#20 0x00007f83cb42b0db in update (this=<optimized out>) at
../../include/QtDeclarative/private/../../../src/declarative/qml/qdeclarativebinding_p.h:208
#21 QDeclarativeBindingPrivate::emitValueChanged (this=<optimized out>) at
qml/qdeclarativebinding.cpp:469
#22 0x00007f83cb42ae63 in QDeclarativeExpression::qt_metacall
(this=this@entry=0x1cc7f90, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=1,
_a=0x7ffe0fc094b0) at .moc/release-shared/moc_qdeclarativeexpression.cpp:93
#23 0x00007f83cb521fd0 in QDeclarativeBinding::qt_metacall (this=0x1cc7f90,
_c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=<optimized out>) at
.moc/release-shared/moc_qdeclarativebinding_p.cpp:85
#24 0x00007f83c97d8a78 in QMetaObject::activate (sender=0x1c51c90,
m=m@entry=0x7f8321efdde0 <Plasma::DataSource::staticMetaObject>,
local_signal_index=local_signal_index@entry=9, argv=argv@entry=0x0) at
kernel/qobject.cpp:3569
#25 0x00007f8321ce59e3 in sourcesChanged (this=<optimized out>) at
./datasource.moc:261
#26 Plasma::DataSource::qt_static_metacall (_o=<optimized out>, _id=<optimized
out>, _a=<optimized out>, _c=<optimized out>) at ./datasource.moc:109
#27 0x00007f83c97dcc1e in QObject::event (this=0x1c51c90, e=<optimized out>) at
kernel/qobject.cpp:1194
#28 0x00007f83c8b5de2c in QApplicationPrivate::notify_helper
(this=this@entry=0xa36d50, receiver=receiver@entry=0x1c51c90,
e=e@entry=0xac0b40) at kernel/qapplication.cpp:4567
#29 0x00007f83c8b644a0 in QApplication::notify (this=this@entry=0xa1f170,
receiver=receiver@entry=0x1c51c90, e=e@entry=0xac0b40) at
kernel/qapplication.cpp:4353
#30 0x00007f83ca489d1a in KApplication::notify (this=0xa1f170,
receiver=0x1c51c90, event=0xac0b40) at ../../kdeui/kernel/kapplication.cpp:311
#31 0x00007f83c97c44dd in QCoreApplication::notifyInternal (this=0xa1f170,
receiver=receiver@entry=0x1c51c90, event=event@entry=0xac0b40) at
kernel/qcoreapplication.cpp:953
#32 0x00007f83c97c7b3d in sendEvent (event=0xac0b40, receiver=0x1c51c90) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0,
event_type=event_type@entry=0, data=0x9a21f0) at
kernel/qcoreapplication.cpp:1577
#34 0x00007f83c97c7fe3 in QCoreApplication::sendPostedEvents
(receiver=receiver@entry=0x0, event_type=event_type@entry=0) at
kernel/qcoreapplication.cpp:1470
#35 0x00007f83c97f1f83 in sendPostedEvents () at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#36 postEventSourceDispatch (s=0xa31d00) at kernel/qeventdispatcher_glib.cpp:287
#37 0x00007f83c0175e04 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007f83c0176048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f83c01760ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f83c97f17a1 in QEventDispatcherGlib::processEvents (this=0xa2e6e0,
flags=...) at kernel/qeventdispatcher_glib.cpp:434
#41 0x00007f83c8bffbe6 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#42 0x00007f83c97c30af in QEventLoop::processEvents
(this=this@entry=0x7ffe0fc09b60, flags=...) at kernel/qeventloop.cpp:149
#43 0x00007f83c97c33a5 in QEventLoop::exec (this=this@entry=0x7ffe0fc09b60,
flags=...) at kernel/qeventloop.cpp:204
#44 0x00007f83c97c8b79 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1225
#45 0x00007f83c8b5c37c in QApplication::exec () at kernel/qapplication.cpp:3828
#46 0x00007f83ccf2f67c in kdemain (argc=1, argv=0x7ffe0fc09db8) at
../../../../plasma/desktop/shell/main.cpp:126
#47 0x00007f83ccb4fec5 in __libc_start_main (main=0x4006e0 <main(int, char**)>,
argc=1, argv=0x7ffe0fc09db8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffe0fc09da8) at libc-start.c:287
#48 0x000000000040070e in _start ()
** Affects: plasma-workspace (Ubuntu)
Importance: Undecided
Status: New
** Tags: kde plasma-desktop
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https://bugs.launchpad.net/bugs/1510043
Title:
plasma-desktop crashes immediately after login
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