https://bugs.kde.org/show_bug.cgi?id=389685
Bug ID: 389685
Summary: plasma-discover crashes at the end when it should
show update done.
Product: Discover
Version: 5.8.8
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: patrick.char...@laposte.net
Target Milestone: ---
Application: plasma-discover (5.8.8)
Qt Version: 5.6.1
Frameworks Version: 5.36.0
Operating System: Linux 4.13.0-32-generic x86_64
Distribution: Ubuntu 16.04.3 LTS
-- Information about the crash:
- What I was doing when the application crashed:
I did actually nothing. I just booted the PC kubuntu and run discover tu
uptade the system.
The crash can be reproduced every time.
-- Backtrace:
Application: Découvrir (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fac6ff168c0 (LWP 4017))]
Thread 8 (Thread 0x7fac2ffff700 (LWP 4036)):
#0 0x00007fac699a4a94 in g_mutex_unlock (mutex=0x7fac24000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gthread-posix.c:1347
#1 0x00007fac6995f910 in g_main_context_prepare
(context=context@entry=0x7fac24000990, priority=priority@entry=0x7fac2fffebc0)
at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3440
#2 0x00007fac699602bb in g_main_context_iterate
(context=context@entry=0x7fac24000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3820
#3 0x00007fac6996049c in g_main_context_iteration (context=0x7fac24000990,
may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007fac6d3c637b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fac6d36effa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fac6d1979e4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fac6d19c808 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fac6a0cd6ba in start_thread (arg=0x7fac2ffff700) at
pthread_create.c:333
#9 0x00007fac6c7a141d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7fac3769a700 (LWP 4031)):
#0 0x00007fac6d194d69 in QMutex::unlock() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1 0x00007fac6d3c5a11 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007fac6995f91d in g_main_context_prepare
(context=context@entry=0x7fac30000990, priority=priority@entry=0x7fac37699bc0)
at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3442
#3 0x00007fac699602bb in g_main_context_iterate
(context=context@entry=0x7fac30000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3820
#4 0x00007fac6996049c in g_main_context_iteration (context=0x7fac30000990,
may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#5 0x00007fac6d3c637b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fac6d36effa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fac6d1979e4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fac6d19c808 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007fac6a0cd6ba in start_thread (arg=0x7fac3769a700) at
pthread_create.c:333
#10 0x00007fac6c7a141d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7fac4cd06700 (LWP 4022)):
#0 0x00007fac6c79574d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fac6996038c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7fac3c003070, timeout=<optimized out>, context=0x7fac3c000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2 0x00007fac6996038c in g_main_context_iterate
(context=context@entry=0x7fac3c000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3 0x00007fac6996049c in g_main_context_iteration (context=0x7fac3c000990,
may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007fac6d3c637b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fac6d36effa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fac6d1979e4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fac6d19c808 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007fac6a0cd6ba in start_thread (arg=0x7fac4cd06700) at
pthread_create.c:333
#9 0x00007fac6c7a141d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7fac4d507700 (LWP 4021)):
#0 0x00007fac6d3c5b50 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1 0x00007fac6995fdc1 in g_main_context_check
(context=context@entry=0x7fac44000990, max_priority=2147483647,
fds=fds@entry=0x7fac4409d760, n_fds=n_fds@entry=1) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3681
#2 0x00007fac69960330 in g_main_context_iterate
(context=context@entry=0x7fac44000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3837
#3 0x00007fac6996049c in g_main_context_iteration (context=0x7fac44000990,
may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007fac6d3c637b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fac6d36effa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fac6d1979e4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fac6f7dd7d6 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8 0x00007fac6d19c808 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007fac6a0cd6ba in start_thread (arg=0x7fac4d507700) at
pthread_create.c:333
#10 0x00007fac6c7a141d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7fac54c59700 (LWP 4020)):
#0 0x00007fac6c79574d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fac6996038c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7fac48002e70, timeout=<optimized out>, context=0x7fac48000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2 0x00007fac6996038c in g_main_context_iterate
(context=context@entry=0x7fac48000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3 0x00007fac6996049c in g_main_context_iteration (context=0x7fac48000990,
may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007fac6d3c637b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fac6d36effa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fac6d1979e4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fac6db1b6b5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8 0x00007fac6d19c808 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007fac6a0cd6ba in start_thread (arg=0x7fac54c59700) at
pthread_create.c:333
#10 0x00007fac6c7a141d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7fac55e6a700 (LWP 4019)):
#0 0x00007fac6c79574d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fac6996038c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7fac50013f60, timeout=<optimized out>, context=0x7fac50000990) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2 0x00007fac6996038c in g_main_context_iterate
(context=context@entry=0x7fac50000990, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3 0x00007fac6996049c in g_main_context_iteration (context=0x7fac50000990,
may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4 0x00007fac6d3c637b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fac6d36effa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007fac6d1979e4 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007fac7005d515 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8 0x00007fac6d19c808 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007fac6a0cd6ba in start_thread (arg=0x7fac55e6a700) at
pthread_create.c:333
#10 0x00007fac6c7a141d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7fac5e64e700 (LWP 4018)):
#0 0x00007fac6c79574d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007fac67955c62 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007fac679578d7 in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007fac60ba4d29 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007fac6d19c808 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007fac6a0cd6ba in start_thread (arg=0x7fac5e64e700) at
pthread_create.c:333
#6 0x00007fac6c7a141d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7fac6ff168c0 (LWP 4017)):
[KCrash Handler]
#6 0x00007fac6f49d040 in Transaction::isActive() const () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#7 0x00007fac6f49ea5b in TransactionModel::progress() const () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#8 0x00007fac6f4bc4a5 in () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#9 0x00007fac6f4bf2fb in TransactionModel::qt_metacall(QMetaObject::Call, int,
void**) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#10 0x00007fac6da67319 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007fac6da683c5 in
QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*,
QQmlPropertyData*, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007fac6da68b4a in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*,
QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007fac6da7a69e in QV4::Runtime::getProperty(QV4::ExecutionEngine*,
QV4::Value const&, int) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007fac5415bb90 in ()
#15 0x00007ffc95c93a20 in ()
#16 0x0000000000000002 in ()
#17 0x0000000000000001 in ()
#18 0x00007fac6da86cf0 in QQmlVMEMetaObject::metaCall(QObject*,
QMetaObject::Call, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007fac6db00724 in QQmlJavaScriptExpression::evaluate(QV4::CallData*,
bool*) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007fac6db00bc1 in QQmlJavaScriptExpression::evaluate(bool*) () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007fac6db0847e in
QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007fac6db0898e in QQmlBinding::refresh() () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#23 0x00007fac6dadface in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*,
void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#24 0x00007fac6da8b4ac in QQmlData::signalEmitted(QAbstractDeclarativeData*,
QObject*, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007fac6d39d2b0 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007fac6d39dc24 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007fac6d4160b4 in QAbstractItemModel::rowsRemoved(QModelIndex const&,
int, int, QAbstractItemModel::QPrivateSignal) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fac6d31899b in QAbstractItemModel::endRemoveRows() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007fac6f49fa9c in TransactionModel::removeTransaction(Transaction*) ()
at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#30 0x00007fac6d39dc24 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007fac6d39e25f in QObject::destroyed(QObject*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007fac6d3a4cf5 in QObject::~QObject() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007fac6f4b008d in () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#34 0x00007fac6d39e750 in QObject::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007fac6e32dafc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007fac6e333036 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007fac6d3712a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007fac6d37316a in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007fac6d3c5f53 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007fac69960197 in g_main_context_dispatch (context=0x7fac580016f0) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3154
#41 0x00007fac69960197 in g_main_context_dispatch
(context=context@entry=0x7fac580016f0) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3769
#42 0x00007fac699603f0 in g_main_context_iterate
(context=context@entry=0x7fac580016f0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
/build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3840
#43 0x00007fac6996049c in g_main_context_iteration (context=0x7fac580016f0,
may_block=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#44 0x00007fac6d3c635f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007fac6d36effa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x00007fac6d3776bc in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x000000000040a2d5 in ()
#48 0x00007fac6c6ba830 in __libc_start_main (main=0x409bc0, argc=3,
argv=0x7ffc95c96178, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffc95c96168) at ../csu/libc-start.c:291
#49 0x000000000040a419 in _start ()
Reported using DrKonqi
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