https://bugs.kde.org/show_bug.cgi?id=370906

Manuel Stahl <thymyt...@web.de> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |thymyt...@web.de

--- Comment #13 from Manuel Stahl <thymyt...@web.de> ---
Still crashes in Ubuntu 16.04.3 LTS. Since the stacktrace is different, should
I open a new bug?

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:
Discover showed upgradable packages in sys tray. After clicking on "Update
all", the updates were performend and Discover crashed.

The crash can be reproduced every time.

-- Backtrace:
Application: Entdecken (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7d626548c0 (LWP 4431))]

Thread 10 (Thread 0x7f7cbefff700 (LWP 4453)):
#0  0x00007f7d5eecc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7d5c09738c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7d5c09749c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7d5fafd37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f7d5faa5ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7d5f8ce9e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7d5f8d3808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f7d5c8046ba in start_thread (arg=0x7f7cbefff700) at
pthread_create.c:333
#8  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f7d213e3700 (LWP 4452)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f7d5f8d46bb in QWaitCondition::wait(QMutex*, unsigned long) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f7d61f85a8d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#3  0x00007f7d61f86365 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#4  0x00007f7d5f8d3808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7d5c8046ba in start_thread (arg=0x7f7d213e3700) at
pthread_create.c:333
#6  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f7d227ef700 (LWP 4446)):
#0  0x00007f7d5eecc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7d5c09738c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7d5c09749c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7d5fafd37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f7d5faa5ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7d5f8ce9e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7d5f8d3808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f7d5c8046ba in start_thread (arg=0x7f7d227ef700) at
pthread_create.c:333
#8  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f7d337fe700 (LWP 4437)):
#0  0x00007f7d5eecc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7d5c09738c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7d5c09749c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7d5fafd37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f7d5faa5ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7d5f8ce9e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7d5f8d3808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f7d5c8046ba in start_thread (arg=0x7f7d337fe700) at
pthread_create.c:333
#8  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f7d33fff700 (LWP 4436)):
#0  0x00007f7d5c0dba94 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7d5c097381 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7d5c09749c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7d5fafd37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f7d5faa5ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7d5f8ce9e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7d61f147d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f7d5f8d3808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f7d5c8046ba in start_thread (arg=0x7f7d33fff700) at
pthread_create.c:333
#9  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f7d40bff700 (LWP 4435)):
#0  0x00007f7d5ee9d30d in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7d5eeced94 in usleep (useconds=<optimized out>) at
../sysdeps/posix/usleep.c:32
#2  0x00007f7d3b090f10 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/amdgpu_dri.so
#3  0x00007f7d3a6df7b2 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/amdgpu_dri.so
#4  0x00007f7d3a6df805 in ?? () from
/usr/lib/x86_64-linux-gnu/dri/amdgpu_dri.so
#5  0x00007f7d5c8046ba in start_thread (arg=0x7f7d40bff700) at
pthread_create.c:333
#6  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f7d435ef700 (LWP 4434)):
#0  0x00007f7d5eecc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7d5c09738c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7d5c09749c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7d5fafd37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f7d5faa5ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7d5f8ce9e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7d602526b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f7d5f8d3808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f7d5c8046ba in start_thread (arg=0x7f7d435ef700) at
pthread_create.c:333
#9  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f7d488a9700 (LWP 4433)):
#0  0x00007f7d5eecc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7d5c09738c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7d5c09749c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7d5fafd37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f7d5faa5ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7d5f8ce9e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7d6279a515 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f7d5f8d3808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f7d5c8046ba in start_thread (arg=0x7f7d488a9700) at
pthread_create.c:333
#9  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f7d50d9e700 (LWP 4432)):
#0  0x00007f7d5eecc74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f7d59ff1c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f7d59ff38d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f7d5351dd29 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f7d5f8d3808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7d5c8046ba in start_thread (arg=0x7f7d50d9e700) at
pthread_create.c:333
#6  0x00007f7d5eed841d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f7d626548c0 (LWP 4431)):
[KCrash Handler]
#6  0x00007f7d61bd4040 in Transaction::isActive() const () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#7  0x00007f7d61bd5a5b in TransactionModel::progress() const () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#8  0x00007f7d61bf34a5 in ?? () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#9  0x00007f7d61bf62fb in TransactionModel::qt_metacall(QMetaObject::Call, int,
void**) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#10 0x00007f7d6019e319 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f7d6019f3c5 in
QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*,
QQmlPropertyData*, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f7d6019fb4a in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*,
QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f7d601b169e in QV4::Runtime::getProperty(QV4::ExecutionEngine*,
QV4::Value const&, int) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007f7d41e72920 in ?? ()
#15 0x00007ffe56bc97a0 in ?? ()
#16 0x0000000000000002 in ?? ()
#17 0x0000000000000001 in ?? ()
#18 0x00007f7d601bdcf0 in QQmlVMEMetaObject::metaCall(QObject*,
QMetaObject::Call, int, void**) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f7d60237724 in QQmlJavaScriptExpression::evaluate(QV4::CallData*,
bool*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007f7d60237bc1 in QQmlJavaScriptExpression::evaluate(bool*) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007f7d6023f47e in
QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007f7d6023f98e in QQmlBinding::refresh() () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#23 0x00007f7d60216ace in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*,
void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#24 0x00007f7d601c24ac in QQmlData::signalEmitted(QAbstractDeclarativeData*,
QObject*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007f7d5fad42b0 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f7d5fad4c24 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f7d5fb4d0b4 in QAbstractItemModel::rowsRemoved(QModelIndex const&,
int, int, QAbstractItemModel::QPrivateSignal) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f7d5fa4f99b in QAbstractItemModel::endRemoveRows() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f7d61bd6a9c in TransactionModel::removeTransaction(Transaction*) ()
from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#30 0x00007f7d5fad4c24 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f7d5fad525f in QObject::destroyed(QObject*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f7d5fadbcf5 in QObject::~QObject() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f7d61be708d in ?? () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#34 0x00007f7d5fad5750 in QObject::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f7d60a64afc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007f7d60a6a036 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007f7d5faa82a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007f7d5faaa16a in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007f7d5fafcf53 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f7d5c097197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f7d5c0973f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007f7d5c09749c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007f7d5fafd35f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007f7d5faa5ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007f7d5faae6bc in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x000000000040a2d5 in ?? ()
#47 0x00007f7d5edf1830 in __libc_start_main (main=0x409bc0, argc=3,
argv=0x7ffe56bcbef8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffe56bcbee8) at ../csu/libc-start.c:291
#48 0x000000000040a419 in _start ()

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