https://bugs.kde.org/show_bug.cgi?id=387457
Bug ID: 387457
Summary: Plasma crashes during update
Product: Discover
Version: 5.8.8
Platform: Compiled Sources
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: davieho...@aol.com
Target Milestone: ---
Application: plasma-discover (5.8.8)
(Compiled from sources)
Qt Version: 5.6.1
Frameworks Version: 5.36.0
Operating System: Linux 4.4.0-101-generic x86_64
Distribution: Ubuntu 16.04.3 LTS
-- Information about the crash:
- What I was doing when the application crashed:
- Unusual behavior I noticed:
- Custom settings of the application:
This crash happened during update of plasma ,while my computer was updating ,
it happen over a few times repeatedly
The crash can be reproduced every time.
-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f17668718c0 (LWP 12385))]
Thread 10 (Thread 0x7f17288cc700 (LWP 12403)):
#0 0x00007f17630ee70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f17602b938c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17602b949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1763d1f37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f1763cc7ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f1763af09e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f1763af5808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f1760a266ba in start_thread (arg=0x7f17288cc700) at
pthread_create.c:333
#8 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 9 (Thread 0x7f172b8d8700 (LWP 12398)):
#0 0x00007f17602fda90 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f17602b8bf9 in g_main_context_query () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17602b9307 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f17602b949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f1763d1f37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f1763cc7ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f1763af09e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f1763af5808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f1760a266ba in start_thread (arg=0x7f172b8d8700) at
pthread_create.c:333
#9 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 8 (Thread 0x7f17348d5700 (LWP 12395)):
#0 0x00007f17630ee70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f17602b938c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17602b9712 in g_main_loop_run () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f173605a9d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4 0x00007f17602dfbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f1760a266ba in start_thread (arg=0x7f17348d5700) at
pthread_create.c:333
#6 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7f17350d6700 (LWP 12394)):
#0 0x00007f17630ea24d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f17602fc6f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17602b8e74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f17602b9330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f17602b949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f17602b94d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6 0x00007f17602dfbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7 0x00007f1760a266ba in start_thread (arg=0x7f17350d6700) at
pthread_create.c:333
#8 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7f173f7fe700 (LWP 12390)):
#0 0x00007f17630ee70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f17602b938c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17602b949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1763d1f37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f1763cc7ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f1763af09e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f1763af5808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f1760a266ba in start_thread (arg=0x7f173f7fe700) at
pthread_create.c:333
#8 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7f173ffff700 (LWP 12389)):
#0 0x00007f17630ee70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f17602b938c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17602b949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1763d1f37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f1763cc7ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f1763af09e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f17661367d6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7 0x00007f1763af5808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f1760a266ba in start_thread (arg=0x7f173ffff700) at
pthread_create.c:333
#9 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7f17475ef700 (LWP 12388)):
#0 0x00007f17630ee70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f17602b938c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17602b949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1763d1f37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f1763cc7ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f1763af09e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f17644746b5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007f1763af5808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f1760a266ba in start_thread (arg=0x7f17475ef700) at
pthread_create.c:333
#9 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7f174cadb700 (LWP 12387)):
#0 0x00007f17602b87f2 in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f17602b92bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17602b949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1763d1f37b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f1763cc7ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f1763af09e4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f17669b8515 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007f1763af5808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f1760a266ba in start_thread (arg=0x7f174cadb700) at
pthread_create.c:333
#9 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7f1754fb1700 (LWP 12386)):
#0 0x00007f17630ee70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f175e2afc62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f175e2b18d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f1757507d29 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f1763af5808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f1760a266ba in start_thread (arg=0x7f1754fb1700) at
pthread_create.c:333
#6 0x00007f17630fa3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f17668718c0 (LWP 12385)):
[KCrash Handler]
#6 0x00007f1765df6040 in Transaction::isActive() const () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#7 0x00007f1765df7a5b in TransactionModel::progress() const () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#8 0x00007f1765e154a5 in ?? () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#9 0x00007f1765e182fb in TransactionModel::qt_metacall(QMetaObject::Call, int,
void**) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#10 0x00007f17643c0319 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007f17643c13c5 in
QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*,
QQmlPropertyData*, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007f17643c1b4a in QV4::QObjectWrapper::getQmlProperty(QQmlContextData*,
QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, bool) const () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f17643d369e in QV4::Runtime::getProperty(QV4::ExecutionEngine*,
QV4::Value const&, int) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#14 0x00007f1754016130 in ?? ()
#15 0x00007fff533b21e0 in ?? ()
#16 0x0000000000000002 in ?? ()
#17 0x0000000000000001 in ?? ()
#18 0x00007f17643dfcf0 in QQmlVMEMetaObject::metaCall(QObject*,
QMetaObject::Call, int, void**) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f1764459724 in QQmlJavaScriptExpression::evaluate(QV4::CallData*,
bool*) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007f1764459bc1 in QQmlJavaScriptExpression::evaluate(bool*) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007f176446147e in
QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007f176446198e in QQmlBinding::refresh() () from
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#23 0x00007f1764438ace in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*,
void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#24 0x00007f17643e44ac in QQmlData::signalEmitted(QAbstractDeclarativeData*,
QObject*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007f1763cf62b0 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f1763cf6c24 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f1763d6f0b4 in QAbstractItemModel::rowsRemoved(QModelIndex const&,
int, int, QAbstractItemModel::QPrivateSignal) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f1763c7199b in QAbstractItemModel::endRemoveRows() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f1765df8a9c in TransactionModel::removeTransaction(Transaction*) ()
from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#30 0x00007f1763cf6c24 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f1763cf725f in QObject::destroyed(QObject*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f1763cfdcf5 in QObject::~QObject() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f1765e0908d in ?? () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#34 0x00007f1763cf7750 in QObject::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f1764c86afc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007f1764c8c036 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007f1763cca2a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007f1763ccc16a in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007f1763d1ef53 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f17602b9197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f17602b93f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007f17602b949c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007f1763d1f35f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007f1763cc7ffa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007f1763cd06bc in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#46 0x000000000040a2d5 in ?? ()
#47 0x00007f1763013830 in __libc_start_main (main=0x409bc0, argc=3,
argv=0x7fff533b4938, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff533b4928) at ../csu/libc-start.c:291
#48 0x000000000040a419 in _start ()
The reporter indicates this bug may be a duplicate of or related to bug 383413.
Possible duplicates by query: bug 387450, bug 387089, bug 387037, bug 386958,
bug 386849.
Reported using DrKonqi
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