https://bugs.kde.org/show_bug.cgi?id=395088
Bug ID: 395088
Summary: Discover plasma crashing repeatedly
Product: Discover
Version: 5.12.5
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: kde-b...@ramblingbyte.net
Target Milestone: ---
Application: plasma-discover (5.12.5)
Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-22-generic x86_64
Distribution: Ubuntu 18.04 LTS
-- Information about the crash:
- What I was doing when the application crashed:
I was trying to update the system, Discover reported KDE Application Platform
master version 5.9 available as update.
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 0x7f567e30b800 (LWP 19003))]
Thread 10 (Thread 0x7f562a75d700 (LWP 19047)):
#0 0x00007f567e168a05 in __tls_get_addr () at
../sysdeps/x86_64/tls_get_addr.S:35
#1 0x00007f567a003ff6 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f567a23c80a in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f56740e0998 in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f56740e136b in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f56740e154c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6 0x00007f567a23c90b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f567a1e19ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f567a00022a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007f567a00516d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f567620d6db in start_thread (arg=0x7f562a75d700) at
pthread_create.c:463
#11 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 9 (Thread 0x7f562bfff700 (LWP 19029)):
#0 0x00007f5674126cd9 in g_mutex_lock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f56740e0805 in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f56740e136b in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f56740e17d2 in g_main_loop_run () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f5648e5ee76 in () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5 0x00007f5674108e05 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6 0x00007f567620d6db in start_thread (arg=0x7f562bfff700) at
pthread_create.c:463
#7 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 8 (Thread 0x7f563c96f700 (LWP 19028)):
#0 0x00007f56798eebf9 in __GI___poll (fds=0x55f9fd802320, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f56740e1439 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f56740e154c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f56740e1591 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f5674108e05 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f567620d6db in start_thread (arg=0x7f563c96f700) at
pthread_create.c:463
#6 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7f5644ae8700 (LWP 19025)):
#0 0x00007f5674126cf4 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f56740e142e in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f56740e154c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f567a23c90b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f567a1e19ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f567a00022a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f567a00516d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f567620d6db in start_thread (arg=0x7f5644ae8700) at
pthread_create.c:463
#8 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7f5646069700 (LWP 19024)):
#0 0x00007f56798ea0b4 in __GI___libc_read (fd=16, buf=0x7f5646068b90,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:27
#1 0x00007f5674125960 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f56740e0f27 in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f56740e13e0 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f56740e154c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f567a23c90b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f567a1e19ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f567a00022a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f567a00516d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007f567620d6db in start_thread (arg=0x7f5646069700) at
pthread_create.c:463
#10 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7f56525aa700 (LWP 19023)):
#0 0x00007f5674126cf4 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f56740e0c39 in g_main_context_query () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f56740e13b7 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f56740e154c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f567a23c90b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f567a1e19ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f567a00022a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f567d3df2a6 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8 0x00007f567a00516d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007f567620d6db in start_thread (arg=0x7f56525aa700) at
pthread_create.c:463
#10 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f5661543700 (LWP 19006)):
#0 0x00007f56740e155d in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f567a23c90b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f567a1e19ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f567a00022a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f567ac166f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#5 0x00007f567a00516d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f567620d6db in start_thread (arg=0x7f5661543700) at
pthread_create.c:463
#7 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f5662754700 (LWP 19005)):
#0 0x00007f5674126cf4 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1 0x00007f56740e12ed in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f56740e154c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f567a23c90b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f567a1e19ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f567a00022a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f567b3f1d45 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007f567a00516d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f567620d6db in start_thread (arg=0x7f5662754700) at
pthread_create.c:463
#9 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f566bc91700 (LWP 19004)):
#0 0x00007f56798eebf9 in __GI___poll (fds=0x7f566bc90ca8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f5673e78747 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f5673e7a36a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f566ea3e2a9 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f567a00516d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f567620d6db in start_thread (arg=0x7f566bc91700) at
pthread_create.c:463
#6 0x00007f56798fb88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f567e30b800 (LWP 19003)):
[KCrash Handler]
#6 0x00007f563e76bae9 in AppStream::Component::name() const () at
/usr/lib/x86_64-linux-gnu/libAppStreamQt.so.2
#7 0x00007f562add963e in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#8 0x00007f567d070c71 in UpdateItem::name() const () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#9 0x00007f567d07113f in () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#10 0x00007f567d072222 in UpdateModel::setResources(QList<AbstractResource*>
const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#11 0x00007f567d072537 in UpdateModel::activityChanged() () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#12 0x00007f567d072786 in UpdateModel::setBackend(ResourcesUpdatesModel*) () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#13 0x00007f567d09876a in () at
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#14 0x00007f567abffb6b in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#15 0x00007f567ac00d7e in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#16 0x00007f567abfdb23 in
QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#17 0x00007f567ac09adb in
QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#18 0x00007f567ab8486e in QQmlComponentPrivate::complete(QQmlEnginePrivate*,
QQmlComponentPrivate::ConstructionState*) () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#19 0x00007f567ab84987 in QQmlComponentPrivate::completeCreate() () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#20 0x00007f567ab85a19 in QQmlComponent::createObject(QQmlV4Function*) () at
/usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#21 0x00007f567ab87ab4 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#22 0x00007f567ab87e75 in QQmlComponent::qt_metacall(QMetaObject::Call, int,
void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#23 0x00007f567abc95a9 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#24 0x00007f567ab4a0bd in QV4::QObjectMethod::callInternal(QV4::CallData*,
QV4::Scope&) const () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#25 0x00007f567ab6164d in
QV4::Runtime::method_callProperty(QV4::ExecutionEngine*, int, QV4::CallData*)
() at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#26 0x00007f567e2326ea in ()
#27 0x00007fffd70d6880 in ()
#28 0x0003200000000003 in ()
#29 0x00007f5660144758 in ()
#30 0x00007f5660144750 in ()
#31 0x0000000000000000 in ()
Reported using DrKonqi
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