https://bugs.kde.org/show_bug.cgi?id=389001
Bug ID: 389001
Summary: plasma-discover crashes after installing flatpak
backend
Product: Discover
Version: 5.11.0
Platform: Neon Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: aleix...@kde.org
Reporter: hess...@googlemail.com
Target Milestone: ---
Application: plasma-discover (5.11.0)
Qt Version: 5.9.3
Frameworks Version: 5.42.0
Operating System: Linux 4.13.0-26-generic x86_64
Distribution: KDE neon User Edition 5.11
-- Information about the crash:
- What I was doing when the application crashed:
I installed the plasma-discover flatpak backend and tried to start
plasma-discover but it crashed immediately.
- Package versions:
flatpack (0.10.2.1-0alexlarsson1~xenial)
plasma-discover (4:5.11.0-0neon+16.04+xenial+build83)
plasma-discover-flatpak-backend (5.11.5-0neon+16.04+xenial+build96)
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 0x7f6da182f8c0 (LWP 6550))]
Thread 10 (Thread 0x7f6d65c23700 (LWP 6559)):
#0 pthread_cond_timedwait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1 0x00007f6d9d6e5596 in QWaitCondition::wait(QMutex*, unsigned long) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f6d9d6e0dea in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f6d9d6e4709 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6d998916ba in start_thread (arg=0x7f6d65c23700) at
pthread_create.c:333
#5 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 9 (Thread 0x7f6d66424700 (LWP 6558)):
#0 0x00007f6d9ccda24d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f6d97a4b6f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f6d97a07e74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f6d97a08330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f6d97a0849c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f6d9d90e6cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f6d9d8b6e2a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6d9d6df8f4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f6d9d6e4709 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9 0x00007f6d998916ba in start_thread (arg=0x7f6d66424700) at
pthread_create.c:333
#10 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 8 (Thread 0x7f6d6795d700 (LWP 6557)):
#0 0x00007f6d9ccde70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f6d97a0838c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f6d97a0849c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f6d9d90e6cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6d9d8b6e2a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6d9d6df8f4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f6d9d6e4709 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6d998916ba in start_thread (arg=0x7f6d6795d700) at
pthread_create.c:333
#8 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 7 (Thread 0x7f6d6ca84700 (LWP 6556)):
#0 0x00007f6d9ccda24d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f6d97a4b6f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f6d97a07e74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f6d97a08330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f6d97a08712 in g_main_loop_run () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f6d6e45c9d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6 0x00007f6d97a2ebb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7 0x00007f6d998916ba in start_thread (arg=0x7f6d6ca84700) at
pthread_create.c:333
#8 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 6 (Thread 0x7f6d6d285700 (LWP 6555)):
#0 0x00007f6d9ccde70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f6d97a0838c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f6d97a0849c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f6d97a084d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f6d97a2ebb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f6d998916ba in start_thread (arg=0x7f6d6d285700) at
pthread_create.c:333
#6 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 5 (Thread 0x7f6d77392700 (LWP 6554)):
#0 0x00007f6d9ccda24d in read () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f6d97a4b6f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f6d97a07e74 in g_main_context_check () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f6d97a08330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4 0x00007f6d97a0849c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5 0x00007f6d9d90e6cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f6d9d8b6e2a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6d9d6df8f4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f6da0b74046 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007f6d9d6e4709 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f6d998916ba in start_thread (arg=0x7f6d77392700) at
pthread_create.c:333
#11 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 4 (Thread 0x7f6d7ffff700 (LWP 6553)):
#0 0x00007f6d9ccde70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f6d97a0838c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f6d97a0849c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f6d9d90e6cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6d9d8b6e2a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6d9d6df8f4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f6d9e2e0d25 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x00007f6d9d6e4709 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f6d998916ba in start_thread (arg=0x7f6d7ffff700) at
pthread_create.c:333
#9 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 3 (Thread 0x7f6d855ed700 (LWP 6552)):
#0 0x00007f6d9ccde70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f6d97a0838c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f6d97a0849c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f6d9d90e6cb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6d9d8b6e2a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6d9d6df8f4 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f6d9fa6c315 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x00007f6d9d6e4709 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f6d998916ba in start_thread (arg=0x7f6d855ed700) at
pthread_create.c:333
#9 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 2 (Thread 0x7f6d8e5be700 (LWP 6551)):
#0 0x00007f6d9ccde70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1 0x00007f6d977a5c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f6d977a78d7 in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f6d90b151f9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f6d9d6e4709 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6d998916ba in start_thread (arg=0x7f6d8e5be700) at
pthread_create.c:333
#6 0x00007f6d9ccea3dd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109
Thread 1 (Thread 0x7f6da182f8c0 (LWP 6550)):
[KCrash Handler]
#6 0x00007f6da0819946 in StandardBackendUpdater::refreshUpdateable() () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#7 0x00007f6d9d8e55a6 in QMetaObject::activate(QObject*, int, int, void**) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x00007f6d64bf009e in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#9 0x00007f6d64bf0690 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#10 0x00007f6d64bf699b in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#11 0x00007f6da08208d0 in DiscoverBackendsFactory::backendForFile(QString
const&, QString const&) const () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#12 0x00007f6da0820f52 in DiscoverBackendsFactory::backend(QString const&)
const () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#13 0x00007f6da08213b6 in DiscoverBackendsFactory::allBackends() const () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#14 0x00007f6da080d8b7 in ResourcesModel::registerAllBackends() () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#15 0x00007f6da082f1d5 in ?? () from
/usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#16 0x00007f6d9d8e62b9 in QObject::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f6d9eea5b9c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f6d9eead5a7 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f6d9d8b8df8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f6d9d8bb5db in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f6d9d90f0a3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f6d97a08197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f6d97a083f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f6d97a0849c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f6d9d90e6af in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f6d9d8b6e2a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007f6d9d8bfd64 in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x0000000000411b9e in ?? ()
#29 0x00007f6d9cc03830 in __libc_start_main (main=0x411180, argc=1,
argv=0x7ffc4a568b08, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffc4a568af8) at ../csu/libc-start.c:291
#30 0x0000000000411cb9 in _start ()
Reported using DrKonqi
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