https://bugs.kde.org/show_bug.cgi?id=404622
Bug ID: 404622
Summary: Discover crashed when closed immediately after opening
Product: Discover
Version: 5.15.1
Platform: Archlinux Packages
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: discover
Assignee: lei...@leinir.dk
Reporter: bugsefor...@gmx.com
CC: aleix...@kde.org
Target Milestone: ---
Application: plasma-discover (5.15.1)
Qt Version: 5.12.1
Frameworks Version: 5.55.0
Operating System: Linux 4.20.10-arch1-1-ARCH x86_64
Distribution (Platform): Archlinux Packages
-- Information about the crash:
- What I was doing when the application crashed:
I opened Discover via kickoff and closed it immediately.
I can't reproduce consistently.
The crash can be reproduced sometimes.
-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9e64a80e40 (LWP 13743))]
Thread 14 (Thread 0x7f9e36912700 (LWP 13965)):
[KCrash Handler]
#6 0x00007f9e376b40e8 in flatpak_installation_list_installed_refs_for_update
() at /usr/lib/libflatpak.so.0
#7 0x00007f9e48053abe in () at
/usr/lib/qt/plugins/discover/flatpak-backend.so
#8 0x00007f9e69368a11 in () at /usr/lib/libQt5Core.so.5
#9 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#10 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 13 (Thread 0x7f9e35910700 (LWP 13919)):
#0 0x00007f9e68490ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f9e6936abc9 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2 0x00007f9e6936ad07 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3 0x00007f9e69368c2b in () at /usr/lib/libQt5Core.so.5
#4 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#5 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 12 (Thread 0x7f9e13dbb700 (LWP 13787)):
#0 0x00007f9e69043c21 in poll () at /usr/lib/libc.so.6
#1 0x00007f9e67634540 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f9e6763462e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3 0x00007f9e69576d04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4 0x00007f9e6951fb2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5 0x00007f9e69363569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#7 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 11 (Thread 0x7f9e37fff700 (LWP 13765)):
#0 0x00007f9e68490ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f9e6936abc9 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2 0x00007f9e6936ad07 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3 0x00007f9e69368c2b in () at /usr/lib/libQt5Core.so.5
#4 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#5 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 10 (Thread 0x7f9e4886b700 (LWP 13764)):
#0 0x00007f9e6903f7a4 in read () at /usr/lib/libc.so.6
#1 0x00007f9e675e2971 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f9e676330b0 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3 0x00007f9e676344e6 in () at /usr/lib/libglib-2.0.so.0
#4 0x00007f9e6763462e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5 0x00007f9e69576d04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6 0x00007f9e6951fb2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7 0x00007f9e69363569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#9 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 9 (Thread 0x7f9e490e6700 (LWP 13763)):
#0 0x00007f9e6903f7a4 in read () at /usr/lib/libc.so.6
#1 0x00007f9e675e2971 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f9e676330b0 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3 0x00007f9e676344e6 in () at /usr/lib/libglib-2.0.so.0
#4 0x00007f9e6763462e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5 0x00007f9e69576d04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6 0x00007f9e6951fb2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7 0x00007f9e69363569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#9 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 8 (Thread 0x7f9e499d9700 (LWP 13750)):
#0 0x00007f9e69043c21 in poll () at /usr/lib/libc.so.6
#1 0x00007f9e67634540 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f9e676355c2 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#3 0x00007f9e4b3d1cb8 in () at /usr/lib/libgio-2.0.so.0
#4 0x00007f9e6760f67b in () at /usr/lib/libglib-2.0.so.0
#5 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 7 (Thread 0x7f9e4a1da700 (LWP 13749)):
#0 0x00007f9e69043c21 in poll () at /usr/lib/libc.so.6
#1 0x00007f9e67634540 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f9e6763462e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3 0x00007f9e67634682 in () at /usr/lib/libglib-2.0.so.0
#4 0x00007f9e6760f67b in () at /usr/lib/libglib-2.0.so.0
#5 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 6 (Thread 0x7f9e50bdd700 (LWP 13748)):
#0 0x00007f9e69043c21 in poll () at /usr/lib/libc.so.6
#1 0x00007f9e67634540 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f9e6763462e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3 0x00007f9e69576d04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4 0x00007f9e6951fb2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5 0x00007f9e69363569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6 0x00007f9e6af8be7b in () at /usr/lib/libQt5Quick.so.5
#7 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#8 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#9 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 5 (Thread 0x7f9e51e70700 (LWP 13747)):
#0 0x00007f9e68490afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f9e52490c84 in () at /usr/lib/dri/i965_dri.so
#2 0x00007f9e524909a8 in () at /usr/lib/dri/i965_dri.so
#3 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 4 (Thread 0x7f9e60f61700 (LWP 13746)):
#0 0x00007f9e675e23b9 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1 0x00007f9e67632fbe in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2 0x00007f9e676344e6 in () at /usr/lib/libglib-2.0.so.0
#3 0x00007f9e6763462e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#4 0x00007f9e69576d04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#5 0x00007f9e6951fb2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#6 0x00007f9e69363569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7 0x00007f9e69d40969 in () at /usr/lib/libQt5Qml.so.5
#8 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#9 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 3 (Thread 0x7f9e62172700 (LWP 13745)):
#0 0x00007f9e6903f7a4 in read () at /usr/lib/libc.so.6
#1 0x00007f9e675e2971 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f9e676330b0 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3 0x00007f9e676344e6 in () at /usr/lib/libglib-2.0.so.0
#4 0x00007f9e6763462e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5 0x00007f9e69576d04 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6 0x00007f9e6951fb2c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7 0x00007f9e69363569 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8 0x00007f9e6ab0cba6 in () at /usr/lib/libQt5DBus.so.5
#9 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#10 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 2 (Thread 0x7f9e63a5e700 (LWP 13744)):
#0 0x00007f9e69043c21 in poll () at /usr/lib/libc.so.6
#1 0x00007f9e67536630 in () at /usr/lib/libxcb.so.1
#2 0x00007f9e675382db in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3 0x00007f9e64637949 in () at /usr/lib/libQt5XcbQpa.so.5
#4 0x00007f9e6936496c in () at /usr/lib/libQt5Core.so.5
#5 0x00007f9e6848aa9d in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007f9e6904eb23 in clone () at /usr/lib/libc.so.6
Thread 1 (Thread 0x7f9e64a80e40 (LWP 13743)):
#0 0x00007f9e68490afc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f9e6936ac4c in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2 0x00007f9e69367438 in QThreadPoolPrivate::waitForDone(QDeadlineTimer
const&) () at /usr/lib/libQt5Core.so.5
#3 0x00007f9e69367844 in QThreadPoolPrivate::waitForDone(int) () at
/usr/lib/libQt5Core.so.5
#4 0x00007f9e693678dd in QThreadPool::~QThreadPool() () at
/usr/lib/libQt5Core.so.5
#5 0x00007f9e4804d955 in () at
/usr/lib/qt/plugins/discover/flatpak-backend.so
#6 0x00007f9e4804da79 in () at
/usr/lib/qt/plugins/discover/flatpak-backend.so
#7 0x00007f9e6b50f66e in ResourcesModel::~ResourcesModel() () at
/usr/lib/plasma-discover/libDiscoverCommon.so
#8 0x00007f9e6b50f6da in ResourcesModel::~ResourcesModel() () at
/usr/lib/plasma-discover/libDiscoverCommon.so
#9 0x00007f9e6954c171 in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#10 0x00007f9e6a5e2e24 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#11 0x00007f9e6a5ea6e1 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#12 0x00007f9e69520e99 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#13 0x00007f9e69523f38 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#14 0x00007f9e69527e50 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#15 0x0000556d9003b6ca in ()
#16 0x00007f9e68f77223 in __libc_start_main () at /usr/lib/libc.so.6
#17 0x0000556d9003bc8e in _start ()
[Inferior 1 (process 13743) detached]
Reported using DrKonqi
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