Bug 416251

Summary: Plasma started to crash very very often every day.
Product: [Plasma] plasmashell Reporter: Aleksey Kontsevich <akontsevich>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DOWNSTREAM    
Severity: crash CC: nate, plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.17.5   
Target Milestone: 1.0   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Aleksey Kontsevich 2020-01-14 14:43:10 UTC 
Application: plasmashell (5.17.5)

Qt Version: 5.13.1
Frameworks Version: 5.65.0
Operating System: Linux 5.4.7-1-default x86_64
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
- What I was doing when the application crashed:

Browsing waterfox

- Unusual behavior I noticed:

Recent days plasma started to crash very very often every day.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f74845670c0 (LWP 1962))]

Thread 13 (Thread 0x7f7445420700 (LWP 4555)):
#0  0x00007f74855d060c in read () at /lib64/libc.so.6
#1  0x00007f744ce0a0f1 in pa_read () at /usr/lib64/pulseaudio/libpulsecommon-13.0.so
#2  0x00007f744ce96a0e in pa_mainloop_prepare () at /usr/lib64/libpulse.so.0
#3  0x00007f744ce974b0 in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#4  0x00007f744ce97570 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#5  0x00007f744cea5439 in  () at /usr/lib64/libpulse.so.0
#6  0x00007f744ce37c78 in  () at /usr/lib64/pulseaudio/libpulsecommon-13.0.so
#7  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#8  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f74470cf700 (LWP 2947)):
#0  0x00007f7481a6ef99 in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f7481a7056c in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f7481a717b3 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f7481a7221b in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f7481a7240f in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f74832bba2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f748326415b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007f748309c011 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f744c3bf6e8 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#9  0x00007f748309d192 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#11 0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f744d83f700 (LWP 2882)):
#0  0x00007f7481abd5e9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f7481a71887 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f7481a7221b in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f7481a7240f in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f74832bba2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f748326415b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f748309c011 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f744f2c4cb5 in  () at /usr/lib64/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#8  0x00007f748309d192 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#10 0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f744ffff700 (LWP 2782)):
#0  0x00007f7481a72260 in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f7481a7240f in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f74832bba2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f748326415b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f748309c011 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f7484c990c6 in  () at /usr/lib64/libQt5Quick.so.5
#6  0x00007f748309d192 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#8  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f7465297700 (LWP 2772)):
#0  0x00007f74855d4bdf in poll () at /lib64/libc.so.6
#1  0x00007f7481a722ee in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f7481a7240f in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f74832bba2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f748326415b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f748309c011 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f748309d192 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#8  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f7466d96700 (LWP 2769)):
#0  0x00007f74827476a5 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f7475eba05b in  () at /usr/lib64/dri/nouveau_dri.so
#2  0x00007f7475eb9ec7 in  () at /usr/lib64/dri/nouveau_dri.so
#3  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#4  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f7467597700 (LWP 2768)):
#0  0x00007f74827476a5 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f7475eba05b in  () at /usr/lib64/dri/nouveau_dri.so
#2  0x00007f7475eb9ec7 in  () at /usr/lib64/dri/nouveau_dri.so
#3  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#4  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f7474cc6700 (LWP 2767)):
#0  0x00007f74827476a5 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f7475eba05b in  () at /usr/lib64/dri/nouveau_dri.so
#2  0x00007f7475eb9ec7 in  () at /usr/lib64/dri/nouveau_dri.so
#3  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#4  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f74754c7700 (LWP 2766)):
#0  0x00007f74827476a5 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f7475eba05b in  () at /usr/lib64/dri/nouveau_dri.so
#2  0x00007f7475eb9ec7 in  () at /usr/lib64/dri/nouveau_dri.so
#3  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#4  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f7477fff700 (LWP 2751)):
#0  0x00007f7481abd5e9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f7481a71887 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f7481a7221b in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f7481a7240f in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f74832bba2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f748326415b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f748309c011 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f74849a53b5 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f748309d192 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#10 0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f747e307700 (LWP 1974)):
#0  0x00007f7481a72424 in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f74832bba2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f748326415b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f748309c011 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#4  0x00007f7483b9f4f6 in  () at /usr/lib64/libQt5DBus.so.5
#5  0x00007f748309d192 in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#7  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f747ee9f700 (LWP 1967)):
#0  0x00007f74855d4bdf in poll () at /lib64/libc.so.6
#1  0x00007f7485115752 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f748511640a in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f747f0eafb0 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f748309d192 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f7482740f2a in start_thread () at /lib64/libpthread.so.0
#6  0x00007f74855df4af in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f74845670c0 (LWP 1962)):
[KCrash Handler]
#6  0x00007f744c7564da in ZypperWrapper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib64/qt5/qml/org/kde/plasma/private/twupdater/libtwupdaterplugin.so
#7  0x00007f7483290568 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#8  0x00007f74831e0357 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f74831e06c2 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f7483290568 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f748329ce81 in QSocketNotifier::activated(int, QSocketNotifier::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#12 0x00007f748329d1c1 in QSocketNotifier::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#13 0x00007f7483e29c62 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#14 0x00007f7483e331e0 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#15 0x00007f74832655f2 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#16 0x00007f74832bc615 in  () at /usr/lib64/libQt5Core.so.5
#17 0x00007f7481a71ff8 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#18 0x00007f7481a72380 in  () at /usr/lib64/libglib-2.0.so.0
#19 0x00007f7481a7240f in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#20 0x00007f74832bba11 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#21 0x00007f748326415b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#22 0x00007f748326bdc2 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#23 0x000055ff0194869b in  ()
#24 0x00007f7485506e0b in __libc_start_main () at /lib64/libc.so.6
#25 0x000055ff019492da in _start ()
[Inferior 1 (process 1962) detached]

Possible duplicates by query: bug 416249, bug 416215, bug 416195, bug 416192, bug 416162.

Reported using DrKonqi
Comment 1 Nate Graham 2020-01-16 16:11:38 UTC 
> #6  0x00007f744c7564da in ZypperWrapper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib64/qt5/qml/org/kde/plasma/private/twupdater/libtwupdaterplugin.so

Crashing in openSUSE code; please report this to openSUSE at https://bugzilla.opensuse.org/
Comment 2 Aleksey Kontsevich 2020-01-16 17:15:52 UTC 
Reported here: https://github.com/ConteZero/tw-updater-plasmoid/issues/3