https://bugs.kde.org/show_bug.cgi?id=399400
Bug ID: 399400
Summary: Plasma crashes when CUPS service is running
Product: plasmashell
Version: 5.13.3
Platform: Archlinux Packages
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: k...@davidedmundson.co.uk
Reporter: a...@mattenet.com
CC: plasma-b...@kde.org
Target Milestone: 1.0
Application: plasmashell (5.13.3)
Qt Version: 5.11.1
Frameworks Version: 5.48.0
Operating System: Linux 4.17.11-arch1 x86_64
Distribution: "Arch Linux"
-- Information about the crash:
- What I was doing when the application crashed:
starting the CUPS service manually (systemctl stast org.cups.cupsd.service).
While the service is running, I cannot start plasma, it crashes on startup.
When I stop the service, I can run plasma again.
The crash can be reproduced every time.
-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f52c5e19cc0 (LWP 655))]
Thread 8 (Thread 0x7f51fba43700 (LWP 924)):
#0 0x00007f52bef43ea9 in poll () at /usr/lib/libc.so.6
#1 0x00007f52b8aa0523 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f52b8aa063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3 0x00007f52bf860054 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4 0x00007f52bf80b94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5 0x00007f52bf654a99 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6 0x00007f51fe3f635a in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#7 0x00007f52bf65eb45 in () at /usr/lib/libQt5Core.so.5
#8 0x00007f52be7fc075 in start_thread () at /usr/lib/libpthread.so.0
#9 0x00007f52bef4e53f in clone () at /usr/lib/libc.so.6
Thread 7 (Thread 0x7f520dae8700 (LWP 908)):
#0 0x00007f52b8a9d332 in () at /usr/lib/libglib-2.0.so.0
#1 0x00007f52b8a9fe2a in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2 0x00007f52b8aa04c6 in () at /usr/lib/libglib-2.0.so.0
#3 0x00007f52b8aa063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#4 0x00007f52bf860054 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#5 0x00007f52bf80b94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#6 0x00007f52bf654a99 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7 0x00007f52c35ca23b in () at /usr/lib/libQt5Quick.so.5
#8 0x00007f52bf65eb45 in () at /usr/lib/libQt5Core.so.5
#9 0x00007f52be7fc075 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f52bef4e53f in clone () at /usr/lib/libc.so.6
Thread 6 (Thread 0x7f5219fdf700 (LWP 905)):
#0 0x00007f52be801ffc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f521aa681a4 in () at /usr/lib/dri/i965_dri.so
#2 0x00007f521aa67e98 in () at /usr/lib/dri/i965_dri.so
#3 0x00007f52be7fc075 in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007f52bef4e53f in clone () at /usr/lib/libc.so.6
Thread 5 (Thread 0x7f52a4f50700 (LWP 904)):
#0 0x00007f52be801ffc in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f52c5516aac in () at /usr/lib/libQt5Script.so.5
#2 0x00007f52c5516ac9 in () at /usr/lib/libQt5Script.so.5
#3 0x00007f52be7fc075 in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007f52bef4e53f in clone () at /usr/lib/libc.so.6
Thread 4 (Thread 0x7f52a75ef700 (LWP 837)):
#0 0x00007f52bef3f934 in read () at /usr/lib/libc.so.6
#1 0x00007f52b8ae5ed1 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f52b8a9fff8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3 0x00007f52b8aa04c6 in () at /usr/lib/libglib-2.0.so.0
#4 0x00007f52b8aa063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5 0x00007f52bf860054 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6 0x00007f52bf80b94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7 0x00007f52bf654a99 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8 0x00007f52c314d9c9 in () at /usr/lib/libQt5Qml.so.5
#9 0x00007f52bf65eb45 in () at /usr/lib/libQt5Core.so.5
#10 0x00007f52be7fc075 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f52bef4e53f in clone () at /usr/lib/libc.so.6
Thread 3 (Thread 0x7f52ad065700 (LWP 757)):
#0 0x00007f52bef3f934 in read () at /usr/lib/libc.so.6
#1 0x00007f52b8ae5ed1 in () at /usr/lib/libglib-2.0.so.0
#2 0x00007f52b8a9fff8 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3 0x00007f52b8aa04c6 in () at /usr/lib/libglib-2.0.so.0
#4 0x00007f52b8aa063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5 0x00007f52bf860054 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6 0x00007f52bf80b94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7 0x00007f52bf654a99 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8 0x00007f52c1b5f976 in () at /usr/lib/libQt5DBus.so.5
#9 0x00007f52bf65eb45 in () at /usr/lib/libQt5Core.so.5
#10 0x00007f52be7fc075 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f52bef4e53f in clone () at /usr/lib/libc.so.6
Thread 2 (Thread 0x7f52af433700 (LWP 679)):
#0 0x00007f52bef43ea9 in poll () at /usr/lib/libc.so.6
#1 0x00007f52c421a180 in () at /usr/lib/libxcb.so.1
#2 0x00007f52c421be4b in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3 0x00007f52b159222a in () at /usr/lib/libQt5XcbQpa.so.5
#4 0x00007f52bf65eb45 in () at /usr/lib/libQt5Core.so.5
#5 0x00007f52be7fc075 in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007f52bef4e53f in clone () at /usr/lib/libc.so.6
Thread 1 (Thread 0x7f52c5e19cc0 (LWP 655)):
[KCrash Handler]
#6 0x00007f51fe41634a in JobModel::updateJob(int, KCupsJob const&) () at
/usr/lib/libkcupslib.so
#7 0x00007f51fe4183e4 in JobModel::insertJob(int, KCupsJob const&) () at
/usr/lib/libkcupslib.so
#8 0x00007f51fe4188b0 in JobModel::getJobFinished(KCupsRequest*) () at
/usr/lib/libkcupslib.so
#9 0x00007f52bf8373d2 in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#10 0x00007f52c0e56a74 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#11 0x00007f52c0e5e341 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#12 0x00007f52bf80ccb9 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#13 0x00007f52bf80fd4c in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#14 0x00007f52bf860a54 in () at /usr/lib/libQt5Core.so.5
#15 0x00007f52b8aa0368 in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#16 0x00007f52b8aa05b1 in () at /usr/lib/libglib-2.0.so.0
#17 0x00007f52b8aa063e in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#18 0x00007f52bf860039 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#19 0x00007f52b1627722 in () at /usr/lib/libQt5XcbQpa.so.5
#20 0x00007f52bf80b94c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#21 0x00007f52bf813c46 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#22 0x000055ee7db2764e in ()
#23 0x00007f52bee7906b in __libc_start_main () at /usr/lib/libc.so.6
#24 0x000055ee7db27aca in _start ()
Reported using DrKonqi
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