Bug 414058

Application: plasmashell (5.17.2)

Qt Version: 5.13.1
Frameworks Version: 5.63.0
Operating System: Linux 4.19.81-1-MANJARO x86_64
Distribution: Manjaro Linux

-- Information about the crash:
What I was doing when the application crashed:
- Updated system (#sudo pacman -Syyu)
- Restart
- Crashed immediately after login on

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 0x7f05df858c80 (LWP 892))]

Thread 10 (Thread 0x7f05abfff700 (LWP 1134)):
#0  0x00007f05e41209ef in poll () at /usr/lib/libc.so.6
#1  0x00007f05e2807170 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f05e2807241 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f05e46c7a1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f05e466e4ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f05e44a0385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f05bccdf13b in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#7  0x00007f05e44a15b0 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f05be7fe700 (LWP 1084)):
#0  0x00007f05e411c42c in read () at /usr/lib/libc.so.6
#1  0x00007f05e27b79f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f05e2805a31 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f05e2807118 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f05e2807241 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f05e46c7a1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f05e466e4ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f05e44a0385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f05e60a16eb in  () at /usr/lib/libQt5Quick.so.5
#9  0x00007f05e44a15b0 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f05bffff700 (LWP 1081)):
#0  0x00007f05e3999c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f05e44a7660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f05e44a7752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f05e612cdad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f05e612d05e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f05e44a15b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f05c5c8c700 (LWP 1074)):
#0  0x00007f05e3999c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f05e44a7660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f05e44a7752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f05e612cdad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f05e612d05e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f05e44a15b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f05c7e2a700 (LWP 1061)):
#0  0x00007f05e3999c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f05e44a7660 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f05e44a7752 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f05e612cdad in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f05e612d05e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f05e44a15b0 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f05ce29b700 (LWP 968)):
#0  0x00007f05e3999c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f05ce95450c in  () at /usr/lib/dri/i965_dri.so
#2  0x00007f05ce954108 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f05dc99d700 (LWP 962)):
#0  0x00007f05e27b7479 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f05e2805197 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#2  0x00007f05e2807201 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f05e2807241 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f05e46c7a1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f05e466e4ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f05e44a0385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f05e5dc1849 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f05e44a15b0 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f05ddc65700 (LWP 909)):
#0  0x00007f05e40b1b8c in __libc_disable_asynccancel () at /usr/lib/libc.so.6
#1  0x00007f05e4120a03 in poll () at /usr/lib/libc.so.6
#2  0x00007f05e2807170 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f05e2807241 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f05e46c7a1c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f05e466e4ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f05e44a0385 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f05e4f41b37 in  () at /usr/lib/libQt5DBus.so.5
#8  0x00007f05e44a15b0 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f05dea51700 (LWP 907)):
#0  0x00007f05e41209ef in poll () at /usr/lib/libc.so.6
#1  0x00007f05e6533630 in  () at /usr/lib/libxcb.so.1
#2  0x00007f05e65352db in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f05df405101 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f05e44a15b0 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f05e39934cf in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f05e412b2d3 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f05df858c80 (LWP 892)):
[KCrash Handler]
#6  0x00007f05bccfee78 in JobModel::updateJob(int, KCupsJob const&) () at /usr/lib/libkcupslib.so
#7  0x00007f05bcd00fec in JobModel::insertJob(int, KCupsJob const&) () at /usr/lib/libkcupslib.so
#8  0x00007f05bcd014c0 in JobModel::getJobFinished(KCupsRequest*) () at /usr/lib/libkcupslib.so
#9  0x00007f05e469c44a in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#10 0x00007f05e51ae4f5 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f05e51b7e11 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#12 0x00007f05e466f9c2 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#13 0x00007f05e4672739 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#14 0x00007f05e46c8404 in  () at /usr/lib/libQt5Core.so.5
#15 0x00007f05e28053ee in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#16 0x00007f05e2807201 in  () at /usr/lib/libglib-2.0.so.0
#17 0x00007f05e2807241 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#18 0x00007f05e46c7a03 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#19 0x00007f05e466e4ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#20 0x00007f05e4676326 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#21 0x000055bba1f93dc9 in  ()
#22 0x00007f05e4053153 in __libc_start_main () at /usr/lib/libc.so.6
#23 0x000055bba1f9422e in _start ()
[Inferior 1 (process 892) detached]

Possible duplicates by query: bug 413909, bug 412269, bug 411870, bug 410847, bug 410570.

Reported using DrKonqi