Bug 379331

Summary: Kontact sometimes crashes when going to Akregator
Product: [Applications] kontact Reporter: Alan Dacey Sr. <GrokIt>
Component: generalAssignee: kdepim bugs <kdepim-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash Keywords: drkonqi
Priority: NOR    
Version: 5.2.3   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Alan Dacey Sr. 2017-04-29 00:23:11 UTC 
Application: kontact (5.2.3)

Qt Version: 5.6.1
Frameworks Version: 5.28.0
Operating System: Linux 4.8.0-37-generic x86_64
Distribution: Ubuntu 16.10

-- Information about the crash:
- What I was doing when the application crashed:
Finished reading my mail. Wanted to read my news feeds. Clicked on the Akregator button in the Navigator toolbar and Kontact crashed. This happens from time to time but this is the first time I got a useful backtrace.

KDE Plasma 5.8.5
Qt 5.6.1
NVIDIA Driver Version: 378.13

More information on request

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f463a218900 (LWP 2218))]

Thread 29 (Thread 0x7f453affd700 (LWP 10893)):
#0  0x00007f46503e60bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f4649b509d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f45580018c0, timeout=<optimized out>, context=0x7f45580037a0) at ././glib/gmain.c:4228
#2  0x00007f4649b509d6 in g_main_context_iterate (context=context@entry=0x7f45580037a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
#3  0x00007f4649b50aec in g_main_context_iteration (context=0x7f45580037a0, may_block=1) at ././glib/gmain.c:3990
#4  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f464a37d6ca in start_thread (arg=0x7f453affd700) at pthread_create.c:333
#9  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 28 (Thread 0x7f453b7fe700 (LWP 10891)):
#0  0x00007f46503e60bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f4649b509d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f4594002270, timeout=<optimized out>, context=0x7f4594003ca0) at ././glib/gmain.c:4228
#2  0x00007f4649b509d6 in g_main_context_iterate (context=context@entry=0x7f4594003ca0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
#3  0x00007f4649b50aec in g_main_context_iteration (context=0x7f4594003ca0, may_block=1) at ././glib/gmain.c:3990
#4  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f464a37d6ca in start_thread (arg=0x7f453b7fe700) at pthread_create.c:333
#9  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 27 (Thread 0x7f453bfff700 (LWP 10889)):
#0  0x00007f4650cf5d99 in QMutex::unlock() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f4650f2ab51 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f4649b4fed9 in g_main_context_prepare (context=context@entry=0x7f4598000990, priority=priority@entry=0x7f453bffeb80) at ././glib/gmain.c:3501
#3  0x00007f4649b508fb in g_main_context_iterate (context=context@entry=0x7f4598000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3909
#4  0x00007f4649b50aec in g_main_context_iteration (context=0x7f4598000990, may_block=1) at ././glib/gmain.c:3990
#5  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f464a37d6ca in start_thread (arg=0x7f453bfff700) at pthread_create.c:333
#10 0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 26 (Thread 0x7f4557fff700 (LWP 8954)):
#0  0x00007f46503e1c8d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f4649b94c80 in read (__nbytes=16, __buf=0x7f4557ffeaa0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007f4649b94c80 in g_wakeup_acknowledge (wakeup=0x7f45a00027a0) at ././glib/gwakeup.c:210
#3  0x00007f4649b50485 in g_main_context_check (context=context@entry=0x7f458c003570, max_priority=2147483647, fds=fds@entry=0x7f458c003630, n_fds=n_fds@entry=1) at ././glib/gmain.c:3707
#4  0x00007f4649b50974 in g_main_context_iterate (context=context@entry=0x7f458c003570, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3926
#5  0x00007f4649b50aec in g_main_context_iteration (context=0x7f458c003570, may_block=1) at ././glib/gmain.c:3990
#6  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f464a37d6ca in start_thread (arg=0x7f4557fff700) at pthread_create.c:333
#11 0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 25 (Thread 0x7f45a75de700 (LWP 8918)):
#0  0x00007f4649b96044 in g_mutex_unlock (mutex=0x7f4590003850) at ././glib/gthread-posix.c:1348
#1  0x00007f4649b508ee in g_main_context_iterate (context=context@entry=0x7f4590003850, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3907
#2  0x00007f4649b50aec in g_main_context_iteration (context=0x7f4590003850, may_block=1) at ././glib/gmain.c:3990
#3  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f464a37d6ca in start_thread (arg=0x7f45a75de700) at pthread_create.c:333
#8  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 24 (Thread 0x7f45a7ddf700 (LWP 8916)):
#0  0x00007f4649b96044 in g_mutex_unlock (mutex=0x7f459c003ca0) at ././glib/gthread-posix.c:1348
#1  0x00007f4649b5098a in g_main_context_iterate (context=context@entry=0x7f459c003ca0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3931
#2  0x00007f4649b50aec in g_main_context_iteration (context=0x7f459c003ca0, may_block=1) at ././glib/gmain.c:3990
#3  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f464a37d6ca in start_thread (arg=0x7f45a7ddf700) at pthread_create.c:333
#8  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 23 (Thread 0x7f45b552d700 (LWP 8914)):
#0  0x00007f4649b50588 in g_main_context_dispatch (context=context@entry=0x7f45b0104f90) at ././glib/gmain.c:3862
#1  0x00007f4649b50a40 in g_main_context_iterate (context=context@entry=0x7f45b0104f90, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3929
#2  0x00007f4649b50aec in g_main_context_iteration (context=0x7f45b0104f90, may_block=1) at ././glib/gmain.c:3990
#3  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f464a37d6ca in start_thread (arg=0x7f45b552d700) at pthread_create.c:333
#8  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 22 (Thread 0x7f45b652f700 (LWP 8912)):
#0  0x00007f4649b96029 in g_mutex_lock (mutex=mutex@entry=0x7f45ac003ca0) at ././glib/gthread-posix.c:1336
#1  0x00007f4649b4fee5 in g_main_context_prepare (context=context@entry=0x7f45ac003ca0, priority=priority@entry=0x7f45b652eb80) at ././glib/gmain.c:3504
#2  0x00007f4649b508fb in g_main_context_iterate (context=context@entry=0x7f45ac003ca0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3909
#3  0x00007f4649b50aec in g_main_context_iteration (context=0x7f45ac003ca0, may_block=1) at ././glib/gmain.c:3990
#4  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f464a37d6ca in start_thread (arg=0x7f45b652f700) at pthread_create.c:333
#9  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 21 (Thread 0x7f458b1c0700 (LWP 8910)):
#0  0x00007f4649b96029 in g_mutex_lock (mutex=mutex@entry=0x7f45840038a0) at ././glib/gthread-posix.c:1336
#1  0x00007f4649b4fa04 in g_main_context_release (context=0x7f45840038a0) at ././glib/gmain.c:3303
#2  0x00007f4649b5098a in g_main_context_iterate (context=context@entry=0x7f45840038a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3931
#3  0x00007f4649b50aec in g_main_context_iteration (context=0x7f45840038a0, may_block=1) at ././glib/gmain.c:3990
#4  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f464a37d6ca in start_thread (arg=0x7f458b1c0700) at pthread_create.c:333
#9  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 20 (Thread 0x7f4588d52700 (LWP 8908)):
#0  0x00007f46503e60bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f4649b509d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f4580000c30, timeout=<optimized out>, context=0x7f4580003920) at ././glib/gmain.c:4228
#2  0x00007f4649b509d6 in g_main_context_iterate (context=context@entry=0x7f4580003920, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
#3  0x00007f4649b50aec in g_main_context_iteration (context=0x7f4580003920, may_block=1) at ././glib/gmain.c:3990
#4  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f464a37d6ca in start_thread (arg=0x7f4588d52700) at pthread_create.c:333
#9  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 19 (Thread 0x7f457bfff700 (LWP 8906)):
#0  0x00007f46503e1c8d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f4649b94c80 in read (__nbytes=16, __buf=0x7f457bffeaa0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007f4649b94c80 in g_wakeup_acknowledge (wakeup=0x7f456c002410) at ././glib/gwakeup.c:210
#3  0x00007f4649b50485 in g_main_context_check (context=context@entry=0x7f4574003aa0, max_priority=2147483647, fds=fds@entry=0x7f4574002c70, n_fds=n_fds@entry=1) at ././glib/gmain.c:3707
#4  0x00007f4649b50974 in g_main_context_iterate (context=context@entry=0x7f4574003aa0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3926
#5  0x00007f4649b50aec in g_main_context_iteration (context=0x7f4574003aa0, may_block=1) at ././glib/gmain.c:3990
#6  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f464a37d6ca in start_thread (arg=0x7f457bfff700) at pthread_create.c:333
#11 0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 18 (Thread 0x7f457b7fe700 (LWP 8904)):
#0  0x00007f4649b508ac in g_main_context_iterate (context=context@entry=0x7f456c003570, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3936
#1  0x00007f4649b50aec in g_main_context_iteration (context=0x7f456c003570, may_block=1) at ././glib/gmain.c:3990
#2  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f464a37d6ca in start_thread (arg=0x7f457b7fe700) at pthread_create.c:333
#7  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 17 (Thread 0x7f457a093700 (LWP 3212)):
#0  0x00007f4650da9712 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f4650f29039 in QTimerInfoList::updateCurrentTime() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f4650f295e5 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f4650f2a99e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4649b4fed9 in g_main_context_prepare (context=context@entry=0x7f4564000990, priority=priority@entry=0x7f457a092b80) at ././glib/gmain.c:3501
#5  0x00007f4649b508fb in g_main_context_iterate (context=context@entry=0x7f4564000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3909
#6  0x00007f4649b50aec in g_main_context_iteration (context=0x7f4564000990, may_block=1) at ././glib/gmain.c:3990
#7  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f464a37d6ca in start_thread (arg=0x7f457a093700) at pthread_create.c:333
#12 0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 16 (Thread 0x7f457a996700 (LWP 3185)):
#0  0x00007f4649b508b8 in g_main_context_iterate (context=context@entry=0x7f4570000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3936
#1  0x00007f4649b50aec in g_main_context_iteration (context=0x7f4570000990, may_block=1) at ././glib/gmain.c:3990
#2  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f464a37d6ca in start_thread (arg=0x7f457a996700) at pthread_create.c:333
#7  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 15 (Thread 0x7f458a9bf700 (LWP 2947)):
#0  0x00007f46503e60bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f4649b509d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f457c003220, timeout=<optimized out>, context=0x7f457c000990) at ././glib/gmain.c:4228
#2  0x00007f4649b509d6 in g_main_context_iterate (context=context@entry=0x7f457c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
#3  0x00007f4649b50aec in g_main_context_iteration (context=0x7f457c000990, may_block=1) at ././glib/gmain.c:3990
#4  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f464a37d6ca in start_thread (arg=0x7f458a9bf700) at pthread_create.c:333
#9  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 14 (Thread 0x7f45b4b0e700 (LWP 2751)):
#0  0x00007f46503e1c8d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f4649b94c80 in read (__nbytes=16, __buf=0x7f45b4b0daa0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007f4649b94c80 in g_wakeup_acknowledge (wakeup=0x7f45ac002360) at ././glib/gwakeup.c:210
#3  0x00007f4649b50485 in g_main_context_check (context=context@entry=0x7f45a0000990, max_priority=2147483647, fds=fds@entry=0x7f45a0003220, n_fds=n_fds@entry=1) at ././glib/gmain.c:3707
#4  0x00007f4649b50974 in g_main_context_iterate (context=context@entry=0x7f45a0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3926
#5  0x00007f4649b50aec in g_main_context_iteration (context=0x7f45a0000990, may_block=1) at ././glib/gmain.c:3990
#6  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f464a37d6ca in start_thread (arg=0x7f45b4b0e700) at pthread_create.c:333
#11 0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 13 (Thread 0x7f45b5d2e700 (LWP 2745)):
#0  0x00007f4649b96029 in g_mutex_lock (mutex=mutex@entry=0x7f45a8000990) at ././glib/gthread-posix.c:1336
#1  0x00007f4649b4fdb7 in g_main_context_prepare (context=context@entry=0x7f45a8000990, priority=priority@entry=0x7f45b5d2db80) at ././glib/gmain.c:3439
#2  0x00007f4649b508fb in g_main_context_iterate (context=context@entry=0x7f45a8000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3909
#3  0x00007f4649b50aec in g_main_context_iteration (context=0x7f45a8000990, may_block=1) at ././glib/gmain.c:3990
#4  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f464a37d6ca in start_thread (arg=0x7f45b5d2e700) at pthread_create.c:333
#9  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 12 (Thread 0x7f45dba04700 (LWP 2342)):
#0  0x00007f464a3834d0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f464e0bdda3 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f464e3de591 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f464a37d6ca in start_thread (arg=0x7f45dba04700) at pthread_create.c:333
#4  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 11 (Thread 0x7f45dc205700 (LWP 2341)):
#0  0x00007f464a3834d0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f464e0bdda3 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f464e3de591 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f464a37d6ca in start_thread (arg=0x7f45dc205700) at pthread_create.c:333
#4  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 10 (Thread 0x7f45dca06700 (LWP 2340)):
#0  0x00007f464a3834d0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f464e0bdda3 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f464e3de591 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f464a37d6ca in start_thread (arg=0x7f45dca06700) at pthread_create.c:333
#4  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 9 (Thread 0x7f45dd207700 (LWP 2339)):
#0  0x00007f464a3834d0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f464e0bdda3 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f464e3de591 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f464a37d6ca in start_thread (arg=0x7f45dd207700) at pthread_create.c:333
#4  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 8 (Thread 0x7f45dda08700 (LWP 2338)):
#0  0x00007f464a3834d0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f464e0bdda3 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f464e3de591 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f464a37d6ca in start_thread (arg=0x7f45dda08700) at pthread_create.c:333
#4  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 7 (Thread 0x7f45de209700 (LWP 2337)):
#0  0x00007f464a3834d0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f464e0bdda3 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f464e3de591 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f464a37d6ca in start_thread (arg=0x7f45de209700) at pthread_create.c:333
#4  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 6 (Thread 0x7f45e5970700 (LWP 2336)):
#0  0x00007f464a3834d0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f464e0bcd74 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f464e3de591 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f464a37d6ca in start_thread (arg=0x7f45e5970700) at pthread_create.c:333
#4  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 5 (Thread 0x7f45e6771700 (LWP 2290)):
#0  0x00007f4649b96044 in g_mutex_unlock (mutex=0x7f45e0000990) at ././glib/gthread-posix.c:1348
#1  0x00007f4649b508ee in g_main_context_iterate (context=context@entry=0x7f45e0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3907
#2  0x00007f4649b50aec in g_main_context_iteration (context=0x7f45e0000990, may_block=1) at ././glib/gmain.c:3990
#3  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f464a37d6ca in start_thread (arg=0x7f45e6771700) at pthread_create.c:333
#8  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7f462ddec700 (LWP 2262)):
#0  0x00007f464a3834d0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f464e3ae96b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#2  0x00007f464e3ae9a9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebKit.so.5
#3  0x00007f464a37d6ca in start_thread (arg=0x7f462ddec700) at pthread_create.c:333
#4  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7f462effd700 (LWP 2257)):
#0  0x00007f46503e60bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f4649b509d6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f46280172a0, timeout=<optimized out>, context=0x7f4628000990) at ././glib/gmain.c:4228
#2  0x00007f4649b509d6 in g_main_context_iterate (context=context@entry=0x7f4628000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3924
#3  0x00007f4649b50aec in g_main_context_iteration (context=0x7f4628000990, may_block=1) at ././glib/gmain.c:3990
#4  0x00007f4650f2b4ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f4650cf8d43 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f4653206575 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f464a37d6ca in start_thread (arg=0x7f462effd700) at pthread_create.c:333
#10 0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7f46374c3700 (LWP 2223)):
#0  0x00007f46503e60bd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f464a9a9c62 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f464a9ab8d7 in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f4639e48299 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f4650cfdc68 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f464a37d6ca in start_thread (arg=0x7f46374c3700) at pthread_create.c:333
#6  0x00007f46503f20af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f463a218900 (LWP 2218)):
[KCrash Handler]
#6  0x00007f4650eddcce in QMetaObject::cast(QObject*) const () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f458946ade9 in Akregator::FrameManager::saveProperties(KConfigGroup&) () at /usr/lib/x86_64-linux-gnu/libakregatorprivate.so.5
#8  0x00007f4589954ac9 in Akregator::MainWidget::saveProperties(KConfigGroup&) () at /usr/lib/x86_64-linux-gnu/qt5/plugins/akregatorpart.so
#9  0x00007f458994d14d in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/akregatorpart.so
#10 0x00007f45899695e5 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/akregatorpart.so
#11 0x00007f4650f03699 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f4651a608ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f4651a65d4f in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f4650ed53b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f4650ed733c in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f4650f2b083 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f4649b507d7 in g_main_dispatch (context=0x7f46300016f0) at ././glib/gmain.c:3203
#18 0x00007f4649b507d7 in g_main_context_dispatch (context=context@entry=0x7f46300016f0) at ././glib/gmain.c:3856
#19 0x00007f4649b50a40 in g_main_context_iterate (context=context@entry=0x7f46300016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3929
#20 0x00007f4649b50aec in g_main_context_iteration (context=0x7f46300016f0, may_block=1) at ././glib/gmain.c:3990
#21 0x00007f4650f2b48f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f4650ed30fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f4650edb90c in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x000055f2ddf3f2bf in  ()
#25 0x00007f465030a3f1 in __libc_start_main (main=0x55f2ddf3e320, argc=3, argv=0x7ffd0f90aea8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd0f90ae98) at ../csu/libc-start.c:291
#26 0x000055f2ddf3f7ca in _start ()

Reported using DrKonqi
Comment 1 Christoph Feck 2017-05-07 12:37:33 UTC 

*** This bug has been marked as a duplicate of bug 378513 ***