Application: kontact (5.2.3)

Qt Version: 5.5.1
Operating System: Linux 4.1.36-44-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
after update, restart computer, start Kontact, it crashes
- Custom settings of the application:
many profiles, many email account, many many filter that no longer works, and all akonadi folder are simlinked to a different drive

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff3b8ccb7c0 (LWP 2064))]

Thread 22 (Thread 0x7ff309ffb700 (LWP 2598)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 21 (Thread 0x7ff30affd700 (LWP 2594)):
#0  0x00007ff3b5905cd9 in read () at /lib64/libc.so.6
#1  0x00007ff3ae4abb60 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff3ae46a999 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff3ae46adf8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7  0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7ff30b7fe700 (LWP 2593)):
#0  0x00007ff3b5909bfd in poll () at /lib64/libc.so.6
#1  0x00007ff3ae46ae64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7ff30bfff700 (LWP 2587)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7ff318ff9700 (LWP 2585)):
#0  0x00007ff3ae46ae64 in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#7  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7ff3197fa700 (LWP 2584)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7ff319ffb700 (LWP 2583)):
#0  0x00007ff3b5909bfd in poll () at /lib64/libc.so.6
#1  0x00007ff3ae46ae64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7ff31a7fc700 (LWP 2582)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7ff31affd700 (LWP 2581)):
#0  0x00007ff3ae4accf9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007ff3ae46a387 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7ff31b7fe700 (LWP 2578)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7ff32c97f700 (LWP 2575)):
#0  0x00007ff3ae46ae4a in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#7  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7ff32d180700 (LWP 2531)):
#0  0x00007ff3ae4682ca in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007ff3ae46a530 in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7ff32e391700 (LWP 2514)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7ff32eb92700 (LWP 2510)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7ff335f0c700 (LWP 2179)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7ff33670d700 (LWP 2178)):
#0  0x00007ffe5e341b26 in clock_gettime ()
#1  0x00007ff3b591ec7d in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff3b62cc7d6 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007ff3b644c3b9 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b644c945 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b644db5e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3ae46a4ad in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007ff3ae46ad80 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7ff3477fe700 (LWP 2106)):
#0  0x00007ff3aec8c03f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff3b2f33733 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007ff3b3255031 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7ff347fff700 (LWP 2105)):
#0  0x00007ff3aec8c03f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff3b2f3275d in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007ff3b3255031 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7ff34ed0c700 (LWP 2094)):
#0  0x00007ff3b5909bfd in poll () at /lib64/libc.so.6
#1  0x00007ff3ae46ae64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ff3b644dd8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3b621661a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7ff393cbf700 (LWP 2079)):
#0  0x00007ff3aec8c03f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff3b3226733 in  () at /usr/lib64/libQt5WebKit.so.5
#2  0x00007ff3b3226759 in  () at /usr/lib64/libQt5WebKit.so.5
#3  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7ff39cf2b700 (LWP 2067)):
#0  0x00007ff3b5909bfd in poll () at /lib64/libc.so.6
#1  0x00007ff3af0ab422 in  () at /usr/lib64/libxcb.so.1
#2  0x00007ff3af0ad00f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007ff39f07b3c9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007ff3b621b32f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007ff3aec880a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007ff3b591202d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7ff3b8ccb7c0 (LWP 2064)):
[KCrash Handler]
#6  0x00007ff3b58620c7 in raise () at /lib64/libc.so.6
#7  0x00007ff3b5863478 in abort () at /lib64/libc.so.6
#8  0x00007ff3b589f784 in  () at /lib64/libc.so.6
#9  0x00007ff3b58a5026 in malloc_printerr () at /lib64/libc.so.6
#10 0x00007ff3b58a5d53 in _int_free () at /lib64/libc.so.6
#11 0x00007ff3b0b9a5f0 in KConfigSkeletonItem::~KConfigSkeletonItem() () at /usr/lib64/libKF5ConfigCore.so.5
#12 0x00007ff3b0ba12b8 in KCoreConfigSkeleton::ItemString::~ItemString() () at /usr/lib64/libKF5ConfigCore.so.5
#13 0x00007ff3b0b9b4ee in KCoreConfigSkeleton::~KCoreConfigSkeleton() () at /usr/lib64/libKF5ConfigCore.so.5
#14 0x00007ff33cd5df29 in MessageComposer::MessageComposerSettings::~MessageComposerSettings() () at /usr/lib64/libKF5MessageComposer.so.5
#15 0x00007ff33cd5e222 in  () at /usr/lib64/libKF5MessageComposer.so.5
#16 0x00007ff3b5864b39 in __run_exit_handlers () at /lib64/libc.so.6
#17 0x00007ff3b5864b85 in  () at /lib64/libc.so.6
#18 0x00007ff33d7df063 in MailCommon::Kernel::emergencyExit(QString const&) () at /usr/lib64/libKF5MailCommon.so.5
#19 0x00007ff33d7df64a in MailCommon::Kernel::createDefaultCollectionDone(KJob*) () at /usr/lib64/libKF5MailCommon.so.5
#20 0x00007ff3b642673f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#21 0x00007ff3b7a865e2 in KJob::result(KJob*, KJob::QPrivateSignal) () at /usr/lib64/libKF5CoreAddons.so.5
#22 0x00007ff3b7a86e4f in KJob::finishJob(bool) () at /usr/lib64/libKF5CoreAddons.so.5
#23 0x00007ff3b4f2bbce in  () at /usr/lib64/libKF5AkonadiCore.so.5
#24 0x00007ff3b4f2ea28 in  () at /usr/lib64/libKF5AkonadiCore.so.5
#25 0x00007ff3b6426cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#26 0x00007ff3b7a865e2 in KJob::result(KJob*, KJob::QPrivateSignal) () at /usr/lib64/libKF5CoreAddons.so.5
#27 0x00007ff3b7a86e4f in KJob::finishJob(bool) () at /usr/lib64/libKF5CoreAddons.so.5
#28 0x00007ff3b4f24535 in  () at /usr/lib64/libKF5AkonadiCore.so.5
#29 0x00007ff3b6426cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#30 0x00007ff3b6433f22 in QTimer::timerEvent(QTimerEvent*) () at /usr/lib64/libQt5Core.so.5
#31 0x00007ff3b64278bc in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#32 0x00007ff3b732de7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#33 0x00007ff3b7332cc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#34 0x00007ff3b63f6e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#35 0x00007ff3b644d77d in QTimerInfoList::activateTimers() () at /usr/lib64/libQt5Core.so.5
#36 0x00007ff3b644daa1 in  () at /usr/lib64/libQt5Core.so.5
#37 0x00007ff3ae46ac84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#38 0x00007ff3ae46aed8 in  () at /usr/lib64/libglib-2.0.so.0
#39 0x00007ff3ae46af7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#40 0x00007ff3b644dd6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#41 0x00007ff3b63f4d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#42 0x00007ff3b63fc8f6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#43 0x0000000000404771 in main(int, char**) (argc=1, argv=0x7ffe5e223238) at /usr/src/debug/kdepim-16.04.3/kontact/src/main.cpp:223

Reported using DrKonqi