Bug 388007

Summary: Korganizer synchronization
Product: [Frameworks and Libraries] Akonadi Reporter: Heiko Stark <heiko>
Component: serverAssignee: kdepim bugs <pim-bugs-null>
Status: RESOLVED FIXED    
Severity: crash Keywords: drkonqi
Priority: NOR    
Version First Reported In: 5.4.3   
Target Milestone: ---   
Platform: Mageia RPMs   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Heiko Stark 2017-12-18 10:17:36 UTC 
Application: akonadiserver (5.4.3)

Qt Version: 5.6.2
Frameworks Version: 5.32.0
Operating System: Linux 4.9.56-server-1.mga6 x86_64
Distribution: "Mageia 6"

-- Information about the crash:
- Custom settings of the application:

The korganizer database is stored in a dropbox. I was able to detect synchronization problems with simultaneous access to the dropbox of multiple computers.

-- Backtrace:
Application: Akonadi Server (akonadiserver), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7943f0b800 (LWP 1249))]

Thread 33 (Thread 0x7f78b7fff700 (LWP 1303)):
#0  0x00007f794b456ff8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f794cd58d46 in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007f794cd54764 in QThreadPoolThread::run() () at /lib64/libQt5Core.so.5
#3  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#4  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#5  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 32 (Thread 0x7f78e4ff9700 (LWP 1302)):
#0  0x00007f794b456ff8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f794cd58d46 in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007f794cd54764 in QThreadPoolThread::run() () at /lib64/libQt5Core.so.5
#3  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#4  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#5  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 31 (Thread 0x7f78e57fa700 (LWP 1301)):
#0  0x00007f794b456ff8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f794cd58d46 in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007f794cd54764 in QThreadPoolThread::run() () at /lib64/libQt5Core.so.5
#3  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#4  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#5  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 30 (Thread 0x7f78e5ffb700 (LWP 1300)):
#0  0x00007f794b456ff8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f794cd58d46 in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007f794cd54764 in QThreadPoolThread::run() () at /lib64/libQt5Core.so.5
#3  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#4  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#5  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 29 (Thread 0x7f78e67fc700 (LWP 1299)):
#0  0x00007f794b456ff8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f794cd58d46 in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007f794cd54764 in QThreadPoolThread::run() () at /lib64/libQt5Core.so.5
#3  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#4  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#5  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 28 (Thread 0x7f78e6ffd700 (LWP 1289)):
#0  0x00007f794c44992d in read () at /lib64/libc.so.6
#1  0x00007f7946825073 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#2  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#3  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#4  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#5  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#6  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#8  0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#9  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#11 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 27 (Thread 0x7f78e77fe700 (LWP 1287)):
#0  0x00007f794c44e00d in poll () at /lib64/libc.so.6
#1  0x00007f7949473c94 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#7  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#8  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 26 (Thread 0x7f78e7fff700 (LWP 1286)):
#0  0x00007f794b459a7a in __lll_unlock_wake () at /lib64/libpthread.so.0
#1  0x00007f794b454f2f in pthread_mutex_unlock () at /lib64/libpthread.so.0
#2  0x00007f794821eb65 in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#5  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#6  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#7  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#9  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#12 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#14 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 25 (Thread 0x7f78ecff9700 (LWP 1285)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f794822423b in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f79468250f1 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 24 (Thread 0x7f78ed7fa700 (LWP 1284)):
#0  0x00007f794d95d3b5 in __tls_get_addr () at /lib64/ld-linux-x86-64.so.2
#1  0x00007f794cd56fa6 in QThreadData::current(bool) () at /lib64/libQt5Core.so.5
#2  0x00007f794cf6d49a in postEventSourcePrepare(_GSource*, int*) () at /lib64/libQt5Core.so.5
#3  0x00007f794947322d in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#4  0x00007f7949473bc3 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#5  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#6  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#8  0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#9  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#10 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#11 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 23 (Thread 0x7f78edffb700 (LWP 1283)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 22 (Thread 0x7f78ee7fc700 (LWP 1282)):
#0  0x00007f794b459a7a in __lll_unlock_wake () at /lib64/libpthread.so.0
#1  0x00007f794b454f2f in pthread_mutex_unlock () at /lib64/libpthread.so.0
#2  0x00007f794821eb65 in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f794822423b in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f79468250f1 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#5  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#6  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#7  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#9  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#12 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#14 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 21 (Thread 0x7f78eeffd700 (LWP 1280)):
#0  0x00007f794b459a7a in __lll_unlock_wake () at /lib64/libpthread.so.0
#1  0x00007f794b454f2f in pthread_mutex_unlock () at /lib64/libpthread.so.0
#2  0x00007f794821eb65 in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#5  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#6  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#7  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#9  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#12 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#14 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7f78ef7fe700 (LWP 1278)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7f78effff700 (LWP 1277)):
#0  0x00007f794c44e00d in poll () at /lib64/libc.so.6
#1  0x00007f7949473c94 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#7  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#8  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7f7928ff9700 (LWP 1274)):
#0  0x00007f794b459a7a in __lll_unlock_wake () at /lib64/libpthread.so.0
#1  0x00007f794b454f2f in pthread_mutex_unlock () at /lib64/libpthread.so.0
#2  0x00007f794821eb65 in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#5  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#6  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#7  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#9  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#12 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#14 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7f79297fa700 (LWP 1270)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f794822423b in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f79468250f1 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7f7929ffb700 (LWP 1269)):
#0  0x00007f794b459a7a in __lll_unlock_wake () at /lib64/libpthread.so.0
#1  0x00007f794b454f2f in pthread_mutex_unlock () at /lib64/libpthread.so.0
#2  0x00007f794821eb65 in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#5  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#6  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#7  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#9  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#12 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#14 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f792a7fc700 (LWP 1267)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f794822423b in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f79468250f1 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f792affd700 (LWP 1265)):
#0  0x00007f79494b8974 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007f7949472cde in g_main_context_acquire () at /lib64/libglib-2.0.so.0
#2  0x00007f7949473b65 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#9  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f792b7fe700 (LWP 1264)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f792bfff700 (LWP 1263)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f794822423b in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f79468250f1 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f7930ff9700 (LWP 1262)):
#0  0x00007f79494b8974 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007f7949473da6 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#2  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#3  0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#5  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#6  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#7  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f79317fa700 (LWP 1261)):
#0  0x00007f794b459a7a in __lll_unlock_wake () at /lib64/libpthread.so.0
#1  0x00007f794b454f2f in pthread_mutex_unlock () at /lib64/libpthread.so.0
#2  0x00007f794821eb65 in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#5  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#6  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#7  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#9  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#12 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#14 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f7931ffb700 (LWP 1260)):
#0  0x00007f794c45ad47 in recv () at /lib64/libc.so.6
#1  0x00007f7941193ad9 in vio_read () at /lib64/libmysqlclient.so.18
#2  0x00007f7941193b64 in vio_read_buff () at /lib64/libmysqlclient.so.18
#3  0x00007f7941177aed in my_real_read(st_net*, unsigned long*, char) () at /lib64/libmysqlclient.so.18
#4  0x00007f79411786c1 in my_net_read_packet () at /lib64/libmysqlclient.so.18
#5  0x00007f794116d01e in cli_safe_read () at /lib64/libmysqlclient.so.18
#6  0x00007f794116d6d9 in cli_read_change_user_result () at /lib64/libmysqlclient.so.18
#7  0x00007f794116f6fd in run_plugin_auth () at /lib64/libmysqlclient.so.18
#8  0x00007f7941171522 in mysql_real_connect () at /lib64/libmysqlclient.so.18
#9  0x00007f794db43bff in QMYSQLDriver::open(QString const&, QString const&, QString const&, QString const&, int, QString const&) () at /usr/lib64/qt5/plugins/sqldrivers/libqsqlmysql.so
#10 0x00007f794d989f00 in QSqlDatabase::open() () at /lib64/libQt5Sql.so.5
#11 0x0000000000492c80 in Akonadi::Server::DataStore::open() ()
#12 0x0000000000491e6b in Akonadi::Server::DataStore::database() ()
#13 0x0000000000480dba in Akonadi::Server::Collection::retrieveFiltered(QString const&, QVariant const&) ()
#14 0x0000000000441941 in Akonadi::Server::SearchManager::searchUpdateTimeout() ()
#15 0x00007f794cf4690c in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#16 0x00007f794cf526a8 in QTimer::timerEvent(QTimerEvent*) () at /lib64/libQt5Core.so.5
#17 0x00007f794cf4736b in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#18 0x00007f794cf1b613 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#19 0x00007f794cf6cd6e in QTimerInfoList::activateTimers() () at /lib64/libQt5Core.so.5
#20 0x00007f794cf6d2a1 in timerSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#21 0x00007f7949473ac7 in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#22 0x00007f7949473cf8 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#23 0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#24 0x00007f794cf6de06 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#25 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#26 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#27 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#28 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#29 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f79327fc700 (LWP 1259)):
#0  0x00007f794b456c4f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f794cd58dfb in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x000000000043ab02 in Akonadi::Server::SearchTaskManager::searchLoop() ()
#3  0x00007f794cf52439 in QSingleShotTimer::timerEvent(QTimerEvent*) () at /lib64/libQt5Core.so.5
#4  0x00007f794cf4736b in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#5  0x00007f794cf1b613 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#6  0x00007f794cf6cd6e in QTimerInfoList::activateTimers() () at /lib64/libQt5Core.so.5
#7  0x00007f794cf6d2a1 in timerSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#8  0x00007f7949473ac7 in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473cf8 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#10 0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#11 0x00007f794cf6de06 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#13 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#14 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#15 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#16 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f7932ffd700 (LWP 1258)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f79337fe700 (LWP 1257)):
#0  0x00007f794b459a7a in __lll_unlock_wake () at /lib64/libpthread.so.0
#1  0x00007f794b454f2f in pthread_mutex_unlock () at /lib64/libpthread.so.0
#2  0x00007f794821eb65 in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#5  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#6  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#7  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#9  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#12 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#14 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f7933fff700 (LWP 1256)):
#0  0x00007f794b4599dc in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007f794b453ab6 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007f794821ee4c in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f7948223d81 in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f7948224298 in  () at /usr/lib64/nvidia-current/libGL.so.1
#5  0x00007f7946825102 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#6  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#14 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#15 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f7940941700 (LWP 1255)):
#0  0x00007f794b459a7a in __lll_unlock_wake () at /lib64/libpthread.so.0
#1  0x00007f794b454f2f in pthread_mutex_unlock () at /lib64/libpthread.so.0
#2  0x00007f794821eb65 in  () at /usr/lib64/nvidia-current/libGL.so.1
#3  0x00007f794822423b in  () at /usr/lib64/nvidia-current/libGL.so.1
#4  0x00007f79468250f1 in  () at /usr/lib64/nvidia-current/tls/libnvidia-tls.so.384.98
#5  0x00007f79494b7690 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#6  0x00007f794947379e in g_main_context_check () at /lib64/libglib-2.0.so.0
#7  0x00007f7949473c38 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#8  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#9  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#12 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#14 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f7941142700 (LWP 1254)):
[KCrash Handler]
#6  0x00007f794c397818 in raise () at /lib64/libc.so.6
#7  0x00007f794c398f2a in abort () at /lib64/libc.so.6
#8  0x00007f794c9bd76d in __gnu_cxx::__verbose_terminate_handler() () at /lib64/libstdc++.so.6
#9  0x00007f794c9bb7b6 in __cxxabiv1::__terminate(void (*)()) () at /lib64/libstdc++.so.6
#10 0x00007f794c9bb801 in  () at /lib64/libstdc++.so.6
#11 0x00007f794c9bba38 in  () at /lib64/libstdc++.so.6
#12 0x00007f794d26ce4a in std::enable_if<std::is_integral<unsigned char>::value, Akonadi::Protocol::DataStream>::type& Akonadi::Protocol::DataStream::operator<< <unsigned char>(unsigned char) () at /lib64/libKF5AkonadiPrivate.so.5
#13 0x00007f794d27077b in Akonadi::Protocol::ItemChangeNotificationPrivate::serialize(Akonadi::Protocol::DataStream&) const () at /lib64/libKF5AkonadiPrivate.so.5
#14 0x00007f794d2591f4 in Akonadi::Protocol::serialize(QIODevice*, Akonadi::Protocol::Command const&) () at /lib64/libKF5AkonadiPrivate.so.5
#15 0x00000000004f1699 in Akonadi::Server::NotificationSubscriber::writeCommand(long long, Akonadi::Protocol::Command const&) ()
#16 0x0000000000511eea in Akonadi::Server::NotificationSubscriber::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) ()
#17 0x00007f794cf473aa in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#18 0x00007f794cf1b613 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#19 0x00007f794cf1d44b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#20 0x00007f794cf6d9f3 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#21 0x00007f7949473ac7 in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#22 0x00007f7949473cf8 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#23 0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#24 0x00007f794cf6de06 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#25 0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#26 0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#27 0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#28 0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#29 0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f794212d700 (LWP 1250)):
#0  0x00007f794c44e00d in poll () at /lib64/libc.so.6
#1  0x00007f7949473c94 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f794cf6de2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f794cd533bc in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f794d1b7635 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#7  0x00007f794cd57ff9 in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f794b45166d in start_thread () at /lib64/libpthread.so.0
#9  0x00007f794c459e4d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f7943f0b800 (LWP 1249)):
#0  0x00007f794c44e00d in poll () at /lib64/libc.so.6
#1  0x00007f7949473c94 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007f7949473d9c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f794cf6de06 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f794cf1949a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f794cf217e1 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#6  0x0000000000421132 in main ()

Reported using DrKonqi
Comment 1 Christoph Feck 2018-01-01 17:35:22 UTC 
Fixed in KDEPIM 5.5.0.