Bug 397174

Summary: akonadi crashed while archiving inbox to tar.bz2
Product: [Applications] kmail2 Reporter: Alexander Miroshnichenko <alexminder>
Component: generalAssignee: kdepim bugs <pim-bugs-null>
Status: RESOLVED FIXED    
Severity: crash CC: alexminder, asturm
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.7.3   
Target Milestone: ---   
Platform: Gentoo Packages   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Alexander Miroshnichenko 2018-08-05 10:13:44 UTC 
Application: kmail (5.7.3)

Qt Version: 5.9.6
Frameworks Version: 5.46.0
Operating System: Linux 4.17.11.a-hardened x86_64
Distribution: "Gentoo Base System release 2.4.1"

-- Information about the crash:
- What I was doing when the application crashed:

I ran archiving INBOX to tar.bz2 file. After sometime akonadi crashed.

-- Backtrace:
Application: KMail (kmail), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x6c03d96b6980 (LWP 10440))]

Thread 28 (Thread 0x6c02970ae700 (LWP 10786)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0da9915 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0da9df7 in base::SequencedWorkerPool::Worker::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0daab91 in base::SimpleThread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#6  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 27 (Thread 0x6c02978af700 (LWP 10782)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0da9915 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0da9df7 in base::SequencedWorkerPool::Worker::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0daab91 in base::SimpleThread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#6  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 26 (Thread 0x6c031e724700 (LWP 10775)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03bca49cf4 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x6c03bcd313a0 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00006c03bca49d39 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#4  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 25 (Thread 0x6c03201f5700 (LWP 10762)):
#0  0x00006c03d66e9d29 in read () from /lib64/libc.so.6
#1  0x00006c03ca056130 in read (__nbytes=16, __buf=0x6c03201f49e0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x6c0388003560) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gwakeup.c:210
#3  0x00006c03ca00221e in g_main_context_check (context=context@entry=0x6c0318000d90, max_priority=2147483647, fds=fds@entry=0x6c0318001cb0, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3750
#4  0x00006c03ca00270c in g_main_context_iterate (context=context@entry=0x6c0318000d90, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3969
#5  0x00006c03ca0028cb in g_main_context_iteration (context=0x6c0318000d90, may_block=may_block@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4033
#6  0x00006c03d70b4c0b in QEventDispatcherGlib::processEvents (this=0x6c0318000cc0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00006c03d7058fca in QEventLoop::exec (this=this@entry=0x6c03201f4c20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#8  0x00006c03d6e8e4ea in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#9  0x00006c03d6e93545 in QThreadPrivate::start (arg=0x44cada52bb0) at thread/qthread_unix.cpp:368
#10 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#11 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 24 (Thread 0x6c0341ffb700 (LWP 10487)):
#0  0x00006c03d670a6fb in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00006c03d670c940 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00006c03b5cbc24e in fprintf (__fmt=0x6c03b5cd7ec8 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  event_log (msg=0x6c0341ffa370 "epoll_wait: \320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260", severity=2) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:251
#4  event_logv_ (severity=2, errstr=0x6c03d9749ac6 "\320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260", fmt=<optimized out>, ap=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:216
#5  0x00006c03b5cbc510 in event_warn (fmt=fmt@entry=0x6c03b5cd806c "epoll_wait") at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:127
#6  0x00006c03b5cbdfe0 in epoll_dispatch (base=0x6c032c001e30, tv=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/epoll.c:468
#7  0x00006c03b5cb1299 in event_base_loop (base=0x6c032c001e30, flags=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/event.c:1947
#8  0x00006c03c0d7a8e9 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00006c03c0dab156 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#14 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 23 (Thread 0x6c03427fc700 (LWP 10486)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0d9f369 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0d9f397 in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0d7a30b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00006c03c0dab156 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#9  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 22 (Thread 0x6c0342ffd700 (LWP 10485)):
#0  0x00006c03d66ee774 in poll () from /lib64/libc.so.6
#1  0x00006c03b7c9bb11 in poll (__timeout=-1, __nfds=3, __fds=0x6c0330007190) at /usr/include/bits/poll2.h:46
#2  poll_func (ufds=0x6c0330007190, nfds=3, timeout=-1, userdata=0x44ca641f2c0) at /var/tmp/portage/media-sound/pulseaudio-11.1-r1/work/pulseaudio-11.1/src/pulse/thread-mainloop.c:69
#3  0x00006c03b7c8c110 in pa_mainloop_poll (m=m@entry=0x44ca6556f40) at /var/tmp/portage/media-sound/pulseaudio-11.1-r1/work/pulseaudio-11.1/src/pulse/mainloop.c:844
#4  0x00006c03b7c8c7e8 in pa_mainloop_iterate (m=0x44ca6556f40, block=<optimized out>, retval=0x0) at /var/tmp/portage/media-sound/pulseaudio-11.1-r1/work/pulseaudio-11.1/src/pulse/mainloop.c:926
#5  0x00006c03b7c8c880 in pa_mainloop_run (m=0x44ca6556f40, retval=retval@entry=0x0) at /var/tmp/portage/media-sound/pulseaudio-11.1-r1/work/pulseaudio-11.1/src/pulse/mainloop.c:944
#6  0x00006c03b7c9ba49 in thread (userdata=0x44ca6460660) at /var/tmp/portage/media-sound/pulseaudio-11.1-r1/work/pulseaudio-11.1/src/pulse/thread-mainloop.c:100
#7  0x00006c03b02fe578 in internal_thread_func (userdata=0x44ca6557080) at /var/tmp/portage/media-sound/pulseaudio-11.1-r1/work/pulseaudio-11.1/src/pulsecore/thread-posix.c:81
#8  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#9  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x6c03437fe700 (LWP 10484)):
#0  0x00006c03cbeef31b in pthread_cond_timedwait () from /lib64/libpthread.so.0
#1  0x00006c03c0dd8202 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0d9f2ee in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0d7a35b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00006c03c0dab156 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#9  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x6c0343fff700 (LWP 10483)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c1531d70 in cc::SingleThreadTaskGraphRunner::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0daab91 in base::SimpleThread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#5  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x6c0360ff9700 (LWP 10482)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0d9f369 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0d9f397 in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0d7a30b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00006c03c0dab156 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#9  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x6c03617fa700 (LWP 10481)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0da9915 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0da9df7 in base::SequencedWorkerPool::Worker::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0daab91 in base::SimpleThread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#6  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x6c0361ffb700 (LWP 10480)):
#0  0x00006c03d670a6fb in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00006c03d670c940 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00006c03b5cbc24e in fprintf (__fmt=0x6c03b5cd7ec8 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  event_log (msg=0x6c0361ff9f90 "epoll_wait: \320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260", severity=2) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:251
#4  event_logv_ (severity=2, errstr=0x6c03d9749ac6 "\320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260", fmt=<optimized out>, ap=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:216
#5  0x00006c03b5cbc510 in event_warn (fmt=fmt@entry=0x6c03b5cd806c "epoll_wait") at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:127
#6  0x00006c03b5cbdfe0 in epoll_dispatch (base=0x6c0350001e10, tv=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/epoll.c:468
#7  0x00006c03b5cb1299 in event_base_loop (base=0x6c0350001e10, flags=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/event.c:1947
#8  0x00006c03c0d7a8e9 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00006c03c0631ad8 in content::BrowserThreadImpl::IOThreadRun(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00006c03c063208b in content::BrowserThreadImpl::Run(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00006c03c0dab208 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#16 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x6c03627fc700 (LWP 10479)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0d9f369 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0d9f397 in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0d7a30b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00006c03c0631a28 in content::BrowserThreadImpl::CacheThreadRun(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00006c03c063207b in content::BrowserThreadImpl::Run(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00006c03c0dab208 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#11 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x6c0362ffd700 (LWP 10478)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0d9f369 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0d9f397 in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0d7a30b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00006c03c0631978 in content::BrowserThreadImpl::ProcessLauncherThreadRun(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00006c03c063206b in content::BrowserThreadImpl::Run(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00006c03c0dab208 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#11 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x6c03637fe700 (LWP 10477)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0d9f369 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0d9f397 in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0d7a30b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00006c03c06318c8 in content::BrowserThreadImpl::FileUserBlockingThreadRun(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00006c03c063205b in content::BrowserThreadImpl::Run(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00006c03c0dab208 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#11 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x6c0363fff700 (LWP 10476)):
#0  0x00006c03d670a6fb in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00006c03d670c940 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00006c03b5cbc24e in fprintf (__fmt=0x6c03b5cd7ec8 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  event_log (msg=0x6c0363ffdf90 "epoll_wait: \320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260", severity=2) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:251
#4  event_logv_ (severity=2, errstr=0x6c03d9749ac6 "\320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260", fmt=<optimized out>, ap=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:216
#5  0x00006c03b5cbc510 in event_warn (fmt=fmt@entry=0x6c03b5cd806c "epoll_wait") at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:127
#6  0x00006c03b5cbdfe0 in epoll_dispatch (base=0x6c035c001e10, tv=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/epoll.c:468
#7  0x00006c03b5cb1299 in event_base_loop (base=0x6c035c001e10, flags=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/event.c:1947
#8  0x00006c03c0d7a8e9 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00006c03c0631818 in content::BrowserThreadImpl::FileThreadRun(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00006c03c063204b in content::BrowserThreadImpl::Run(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00006c03c0dab208 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#16 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x6c0380ff9700 (LWP 10475)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0d9f369 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0d9f397 in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0d7a30b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00006c03c0631768 in content::BrowserThreadImpl::DBThreadRun(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00006c03c063203b in content::BrowserThreadImpl::Run(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00006c03c0dab208 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#11 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x6c03817fa700 (LWP 10474)):
#0  0x00006c03cbeef31b in pthread_cond_timedwait () from /lib64/libpthread.so.0
#1  0x00006c03c0dd8202 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0dae419 in base::PosixDynamicThreadPool::WaitForTask() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0dae97b in base::(anonymous namespace)::WorkerThread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#6  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x6c0381ffb700 (LWP 10473)):
#0  0x00006c03cbeef31b in pthread_cond_timedwait () from /lib64/libpthread.so.0
#1  0x00006c03c0dd8202 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0dae419 in base::PosixDynamicThreadPool::WaitForTask() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0dae97b in base::(anonymous namespace)::WorkerThread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#6  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x6c03827fc700 (LWP 10472)):
#0  0x00006c03cbeeef02 in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00006c03c0d9f369 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00006c03c0d9f397 in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00006c03c0d7a30b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00006c03c0dab156 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#9  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x6c0382ffd700 (LWP 10471)):
#0  0x00006c03d6676ab9 in _IO_default_xsputn () from /lib64/libc.so.6
#1  0x00006c03d66456c4 in vfprintf () from /lib64/libc.so.6
#2  0x00006c03d6646a94 in buffered_vfprintf () from /lib64/libc.so.6
#3  0x00006c03d6643b5e in vfprintf () from /lib64/libc.so.6
#4  0x00006c03d670c999 in __fprintf_chk () from /lib64/libc.so.6
#5  0x00006c03b5cbc24e in fprintf (__fmt=0x6c03b5cd7ec8 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#6  event_log (msg=0x6c0382ffc370 "epoll_wait: \320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260", severity=2) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:251
#7  event_logv_ (severity=2, errstr=0x6c03d9749ac6 "\320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260", fmt=<optimized out>, ap=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:216
#8  0x00006c03b5cbc510 in event_warn (fmt=fmt@entry=0x6c03b5cd806c "epoll_wait") at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/log.c:127
#9  0x00006c03b5cbdfe0 in epoll_dispatch (base=0x6c0378001e30, tv=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/epoll.c:468
#10 0x00006c03b5cb1299 in event_base_loop (base=0x6c0378001e30, flags=<optimized out>) at /var/tmp/portage/dev-libs/libevent-2.1.8/work/libevent-2.1.8-stable/event.c:1947
#11 0x00006c03c0d7a93d in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00006c03c0d76bd8 in base::MessageLoop::RunHandler() () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00006c03c0d935bb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00006c03c0dab156 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00006c03c0da726b in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#16 0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#17 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x6c0395ebb700 (LWP 10462)):
#0  0x00006c03d66ee774 in poll () from /lib64/libc.so.6
#1  0x00006c03ca002766 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x6c03880049b0, timeout=<optimized out>, context=0x6c0388000bf0) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4271
#2  g_main_context_iterate (context=context@entry=0x6c0388000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3967
#3  0x00006c03ca0028cb in g_main_context_iteration (context=0x6c0388000bf0, may_block=may_block@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4033
#4  0x00006c03d70b4c0b in QEventDispatcherGlib::processEvents (this=0x6c0388000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00006c03d7058fca in QEventLoop::exec (this=this@entry=0x6c0395ebac20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00006c03d6e8e4ea in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#7  0x00006c03d6e93545 in QThreadPrivate::start (arg=0x44ca62cc880) at thread/qthread_unix.cpp:368
#8  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#9  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x6c03975b6700 (LWP 10447)):
#0  0x00006c03d66ee774 in poll () from /lib64/libc.so.6
#1  0x00006c03ca002766 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x6c0384009db0, timeout=<optimized out>, context=0x6c0384000bf0) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4271
#2  g_main_context_iterate (context=context@entry=0x6c0384000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3967
#3  0x00006c03ca0028cb in g_main_context_iteration (context=0x6c0384000bf0, may_block=may_block@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4033
#4  0x00006c03d70b4c0b in QEventDispatcherGlib::processEvents (this=0x6c0384000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00006c03d7058fca in QEventLoop::exec (this=this@entry=0x6c03975b5c20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00006c03d6e8e4ea in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#7  0x00006c03d6e93545 in QThreadPrivate::start (arg=0x44ca6186170) at thread/qthread_unix.cpp:368
#8  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#9  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x6c0397db7700 (LWP 10444)):
#0  0x00006c03ca002224 in g_main_context_check (context=context@entry=0x6c038c000bf0, max_priority=2147483647, fds=fds@entry=0x6c038c003ce0, n_fds=n_fds@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3759
#1  0x00006c03ca00270c in g_main_context_iterate (context=context@entry=0x6c038c000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3969
#2  0x00006c03ca0028cb in g_main_context_iteration (context=0x6c038c000bf0, may_block=may_block@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4033
#3  0x00006c03d70b4c0b in QEventDispatcherGlib::processEvents (this=0x6c038c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00006c03d7058fca in QEventLoop::exec (this=this@entry=0x6c0397db6c20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00006c03d6e8e4ea in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#6  0x00006c03d6e93545 in QThreadPrivate::start (arg=0x44ca60f12d0) at thread/qthread_unix.cpp:368
#7  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#8  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x6c039cc37700 (LWP 10443)):
#0  0x00006c03d66ee774 in poll () from /lib64/libc.so.6
#1  0x00006c03ca002766 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x6c0390004a10, timeout=<optimized out>, context=0x6c0390000bf0) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4271
#2  g_main_context_iterate (context=context@entry=0x6c0390000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3967
#3  0x00006c03ca0028cb in g_main_context_iteration (context=0x6c0390000bf0, may_block=may_block@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4033
#4  0x00006c03d70b4c0b in QEventDispatcherGlib::processEvents (this=0x6c0390000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00006c03d7058fca in QEventLoop::exec (this=this@entry=0x6c039cc36c20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00006c03d6e8e4ea in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#7  0x00006c03d6e93545 in QThreadPrivate::start (arg=0x44ca61a4670) at thread/qthread_unix.cpp:368
#8  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#9  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x6c039de48700 (LWP 10442)):
#0  0x00006c03d66ee774 in poll () from /lib64/libc.so.6
#1  0x00006c03ca002766 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x6c039802d8d0, timeout=<optimized out>, context=0x6c0398000bf0) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4271
#2  g_main_context_iterate (context=context@entry=0x6c0398000bf0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3967
#3  0x00006c03ca0028cb in g_main_context_iteration (context=0x6c0398000bf0, may_block=may_block@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4033
#4  0x00006c03d70b4c0b in QEventDispatcherGlib::processEvents (this=0x6c0398000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00006c03d7058fca in QEventLoop::exec (this=this@entry=0x6c039de47be0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00006c03d6e8e4ea in QThread::exec (this=this@entry=0x6c03d587d060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:515
#7  0x00006c03d5600e59 in QDBusConnectionManager::run (this=0x6c03d587d060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#8  0x00006c03d6e93545 in QThreadPrivate::start (arg=0x6c03d587d060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:368
#9  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#10 0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x6c03a9952700 (LWP 10441)):
#0  0x00006c03d66ee774 in poll () from /lib64/libc.so.6
#1  0x00006c03c96aa9e0 in poll (__timeout=-1, __nfds=1, __fds=0x6c03a9951b18) at /usr/include/bits/poll2.h:46
#2  _xcb_conn_wait (c=c@entry=0x44ca5bfabc0, cond=cond@entry=0x44ca5bfac00, vector=vector@entry=0x0, count=count@entry=0x0) at /var/tmp/portage/x11-libs/libxcb-1.13/work/libxcb-1.13/src/xcb_conn.c:479
#3  0x00006c03c96accd9 in xcb_wait_for_event (c=0x44ca5bfabc0) at /var/tmp/portage/x11-libs/libxcb-1.13/work/libxcb-1.13/src/xcb_in.c:697
#4  0x00006c03ab246059 in QXcbEventReader::run (this=0x44ca5c04710) at qxcbconnection.cpp:1330
#5  0x00006c03d6e93545 in QThreadPrivate::start (arg=0x44ca5c04710) at thread/qthread_unix.cpp:368
#6  0x00006c03cbee7a76 in start_thread () from /lib64/libpthread.so.0
#7  0x00006c03d66fad2f in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x6c03d96b6980 (LWP 10440)):
[KCrash Handler]
#6  0x00006c03d662917c in raise () from /lib64/libc.so.6
#7  0x00006c03d662afb5 in abort () from /lib64/libc.so.6
#8  0x00006c03d6a7a855 in __gnu_cxx::__verbose_terminate_handler () at /var/tmp/portage/sys-devel/gcc-7.3.0-r3/work/gcc-7.3.0/libstdc++-v3/libsupc++/vterminate.cc:95
#9  0x00006c03d6a778b6 in __cxxabiv1::__terminate (handler=<optimized out>) at /var/tmp/portage/sys-devel/gcc-7.3.0-r3/work/gcc-7.3.0/libstdc++-v3/libsupc++/eh_terminate.cc:47
#10 0x00006c03d6a77971 in std::terminate () at /var/tmp/portage/sys-devel/gcc-7.3.0-r3/work/gcc-7.3.0/libstdc++-v3/libsupc++/eh_terminate.cc:57
#11 0x00006c03d6a77d18 in __cxxabiv1::__cxa_throw (obj=obj@entry=0x6c03a4011d50, tinfo=0x6c03d0823310 <typeinfo for Akonadi::PayloadException>, dest=0x6c03d0491dd0 <Akonadi::PayloadException::~PayloadException()>) at /var/tmp/portage/sys-devel/gcc-7.3.0-r3/work/gcc-7.3.0/libstdc++-v3/libsupc++/eh_throw.cc:93
#12 0x00006c03d04995c6 in Akonadi::Item::throwPayloadException (this=this@entry=0x44cae439f88, spid=spid@entry=-1, mtid=mtid@entry=-1) at /var/tmp/portage/kde-apps/akonadi-17.12.3/work/akonadi-17.12.3/src/core/item.cpp:651
#13 0x00006c03d4d954a9 in Akonadi::Item::payload<QSharedPointer<KMime::Message> > (this=0x44cae439f88) at /usr/include/KF5/AkonadiCore/item.h:843
#14 MailCommon::BackupJob::processMessage (this=this@entry=0x6c03a4015fc0, item=...) at /var/tmp/portage/kde-apps/mailcommon-17.12.3/work/mailcommon-17.12.3/src/job/backupjob.cpp:255
#15 0x00006c03d4d95879 in MailCommon::BackupJob::itemFetchJobResult (this=0x6c03a4015fc0, job=0x6c03841c8ee0) at /var/tmp/portage/kde-apps/mailcommon-17.12.3/work/mailcommon-17.12.3/src/job/backupjob.cpp:295
#16 0x00006c03d7088217 in QtPrivate::QSlotObjectBase::call (a=0x7b47586a8570, r=0x6c03a4015fc0, this=0x44cae581110) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#17 QMetaObject::activate (sender=sender@entry=0x6c03841c8ee0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7b47586a8570) at kernel/qobject.cpp:3750
#18 0x00006c03d708874f in QMetaObject::activate (sender=sender@entry=0x6c03841c8ee0, m=m@entry=0x6c03d8728f00 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7b47586a8570) at kernel/qobject.cpp:3629
#19 0x00006c03d84d0884 in KJob::result (this=this@entry=0x6c03841c8ee0, _t1=<optimized out>, _t1@entry=0x6c03841c8ee0, _t2=...) at /var/tmp/portage/kde-frameworks/kcoreaddons-5.46.0/work/kcoreaddons-5.46.0_build/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:569
#20 0x00006c03d84d19c1 in KJob::finishJob (this=0x6c03841c8ee0, emitResult=<optimized out>) at /var/tmp/portage/kde-frameworks/kcoreaddons-5.46.0/work/kcoreaddons-5.46.0/src/lib/jobs/kjob.cpp:109
#21 0x00006c03d70957a4 in QtPrivate::QSlotObjectBase::call (a=0x7b47586a85e0, r=<optimized out>, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#22 QSingleShotTimer::timerEvent (this=0x44ca64b4ab0) at kernel/qtimer.cpp:318
#23 0x00006c03d7088eeb in QObject::event (this=0x44ca64b4ab0, e=<optimized out>) at kernel/qobject.cpp:1269
#24 0x00006c03d7d2709c in QApplicationPrivate::notify_helper (this=this@entry=0x44ca5bd1400, receiver=receiver@entry=0x44ca64b4ab0, e=e@entry=0x7b47586a8890) at kernel/qapplication.cpp:3722
#25 0x00006c03d7d2ef34 in QApplication::notify (this=0x7b47586a8fd0, receiver=0x44ca64b4ab0, e=0x7b47586a8890) at kernel/qapplication.cpp:3481
#26 0x00006c03d705a7e7 in QCoreApplication::notifyInternal2 (receiver=0x44ca64b4ab0, event=event@entry=0x7b47586a8890) at kernel/qcoreapplication.cpp:1024
#27 0x00006c03d70b3b2b in QCoreApplication::sendEvent (event=0x7b47586a8890, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:233
#28 QTimerInfoList::activateTimers (this=0x44ca5c2cd60) at kernel/qtimerinfo_unix.cpp:643
#29 0x00006c03d70b465d in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:182
#30 0x00006c03ca002567 in g_main_dispatch (context=0x6c03a4004ff0) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3234
#31 g_main_context_dispatch (context=context@entry=0x6c03a4004ff0) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3899
#32 0x00006c03ca0027c8 in g_main_context_iterate (context=context@entry=0x6c03a4004ff0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:3972
#33 0x00006c03ca0028cb in g_main_context_iteration (context=0x6c03a4004ff0, may_block=may_block@entry=1) at /var/tmp/portage/dev-libs/glib-2.52.3/work/glib-2.52.3/glib/gmain.c:4033
#34 0x00006c03d70b4bef in QEventDispatcherGlib::processEvents (this=0x44ca5c3e480, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#35 0x00006c03d7058fca in QEventLoop::exec (this=this@entry=0x7b47586a8b10, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#36 0x00006c03d7062454 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1297
#37 0x0000044c9faca7df in main (argc=<optimized out>, argv=<optimized out>) at /var/tmp/portage/kde-apps/kmail-17.12.3/work/kmail-17.12.3/src/main.cpp:156

Possible duplicates by query: bug 389500.

Reported using DrKonqi
Comment 1 Andreas Sturmlechner 2018-11-29 13:36:15 UTC 
Please test with 18.08.3.
Comment 2 Alexander Miroshnichenko 2018-12-06 15:14:49 UTC 
There are no more crash with kmail 5.9.3 (KDE Apps 18.08.3)