Bug 385053 - Kmail crash
Summary: Kmail crash
Status: RESOLVED UPSTREAM
Alias: None
Product: kmail2
Classification: Applications
Component: general (show other bugs)
Version: 5.5.2
Platform: openSUSE Linux
: NOR crash
Target Milestone: ---
Assignee: kdepim bugs
URL:
Keywords: drkonqi
Depends on:
Blocks:
 
Reported: 2017-09-25 12:30 UTC by Falko Meyser
Modified: 2019-05-14 00:41 UTC (History)
1 user (show)

See Also:
Latest Commit:
Version Fixed In:


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Description Falko Meyser 2017-09-25 12:30:29 UTC
Application: kmail (5.5.2)

Qt Version: 5.6.2
Frameworks Version: 5.32.0
Operating System: Linux 4.4.87-25-default x86_64
Distribution: "openSUSE Leap 42.3"

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

I started kmail.Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fef5732b940 (LWP 17334))]

Thread 22 (Thread 0x7feeef7f5700 (LWP 17366)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef4117dd10 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef4116b7bb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef4116ba35 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef41168327 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef42a431ca in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef42a434e1 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef42a435d2 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#13 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x7feeefff6700 (LWP 17365)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41322189 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef4132294d in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef41323170 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x7feef87f8700 (LWP 17364)):
#0  0x00007fef5446620d in poll () from /lib64/libc.so.6
#1  0x00007fef3993b0a1 in ?? () from /usr/lib64/libpulse.so.0
#2  0x00007fef3992c76c in pa_mainloop_poll () from /usr/lib64/libpulse.so.0
#3  0x00007fef3992cdde in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007fef3992ce90 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007fef3993b006 in ?? () from /usr/lib64/libpulse.so.0
#6  0x00007fef34699408 in ?? () from /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#7  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7feef8ff9700 (LWP 17363)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7feef97fa700 (LWP 17362)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef40d1e979 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41323170 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#5  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7feef9ffb700 (LWP 17361)):
#0  0x00007fef5447aeab in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fef5447ca46 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007fef38377fdf in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007fef383781b7 in event_warn () from /usr/lib64/libevent-2.0.so.5
#4  0x00007fef3837c468 in ?? () from /usr/lib64/libevent-2.0.so.5
#5  0x00007fef38368477 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#6  0x00007fef412d884e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#12 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7feefa7fc700 (LWP 17360)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7feefaffd700 (LWP 17359)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7feefb7fe700 (LWP 17358)):
#0  0x00007fef5440591c in __strcmp_sse2 () from /lib64/libc.so.6
#1  0x00007fef543b3487 in transcmp () from /lib64/libc.so.6
#2  0x00007fef5446bc50 in tfind () from /lib64/libc.so.6
#3  0x00007fef543b42f7 in __dcigettext () from /lib64/libc.so.6
#4  0x00007fef54405dde in strerror_r () from /lib64/libc.so.6
#5  0x00007fef54405d1f in strerror () from /lib64/libc.so.6
#6  0x00007fef383781a2 in event_warn () from /usr/lib64/libevent-2.0.so.5
#7  0x00007fef3837c468 in ?? () from /usr/lib64/libevent-2.0.so.5
#8  0x00007fef38368477 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#9  0x00007fef412d884e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fef409b0c95 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007fef409b0dab in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#16 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#17 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7feefbfff700 (LWP 17357)):
#0  0x00007ffcb1ffedb9 in gettimeofday ()
#1  0x00007fef38364fee in ?? () from /usr/lib64/libevent-2.0.so.5
#2  0x00007fef3836845e in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#3  0x00007fef412d884e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef409b0c15 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef409b0e0b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7fef04ff9700 (LWP 17356)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef409b0b95 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef409b0dfb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7fef057fa700 (LWP 17355)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef409b0b15 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef409b0deb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7fef05ffb700 (LWP 17354)):
#0  0x00007fef5447aeab in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fef5447ca46 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007fef38377fdf in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007fef383781b7 in event_warn () from /usr/lib64/libevent-2.0.so.5
#4  0x00007fef3837c468 in ?? () from /usr/lib64/libevent-2.0.so.5
#5  0x00007fef38368477 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#6  0x00007fef412d88e1 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef409b0a95 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef409b0ddb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#14 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7fef067fc700 (LWP 17353)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef409b0a15 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef409b0dcb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7fef07fff700 (LWP 17350)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7fef0cba2700 (LWP 17349)):
#0  0x00007fef38377f34 in ?? () from /usr/lib64/libevent-2.0.so.5
#1  0x00007fef383781b7 in event_warn () from /usr/lib64/libevent-2.0.so.5
#2  0x00007fef3837c468 in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007fef38368477 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#4  0x00007fef412d884e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7fef17fff700 (LWP 17339)):
#0  0x00007fef54d72e83 in socketNotifierSourcePrepare (timeout=0x7fef17ffead4) at kernel/qeventdispatcher_glib.cpp:63
#1  0x00007fef499c595d in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fef499c6230 in ?? () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#4  0x00007fef54d731ab in QEventDispatcherGlib::processEvents (this=0x7fef100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#5  0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7fef17ffec90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#6  0x00007fef54b5bf5a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:500
#7  0x00007fef54b60a29 in QThreadPrivate::start (arg=0x1561920) at thread/qthread_unix.cpp:365
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7fef24800700 (LWP 17338)):
#0  0x00007ffcb1ffeb62 in clock_gettime ()
#1  0x00007fef5447b576 in clock_gettime () from /lib64/libc.so.6
#2  0x00007fef54c0ba46 in qt_clock_gettime (ts=0x7fef247ffa20, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:102
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:153
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:162
#5  0x00007fef54d71809 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fef1c002ed0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007fef54d71d85 in QTimerInfoList::timerWait (this=0x7fef1c002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:381
#7  0x00007fef54d72f7e in timerSourcePrepareHelper (timeout=0x7fef247ffad4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:126
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fef247ffad4) at kernel/qeventdispatcher_glib.cpp:159
#9  0x00007fef499c595d in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#10 0x00007fef499c6230 in ?? () from /usr/lib64/libglib-2.0.so.0
#11 0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#12 0x00007fef54d731ab in QEventDispatcherGlib::processEvents (this=0x7fef1c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#13 0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7fef247ffc90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#14 0x00007fef54b5bf5a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:500
#15 0x00007fef54b60a29 in QThreadPrivate::start (arg=0x158c430) at thread/qthread_unix.cpp:365
#16 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#17 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fef25683700 (LWP 17337)):
#0  0x00007fef499c5e00 in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fef499c62a8 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fef54d731ab in QEventDispatcherGlib::processEvents (this=0x7fef180008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7fef25682c90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#5  0x00007fef54b5bf5a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:500
#6  0x00007fef54b60a29 in QThreadPrivate::start (arg=0x15c90e0) at thread/qthread_unix.cpp:365
#7  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fef26894700 (LWP 17336)):
#0  0x00007ffcb1ffeb62 in clock_gettime ()
#1  0x00007fef5447b576 in clock_gettime () from /lib64/libc.so.6
#2  0x00007fef54c0ba46 in qt_clock_gettime (ts=0x7fef268939f0, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:102
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:153
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:162
#5  0x00007fef54d71809 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fef20002ed0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007fef54d71d85 in QTimerInfoList::timerWait (this=0x7fef20002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:381
#7  0x00007fef54d72f7e in timerSourcePrepareHelper (timeout=0x7fef26893aa4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:126
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fef26893aa4) at kernel/qeventdispatcher_glib.cpp:159
#9  0x00007fef499c595d in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#10 0x00007fef499c6230 in ?? () from /usr/lib64/libglib-2.0.so.0
#11 0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#12 0x00007fef54d731ab in QEventDispatcherGlib::processEvents (this=0x7fef200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#13 0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7fef26893c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#14 0x00007fef54b5bf5a in QThread::exec (this=this@entry=0x7fef5366ece0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:500
#15 0x00007fef53405295 in QDBusConnectionManager::run (this=0x7fef5366ece0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:189
#16 0x00007fef54b60a29 in QThreadPrivate::start (arg=0x7fef5366ece0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:365
#17 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#18 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fef2ea54700 (LWP 17335)):
#0  0x00007fef5446620d in poll () from /lib64/libc.so.6
#1  0x00007fef476943e2 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007fef47695fcf in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007fef305370d9 in QXcbEventReader::run (this=0x114a320) at qxcbconnection.cpp:1331
#4  0x00007fef54b60a29 in QThreadPrivate::start (arg=0x114a320) at thread/qthread_unix.cpp:365
#5  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fef5732b940 (LWP 17334)):
[KCrash Handler]
#6  QSortFilterProxyModelPrivate::proxy_to_source (this=0x1892d10, proxy_index=...) at itemmodels/qsortfilterproxymodel.cpp:378
#7  0x00007fef54cebf4d in QSortFilterProxyModel::mapToSource (this=<optimized out>, proxyIndex=...) at itemmodels/qsortfilterproxymodel.cpp:2752
#8  0x00007fef54ceb0f8 in QSortFilterProxyModel::data (this=<optimized out>, index=..., role=11) at itemmodels/qsortfilterproxymodel.cpp:1966
#9  0x00007fef55c59fa4 in QAccessibleTableCell::text (this=0x1adec90, t=<optimized out>) at accessible/itemviews.cpp:1088
#10 0x00007fef3058ee58 in AtSpiAdaptor::accessibleInterface (this=this@entry=0x1602be0, interface=interface@entry=0x1adec90, function=..., message=..., connection=...) at linuxaccessibility/atspiadaptor.cpp:1408
#11 0x00007fef30593a5c in AtSpiAdaptor::handleMessage (this=0x1602be0, message=..., connection=...) at linuxaccessibility/atspiadaptor.cpp:1276
#12 0x00007fef53414a88 in QDBusConnectionPrivate::activateObject (this=0x7fef2001a160, node=..., msg=..., pathStartPos=27) at qdbusintegrator.cpp:1434
#13 0x00007fef534172be in QDBusActivateObjectEvent::placeMetaCall (this=0x7fef20085f30) at qdbusintegrator.cpp:1593
#14 0x00007fef54d4de26 in QObject::event (this=0x1602be0, e=<optimized out>) at kernel/qobject.cpp:1256
#15 0x00007fef55a2328c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1602be0, e=0x7fef20085f30) at kernel/qapplication.cpp:3804
#16 0x00007fef55a278ea in QApplication::notify (this=0x7ffcb1f899a0, receiver=0x1602be0, e=0x7fef20085f30) at kernel/qapplication.cpp:3561
#17 0x00007fef54d22be5 in QCoreApplication::notifyInternal2 (receiver=0x1602be0, event=event@entry=0x7fef20085f30) at kernel/qcoreapplication.cpp:1015
#18 0x00007fef54d249ca in QCoreApplication::sendEvent (event=0x7fef20085f30, receiver=<optimized out>) at kernel/qcoreapplication.h:225
#19 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x112b900) at kernel/qcoreapplication.cpp:1650
#20 0x00007fef54d24f78 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1508
#21 0x00007fef54d73b03 in postEventSourceDispatch (s=0x1183840) at kernel/qeventdispatcher_glib.cpp:270
#22 0x00007fef499c6134 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#23 0x00007fef499c6388 in ?? () from /usr/lib64/libglib-2.0.so.0
#24 0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#25 0x00007fef54d7318c in QEventDispatcherGlib::processEvents (this=0x117a680, flags=...) at kernel/qeventdispatcher_glib.cpp:417
#26 0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7ffcb1f892d0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#27 0x00007fef54d28ae6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1285
#28 0x00007fef552658ec in QGuiApplication::exec () at kernel/qguiapplication.cpp:1607
#29 0x00007fef55a20495 in QApplication::exec () at kernel/qapplication.cpp:2979
#30 0x00000000004039cd in main (argc=1, argv=0x7ffcb1f89bd8) at /usr/src/debug/kmail-17.04.2/src/main.cpp:161

The crash can be reproduced every time.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fef5732b940 (LWP 17334))]

Thread 22 (Thread 0x7feeef7f5700 (LWP 17366)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef4117dd10 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef4116b7bb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef4116ba35 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef41168327 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef42a431ca in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef42a434e1 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef42a435d2 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#13 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x7feeefff6700 (LWP 17365)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41322189 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef4132294d in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef41323170 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x7feef87f8700 (LWP 17364)):
#0  0x00007fef5446620d in poll () from /lib64/libc.so.6
#1  0x00007fef3993b0a1 in ?? () from /usr/lib64/libpulse.so.0
#2  0x00007fef3992c76c in pa_mainloop_poll () from /usr/lib64/libpulse.so.0
#3  0x00007fef3992cdde in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007fef3992ce90 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007fef3993b006 in ?? () from /usr/lib64/libpulse.so.0
#6  0x00007fef34699408 in ?? () from /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#7  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7feef8ff9700 (LWP 17363)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7feef97fa700 (LWP 17362)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef40d1e979 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41323170 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#5  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7feef9ffb700 (LWP 17361)):
#0  0x00007fef5447aeab in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fef5447ca46 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007fef38377fdf in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007fef383781b7 in event_warn () from /usr/lib64/libevent-2.0.so.5
#4  0x00007fef3837c468 in ?? () from /usr/lib64/libevent-2.0.so.5
#5  0x00007fef38368477 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#6  0x00007fef412d884e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#12 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7feefa7fc700 (LWP 17360)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7feefaffd700 (LWP 17359)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7feefb7fe700 (LWP 17358)):
#0  0x00007fef5440591c in __strcmp_sse2 () from /lib64/libc.so.6
#1  0x00007fef543b3487 in transcmp () from /lib64/libc.so.6
#2  0x00007fef5446bc50 in tfind () from /lib64/libc.so.6
#3  0x00007fef543b42f7 in __dcigettext () from /lib64/libc.so.6
#4  0x00007fef54405dde in strerror_r () from /lib64/libc.so.6
#5  0x00007fef54405d1f in strerror () from /lib64/libc.so.6
#6  0x00007fef383781a2 in event_warn () from /usr/lib64/libevent-2.0.so.5
#7  0x00007fef3837c468 in ?? () from /usr/lib64/libevent-2.0.so.5
#8  0x00007fef38368477 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#9  0x00007fef412d884e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fef409b0c95 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007fef409b0dab in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#16 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#17 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7feefbfff700 (LWP 17357)):
#0  0x00007ffcb1ffedb9 in gettimeofday ()
#1  0x00007fef38364fee in ?? () from /usr/lib64/libevent-2.0.so.5
#2  0x00007fef3836845e in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#3  0x00007fef412d884e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef409b0c15 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef409b0e0b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7fef04ff9700 (LWP 17356)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef409b0b95 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef409b0dfb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7fef057fa700 (LWP 17355)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef409b0b15 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef409b0deb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7fef05ffb700 (LWP 17354)):
#0  0x00007fef5447aeab in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fef5447ca46 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007fef38377fdf in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007fef383781b7 in event_warn () from /usr/lib64/libevent-2.0.so.5
#4  0x00007fef3837c468 in ?? () from /usr/lib64/libevent-2.0.so.5
#5  0x00007fef38368477 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#6  0x00007fef412d88e1 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef409b0a95 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef409b0ddb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#14 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7fef067fc700 (LWP 17353)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef409b0a15 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef409b0dcb in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#11 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7fef07fff700 (LWP 17350)):
#0  0x00007fef4a1e50bf in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fef41318cbf in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fef41318d94 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fef412fb62b in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7fef0cba2700 (LWP 17349)):
#0  0x00007fef38377f34 in ?? () from /usr/lib64/libevent-2.0.so.5
#1  0x00007fef383781b7 in event_warn () from /usr/lib64/libevent-2.0.so.5
#2  0x00007fef3837c468 in ?? () from /usr/lib64/libevent-2.0.so.5
#3  0x00007fef38368477 in event_base_loop () from /usr/lib64/libevent-2.0.so.5
#4  0x00007fef412d884e in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fef4130bc12 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fef412f76b5 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fef413234f0 in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fef4131fece in ?? () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#10 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7fef17fff700 (LWP 17339)):
#0  0x00007fef54d72e83 in socketNotifierSourcePrepare (timeout=0x7fef17ffead4) at kernel/qeventdispatcher_glib.cpp:63
#1  0x00007fef499c595d in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fef499c6230 in ?? () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#4  0x00007fef54d731ab in QEventDispatcherGlib::processEvents (this=0x7fef100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#5  0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7fef17ffec90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#6  0x00007fef54b5bf5a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:500
#7  0x00007fef54b60a29 in QThreadPrivate::start (arg=0x1561920) at thread/qthread_unix.cpp:365
#8  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#9  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7fef24800700 (LWP 17338)):
#0  0x00007ffcb1ffeb62 in clock_gettime ()
#1  0x00007fef5447b576 in clock_gettime () from /lib64/libc.so.6
#2  0x00007fef54c0ba46 in qt_clock_gettime (ts=0x7fef247ffa20, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:102
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:153
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:162
#5  0x00007fef54d71809 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fef1c002ed0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007fef54d71d85 in QTimerInfoList::timerWait (this=0x7fef1c002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:381
#7  0x00007fef54d72f7e in timerSourcePrepareHelper (timeout=0x7fef247ffad4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:126
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fef247ffad4) at kernel/qeventdispatcher_glib.cpp:159
#9  0x00007fef499c595d in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#10 0x00007fef499c6230 in ?? () from /usr/lib64/libglib-2.0.so.0
#11 0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#12 0x00007fef54d731ab in QEventDispatcherGlib::processEvents (this=0x7fef1c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#13 0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7fef247ffc90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#14 0x00007fef54b5bf5a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:500
#15 0x00007fef54b60a29 in QThreadPrivate::start (arg=0x158c430) at thread/qthread_unix.cpp:365
#16 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#17 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fef25683700 (LWP 17337)):
#0  0x00007fef499c5e00 in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#1  0x00007fef499c62a8 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007fef54d731ab in QEventDispatcherGlib::processEvents (this=0x7fef180008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#4  0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7fef25682c90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#5  0x00007fef54b5bf5a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:500
#6  0x00007fef54b60a29 in QThreadPrivate::start (arg=0x15c90e0) at thread/qthread_unix.cpp:365
#7  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#8  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fef26894700 (LWP 17336)):
#0  0x00007ffcb1ffeb62 in clock_gettime ()
#1  0x00007fef5447b576 in clock_gettime () from /lib64/libc.so.6
#2  0x00007fef54c0ba46 in qt_clock_gettime (ts=0x7fef268939f0, clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:102
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at tools/qelapsedtimer_unix.cpp:153
#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:162
#5  0x00007fef54d71809 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fef20002ed0) at kernel/qtimerinfo_unix.cpp:84
#6  0x00007fef54d71d85 in QTimerInfoList::timerWait (this=0x7fef20002ed0, tm=...) at kernel/qtimerinfo_unix.cpp:381
#7  0x00007fef54d72f7e in timerSourcePrepareHelper (timeout=0x7fef26893aa4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:126
#8  timerSourcePrepare (source=<optimized out>, timeout=0x7fef26893aa4) at kernel/qeventdispatcher_glib.cpp:159
#9  0x00007fef499c595d in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#10 0x00007fef499c6230 in ?? () from /usr/lib64/libglib-2.0.so.0
#11 0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#12 0x00007fef54d731ab in QEventDispatcherGlib::processEvents (this=0x7fef200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
#13 0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7fef26893c60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#14 0x00007fef54b5bf5a in QThread::exec (this=this@entry=0x7fef5366ece0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:500
#15 0x00007fef53405295 in QDBusConnectionManager::run (this=0x7fef5366ece0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:189
#16 0x00007fef54b60a29 in QThreadPrivate::start (arg=0x7fef5366ece0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:365
#17 0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#18 0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fef2ea54700 (LWP 17335)):
#0  0x00007fef5446620d in poll () from /lib64/libc.so.6
#1  0x00007fef476943e2 in ?? () from /usr/lib64/libxcb.so.1
#2  0x00007fef47695fcf in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
#3  0x00007fef305370d9 in QXcbEventReader::run (this=0x114a320) at qxcbconnection.cpp:1331
#4  0x00007fef54b60a29 in QThreadPrivate::start (arg=0x114a320) at thread/qthread_unix.cpp:365
#5  0x00007fef4a1e0744 in start_thread () from /lib64/libpthread.so.0
#6  0x00007fef5446eaad in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fef5732b940 (LWP 17334)):
[KCrash Handler]
#6  QSortFilterProxyModelPrivate::proxy_to_source (this=0x1892d10, proxy_index=...) at itemmodels/qsortfilterproxymodel.cpp:378
#7  0x00007fef54cebf4d in QSortFilterProxyModel::mapToSource (this=<optimized out>, proxyIndex=...) at itemmodels/qsortfilterproxymodel.cpp:2752
#8  0x00007fef54ceb0f8 in QSortFilterProxyModel::data (this=<optimized out>, index=..., role=11) at itemmodels/qsortfilterproxymodel.cpp:1966
#9  0x00007fef55c59fa4 in QAccessibleTableCell::text (this=0x1adec90, t=<optimized out>) at accessible/itemviews.cpp:1088
#10 0x00007fef3058ee58 in AtSpiAdaptor::accessibleInterface (this=this@entry=0x1602be0, interface=interface@entry=0x1adec90, function=..., message=..., connection=...) at linuxaccessibility/atspiadaptor.cpp:1408
#11 0x00007fef30593a5c in AtSpiAdaptor::handleMessage (this=0x1602be0, message=..., connection=...) at linuxaccessibility/atspiadaptor.cpp:1276
#12 0x00007fef53414a88 in QDBusConnectionPrivate::activateObject (this=0x7fef2001a160, node=..., msg=..., pathStartPos=27) at qdbusintegrator.cpp:1434
#13 0x00007fef534172be in QDBusActivateObjectEvent::placeMetaCall (this=0x7fef20085f30) at qdbusintegrator.cpp:1593
#14 0x00007fef54d4de26 in QObject::event (this=0x1602be0, e=<optimized out>) at kernel/qobject.cpp:1256
#15 0x00007fef55a2328c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1602be0, e=0x7fef20085f30) at kernel/qapplication.cpp:3804
#16 0x00007fef55a278ea in QApplication::notify (this=0x7ffcb1f899a0, receiver=0x1602be0, e=0x7fef20085f30) at kernel/qapplication.cpp:3561
#17 0x00007fef54d22be5 in QCoreApplication::notifyInternal2 (receiver=0x1602be0, event=event@entry=0x7fef20085f30) at kernel/qcoreapplication.cpp:1015
#18 0x00007fef54d249ca in QCoreApplication::sendEvent (event=0x7fef20085f30, receiver=<optimized out>) at kernel/qcoreapplication.h:225
#19 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x112b900) at kernel/qcoreapplication.cpp:1650
#20 0x00007fef54d24f78 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1508
#21 0x00007fef54d73b03 in postEventSourceDispatch (s=0x1183840) at kernel/qeventdispatcher_glib.cpp:270
#22 0x00007fef499c6134 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#23 0x00007fef499c6388 in ?? () from /usr/lib64/libglib-2.0.so.0
#24 0x00007fef499c642c in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#25 0x00007fef54d7318c in QEventDispatcherGlib::processEvents (this=0x117a680, flags=...) at kernel/qeventdispatcher_glib.cpp:417
#26 0x00007fef54d20bfb in QEventLoop::exec (this=this@entry=0x7ffcb1f892d0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:206
#27 0x00007fef54d28ae6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1285
#28 0x00007fef552658ec in QGuiApplication::exec () at kernel/qguiapplication.cpp:1607
#29 0x00007fef55a20495 in QApplication::exec () at kernel/qapplication.cpp:2979
#30 0x00000000004039cd in main (argc=1, argv=0x7ffcb1f89bd8) at /usr/src/debug/kmail-17.04.2/src/main.cpp:161

Possible duplicates by query: bug 290175, bug 259161.

Reported using DrKonqi
Comment 1 Christoph Feck 2017-10-12 17:58:31 UTC
Crash could be caused by AtSpiAdaptor accessibility code.
Comment 2 Denis Kurz 2018-01-31 16:11:05 UTC
You might want to consider if this was caused by a Qt bug that was resolved fixed in 5.8, as described in Bug 361895, Comment 1.
Comment 3 Christoph Feck 2019-05-14 00:41:19 UTC
Fixed in Qt 5.6.3 according to https://bugreports.qt.io/browse/QTBUG-58153