Application: kmail (5.10.3)

Qt Version: 5.12.0
Frameworks Version: 5.56.0
Operating System: Linux 4.15.0-46-generic x86_64
Distribution: KDE neon User Edition 5.15

-- Information about the crash:
- What I was doing when the application crashed:
I launch kmail and want  to display one content of a mail. The content never appears. 
Thanks.

The crash can be reproduced every time.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd1989d0bc0 (LWP 6368))]

Thread 25 (Thread 0x7fd0cd22a700 (LWP 6425)):
#0  0x00007fd18b1cc9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fd17b6e3fb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7fd17b6e3f68, cond=0x7fd17b6e3f90) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7fd17b6e3f90, mutex=0x7fd17b6e3f68) at pthread_cond_wait.c:655
#3  0x00007fd17b3ed844 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007fd17b3ed889 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007fd18b1c66db in start_thread (arg=0x7fd0cd22a700) at pthread_create.c:463
#6  0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7fd0cda2b700 (LWP 6423)):
#0  0x00007fd18b1cced9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd0cda2a710, expected=0, futex_word=0x7fd0cda2a8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7fd0cda2a7b0, mutex=0x7fd0cda2a8a8, cond=0x7fd0cda2a8d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7fd0cda2a8d0, mutex=0x7fd0cda2a8a8, abstime=0x7fd0cda2a7b0) at pthread_cond_wait.c:667
#3  0x00007fd18012b177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bada in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bbc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9851 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec387 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec974 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd0cda2b700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fd0cffff700 (LWP 6420)):
#0  0x00007fd18b1cced9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd0cfffe710, expected=0, futex_word=0x7fd0cfffe8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7fd0cfffe7b0, mutex=0x7fd0cfffe8a8, cond=0x7fd0cfffe8d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7fd0cfffe8d0, mutex=0x7fd0cfffe8a8, abstime=0x7fd0cfffe7b0) at pthread_cond_wait.c:667
#3  0x00007fd18012b177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bada in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bbc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9851 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec387 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec974 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd0cffff700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fd0e8ba6700 (LWP 6419)):
#0  0x00007fd18b1cced9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd0e8ba5710, expected=0, futex_word=0x7fd0e8ba58f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7fd0e8ba57b0, mutex=0x7fd0e8ba58a8, cond=0x7fd0e8ba58d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7fd0e8ba58d0, mutex=0x7fd0e8ba58a8, abstime=0x7fd0e8ba57b0) at pthread_cond_wait.c:667
#3  0x00007fd18012b177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bada in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bbc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9851 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec6b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec974 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd0e8ba6700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fd0e93a7700 (LWP 6405)):
#0  0x00007fd18b1cc9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fd0e93a6908) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7fd0e93a68b8, cond=0x7fd0e93a68e0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7fd0e93a68e0, mutex=0x7fd0e93a68b8) at pthread_cond_wait.c:655
#3  0x00007fd18012b0a9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bae8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bb7f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9868 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec6b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec9f4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd0e93a7700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7fd0ebfff700 (LWP 6404)):
#0  0x00007fd195a0dbf9 in __GI___poll (fds=0x7fd0e4007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd177d9e481 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007fd177d8fe40 in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fd177d904d0 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fd177d90560 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fd177d9e3c9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fd1701e5318 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7  0x00007fd18b1c66db in start_thread (arg=0x7fd0ebfff700) at pthread_create.c:463
#8  0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fd11cff9700 (LWP 6403)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fd195a2b474 in ___fprintf_chk (fp=0x7fd195ce68b0 <_IO_stdfile_2_lock>, flag=1, format=0x7fd1757be6a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fd1757a69ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fd1757a6b44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007fd1757a846c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fd17579e114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fd1801317dd in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800c849b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800fad21 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd11cff9700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fd11d7fa700 (LWP 6402)):
#0  0x00007fd195a090b4 in __GI___libc_read (fd=5, buf=0x7fd11d7f8197, nbytes=953) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fd180392da0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fd180393528 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fd180393a55 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd1801200f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd180121447 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd18009a512 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd18009c82e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800909c9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd17eb57333 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd182920dd5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fd182920df1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fd182929fda in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fd18292a463 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007fd182935701 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007fd18293154f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007fd182931711 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007fd182931a6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#18 0x00007fd182932085 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#19 0x00007fd180085133 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#20 0x00007fd1800aac2a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#21 0x00007fd1800ab2ef in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#22 0x00007fd1800ab478 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#23 0x00007fd1800a5b11 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#24 0x00007fd1800c849b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#25 0x00007fd1800fad21 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#26 0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#27 0x00007fd18b1c66db in start_thread (arg=0x7fd11d7fa700) at pthread_create.c:463
#28 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fd11dffb700 (LWP 6401)):
#0  0x00007fd18b1cced9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd11dffa700, expected=0, futex_word=0x7fd11dffa8e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7fd11dffa7a0, mutex=0x7fd11dffa898, cond=0x7fd11dffa8c0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7fd11dffa8c0, mutex=0x7fd11dffa898, abstime=0x7fd11dffa7a0) at pthread_cond_wait.c:667
#3  0x00007fd18012b177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bada in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd1800a5b70 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800c849b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800fad21 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18b1c66db in start_thread (arg=0x7fd11dffb700) at pthread_create.c:463
#10 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fd11e7fc700 (LWP 6400)):
#0  0x00007fd18b1cc9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x561260b2ef68) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x561260b2eea8, cond=0x561260b2ef40) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x561260b2ef40, mutex=0x561260b2eea8) at pthread_cond_wait.c:655
#3  0x00007fd18012b0a9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd1809f4b28 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd1800fc2df in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd18b1c66db in start_thread (arg=0x7fd11e7fc700) at pthread_create.c:463
#8  0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fd11effd700 (LWP 6399)):
#0  0x00007fd18b1cc9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fd11effc908) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7fd11effc8b8, cond=0x7fd11effc8e0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7fd11effc8e0, mutex=0x7fd11effc8b8) at pthread_cond_wait.c:655
#3  0x00007fd18012b0a9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bae8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bb7f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9868 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec6b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec9b4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd11effd700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fd11f7fe700 (LWP 6398)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fd195a2b474 in ___fprintf_chk (fp=0x7fd195ce68b0 <_IO_stdfile_2_lock>, flag=1, format=0x7fd1757be6a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fd1757a69ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fd1757a6b44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007fd1757a846c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fd17579e114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fd180131789 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800c849b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd17fa80754 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd1800fae78 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fd18b1c66db in start_thread (arg=0x7fd11f7fe700) at pthread_create.c:463
#12 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fd11ffff700 (LWP 6397)):
#0  0x00007fd18b1cced9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd11fffe710, expected=0, futex_word=0x7fd11fffe8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7fd11fffe7b0, mutex=0x7fd11fffe8a8, cond=0x7fd11fffe8d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7fd11fffe8d0, mutex=0x7fd11fffe8a8, abstime=0x7fd11fffe7b0) at pthread_cond_wait.c:667
#3  0x00007fd18012b177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bada in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bbc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9851 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec6b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec974 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd11ffff700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fd130ff9700 (LWP 6396)):
#0  0x00007fd18b1cced9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd130ff8710, expected=0, futex_word=0x7fd130ff88f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7fd130ff87b0, mutex=0x7fd130ff88a8, cond=0x7fd130ff88d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7fd130ff88d0, mutex=0x7fd130ff88a8, abstime=0x7fd130ff87b0) at pthread_cond_wait.c:667
#3  0x00007fd18012b177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bada in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bbc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9851 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec6b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec974 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd130ff9700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fd1317fa700 (LWP 6395)):
#0  0x00007fd18b1cced9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd1317f9710, expected=0, futex_word=0x7fd1317f98f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7fd1317f97b0, mutex=0x7fd1317f98a8, cond=0x7fd1317f98d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7fd1317f98d0, mutex=0x7fd1317f98a8, abstime=0x7fd1317f97b0) at pthread_cond_wait.c:667
#3  0x00007fd18012b177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bada in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bbc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9851 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec6b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec974 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd1317fa700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fd131ffb700 (LWP 6394)):
#0  0x00007fd18b1cced9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fd131ffa710, expected=0, futex_word=0x7fd131ffa8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7fd131ffa7b0, mutex=0x7fd131ffa8a8, cond=0x7fd131ffa8d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7fd131ffa8d0, mutex=0x7fd131ffa8a8, abstime=0x7fd131ffa7b0) at pthread_cond_wait.c:667
#3  0x00007fd18012b177 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd18012bada in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd18012bbc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd1800e9851 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd1800ec6b6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd1800ec974 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd18b1c66db in start_thread (arg=0x7fd131ffb700) at pthread_create.c:463
#11 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fd1327fc700 (LWP 6393)):
#0  0x00007fd195a09187 in __GI___libc_write (fd=2, buf=0x7fd1327f8c20, nbytes=50) at ../sysdeps/unix/sysv/linux/write.c:27
#1  0x00007fd1959841bd in _IO_new_file_write (f=0x7fd195ce5680 <_IO_2_1_stderr_>, data=0x7fd1327f8c20, n=50) at fileops.c:1203
#2  0x00007fd195984b2f in new_do_write (to_do=<optimized out>, data=0x7fd1327f8c20 "[warn] epoll_wait: Mauvais descripteur de fichier\n", fp=0x7fd195ce5680 <_IO_2_1_stderr_>) at fileops.c:457
#3  _IO_new_file_xsputn (f=0x7fd195ce5680 <_IO_2_1_stderr_>, data=<optimized out>, n=50) at fileops.c:1277
#4  0x00007fd195957707 in buffered_vfprintf (s=s@entry=0x7fd195ce5680 <_IO_2_1_stderr_>, format=format@entry=0x7fd1757be6a8 "[%s] %s\n", args=args@entry=0x7fd1327fb1e0) at vfprintf.c:2350
#5  0x00007fd195954726 in _IO_vfprintf_internal (s=s@entry=0x7fd195ce5680 <_IO_2_1_stderr_>, format=0x7fd1757be6a8 "[%s] %s\n", ap=ap@entry=0x7fd1327fb1e0) at vfprintf.c:1301
#6  0x00007fd195a2b4c6 in ___fprintf_chk (fp=0x7fd195ce5680 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007fd1757a69ad in event_logv_ () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007fd1757a6b44 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#9  0x00007fd1757a846c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007fd17579e114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007fd180131789 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fd1800c849b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fd1800eff44 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007fd1800fae78 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007fd18b1c66db in start_thread (arg=0x7fd1327fc700) at pthread_create.c:463
#17 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fd1337fe700 (LWP 6391)):
#0  0x00007fd195a16700 in __GI___tfind (key=key@entry=0x7fd1337fd610, vrootp=vrootp@entry=0x7fd195ce5c48 <root>, compar=compar@entry=0x7fd195929da0 <transcmp>) at tsearch.c:383
#1  0x00007fd19592b3ff in __dcigettext (domainname=0x7fd195aacd14 <_libc_intl_domainname> "libc", msgid1=0x7fd195aad18a "Bad file descriptor", msgid2=msgid2@entry=0x0, plural=plural@entry=0, n=n@entry=0, category=category@entry=5) at dcigettext.c:570
#2  0x00007fd195929d7f in __GI___dcgettext (domainname=<optimized out>, msgid=<optimized out>, category=category@entry=5) at dcgettext.c:47
#3  0x00007fd195996b28 in __GI___strerror_r (errnum=errnum@entry=9, buf=buf@entry=0x0, buflen=buflen@entry=0) at _strerror.c:71
#4  0x00007fd195996a4f in strerror (errnum=9) at strerror.c:31
#5  0x00007fd1757a6b31 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fd1757a846c in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#7  0x00007fd17579e114 in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007fd180131789 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd1800c849b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd1800fad21 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fd18012dcd1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fd18b1c66db in start_thread (arg=0x7fd1337fe700) at pthread_create.c:463
#13 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fd13e077700 (LWP 6383)):
#0  0x00007fd195a0dbf9 in __GI___poll (fds=0x7fd1340049b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd1892fa539 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1892fa64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd19635015b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd1962f164a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd19611941a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd19611abc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd18b1c66db in start_thread (arg=0x7fd13e077700) at pthread_create.c:463
#8  0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fd1477fe700 (LWP 6375)):
#0  0x00007fd195a0dbf9 in __GI___poll (fds=0x7fd1380054b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd1892fa539 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1892fa64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd19635015b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd1962f164a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd19611941a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd19611abc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd18b1c66db in start_thread (arg=0x7fd1477fe700) at pthread_create.c:463
#8  0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fd147fff700 (LWP 6374)):
#0  0x00007fd195a0dbf9 in __GI___poll (fds=0x7fd140003ce0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd1892fa539 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1892fa64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd19635015b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd1962f164a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd19611941a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd19611abc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd18b1c66db in start_thread (arg=0x7fd147fff700) at pthread_create.c:463
#8  0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fd15529d700 (LWP 6373)):
#0  0x00007fd19611b09c in QMutex::lock() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007fd19635083b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd1892f9f51 in g_main_context_check () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd1892fa4e0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd1892fa64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd19635015b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd1962f164a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd19611941a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd19611abc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd18b1c66db in start_thread (arg=0x7fd15529d700) at pthread_create.c:463
#10 0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fd1564ae700 (LWP 6372)):
#0  0x00007fd1892f99f1 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd1892fa46b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd1892fa64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd19635015b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd1962f164a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd19611941a in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd1946ff015 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fd19611abc2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd18b1c66db in start_thread (arg=0x7fd1564ae700) at pthread_create.c:463
#9  0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fd1586fd700 (LWP 6371)):
#0  0x00007fd18b1cc9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5612604c6b2c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5612604c6ad8, cond=0x5612604c6b00) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5612604c6b00, mutex=0x5612604c6ad8) at pthread_cond_wait.c:655
#3  0x00007fd159882dcb in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007fd159882af7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007fd18b1c66db in start_thread (arg=0x7fd1586fd700) at pthread_create.c:463
#6  0x00007fd195a1a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fd1989d0bc0 (LWP 6368)):
[KCrash Handler]
#6  0x00007fd18540ba44 in QWebEngineView::page() const () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5
#7  0x00007fd18540bb61 in QWebEngineView::setHtml(QString const&, QUrl const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineWidgets.so.5
#8  0x00007fd19277651f in MessageViewer::ViewerPrivate::displaySplashPage(QString const&, QHash<QString, QVariant> const&, QByteArray const&) () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#9  0x00007fd1927769b4 in MessageViewer::ViewerPrivate::displaySplashPage(QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#10 0x00007fd19277a653 in MessageViewer::ViewerPrivate::itemFetchResult(KJob*) () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#11 0x00007fd196322f3f in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fd19782608c in KJob::result(KJob*, KJob::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#13 0x00007fd197826bc1 in KJob::finishJob(bool) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#14 0x00007fd197826c22 in KJob::kill(KJob::KillVerbosity) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#15 0x00007fd18f8d3001 in Akonadi::SessionPrivate::clear(bool) () from /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#16 0x00007fd18f8d30bd in Akonadi::Session::~Session() () from /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#17 0x00007fd18f8d30e9 in Akonadi::Session::~Session() () from /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5
#18 0x00007fd1963209fb in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007fd19632a4fb in QObject::~QObject() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007fd1927737a9 in MessageViewer::ViewerPrivate::~ViewerPrivate() () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#21 0x00007fd1963209fb in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fd19712519c in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007fd192766e09 in MessageViewer::Viewer::~Viewer() () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#24 0x00007fd1963209fb in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007fd19712519c in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007fd198236d29 in KMReaderWin::~KMReaderWin (this=0x561260a503d0, __in_chrg=<optimized out>) at ./src/kmreaderwin.cpp:229
#27 0x00007fd1963209fb in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007fd19712519c in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007fd19728b379 in QSplitter::~QSplitter() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fd1963209fb in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007fd19712519c in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007fd19728b379 in QSplitter::~QSplitter() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007fd19826e823 in KMMainWidget::deleteWidgets (this=this@entry=0x56126086e920) at ./src/kmmainwidget.cpp:975
#34 0x00007fd198288cd1 in KMMainWidget::destruct (this=0x56126086e920) at ./src/kmmainwidget.cpp:385
#35 0x00007fd198288eaf in KMMainWidget::~KMMainWidget (this=0x56126086e920, __in_chrg=<optimized out>) at ./src/kmmainwidget.cpp:369
#36 0x00007fd198289089 in KMMainWidget::~KMMainWidget (this=0x56126086e920, __in_chrg=<optimized out>) at ./src/kmmainwidget.cpp:370
#37 0x00007fd1963209fb in QObjectPrivate::deleteChildren() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007fd19712519c in QWidget::~QWidget() () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#39 0x00007fd19540568d in KMainWindow::~KMainWindow() () from /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#40 0x00007fd198232779 in KMMainWin::~KMMainWin (this=this@entry=0x561260907940, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ./src/kmmainwin.cpp:91
#41 0x00007fd1982327d9 in KMMainWin::~KMMainWin (this=0x561260907940, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ./src/kmmainwin.cpp:96
#42 0x00007fd1963239b0 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007fd197129f4b in QWidget::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#44 0x00007fd197232030 in QMainWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#45 0x00007fd195407b61 in KMainWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#46 0x00007fd19544d9c5 in KXmlGuiWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#47 0x00007fd1970e983c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#48 0x00007fd1970f0dd0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#49 0x00007fd1962f3328 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#50 0x00007fd1962f5e87 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007fd196350b23 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#52 0x00007fd1892fa387 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007fd1892fa5c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007fd1892fa64c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007fd19635013f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#56 0x00007fd1962f164a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#57 0x00007fd1962fa800 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#58 0x000056125f90e85d in main (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:172

Possible duplicates by query: bug 400581.

Reported using DrKonqi