Application: kmail (5.10.1)

Qt Version: 5.11.2
Frameworks Version: 5.54.0
Operating System: Linux 4.15.0-43-generic x86_64
Distribution: KDE neon User Edition 5.14

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

As mentioned abowe KMail crashesh when Create Mail button is clicked.

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 0x7f939a82abc0 (LWP 23392))]

Thread 29 (Thread 0x7f92bd4c4700 (LWP 23451)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f92bd4c3740, expected=0, futex_word=0x7f92bd4c3928) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f92bd4c37e0, mutex=0x7f92bd4c38d8, cond=0x7f92bd4c3900) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f92bd4c3900, mutex=0x7f92bd4c38d8, abstime=0x7f92bd4c37e0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046ce2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd61 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d0ff in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f92bd4c4700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7f92ecf36700 (LWP 23433)):
#0  0x00007f93978e4bf9 in __GI___poll (fds=0x7f92c8007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f937a2dc451 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f937a2cde10 in pa_mainloop_poll () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f937a2ce4a0 in pa_mainloop_iterate () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f937a2ce530 in pa_mainloop_run () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f937a2dc399 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f9370e892a8 in  () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7  0x00007f938d0a76db in start_thread (arg=0x7f92ecf36700) at pthread_create.c:463
#8  0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7f92ee7fc700 (LWP 23432)):
#0  0x00007f93979006ac in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f9397902474 in ___fprintf_chk (fp=0x7f9397bbd8b0 <_IO_stdfile_2_lock>, flag=1, format=0x7f9377cfe6a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f9377ce69ad in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f9377ce6b44 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f9377ce846c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f9377cde114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f9382017ed5 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938203820b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f938205a60f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f938d0a76db in start_thread (arg=0x7f92ee7fc700) at pthread_create.c:463
#11 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7f92eeffd700 (LWP 23431)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f92eeffc710, expected=0, futex_word=0x7f92eeffc8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f92eeffc7b0, mutex=0x7f92eeffc8a8, cond=0x7f92eeffc8d0) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f92eeffc8d0, mutex=0x7f92eeffc8a8, abstime=0x7f92eeffc7b0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f93820110f8 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938203820b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938205a60f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f92eeffd700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f92ef7fe700 (LWP 23430)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f92ef7fd710, expected=0, futex_word=0x7f92ef7fd8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f92ef7fd7b0, mutex=0x7f92ef7fd8a8, cond=0x7f92ef7fd8d0) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f92ef7fd8d0, mutex=0x7f92ef7fd8a8, abstime=0x7f92ef7fd7b0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f93820110f8 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938203820b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938205a60f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f92ef7fe700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f92effff700 (LWP 23429)):
#0  0x00007f938d0ad9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5607fdc12648) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f938d0ad9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x5607fdc12588, cond=0x5607fdc12620) at pthread_cond_wait.c:502
#2  0x00007f938d0ad9f3 in __pthread_cond_wait (cond=0x5607fdc12620, mutex=0x5607fdc12588) at pthread_cond_wait.c:655
#3  0x00007f9382044849 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382afc078 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f938205a44c in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938d0a76db in start_thread (arg=0x7f92effff700) at pthread_create.c:463
#8  0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f931cff9700 (LWP 23428)):
#0  0x00007f938d0ad9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f931cff8938) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f938d0ad9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f931cff88e8, cond=0x7f931cff8910) at pthread_cond_wait.c:502
#2  0x00007f938d0ad9f3 in __pthread_cond_wait (cond=0x7f931cff8910, mutex=0x7f931cff88e8) at pthread_cond_wait.c:655
#3  0x00007f9382044849 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046c0c in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046c9f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd78 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d2e9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f931cff9700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f931d7fa700 (LWP 23427)):
#0  0x00007f93978e0187 in __GI___libc_write (fd=2, buf=0x7f931d7f6860, nbytes=45) at ../sysdeps/unix/sysv/linux/write.c:27
#1  0x00007f939785b1bd in _IO_new_file_write (f=0x7f9397bbc680 <_IO_2_1_stderr_>, data=0x7f931d7f6860, n=45) at fileops.c:1203
#2  0x00007f939785bb2f in new_do_write (to_do=<optimized out>, data=0x7f931d7f6860 "[warn] epoll_wait: B\305\202\304\231dny deskryptor pliku\n", fp=0x7f9397bbc680 <_IO_2_1_stderr_>) at fileops.c:457
#3  0x00007f939785bb2f in _IO_new_file_xsputn (f=0x7f9397bbc680 <_IO_2_1_stderr_>, data=<optimized out>, n=45) at fileops.c:1277
#4  0x00007f939782e707 in buffered_vfprintf (s=s@entry=0x7f9397bbc680 <_IO_2_1_stderr_>, format=format@entry=0x7f9377cfe6a8 "[%s] %s\n", args=args@entry=0x7f931d7f8e20) at vfprintf.c:2350
#5  0x00007f939782b726 in _IO_vfprintf_internal (s=s@entry=0x7f9397bbc680 <_IO_2_1_stderr_>, format=0x7f9377cfe6a8 "[%s] %s\n", ap=ap@entry=0x7f931d7f8e20) at vfprintf.c:1301
#6  0x00007f93979024c6 in ___fprintf_chk (fp=0x7f9397bbc680 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007f9377ce69ad in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007f9377ce6b44 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#9  0x00007f9377ce846c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007f9377cde114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007f9382017fc4 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f938203820b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f938111123a in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007f938111185f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007f938205a6c8 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007f938d0a76db in start_thread (arg=0x7f931d7fa700) at pthread_create.c:463
#18 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f931dffb700 (LWP 23426)):
#0  0x00007f938d0ad9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f931dffa938) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f938d0ad9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f931dffa8e8, cond=0x7f931dffa910) at pthread_cond_wait.c:502
#2  0x00007f938d0ad9f3 in __pthread_cond_wait (cond=0x7f931dffa910, mutex=0x7f931dffa8e8) at pthread_cond_wait.c:655
#3  0x00007f9382044849 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046c0c in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046c9f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd78 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d0ff in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f931dffb700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f931e7fc700 (LWP 23425)):
#0  0x00007f938d0ad9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f931e7fb938) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f938d0ad9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f931e7fb8e8, cond=0x7f931e7fb910) at pthread_cond_wait.c:502
#2  0x00007f938d0ad9f3 in __pthread_cond_wait (cond=0x7f931e7fb910, mutex=0x7f931e7fb8e8) at pthread_cond_wait.c:655
#3  0x00007f9382044849 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046c0c in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046c9f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd78 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d2e9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f931e7fc700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f931effd700 (LWP 23424)):
#0  0x00007f938d0ad9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f931effc938) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f938d0ad9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f931effc8e8, cond=0x7f931effc910) at pthread_cond_wait.c:502
#2  0x00007f938d0ad9f3 in __pthread_cond_wait (cond=0x7f931effc910, mutex=0x7f931effc8e8) at pthread_cond_wait.c:655
#3  0x00007f9382044849 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046c0c in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046c9f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd78 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d0ff in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f931effd700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f931f7fe700 (LWP 23423)):
#0  0x00007f938d0ad9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f931f7fd938) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f938d0ad9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f931f7fd8e8, cond=0x7f931f7fd910) at pthread_cond_wait.c:502
#2  0x00007f938d0ad9f3 in __pthread_cond_wait (cond=0x7f931f7fd910, mutex=0x7f931f7fd8e8) at pthread_cond_wait.c:655
#3  0x00007f9382044849 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046c0c in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046c9f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd78 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d0ff in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f931f7fe700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f931ffff700 (LWP 23422)):
#0  0x00007f938d0ad9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f931fffe938) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f938d0ad9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f931fffe8e8, cond=0x7f931fffe910) at pthread_cond_wait.c:502
#2  0x00007f938d0ad9f3 in __pthread_cond_wait (cond=0x7f931fffe910, mutex=0x7f931fffe8e8) at pthread_cond_wait.c:655
#3  0x00007f9382044849 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046c0c in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046c9f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd78 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d0ff in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f931ffff700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f9324ff9700 (LWP 23421)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f9324ff8740, expected=0, futex_word=0x7f9324ff8928) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f9324ff87e0, mutex=0x7f9324ff88d8, cond=0x7f9324ff8900) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f9324ff8900, mutex=0x7f9324ff88d8, abstime=0x7f9324ff87e0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046ce2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd61 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d0ff in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f9324ff9700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f93257fa700 (LWP 23420)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f93257f9740, expected=0, futex_word=0x7f93257f9928) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f93257f97e0, mutex=0x7f93257f98d8, cond=0x7f93257f9900) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f93257f9900, mutex=0x7f93257f98d8, abstime=0x7f93257f97e0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046ce2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd61 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d2e9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f93257fa700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f9325ffb700 (LWP 23419)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f9325ffa740, expected=0, futex_word=0x7f9325ffa928) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f9325ffa7e0, mutex=0x7f9325ffa8d8, cond=0x7f9325ffa900) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f9325ffa900, mutex=0x7f9325ffa8d8, abstime=0x7f9325ffa7e0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046ce2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd61 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d2e9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f9325ffb700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f93267fc700 (LWP 23418)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f93267fb740, expected=0, futex_word=0x7f93267fb928) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f93267fb7e0, mutex=0x7f93267fb8d8, cond=0x7f93267fb900) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f93267fb900, mutex=0x7f93267fb8d8, abstime=0x7f93267fb7e0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046ce2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd61 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d2e9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f93267fc700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f9326ffd700 (LWP 23417)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f9326ffc740, expected=0, futex_word=0x7f9326ffc928) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f9326ffc7e0, mutex=0x7f9326ffc8d8, cond=0x7f9326ffc900) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f9326ffc900, mutex=0x7f9326ffc8d8, abstime=0x7f9326ffc7e0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046ce2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd61 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d0ff in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f9326ffd700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f93277fe700 (LWP 23416)):
#0  0x00007f938d0aded9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f93277fd740, expected=0, futex_word=0x7f93277fd928) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f938d0aded9 in __pthread_cond_wait_common (abstime=0x7f93277fd7e0, mutex=0x7f93277fd8d8, cond=0x7f93277fd900) at pthread_cond_wait.c:533
#2  0x00007f938d0aded9 in __pthread_cond_timedwait (cond=0x7f93277fd900, mutex=0x7f93277fd8d8, abstime=0x7f93277fd7e0) at pthread_cond_wait.c:667
#3  0x00007f9382044917 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046bf7 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046ce2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f938204bd61 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938204d0ff in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f93277fe700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f9327fff700 (LWP 23415)):
#0  0x00007f93979006ac in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f9397902474 in ___fprintf_chk (fp=0x7f9397bbd8b0 <_IO_stdfile_2_lock>, flag=1, format=0x7f9377cfe6a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f9377ce69ad in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f9377ce6b44 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f9377ce846c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f9377cde114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f9382017e81 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938203820b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f938205a60f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f938d0a76db in start_thread (arg=0x7f9327fff700) at pthread_create.c:463
#11 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f933cc77700 (LWP 23414)):
#0  0x00007f938d0ad9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f933cc768d8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f938d0ad9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f933cc76888, cond=0x7f933cc768b0) at pthread_cond_wait.c:502
#2  0x00007f938d0ad9f3 in __pthread_cond_wait (cond=0x7f933cc768b0, mutex=0x7f933cc76888) at pthread_cond_wait.c:655
#3  0x00007f9382044849 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f9382046c0c in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f9382046c9f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f93820110ea in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938203820b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f938205a60f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f938d0a76db in start_thread (arg=0x7f933cc77700) at pthread_create.c:463
#11 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f933d478700 (LWP 23413)):
#0  0x00007f93979006ac in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f9397902474 in ___fprintf_chk (fp=0x7f9397bbd8b0 <_IO_stdfile_2_lock>, flag=1, format=0x7f9377cfe6a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f9377ce69ad in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f9377ce6b44 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f9377ce846c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f9377cde114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f9382017ed5 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f938203820b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f938205a60f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f9382055ff1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f938d0a76db in start_thread (arg=0x7f933d478700) at pthread_create.c:463
#11 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f933fddf700 (LWP 23405)):
#0  0x00007f938b220c21 in g_private_get () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f938b2035f0 in g_thread_self () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f938b1da3cc in g_main_context_acquire () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f938b1db3f5 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f938b1db64c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f939821f04b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f93981c330a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f9397feebba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f9397ff9adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f938d0a76db in start_thread (arg=0x7f933fddf700) at pthread_create.c:463
#10 0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f935547b700 (LWP 23397)):
#0  0x00007f93978e4bf9 in __GI___poll (fds=0x7f93400054b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f938b1db539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f938b1db64c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f939821f04b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f93981c330a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9397feebba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9397ff9adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f938d0a76db in start_thread (arg=0x7f935547b700) at pthread_create.c:463
#8  0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f9355c7c700 (LWP 23396)):
#0  0x00007f938b221049 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f938b1daf5c in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f938b1db4e0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f938b1db64c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f939821f04b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f93981c330a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9397feebba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f9397ff9adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f938d0a76db in start_thread (arg=0x7f9355c7c700) at pthread_create.c:463
#9  0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f9356b1b700 (LWP 23395)):
#0  0x00007f93978e4bf9 in __GI___poll (fds=0x7f9348004a10, nfds=1, timeout=9436) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f938b1db539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f938b1db64c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f939821f04b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f93981c330a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9397feebba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f9397ff9adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f938d0a76db in start_thread (arg=0x7f9356b1b700) at pthread_create.c:463
#8  0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f9357d2c700 (LWP 23394)):
#0  0x00007f938b1daa96 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f938b1db46b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f938b1db64c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f939821f04b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f93981c330a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f9397feebba in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f93965d4e45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f9397ff9adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f938d0a76db in start_thread (arg=0x7f9357d2c700) at pthread_create.c:463
#9  0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f9361a46700 (LWP 23393)):
#0  0x00007f93978e4bf9 in __GI___poll (fds=0x7f9361a458e8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f938a605747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f938a60736a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f936374aed9 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f9397ff9adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f938d0a76db in start_thread (arg=0x7f9361a46700) at pthread_create.c:463
#6  0x00007f93978f188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f939a82abc0 (LWP 23392)):
[KCrash Handler]
#6  0x00007f93981f20fa in QObject::property(char const*) const () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f939730f1ab in  () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#8  0x00007f9397310209 in KXMLGUIFactory::plugActionList(KXMLGUIClient*, QString const&, QList<QAction*> const&) () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#9  0x00007f939a19dc6e in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#10 0x00007f939a1a4159 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#11 0x00007f939a1b33ef in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#12 0x00007f939a1b3ee1 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#13 0x00007f939a118805 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#14 0x00007f93981f418f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f939494066f in TemplateParser::TemplateParserJob::parsingDone(bool) () at /usr/lib/x86_64-linux-gnu/libKF5TemplateParser.so.5
#16 0x00007f939491b1b0 in TemplateParser::TemplateParserJob::process(QSharedPointer<KMime::Message> const&, long long) () at /usr/lib/x86_64-linux-gnu/libKF5TemplateParser.so.5
#17 0x00007f939a118c23 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#18 0x00007f93981f418f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f9398f4b6b2 in QAction::triggered(bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f9398f4dcec in QAction::activate(QAction::ActionEvent) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f939903853b in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f939903879d in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f93991273da in QToolButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f9398f90a98 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007f9399127474 in QToolButton::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007f9398f51e1c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007f9398f59f87 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f93981c4fe8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f9398f588d2 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007f9398fabc13 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007f9398fae229 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007f9398f51e1c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f9398f593ef in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007f93981c4fe8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f93987557bb in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#36 0x00007f9398757335 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#37 0x00007f939872ff5b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#38 0x00007f93637d676b in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#39 0x00007f93981c330a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f93981cc4d0 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#41 0x00005607fc2c285d in  ()
#42 0x00007f93977f1b97 in __libc_start_main (main=0x5607fc2c18c0, argc=1, argv=0x7ffe7b079768, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffe7b079758) at ../csu/libc-start.c:310
#43 0x00005607fc2c298a in _start ()

Reported using DrKonqi