Bug 407026

Summary: Kmail crashes whenever creating a new mail
Product: [Applications] kmail2 Reporter: Andreas <hohenegger>
Component: generalAssignee: kdepim bugs <kdepim-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: hohenegger, wbauer1
Priority: NOR    
Version: 5.11.0   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed In:
Attachments: The command line output observed during new mail crash.
Debug trace of kmail for crash during startup (observed when not deleting autosave folder)

Description Andreas 2019-04-28 19:32:27 UTC
Created attachment 119697 [details]
The command line output observed during new mail crash.

SUMMARY
Kmail crashes when creating a new mail.

STEPS TO REPRODUCE
Not sure how to reproduce, but I see the issues on two similar KDE neon installations, so I am wondering why nobody else seems to have reported it. 
The history of the crash is as follows. I experienced a crash of kmail (for whatever reason; In one case I modified the plugin settings trying to enable language tool grammar check). After the crash kmail did not start anymore (crashing each time at start). I figured that I could fix that with 
rm -r /home/andreas/.local/share/kmail2/autosave
After that kmail can be started again without immediate crash. However, clicking the new mail icon (or pressing a shortcut that would also bring up a new composer window) crashes kmail with the trace below.
In the second attachment I provide the trace that I get if I do not remove the autosave directory, in which case kmail crashes right at the start.

OBSERVED RESULT

Kmail crashes leaving the attached output on the command line.
The consequence is that it cannot be used anymore to write and send mail.

EXPECTED RESULT

Kmail shows a new composer window.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: KDE neon 5.15
(available in About System)
KDE Plasma Version: 5.15.4
KDE Frameworks Version: 5.57.0
Qt Version: 5.12.0

ADDITIONAL INFORMATION

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 0x7fef2a5b0bc0 (LWP 20620))]

Thread 25 (Thread 0x7fee634e9700 (LWP 20674)):
#0  0x00007fef1cd89ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fee634e8710, expected=0, futex_word=0x7fee634e88f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fef1cd89ed9 in __pthread_cond_wait_common (abstime=0x7fee634e87b0, mutex=0x7fee634e88a8, cond=0x7fee634e88d0) at pthread_cond_wait.c:533
#2  0x00007fef1cd89ed9 in __pthread_cond_timedwait (cond=0x7fee634e88d0, mutex=0x7fee634e88a8, abstime=0x7fee634e87b0) at pthread_cond_wait.c:667
#3  0x00007fef11ce9177 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ada in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11ce9bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11ca7851 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11caa387 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11caa974 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7fee634e9700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7fee69ac0700 (LWP 20671)):
#0  0x00007fef1cd899f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fef0d29efb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fef1cd899f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fef0d29ef68, cond=0x7fef0d29ef90) at pthread_cond_wait.c:502
#2  0x00007fef1cd899f3 in __pthread_cond_wait (cond=0x7fef0d29ef90, mutex=0x7fef0d29ef68) at pthread_cond_wait.c:655
#3  0x00007fef0cfa8844 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007fef0cfa8889 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007fef1cd836db in start_thread (arg=0x7fee69ac0700) at pthread_create.c:463
#6  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fee6a2c1700 (LWP 20666)):
#0  0x00007fef1cd89ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fee6a2c0710, expected=0, futex_word=0x7fee6a2c08f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fef1cd89ed9 in __pthread_cond_wait_common (abstime=0x7fee6a2c07b0, mutex=0x7fee6a2c08a8, cond=0x7fee6a2c08d0) at pthread_cond_wait.c:533
#2  0x00007fef1cd89ed9 in __pthread_cond_timedwait (cond=0x7fee6a2c08d0, mutex=0x7fee6a2c08a8, abstime=0x7fee6a2c07b0) at pthread_cond_wait.c:667
#3  0x00007fef11ce9177 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ada in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11ce9bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11ca7851 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11caa387 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11caa974 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7fee6a2c1700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fee6aac2700 (LWP 20654)):
#0  0x00007fef1cd899f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fee6aac1908) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fef1cd899f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fee6aac18b8, cond=0x7fee6aac18e0) at pthread_cond_wait.c:502
#2  0x00007fef1cd899f3 in __pthread_cond_wait (cond=0x7fee6aac18e0, mutex=0x7fee6aac18b8) at pthread_cond_wait.c:655
#3  0x00007fef11ce90a9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ae8 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11ce9b7f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11ca7868 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11caa6b6 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11caa9f4 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7fee6aac2700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7feea9ffb700 (LWP 20653)):
#0  0x00007fef275f9bf9 in __GI___poll (fds=0x7fee74007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fef09959481 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007fef0994ae40 in pa_mainloop_poll () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fef0994b4d0 in pa_mainloop_iterate () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fef0994b560 in pa_mainloop_run () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fef099593c9 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fef01da0318 in  () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7  0x00007fef1cd836db in start_thread (arg=0x7feea9ffb700) at pthread_create.c:463
#8  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7feeaa7fc700 (LWP 20652)):
#0  0x00007fef276156ac in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fef27617474 in ___fprintf_chk (fp=0x7fef278d28b0 <_IO_stdfile_2_lock>, flag=1, format=0x7fef073796a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fef073619ad in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fef07361b44 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007fef0736346c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fef07359114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fef11cef789 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11c8649b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11cb8d21 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7feeaa7fc700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7feeaaffd700 (LWP 20651)):
#0  0x00007fef1cd89ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7feeaaffc700, expected=0, futex_word=0x7feeaaffc8e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fef1cd89ed9 in __pthread_cond_wait_common (abstime=0x7feeaaffc7a0, mutex=0x7feeaaffc898, cond=0x7feeaaffc8c0) at pthread_cond_wait.c:533
#2  0x00007fef1cd89ed9 in __pthread_cond_timedwait (cond=0x7feeaaffc8c0, mutex=0x7feeaaffc898, abstime=0x7feeaaffc7a0) at pthread_cond_wait.c:667
#3  0x00007fef11ce9177 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ada in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11c63b70 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11c8649b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11cb8d21 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef1cd836db in start_thread (arg=0x7feeaaffd700) at pthread_create.c:463
#10 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7feeabfff700 (LWP 20650)):
#0  0x00007fef1cd89ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7feeabffe700, expected=0, futex_word=0x7feeabffe8e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fef1cd89ed9 in __pthread_cond_wait_common (abstime=0x7feeabffe7a0, mutex=0x7feeabffe898, cond=0x7feeabffe8c0) at pthread_cond_wait.c:533
#2  0x00007fef1cd89ed9 in __pthread_cond_timedwait (cond=0x7feeabffe8c0, mutex=0x7feeabffe898, abstime=0x7feeabffe7a0) at pthread_cond_wait.c:667
#3  0x00007fef11ce9177 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ada in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11c63b70 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11c8649b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11cb8d21 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef1cd836db in start_thread (arg=0x7feeabfff700) at pthread_create.c:463
#10 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7feeb0ff9700 (LWP 20649)):
#0  0x00007fef1cd899f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564ec1129a18) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fef1cd899f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x564ec1129958, cond=0x564ec11299f0) at pthread_cond_wait.c:502
#2  0x00007fef1cd899f3 in __pthread_cond_wait (cond=0x564ec11299f0, mutex=0x564ec1129958) at pthread_cond_wait.c:655
#3  0x00007fef11ce90a9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef125b2b28 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11cba2df in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef1cd836db in start_thread (arg=0x7feeb0ff9700) at pthread_create.c:463
#8  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7feeb17fa700 (LWP 20648)):
#0  0x00007fef1cd899f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7feeb17f9908) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fef1cd899f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7feeb17f98b8, cond=0x7feeb17f98e0) at pthread_cond_wait.c:502
#2  0x00007fef1cd899f3 in __pthread_cond_wait (cond=0x7feeb17f98e0, mutex=0x7feeb17f98b8) at pthread_cond_wait.c:655
#3  0x00007fef11ce90a9 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ae8 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11ce9b7f in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11ca7868 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11caa6b6 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11caa9b4 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7feeb17fa700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7feeb1ffb700 (LWP 20647)):
#0  0x00007fef275f5187 in __GI___libc_write (fd=2, buf=0x7feeb1ff7c20, nbytes=39) at ../sysdeps/unix/sysv/linux/write.c:27
#1  0x00007fef275701bd in _IO_new_file_write (f=0x7fef278d1680 <_IO_2_1_stderr_>, data=0x7feeb1ff7c20, n=39) at fileops.c:1203
#2  0x00007fef27570b2f in new_do_write (to_do=<optimized out>, data=0x7feeb1ff7c20 "[warn] epoll_wait: Bad file descriptor\n", fp=0x7fef278d1680 <_IO_2_1_stderr_>) at fileops.c:457
#3  0x00007fef27570b2f in _IO_new_file_xsputn (f=0x7fef278d1680 <_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1277
#4  0x00007fef27543707 in buffered_vfprintf (s=s@entry=0x7fef278d1680 <_IO_2_1_stderr_>, format=format@entry=0x7fef073796a8 "[%s] %s\n", args=args@entry=0x7feeb1ffa1e0) at vfprintf.c:2350
#5  0x00007fef27540726 in _IO_vfprintf_internal (s=s@entry=0x7fef278d1680 <_IO_2_1_stderr_>, format=0x7fef073796a8 "[%s] %s\n", ap=ap@entry=0x7feeb1ffa1e0) at vfprintf.c:1301
#6  0x00007fef276174c6 in ___fprintf_chk (fp=0x7fef278d1680 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007fef073619ad in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007fef07361b44 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#9  0x00007fef0736346c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007fef07359114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007fef11cef789 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fef11c8649b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fef1163e754 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007fef11cb8e78 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007fef1cd836db in start_thread (arg=0x7feeb1ffb700) at pthread_create.c:463
#17 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7feeb27fc700 (LWP 20646)):
#0  0x00007fef1cd89ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7feeb27fb710, expected=0, futex_word=0x7feeb27fb8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fef1cd89ed9 in __pthread_cond_wait_common (abstime=0x7feeb27fb7b0, mutex=0x7feeb27fb8a8, cond=0x7feeb27fb8d0) at pthread_cond_wait.c:533
#2  0x00007fef1cd89ed9 in __pthread_cond_timedwait (cond=0x7feeb27fb8d0, mutex=0x7feeb27fb8a8, abstime=0x7feeb27fb7b0) at pthread_cond_wait.c:667
#3  0x00007fef11ce9177 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ada in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11ce9bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11ca7851 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11caa6b6 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11caa974 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7feeb27fc700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7feeb2ffd700 (LWP 20645)):
#0  0x00007fef1cd89ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7feeb2ffc710, expected=0, futex_word=0x7feeb2ffc8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fef1cd89ed9 in __pthread_cond_wait_common (abstime=0x7feeb2ffc7b0, mutex=0x7feeb2ffc8a8, cond=0x7feeb2ffc8d0) at pthread_cond_wait.c:533
#2  0x00007fef1cd89ed9 in __pthread_cond_timedwait (cond=0x7feeb2ffc8d0, mutex=0x7feeb2ffc8a8, abstime=0x7feeb2ffc7b0) at pthread_cond_wait.c:667
#3  0x00007fef11ce9177 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ada in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11ce9bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11ca7851 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11caa6b6 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11caa974 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7feeb2ffd700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7feeb37fe700 (LWP 20644)):
#0  0x00007fef1cd89ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7feeb37fd710, expected=0, futex_word=0x7feeb37fd8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fef1cd89ed9 in __pthread_cond_wait_common (abstime=0x7feeb37fd7b0, mutex=0x7feeb37fd8a8, cond=0x7feeb37fd8d0) at pthread_cond_wait.c:533
#2  0x00007fef1cd89ed9 in __pthread_cond_timedwait (cond=0x7feeb37fd8d0, mutex=0x7feeb37fd8a8, abstime=0x7feeb37fd7b0) at pthread_cond_wait.c:667
#3  0x00007fef11ce9177 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ada in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11ce9bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11ca7851 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11caa6b6 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11caa974 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7feeb37fe700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7feeab7fe700 (LWP 20643)):
#0  0x00007fef1cd89ed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7feeab7fd710, expected=0, futex_word=0x7feeab7fd8f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fef1cd89ed9 in __pthread_cond_wait_common (abstime=0x7feeab7fd7b0, mutex=0x7feeab7fd8a8, cond=0x7feeab7fd8d0) at pthread_cond_wait.c:533
#2  0x00007fef1cd89ed9 in __pthread_cond_timedwait (cond=0x7feeab7fd8d0, mutex=0x7feeab7fd8a8, abstime=0x7feeab7fd7b0) at pthread_cond_wait.c:667
#3  0x00007fef11ce9177 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fef11ce9ada in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fef11ce9bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fef11ca7851 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11caa6b6 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11caa974 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7feeab7fe700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7feeb3fff700 (LWP 20642)):
#0  0x00007fef276156ac in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fef27617474 in ___fprintf_chk (fp=0x7fef278d28b0 <_IO_stdfile_2_lock>, flag=1, format=0x7fef073796a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fef073619ad in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fef07361b44 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007fef0736346c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fef07359114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fef11cef8c4 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11c8649b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11cadf44 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cb8e78 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fef1cd836db in start_thread (arg=0x7feeb3fff700) at pthread_create.c:463
#12 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7feec955a700 (LWP 20640)):
#0  0x00007fef276156ac in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fef27617474 in ___fprintf_chk (fp=0x7fef278d28b0 <_IO_stdfile_2_lock>, flag=1, format=0x7fef073796a8 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fef073619ad in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fef07361b44 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007fef0736346c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fef07359114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fef11cef7dd in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fef11c8649b in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fef11cb8d21 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fef11cebcd1 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fef1cd836db in start_thread (arg=0x7feec955a700) at pthread_create.c:463
#11 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7feecbddf700 (LWP 20631)):
#0  0x00007fef1aefbcdb in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fef1aeb7027 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef1aeb74e0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef1aeb764c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef27f3c15b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fef27edd64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fef27d0541a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fef27d06bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fef1cd836db in start_thread (arg=0x7feecbddf700) at pthread_create.c:463
#9  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7feee174e700 (LWP 20626)):
#0  0x00007fef1aefd049 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fef1aeb6aa3 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef1aeb746b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef1aeb764c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef27f3c15b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fef27edd64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fef27d0541a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fef27d06bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fef1cd836db in start_thread (arg=0x7feee174e700) at pthread_create.c:463
#9  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7feee1f4f700 (LWP 20625)):
#0  0x00007fef275f9bf9 in __GI___poll (fds=0x7feed8003ce0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fef1aeb7539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef1aeb764c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef27f3c15b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fef27edd64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fef27d0541a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fef27d06bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fef1cd836db in start_thread (arg=0x7feee1f4f700) at pthread_create.c:463
#8  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7feee2dee700 (LWP 20624)):
#0  0x00007fef275f9bf9 in __GI___poll (fds=0x7feed4004a10, nfds=1, timeout=9494) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fef1aeb7539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef1aeb764c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef27f3c15b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fef27edd64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fef27d0541a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fef27d06bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fef1cd836db in start_thread (arg=0x7feee2dee700) at pthread_create.c:463
#8  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7feee3fff700 (LWP 20623)):
#0  0x00007fef1aeb4540 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fef1aeb6a28 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef1aeb746b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef1aeb764c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef27f3c15b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fef27edd64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fef27d0541a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fef262ea015 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007fef27d06bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fef1cd836db in start_thread (arg=0x7feee3fff700) at pthread_create.c:463
#10 0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7feeea41e700 (LWP 20622)):
#0  0x00007fef1cd899f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x564ec09b0d28) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fef1cd899f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x564ec09b0cd8, cond=0x564ec09b0d00) at pthread_cond_wait.c:502
#2  0x00007fef1cd899f3 in __pthread_cond_wait (cond=0x564ec09b0d00, mutex=0x564ec09b0cd8) at pthread_cond_wait.c:655
#3  0x00007feeeb6e4dcb in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007feeeb6e4af7 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007fef1cd836db in start_thread (arg=0x7feeea41e700) at pthread_create.c:463
#6  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7feef306b700 (LWP 20621)):
#0  0x00007fef275f9bf9 in __GI___poll (fds=0x7feef306a8f8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fef1a2e2747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fef1a2e436a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007feef3d5e32a in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fef27d06bc2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fef1cd836db in start_thread (arg=0x7feef306b700) at pthread_create.c:463
#6  0x00007fef2760688f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fef2a5b0bc0 (LWP 20620)):
[KCrash Handler]
#6  0x00007fef27f0ceaa in QObject::property(char const*) const () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fef27023ccb in  () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#8  0x00007fef27024d29 in KXMLGUIFactory::plugActionList(KXMLGUIClient*, QString const&, QList<QAction*> const&) () at /usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#9  0x00007fef29f2a884 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#10 0x00007fef29f30ef6 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#11 0x00007fef29f4060a in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#12 0x00007fef29f41121 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#13 0x00007fef29ea5155 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#14 0x00007fef27f0ef3f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007fef2464b82f in TemplateParser::TemplateParserJob::parsingDone(bool) () at /usr/lib/x86_64-linux-gnu/libKF5TemplateParser.so.5
#16 0x00007fef24626160 in TemplateParser::TemplateParserJob::process(QSharedPointer<KMime::Message> const&, long long) () at /usr/lib/x86_64-linux-gnu/libKF5TemplateParser.so.5
#17 0x00007fef29ea5573 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#18 0x00007fef27f0ef3f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007fef28ccf0f2 in QAction::triggered(bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007fef28cd170c in QAction::activate(QAction::ActionEvent) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007fef28dbdc7b in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007fef28dbdedd in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007fef28eac9ba in QToolButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007fef28d15838 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007fef28eaca54 in QToolButton::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007fef28cd583c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007fef28cddca8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007fef27edf328 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007fef28cdc29f in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fef28d30a80 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007fef28d3334a in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007fef28cd583c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007fef28cdcdd0 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007fef27edf328 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007fef284a752b in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#36 0x00007fef284a8695 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#37 0x00007fef2848114b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#38 0x00007feef3d5f30a in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#39 0x00007fef1aeb7387 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007fef1aeb75c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007fef1aeb764c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007fef27f3c13f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007fef27edd64a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007fef27ee6800 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x0000564ebf3ee8b5 in  ()
#46 0x00007fef27506b97 in __libc_start_main (main=0x564ebf3ed810, argc=1, argv=0x7ffcb8c2f278, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcb8c2f268) at ../csu/libc-start.c:310
#47 0x0000564ebf3ee9ea in  ()
Comment 1 Andreas 2019-04-28 19:36:37 UTC
Created attachment 119698 [details]
Debug trace of kmail for crash during startup (observed when not deleting autosave folder)
Comment 2 Andreas 2019-04-28 19:44:11 UTC
I should have mentioned that, in order to exclude inconsistent settings as cause of the crashes, I deleted all kmail/kmail2 relevant settings I have been able to identify in my home directory, except for the akonadi account settings. This does not change the observed result in any way.
Comment 3 Wolfgang Bauer 2019-05-01 10:28:49 UTC
(In reply to Andreas from comment #2)
> I should have mentioned that, in order to exclude inconsistent settings as
> cause of the crashes, I deleted all kmail/kmail2 relevant settings I have
> been able to identify in my home directory, except for the akonadi account
> settings. This does not change the observed result in any way.

Still, please check whether the "Share Text" plugin is enabled in kmail's plugins settings. (it should be disabled by default, but maybe you missed some config file)

Your backtrace does look very similar to the one from bug#403317.
Comment 4 Christoph Feck 2019-05-14 20:19:42 UTC
No response; assume it is a duplicate.

If you can still reproduce with KMail 5.11.1 from KDE Applications 19.04.1, please add a comment or reopen the ticket.

*** This bug has been marked as a duplicate of bug 403317 ***