Version 4:17.04.3-0neon+16.04+xenial+build24

Call stack:
Application: KMail (kmail), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb845388940 (LWP 29376))]

Thread 22 (Thread 0x7fb7ed7fa700 (LWP 29422)):
#0  0x00007fb86aacd24d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb849e16f61 in pa_read () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#2  0x00007fb8504c3a2e in pa_mainloop_prepare () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fb8504c44a0 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fb8504c4560 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fb8504d27a9 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fb849e45078 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-8.0.so
#7  0x00007fb8610db6ba in start_thread (arg=0x7fb7ed7fa700) at pthread_create.c:333
#8  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fb7edffb700 (LWP 29421)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb85693eb95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85693ec44 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85691a07d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb85694a9a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8610db6ba in start_thread (arg=0x7fb7edffb700) at pthread_create.c:333
#9  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fb7ee7fc700 (LWP 29420)):
#0  0x00007fb86aacd2ad in write () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb86aa4ebff in _IO_new_file_write (f=0x7fb86ad9b540 <_IO_2_1_stderr_>, data=0x7fb7ee7f8cf0, n=76) at fileops.c:1263
#2  0x00007fb86aa4f38a in new_do_write (to_do=76, data=0x7fb7ee7f8cf0 "[warn] epoll_wait: \320\235\320\265\320\277\321\200\320\260\320\262\320\270\320\273\321\214\320\275\321\213\320\271 \320\264\320\265\321\201\320\272\321\200\320\270\320\277\321\202\320\276\321\200 \321\204\320\260\320\271\320\273\320\260\n", fp=0x7fb86ad9b540 <_IO_2_1_stderr_>) at fileops.c:518
#3  _IO_new_file_xsputn (f=0x7fb86ad9b540 <_IO_2_1_stderr_>, data=<optimized out>, n=76) at fileops.c:1342
#4  0x00007fb86aa25f94 in buffered_vfprintf (s=0x7fb86ad9b540 <_IO_2_1_stderr_>, format=<optimized out>, args=<optimized out>) at vfprintf.c:2341
#5  0x00007fb86aa2332d in _IO_vfprintf_internal (s=s@entry=0x7fb86ad9b540 <_IO_2_1_stderr_>, format=0x7fb84e548734 "[%s] %s\n", ap=ap@entry=0x7fb7ee7fb2a8) at vfprintf.c:1293
#6  0x00007fb86aaecb89 in ___fprintf_chk (fp=0x7fb86ad9b540 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007fb84e53045e in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#8  0x00007fb84e530654 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#9  0x00007fb84e534c38 in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#10 0x00007fb84e51ee2d in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#11 0x00007fb85691a60e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007fb85694a9a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007fb8610db6ba in start_thread (arg=0x7fb7ee7fc700) at pthread_create.c:333
#17 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fb7eeffd700 (LWP 29419)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fb8569767b2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85693ec24 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85691a0b8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb85694a9a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8610db6ba in start_thread (arg=0x7fb7eeffd700) at pthread_create.c:333
#9  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fb7ef7fe700 (LWP 29418)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb8571f184d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85694a4e0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8610db6ba in start_thread (arg=0x7fb7ef7fe700) at pthread_create.c:333
#5  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fb7effff700 (LWP 29417)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb856948f7f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb856949717 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85694a4e0 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8610db6ba in start_thread (arg=0x7fb7effff700) at pthread_create.c:333
#6  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fb804ff9700 (LWP 29416)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb85693eb95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85693ec44 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85691a07d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb85694a9a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8610db6ba in start_thread (arg=0x7fb804ff9700) at pthread_create.c:333
#9  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fb8057fa700 (LWP 29415)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fb86aaecb34 in ___fprintf_chk (fp=0x7fb86ad9c770 <_IO_stdfile_2_lock>, flag=1, format=0x7fb84e548734 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fb84e53045e in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#3  0x00007fb84e530654 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#4  0x00007fb84e534c38 in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#5  0x00007fb84e51ee2d in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#6  0x00007fb85691a60e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb85625e988 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb85625eb6b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb85694aa70 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fb8610db6ba in start_thread (arg=0x7fb8057fa700) at pthread_create.c:333
#14 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fb805ffb700 (LWP 29414)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb85693eb95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85693ec44 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85691a07d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb85625e8d8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb85625ebcb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb85694aa70 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8610db6ba in start_thread (arg=0x7fb805ffb700) at pthread_create.c:333
#11 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fb8067fc700 (LWP 29413)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb85693eb95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85693ec44 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85691a07d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb85625e828 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb85625ebbb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb85694aa70 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8610db6ba in start_thread (arg=0x7fb8067fc700) at pthread_create.c:333
#11 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fb806ffd700 (LWP 29412)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb85693eb95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85693ec44 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85691a07d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb85625e778 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb85625ebab in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb85694aa70 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8610db6ba in start_thread (arg=0x7fb806ffd700) at pthread_create.c:333
#11 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fb8077fe700 (LWP 29411)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fb86aaecb34 in ___fprintf_chk (fp=0x7fb86ad9c770 <_IO_stdfile_2_lock>, flag=1, format=0x7fb84e548734 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fb84e53045e in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#3  0x00007fb84e530654 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#4  0x00007fb84e534c38 in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#5  0x00007fb84e51ee2d in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#6  0x00007fb85691a699 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb85625e6c8 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb85625eb9b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb85694aa70 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fb8610db6ba in start_thread (arg=0x7fb8077fe700) at pthread_create.c:333
#14 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fb807fff700 (LWP 29410)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb85693eb95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85693ec44 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85691a07d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb85625e618 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb85625eb8b in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb85694aa70 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8610db6ba in start_thread (arg=0x7fb807fff700) at pthread_create.c:333
#11 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fb8209bc700 (LWP 29409)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fb8569767b2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85694dba9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85694e101 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8610db6ba in start_thread (arg=0x7fb8209bc700) at pthread_create.c:333
#6  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fb8211bd700 (LWP 29408)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fb8569767b2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85694dba9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85694e101 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8610db6ba in start_thread (arg=0x7fb8211bd700) at pthread_create.c:333
#6  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fb8219be700 (LWP 29407)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fb85693eb95 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fb85693ec44 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fb85691a07d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb85694a9a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8610db6ba in start_thread (arg=0x7fb8219be700) at pthread_create.c:333
#9  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fb8221bf700 (LWP 29406)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fb86aaecb34 in ___fprintf_chk (fp=0x7fb86ad9c770 <_IO_stdfile_2_lock>, flag=1, format=0x7fb84e548734 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007fb84e53045e in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#3  0x00007fb84e530654 in event_warn () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#4  0x00007fb84e534c38 in ?? () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#5  0x00007fb84e51ee2d in event_base_loop () from /usr/lib/x86_64-linux-gnu/libevent-2.0.so.5
#6  0x00007fb85691a699 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8569160c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb856932d9a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb85694a9a6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb856946b4d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb8610db6ba in start_thread (arg=0x7fb8221bf700) at pthread_create.c:333
#12 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fb838f8e700 (LWP 29385)):
#0  0x00007fb86aad170d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb85f5b838c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb85f5b849c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86b3f994b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb86b3a27ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb86b1cbcd4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb86b1d0989 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb8610db6ba in start_thread (arg=0x7fb838f8e700) at pthread_create.c:333
#8  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fb83978f700 (LWP 29384)):
#0  0x00007fb86aad170d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb85f5b838c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb85f5b849c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86b3f994b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb86b3a27ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb86b1cbcd4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb86b1d0989 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb8610db6ba in start_thread (arg=0x7fb83978f700) at pthread_create.c:333
#8  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fb840810700 (LWP 29383)):
#0  0x00007fb85f5b830e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb85f5b849c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb86b3f994b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007fb86b3a27ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb86b1cbcd4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb86b1d0989 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb8610db6ba in start_thread (arg=0x7fb840810700) at pthread_create.c:333
#7  0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fb841011700 (LWP 29381)):
#0  0x00007fb85f5fca94 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb85f5b7910 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb85f5b82bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb85f5b849c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb86b3f994b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb86b3a27ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb86b1cbcd4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb86d3adb75 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007fb86b1d0989 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb8610db6ba in start_thread (arg=0x7fb841011700) at pthread_create.c:333
#10 0x00007fb86aadd3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fb845388940 (LWP 29376)):
[KCrash Handler]
#6  0x00007fb86aa0b428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007fb86aa0d02a in __GI_abort () at abort.c:89
#8  0x00007fb86b1b9001 in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fb86b3cda65 in QObjectPrivate::QObjectPrivate(int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fb85a4c204e in QWebEngineCookieStorePrivate::QWebEngineCookieStorePrivate() () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb85a4c21af in QWebEngineCookieStore::QWebEngineCookieStore(QObject*) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb855fffe80 in QtWebEngineCore::BrowserContextAdapter::cookieStore() () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fb85604cbd3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007fb856003892 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007fb85655e88d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007fb85624accb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007fb856553863 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#18 0x00007fb856574939 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#19 0x00007fb85657dc14 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#20 0x00007fb856052c4c in ?? () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#21 0x00007fb856055514 in QtWebEngineCore::WebContentsAdapter::initialize(QtWebEngineCore::WebContentsAdapterClient*) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#22 0x00007fb8669d0ba9 in WebEngineViewer::WebEnginePage::WebEnginePage(QWebEngineProfile*, QObject*) () from /usr/lib/x86_64-linux-gnu/libKF5WebEngineViewer.so.5
#23 0x00007fb867daac0e in MessageViewer::MailWebEnginePage::MailWebEnginePage(QWebEngineProfile*, QObject*) () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#24 0x00007fb867da8558 in MessageViewer::MailWebEngineView::MailWebEngineView(KActionCollection*, QWidget*) () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#25 0x00007fb867d5301a in ?? () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#26 0x00007fb867d5b833 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#27 0x00007fb867d48230 in MessageViewer::Viewer::Viewer(QWidget*, QWidget*, KActionCollection*) () from /usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5
#28 0x00007fb86cc53321 in KMReaderWin::KMReaderWin(QWidget*, QWidget*, KActionCollection*) () from /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#29 0x00007fb86cc93385 in KMMainWidget::createWidgets() () from /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#30 0x00007fb86cc9d345 in KMMainWidget::KMMainWidget(QWidget*, KXMLGUIClient*, KActionCollection*, QExplicitlySharedDataPointer<KSharedConfig>) () from /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#31 0x00007fb86cc4fb7a in KMMainWin::KMMainWin(QWidget*) () from /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#32 0x00007fb86cc609bb in KMKernel::openReader(bool) () from /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#33 0x00007fb86cc64f8c in KMKernel::action(bool, bool, QString const&, QString const&, QString const&, QString const&, QString const&, QUrl const&, QList<QUrl> const&, QStringList const&, QString const&, QString const&, QString const&) () from /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#34 0x00007fb86cc6680d in KMKernel::handleCommandLine(bool, QStringList const&, QString const&) () from /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#35 0x0000000000403ab0 in ?? ()
#36 0x0000000000403795 in ?? ()
#37 0x00007fb86a9f6830 in __libc_start_main (main=0x402760, argc=3, argv=0x7ffc4ee82e08, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc4ee82df8) at ../csu/libc-start.c:291
#38 0x00000000004038b9 in _start ()