[kmail2] [Bug 395910] New: KMail segfaults upon exit

Fritigern bugzilla_noreply at kde.org
Wed Jun 27 03:29:43 BST 2018


https://bugs.kde.org/show_bug.cgi?id=395910

            Bug ID: 395910
           Summary: KMail segfaults upon exit
           Product: kmail2
           Version: 5.7.3
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: fritigerngothly at gmail.com
  Target Milestone: ---

Application: kmail (5.7.3)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-23-lowlatency x86_64
Distribution: Ubuntu 18.04 LTS

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

I exited the application by right-clicking the system tray icon and choosing
"Quit".

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 0x7fb8cd1c9b80 (LWP 7498))]

Thread 26 (Thread 0x7fb85effd700 (LWP 9411)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x564e21c15ee8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x564e21c15e98, cond=0x564e21c15ec0) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x564e21c15ec0,
mutex=0x564e21c15e98) at pthread_cond_wait.c:655
#3  0x00007fb8b4a5cc95 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a5d177 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a5df11 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8bfbb56db in start_thread (arg=0x7fb85effd700) at
pthread_create.c:463
#8  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7fb7777a3700 (LWP 7562)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x564e21c15eec) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x564e21c15e98, cond=0x564e21c15ec0) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x564e21c15ec0,
mutex=0x564e21c15e98) at pthread_cond_wait.c:655
#3  0x00007fb8b4a5cc95 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a5d177 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a5df11 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8bfbb56db in start_thread (arg=0x7fb7777a3700) at
pthread_create.c:463
#8  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7fb7fd0eb700 (LWP 7561)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fb8b1327fb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7fb8b1327f68, cond=0x7fb8b1327f90) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x7fb8b1327f90,
mutex=0x7fb8b1327f68) at pthread_cond_wait.c:655
#3  0x00007fb8b10315f4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007fb8b1031639 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007fb8bfbb56db in start_thread (arg=0x7fb7fd0eb700) at
pthread_create.c:463
#6  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fb81effd700 (LWP 7533)):
#0  0x00007fb8ca2b40b4 in __GI___libc_read (fd=71, buf=0x7fb81effc85e,
nbytes=10) at ../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007fb8a4fe2ff1 in pa_read () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#2  0x00007fb8ad9d39fe in pa_mainloop_prepare () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fb8ad9d4470 in pa_mainloop_iterate () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fb8ad9d4530 in pa_mainloop_run () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fb8ad9e2399 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fb8a50122a8 in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7  0x00007fb8bfbb56db in start_thread (arg=0x7fb81effd700) at
pthread_create.c:463
#8  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fb81f7fe700 (LWP 7532)):
#0  0x00007fb8ca2d46ac in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fb8ca2d6474 in ___fprintf_chk (fp=0x7fb8ca5918b0
<_IO_stdfile_2_lock>, flag=1, format=0x7fb8aba626a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007fb8aba4a9ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fb8aba4ab44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007fb8aba4c46c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fb8aba42114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fb8b4a2db0d in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b4a5e4d6 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb8bfbb56db in start_thread (arg=0x7fb81f7fe700) at
pthread_create.c:463
#12 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fb81ffff700 (LWP 7531)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fb81fffe738) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7fb81fffe6e8, cond=0x7fb81fffe710) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x7fb81fffe710,
mutex=0x7fb81fffe6e8) at pthread_cond_wait.c:655
#3  0x00007fb8b4a52999 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a529c7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a2d4db in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b4a5e4d6 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8bfbb56db in start_thread (arg=0x7fb81ffff700) at
pthread_create.c:463
#11 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7fb83cff9700 (LWP 7530)):
#0  0x00007fb8bfbbbed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7fb83cff85d0, expected=0, futex_word=0x7fb83cff8758) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007fb8bfbbbed9 in __pthread_cond_wait_common (abstime=0x7fb83cff8670,
mutex=0x7fb83cff8708, cond=0x7fb83cff8730) at pthread_cond_wait.c:533
#2  0x00007fb8bfbbbed9 in __pthread_cond_timedwait (cond=0x7fb83cff8730,
mutex=0x7fb83cff8708, abstime=0x7fb83cff8670) at pthread_cond_wait.c:667
#3  0x00007fb8b4a8b652 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a5291e in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a2d52b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b4a5e4d6 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8bfbb56db in start_thread (arg=0x7fb83cff9700) at
pthread_create.c:463
#11 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fb83d7fa700 (LWP 7529)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x564e21caffb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x564e21cafef8, cond=0x564e21caff90) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x564e21caff90,
mutex=0x564e21cafef8) at pthread_cond_wait.c:655
#3  0x00007fb8b51e4060 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a5df11 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8bfbb56db in start_thread (arg=0x7fb83d7fa700) at
pthread_create.c:463
#7  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fb83dffb700 (LWP 7528)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x564e21c15ee8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x564e21c15e98, cond=0x564e21c15ec0) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x564e21c15ec0,
mutex=0x564e21c15e98) at pthread_cond_wait.c:655
#3  0x00007fb8b4a5cc95 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a5d177 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a5df11 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8bfbb56db in start_thread (arg=0x7fb83dffb700) at
pthread_create.c:463
#8  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fb83e7fc700 (LWP 7527)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fb83e7fb738) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7fb83e7fb6e8, cond=0x7fb83e7fb710) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x7fb83e7fb710,
mutex=0x7fb83e7fb6e8) at pthread_cond_wait.c:655
#3  0x00007fb8b4a52999 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a529c7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a2d4db in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b4a5e4d6 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8bfbb56db in start_thread (arg=0x7fb83e7fc700) at
pthread_create.c:463
#11 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fb83effd700 (LWP 7526)):
#0  0x00007fb8ca2d46ac in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fb8ca2d6474 in ___fprintf_chk (fp=0x7fb8ca5918b0
<_IO_stdfile_2_lock>, flag=1, format=0x7fb8aba626a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007fb8aba4a9ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fb8aba4ab44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007fb8aba4c46c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fb8aba42114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fb8b4a2dab9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b42e4978 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8b42e4f2b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb8b4a5e588 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fb8bfbb56db in start_thread (arg=0x7fb83effd700) at
pthread_create.c:463
#14 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fb83f7fe700 (LWP 7525)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fb83f7fd358) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7fb83f7fd308, cond=0x7fb83f7fd330) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x7fb83f7fd330,
mutex=0x7fb83f7fd308) at pthread_cond_wait.c:655
#3  0x00007fb8b4a52999 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a529c7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a2d4db in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b42e48c8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b42e4f1b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8b4a5e588 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb8bfbb56db in start_thread (arg=0x7fb83f7fe700) at
pthread_create.c:463
#13 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fb83ffff700 (LWP 7524)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fb83fffe358) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7fb83fffe308, cond=0x7fb83fffe330) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x7fb83fffe330,
mutex=0x7fb83fffe308) at pthread_cond_wait.c:655
#3  0x00007fb8b4a52999 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a529c7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a2d4db in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b42e4818 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b42e4f0b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8b4a5e588 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb8bfbb56db in start_thread (arg=0x7fb83ffff700) at
pthread_create.c:463
#13 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fb85cff9700 (LWP 7523)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fb85cff8358) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7fb85cff8308, cond=0x7fb85cff8330) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x7fb85cff8330,
mutex=0x7fb85cff8308) at pthread_cond_wait.c:655
#3  0x00007fb8b4a52999 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a529c7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a2d4db in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b42e4768 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b42e4efb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8b4a5e588 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb8bfbb56db in start_thread (arg=0x7fb85cff9700) at
pthread_create.c:463
#13 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fb85d7fa700 (LWP 7522)):
#0  0x00007fb8ca2b4187 in __GI___libc_write (fd=2, buf=0x7fb85d7f66e0,
nbytes=39) at ../sysdeps/unix/sysv/linux/write.c:27
#1  0x00007fb8ca22f1bd in _IO_new_file_write (f=0x7fb8ca590680
<_IO_2_1_stderr_>, data=0x7fb85d7f66e0, n=39) at fileops.c:1203
#2  0x00007fb8ca22fb2f in new_do_write (to_do=<optimized out>,
data=0x7fb85d7f66e0 "[warn] epoll_wait: Bad file descriptor\n",
fp=0x7fb8ca590680 <_IO_2_1_stderr_>) at fileops.c:457
#3  0x00007fb8ca22fb2f in _IO_new_file_xsputn (f=0x7fb8ca590680
<_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1277
#4  0x00007fb8ca202707 in buffered_vfprintf (s=s at entry=0x7fb8ca590680
<_IO_2_1_stderr_>, format=format at entry=0x7fb8aba626a8 "[%s] %s\n",
args=args at entry=0x7fb85d7f8ca0) at vfprintf.c:2350
#5  0x00007fb8ca1ff726 in _IO_vfprintf_internal (s=s at entry=0x7fb8ca590680
<_IO_2_1_stderr_>, format=0x7fb8aba626a8 "[%s] %s\n",
ap=ap at entry=0x7fb85d7f8ca0) at vfprintf.c:1301
#6  0x00007fb8ca2d64c6 in ___fprintf_chk (fp=0x7fb8ca590680 <_IO_2_1_stderr_>,
flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007fb8aba4a9ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007fb8aba4ab44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#9  0x00007fb8aba4c46c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007fb8aba42114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007fb8b4a2db0d in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007fb8b42e46b8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007fb8b42e4eeb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007fb8b4a5e588 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#18 0x00007fb8bfbb56db in start_thread (arg=0x7fb85d7fa700) at
pthread_create.c:463
#19 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fb85dffb700 (LWP 7521)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fb85dffa358) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7fb85dffa308, cond=0x7fb85dffa330) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x7fb85dffa330,
mutex=0x7fb85dffa308) at pthread_cond_wait.c:655
#3  0x00007fb8b4a52999 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a529c7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a2d4db in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b42e4608 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b42e4edb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8b4a5e588 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fb8bfbb56db in start_thread (arg=0x7fb85dffb700) at
pthread_create.c:463
#13 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fb85f7fe700 (LWP 7518)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fb85f7fd738) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7fb85f7fd6e8, cond=0x7fb85f7fd710) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x7fb85f7fd710,
mutex=0x7fb85f7fd6e8) at pthread_cond_wait.c:655
#3  0x00007fb8b4a52999 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fb8b4a529c7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fb8b4a2d4db in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b4a5e4d6 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8bfbb56db in start_thread (arg=0x7fb85f7fe700) at
pthread_create.c:463
#11 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fb85ffff700 (LWP 7517)):
#0  0x00007fb8ca2d46ac in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007fb8ca2d6474 in ___fprintf_chk (fp=0x7fb8ca5918b0
<_IO_stdfile_2_lock>, flag=1, format=0x7fb8aba626a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007fb8aba4a9ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fb8aba4ab44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007fb8aba4c46c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fb8aba42114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fb8b4a2dab9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fb8b4a29da8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fb8b4a4677b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fb8b4a5e4d6 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fb8b4a5a5eb in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fb8bfbb56db in start_thread (arg=0x7fb85ffff700) at
pthread_create.c:463
#12 0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fb86e77e700 (LWP 7510)):
#0  0x00007fb8bfbbb9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x564e21bf62e0) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007fb8bfbbb9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x564e21bf6290, cond=0x564e21bf62b8) at pthread_cond_wait.c:502
#2  0x00007fb8bfbbb9f3 in __pthread_cond_wait (cond=0x564e21bf62b8,
mutex=0x564e21bf6290) at pthread_cond_wait.c:655
#3  0x00007fb8ca9d059b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb8ca9c8c0b in QSemaphore::acquire(int) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb86f76c80c in  () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/texttospeech/libqttexttospeech_flite.so
#6  0x00007fb8ca9cf16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb8bfbb56db in start_thread (arg=0x7fb86e77e700) at
pthread_create.c:463
#8  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fb8789a9700 (LWP 7507)):
#0  0x00007fb8ca2b8bf9 in __GI___poll (fds=0x7fb8700049b0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb8bdf60439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb8bdf6054c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb8cac0690b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb8cabab9ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb8ca9ca22a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb8ca9cf16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb8bfbb56db in start_thread (arg=0x7fb8789a9700) at
pthread_create.c:463
#8  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fb889ded700 (LWP 7504)):
#0  0x00007fb8ca2b8bf9 in __GI___poll (fds=0x7fb874026850, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb8bdf60439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb8bdf6054c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb8cac0690b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb8cabab9ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb8ca9ca22a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb8ca9cf16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb8bfbb56db in start_thread (arg=0x7fb889ded700) at
pthread_create.c:463
#8  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fb88a5ee700 (LWP 7503)):
#0  0x00007fb8ca2b8bf9 in __GI___poll (fds=0x7fb880003ce0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb8bdf60439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb8bdf6054c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb8cac0690b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb8cabab9ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb8ca9ca22a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb8ca9cf16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb8bfbb56db in start_thread (arg=0x7fb88a5ee700) at
pthread_create.c:463
#8  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fb88b48d700 (LWP 7502)):
#0  0x00007fb8bdfa5cf4 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb8bdf5f327 in g_main_context_acquire () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb8bdf602f5 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb8bdf6054c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb8cac0690b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb8cabab9ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb8ca9ca22a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fb8ca9cf16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb8bfbb56db in start_thread (arg=0x7fb88b48d700) at
pthread_create.c:463
#9  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fb88c69e700 (LWP 7501)):
#0  0x00007fb8ca2b8bf9 in __GI___poll (fds=0x7fb88402a0b0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb8bdf60439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb8bdf6054c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb8cac0690b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fb8cabab9ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb8ca9ca22a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fb8c91fed45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fb8ca9cf16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fb8bfbb56db in start_thread (arg=0x7fb88c69e700) at
pthread_create.c:463
#9  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fb894ead700 (LWP 7500)):
#0  0x00007fb8ca2b8bf9 in __GI___poll (fds=0x7fb894eac928, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb8bd38e747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fb8bd39036a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fb896ba82a9 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fb8ca9cf16d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fb8bfbb56db in start_thread (arg=0x7fb894ead700) at
pthread_create.c:463
#6  0x00007fb8ca2c588f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fb8cd1c9b80 (LWP 7498)):
[KCrash Handler]
#6  0x00007fb8cba808a0 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#7  0x00007fb8cba7c4e8 in QMainWindow::statusBar() const () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007fb8cca5e4b9 in KMMainWin::displayStatusMessage(QString const&) () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#9  0x00007fb8cabdc6cf in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007fb8c14a4f32 in KPIM::BroadcastStatus::statusMsg(QString const&) ()
at /usr/lib/x86_64-linux-gnu/libKF5Libkdepim.so.5abi2
#11 0x00007fb8cca919d4 in KMMainWidget::showMessageActivities(QString const&)
() at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#12 0x00007fb8cca955f1 in KMMainWidget::itemsFetchDone(KJob*) () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#13 0x00007fb8cabdc6cf in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007fb8cc057fdc in KJob::result(KJob*, KJob::QPrivateSignal) () at
/usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#15 0x00007fb8cc058b11 in KJob::finishJob(bool) () at
/usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#16 0x00007fb8cc058b72 in KJob::kill(KJob::KillVerbosity) () at
/usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#17 0x00007fb8c428a021 in Akonadi::Session::clear() () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi1
#18 0x00007fb8c428a0d7 in Akonadi::Session::~Session() () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi1
#19 0x00007fb8c428a0f9 in Akonadi::Session::~Session() () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi1
#20 0x00007fb8cabda19b in QObjectPrivate::deleteChildren() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007fb8cabe39cb in QObject::~QObject() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007fb8c7047019 in  () at
/usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5abi4
#23 0x00007fb8cabda19b in QObjectPrivate::deleteChildren() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007fb8cb965d4c in QWidget::~QWidget() () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007fb8c7038879 in MessageViewer::Viewer::~Viewer() () at
/usr/lib/x86_64-linux-gnu/libKF5MessageViewer.so.5abi4
#26 0x00007fb8cabda19b in QObjectPrivate::deleteChildren() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00007fb8cb965d4c in QWidget::~QWidget() () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007fb8cca62df9 in KMReaderWin::~KMReaderWin() () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#29 0x00007fb8cabda19b in QObjectPrivate::deleteChildren() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007fb8cb965d4c in QWidget::~QWidget() () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007fb8cbad4639 in QSplitter::~QSplitter() () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007fb8cabda19b in QObjectPrivate::deleteChildren() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007fb8cb965d4c in QWidget::~QWidget() () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007fb8cbad4639 in QSplitter::~QSplitter() () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#35 0x00007fb8cca941f3 in KMMainWidget::deleteWidgets() () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#36 0x00007fb8ccaadd41 in KMMainWidget::destruct() () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#37 0x00007fb8ccaadf1f in KMMainWidget::~KMMainWidget() () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#38 0x00007fb8ccaae0f9 in KMMainWidget::~KMMainWidget() () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#39 0x00007fb8cabda19b in QObjectPrivate::deleteChildren() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007fb8cb965d4c in QWidget::~QWidget() () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#41 0x00007fb8c9cb673d in KMainWindow::~KMainWindow() () at
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#42 0x00007fb8cca5fd6a in KMMainWin::~KMMainWin() () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#43 0x00007fb8cca5fdd9 in KMMainWin::~KMMainWin() () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#44 0x00007fb8cabdd140 in QObject::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007fb8cb96a743 in QWidget::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#46 0x00007fb8cba7dc4b in QMainWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#47 0x00007fb8c9cb8b87 in KMainWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#48 0x00007fb8c9cfd9e5 in KXmlGuiWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#49 0x00007fb8cb92b82c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#50 0x00007fb8cb9330f4 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#51 0x00007fb8cabad9a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#52 0x00007fb8cabb011d in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#53 0x00007fb8cac072c3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#54 0x00007fb8bdf60287 in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007fb8bdf604c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#56 0x00007fb8bdf6054c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#57 0x00007fb8cac068ef in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#58 0x00007fb8cabab9ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#59 0x00007fb8cabb4a84 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#60 0x0000564e1fb3e7cd in  ()
#61 0x00007fb8ca1c5b97 in __libc_start_main (main=0x564e1fb3d840, argc=3,
argv=0x7fff2bc1d3f8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7fff2bc1d3e8) at ../csu/libc-start.c:310
#62 0x0000564e1fb3e8fa in _start ()

Reported using DrKonqi

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