[kontact] [Bug 419792] New: Kontact crash on exit

Crone123 bugzilla_noreply at kde.org
Tue Apr 7 14:27:05 BST 2020


https://bugs.kde.org/show_bug.cgi?id=419792

            Bug ID: 419792
           Summary: Kontact crash on exit
           Product: kontact
           Version: 5.11.3
          Platform: Ubuntu Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: va.crone at gmail.com
  Target Milestone: ---

Application: kontact (5.11.3)

Qt Version: 5.12.4
Frameworks Version: 5.62.0
Operating System: Linux 5.3.0-45-generic x86_64
Distribution: Ubuntu 19.10

-- Information about the crash:
- What I was doing when the application crashed:
I just close the main window when I was on the Inbox folder in KMail. (from
Kontact)

I note that I have an email opened in another window.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd2bc917f00 (LWP 29486))]

Thread 25 (Thread 0x7fd1973fe700 (LWP 21251)):
#0  0x00007fd2cebc96e0 in futex_abstimed_wait_cancelable (private=<optimized
out>, abstime=0x7fd1973fd470, clockid=<optimized out>, expected=0,
futex_word=0x7fd1973fd5b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:208
#1  0x00007fd2cebc96e0 in __pthread_cond_wait_common (abstime=0x7fd1973fd470,
clockid=<optimized out>, mutex=0x7fd1973fd568, cond=0x7fd1973fd590) at
pthread_cond_wait.c:520
#2  0x00007fd2cebc96e0 in __pthread_cond_timedwait (cond=0x7fd1973fd590,
mutex=0x7fd1973fd568, abstime=0x7fd1973fd470) at pthread_cond_wait.c:656
#3  0x00007fd2c877410b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8774ab2 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c8774ba6 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8736705 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8738c6b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2c8739258 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#11 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7fd29affd700 (LWP 21248)):
#0  0x00007fd2cebc96e0 in futex_abstimed_wait_cancelable (private=<optimized
out>, abstime=0x7fd29affc470, clockid=<optimized out>, expected=0,
futex_word=0x7fd29affc5b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:208
#1  0x00007fd2cebc96e0 in __pthread_cond_wait_common (abstime=0x7fd29affc470,
clockid=<optimized out>, mutex=0x7fd29affc568, cond=0x7fd29affc590) at
pthread_cond_wait.c:520
#2  0x00007fd2cebc96e0 in __pthread_cond_timedwait (cond=0x7fd29affc590,
mutex=0x7fd29affc568, abstime=0x7fd29affc470) at pthread_cond_wait.c:656
#3  0x00007fd2c877410b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8774ab2 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c8774ba6 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8736705 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8738f96 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2c8739258 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#11 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fd1ad92e700 (LWP 13578)):
#0  0x00007fd2cfb7e923 in __libc_enable_asynccancel () at
../sysdeps/unix/sysv/linux/x86_64/cancellation.S:56
#1  0x00007fd2cfbfcc17 in __GI___poll (fds=0x7fd29001a480, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#2  0x00007fd2b070a1c6 in  () at /lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fd2b06fb831 in pa_mainloop_poll () at
/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fd2b06fbeb3 in pa_mainloop_iterate () at
/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fd2b06fbf60 in pa_mainloop_run () at
/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fd2b070a10d in  () at /lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007fd2b06a837c in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.0.so
#8  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#9  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fd194857700 (LWP 24893)):
#0  0x00007fd2cebc96e0 in futex_abstimed_wait_cancelable (private=<optimized
out>, abstime=0x7fd194856470, clockid=<optimized out>, expected=0,
futex_word=0x7fd1948565b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:208
#1  0x00007fd2cebc96e0 in __pthread_cond_wait_common (abstime=0x7fd194856470,
clockid=<optimized out>, mutex=0x7fd194856568, cond=0x7fd194856590) at
pthread_cond_wait.c:520
#2  0x00007fd2cebc96e0 in __pthread_cond_timedwait (cond=0x7fd194856590,
mutex=0x7fd194856568, abstime=0x7fd194856470) at pthread_cond_wait.c:656
#3  0x00007fd2c877410b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8774ab2 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c8774ba6 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8736705 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8738f96 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2c8739258 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#11 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fd1a2c9b700 (LWP 29580)):
#0  0x00007fd2ce2afc68 in g_mutex_unlock () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd2ce263470 in g_main_context_check () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd2ce263a52 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd2ce263be3 in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd2d01bf653 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd2d01665cb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd2cff9fa45 in QThread::exec() () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd2cffa0c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#9  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7fd1bd6d4700 (LWP 29539)):
#0  0x00007fd2cfc0294d in syscall () at
../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007fd2cffa3081 in QSemaphore::acquire(int) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007fd1bdcf7fec in  () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/texttospeech/libqttexttospeech_flite.so
#3  0x00007fd2cffa0c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#5  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fd1bf7fe700 (LWP 29529)):
#0  0x00007fd2cfbfcc2f in __GI___poll (fds=0x7fd1b0072720, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd2ce263aae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd2ce263be3 in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd2d01bf653 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd2d01665cb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd2cff9fa45 in QThread::exec() () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd2cffa0c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#8  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fd1d0cdb700 (LWP 29527)):
#0  0x00007fd2ce2605fd in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fd2ce261c84 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd2ce2633ff in g_main_context_check () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd2ce263a52 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd2ce263be3 in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd2d01bf653 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd2d01665cb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007fd2cff9fa45 in QThread::exec() () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd2cffa0c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#10 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fd1d37fe700 (LWP 29513)):
#0  0x00007fd2cebc92c6 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fd1d37fd5c8) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  0x00007fd2cebc92c6 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x7fd1d37fd578, cond=0x7fd1d37fd5a0) at pthread_cond_wait.c:508
#2  0x00007fd2cebc92c6 in __pthread_cond_wait (cond=0x7fd1d37fd5a0,
mutex=0x7fd1d37fd578) at pthread_cond_wait.c:638
#3  0x00007fd2c877403d in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8774ac0 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c8774b63 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8736718 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8738f96 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2c8739318 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#11 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fd1d3fff700 (LWP 29512)):
#0  0x00007fd2cfbf834f in __GI___libc_write (nbytes=50, buf=0x7fd1d3ffb920,
fd=2) at ../sysdeps/unix/sysv/linux/write.c:26
#1  0x00007fd2cfbf834f in __GI___libc_write (fd=2, buf=0x7fd1d3ffb920,
nbytes=50) at ../sysdeps/unix/sysv/linux/write.c:24
#2  0x00007fd2cfb78fed in _IO_new_file_write (f=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, data=0x7fd1d3ffb920, n=50) at fileops.c:1180
#3  0x00007fd2cfb79908 in new_do_write (to_do=<optimized out>,
data=0x7fd1d3ffb920 "[warn] epoll_wait: Mauvais descripteur de fichier\n",
fp=0x7fd2cfcd25c0 <_IO_2_1_stderr_>) at libioP.h:948
#4  0x00007fd2cfb79908 in _IO_new_file_xsputn (n=50, data=<optimized out>,
f=<optimized out>) at fileops.c:1259
#5  0x00007fd2cfb79908 in _IO_new_file_xsputn (f=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, data=<optimized out>, n=50) at fileops.c:1201
#6  0x00007fd2cfb64023 in buffered_vfprintf (s=s at entry=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, format=format at entry=0x7fd2c3c776a8 "[%s] %s\n",
args=args at entry=0x7fd1d3ffdee0, mode_flags=mode_flags at entry=2) at
../libio/libioP.h:948
#7  0x00007fd2cfb60df4 in __vfprintf_internal (s=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, format=0x7fd2c3c776a8 "[%s] %s\n",
ap=ap at entry=0x7fd1d3ffdee0, mode_flags=2) at vfprintf-internal.c:1346
#8  0x00007fd2cfc18483 in ___fprintf_chk (fp=<optimized out>, flag=<optimized
out>, format=<optimized out>) at fprintf_chk.c:33
#9  0x00007fd2c3c5f9ad in event_logv_ () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007fd2c3c5fb44 in event_warn () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007fd2c3c6146c in  () at /lib/x86_64-linux-gnu/libevent-2.1.so.6
#12 0x00007fd2c3c57114 in event_base_loop () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#13 0x00007fd2c877a429 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007fd2c8713f0b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007fd2c8745d9b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#18 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fd2797fa700 (LWP 29510)):
#0  0x00007fd2cebc92c6 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fd2c43bcfb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  0x00007fd2cebc92c6 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x7fd2c43bcf68, cond=0x7fd2c43bcf90) at pthread_cond_wait.c:508
#2  0x00007fd2cebc92c6 in __pthread_cond_wait (cond=0x7fd2c43bcf90,
mutex=0x7fd2c43bcf68) at pthread_cond_wait.c:638
#3  0x00007fd2c42c608a in  () at /lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007fd2c42c60af in  () at /lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#6  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fd279ffb700 (LWP 29509)):
#0  0x00007fd2cfbfcc2f in __GI___poll (fds=0x7fd260007170, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd2b070a1c6 in  () at /lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007fd2b06fb831 in pa_mainloop_poll () at
/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007fd2b06fbeb3 in pa_mainloop_iterate () at
/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fd2b06fbf60 in pa_mainloop_run () at
/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fd2b070a10d in  () at /lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fd2b06a837c in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.0.so
#7  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#8  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fd27a7fc700 (LWP 29508)):
#0  0x00007fd2cebc96e0 in futex_abstimed_wait_cancelable (private=<optimized
out>, abstime=0x7fd27a7fb470, clockid=<optimized out>, expected=0,
futex_word=0x7fd27a7fb5b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:208
#1  0x00007fd2cebc96e0 in __pthread_cond_wait_common (abstime=0x7fd27a7fb470,
clockid=<optimized out>, mutex=0x7fd27a7fb568, cond=0x7fd27a7fb590) at
pthread_cond_wait.c:520
#2  0x00007fd2cebc96e0 in __pthread_cond_timedwait (cond=0x7fd27a7fb590,
mutex=0x7fd27a7fb568, abstime=0x7fd27a7fb470) at pthread_cond_wait.c:656
#3  0x00007fd2c877410b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8774ab2 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c86f1ce8 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8713f0b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8745d9b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#10 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fd27affd700 (LWP 29507)):
#0  0x00007fd2cebc92c6 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55fa985f8dd8) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  0x00007fd2cebc92c6 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55fa985f8d18, cond=0x55fa985f8db0) at pthread_cond_wait.c:508
#2  0x00007fd2cebc92c6 in __pthread_cond_wait (cond=0x55fa985f8db0,
mutex=0x55fa985f8d18) at pthread_cond_wait.c:638
#3  0x00007fd2c877403d in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c904a598 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c8747243 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#8  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fd27b7fe700 (LWP 29506)):
#0  0x00007fd2cfb7e8eb in __lll_lock_wait_private (futex=0x7fd2cfcd44b0
<_IO_stdfile_2_lock>) at ./lowlevellock.c:35
#1  0x00007fd2cfb64146 in buffered_vfprintf (s=s at entry=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, format=format at entry=0x7fd2c3c776a8 "[%s] %s\n",
args=args at entry=0x7fd27b7fcee0, mode_flags=mode_flags at entry=2) at
vfprintf-internal.c:2381
#2  0x00007fd2cfb60df4 in __vfprintf_internal (s=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, format=0x7fd2c3c776a8 "[%s] %s\n",
ap=ap at entry=0x7fd27b7fcee0, mode_flags=2) at vfprintf-internal.c:1346
#3  0x00007fd2cfc18483 in ___fprintf_chk (fp=<optimized out>, flag=<optimized
out>, format=<optimized out>) at fprintf_chk.c:33
#4  0x00007fd2c3c5f9ad in event_logv_ () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fd2c3c5fb44 in event_warn () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fd2c3c6146c in  () at /lib/x86_64-linux-gnu/libevent-2.1.so.6
#7  0x00007fd2c3c57114 in event_base_loop () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007fd2c877a47d in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8713f0b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2c8745d9b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#13 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fd27bfff700 (LWP 29505)):
#0  0x00007fd2cebc96e0 in futex_abstimed_wait_cancelable (private=<optimized
out>, abstime=0x7fd27bffe470, clockid=<optimized out>, expected=0,
futex_word=0x7fd27bffe5b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:208
#1  0x00007fd2cebc96e0 in __pthread_cond_wait_common (abstime=0x7fd27bffe470,
clockid=<optimized out>, mutex=0x7fd27bffe568, cond=0x7fd27bffe590) at
pthread_cond_wait.c:520
#2  0x00007fd2cebc96e0 in __pthread_cond_timedwait (cond=0x7fd27bffe590,
mutex=0x7fd27bffe568, abstime=0x7fd27bffe470) at pthread_cond_wait.c:656
#3  0x00007fd2c877410b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8774ab2 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c86f1ce8 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8713f0b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8745d9b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#10 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fd298ff9700 (LWP 29504)):
#0  0x00007fd2cebc92c6 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7fd298ff85c8) at
../sysdeps/unix/sysv/linux/futex-internal.h:80
#1  0x00007fd2cebc92c6 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x7fd298ff8578, cond=0x7fd298ff85a0) at pthread_cond_wait.c:508
#2  0x00007fd2cebc92c6 in __pthread_cond_wait (cond=0x7fd298ff85a0,
mutex=0x7fd298ff8578) at pthread_cond_wait.c:638
#3  0x00007fd2c877403d in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8774ac0 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c8774b63 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8736718 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8738f96 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2c87392b8 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#11 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fd2997fa700 (LWP 29503)):
#0  0x00007fd2cfc0965e in epoll_wait (epfd=49, events=0x7fd27c002010,
maxevents=32, timeout=0) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007fd2c3c612c5 in  () at /lib/x86_64-linux-gnu/libevent-2.1.so.6
#2  0x00007fd2c3c57114 in event_base_loop () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fd2c877a429 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8713f0b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c80c3c18 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8745d9b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#9  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fd29b7fe700 (LWP 29499)):
#0  0x00007fd2cebc96e0 in futex_abstimed_wait_cancelable (private=<optimized
out>, abstime=0x7fd29b7fd470, clockid=<optimized out>, expected=0,
futex_word=0x7fd29b7fd5b8) at ../sysdeps/unix/sysv/linux/futex-internal.h:208
#1  0x00007fd2cebc96e0 in __pthread_cond_wait_common (abstime=0x7fd29b7fd470,
clockid=<optimized out>, mutex=0x7fd29b7fd568, cond=0x7fd29b7fd590) at
pthread_cond_wait.c:520
#2  0x00007fd2cebc96e0 in __pthread_cond_timedwait (cond=0x7fd29b7fd590,
mutex=0x7fd29b7fd568, abstime=0x7fd29b7fd470) at pthread_cond_wait.c:656
#3  0x00007fd2c877410b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8774ab2 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2c8774ba6 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007fd2c8736705 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007fd2c8738f96 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007fd2c8739258 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#11 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fd29bfff700 (LWP 29498)):
#0  0x00007fd2cfb7e8eb in __lll_lock_wait_private (futex=0x7fd2cfcd44b0
<_IO_stdfile_2_lock>) at ./lowlevellock.c:35
#1  0x00007fd2cfb64146 in buffered_vfprintf (s=s at entry=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, format=format at entry=0x7fd2c3c776a8 "[%s] %s\n",
args=args at entry=0x7fd29bffdec0, mode_flags=mode_flags at entry=2) at
vfprintf-internal.c:2381
#2  0x00007fd2cfb60df4 in __vfprintf_internal (s=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, format=0x7fd2c3c776a8 "[%s] %s\n",
ap=ap at entry=0x7fd29bffdec0, mode_flags=2) at vfprintf-internal.c:1346
#3  0x00007fd2cfc18483 in ___fprintf_chk (fp=<optimized out>, flag=<optimized
out>, format=<optimized out>) at fprintf_chk.c:33
#4  0x00007fd2c3c5f9ad in event_logv_ () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fd2c3c5fb44 in event_warn () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fd2c3c6146c in  () at /lib/x86_64-linux-gnu/libevent-2.1.so.6
#7  0x00007fd2c3c57114 in event_base_loop () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007fd2c877a429 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8713f0b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2c873ce38 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fd2c8745d9b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#14 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fd2b1769700 (LWP 29496)):
#0  0x00007fd2cfb7e8eb in __lll_lock_wait_private (futex=0x7fd2cfcd44b0
<_IO_stdfile_2_lock>) at ./lowlevellock.c:35
#1  0x00007fd2cfb64146 in buffered_vfprintf (s=s at entry=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, format=format at entry=0x7fd2c3c776a8 "[%s] %s\n",
args=args at entry=0x7fd2b1767ee0, mode_flags=mode_flags at entry=2) at
vfprintf-internal.c:2381
#2  0x00007fd2cfb60df4 in __vfprintf_internal (s=0x7fd2cfcd25c0
<_IO_2_1_stderr_>, format=0x7fd2c3c776a8 "[%s] %s\n",
ap=ap at entry=0x7fd2b1767ee0, mode_flags=2) at vfprintf-internal.c:1346
#3  0x00007fd2cfc18483 in ___fprintf_chk (fp=<optimized out>, flag=<optimized
out>, format=<optimized out>) at fprintf_chk.c:33
#4  0x00007fd2c3c5f9ad in event_logv_ () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007fd2c3c5fb44 in event_warn () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007fd2c3c6146c in  () at /lib/x86_64-linux-gnu/libevent-2.1.so.6
#7  0x00007fd2c3c57114 in event_base_loop () at
/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007fd2c877a429 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007fd2c8713f0b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007fd2c8745d9b in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#13 0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fd2b1f6a700 (LWP 29495)):
#0  0x00007fd2cfbcca86 in __GI___waitpid (pid=29492, stat_loc=0x7fd2b1f694a4,
options=0) at ../sysdeps/unix/sysv/linux/waitpid.c:30
#1  0x00007fd2c8770356 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007fd2c8771718 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007fd2c877185d in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007fd2c8776c75 in  () at /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#6  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fd2b3fff700 (LWP 29489)):
#0  0x00007fd2cfbfcc2f in __GI___poll (fds=0x7fd18c0032a0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd2ce263aae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd2ce263be3 in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd2d01bf653 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007fd2d01665cb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd2cff9fa45 in QThread::exec() () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007fd2cf5d1efa in  () at /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fd2cffa0c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#9  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fd2bba82700 (LWP 29488)):
#0  0x00007fd2cfbfcc2f in __GI___poll (fds=0x7fd2bba815a8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fd2cebf8917 in  () at /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fd2cebfa53a in xcb_wait_for_event () at
/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fd2bbfdb288 in  () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fd2cffa0c92 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007fd2cebc2669 in start_thread (arg=<optimized out>) at
pthread_create.c:479
#6  0x00007fd2cfc09323 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fd2bc917f00 (LWP 29486)):
[KCrash Handler]
#6  0x000055fa98a54bb0 in  ()
#7  0x00007fd2d054c3d7 in
QGuiApplicationPrivate::processActivatedEvent(QWindowSystemInterfacePrivate::ActivatedWindowEvent*)
() at /lib/x86_64-linux-gnu/libQt5Gui.so.5
#8  0x00007fd2d0551535 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /lib/x86_64-linux-gnu/libQt5Gui.so.5
#9  0x00007fd2d052b26b in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /lib/x86_64-linux-gnu/libQt5Gui.so.5
#10 0x00007fd2bbfdc28e in  () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#11 0x00007fd2ce2638bd in g_main_context_dispatch () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fd2ce263b40 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fd2ce263be3 in g_main_context_iteration () at
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007fd2d01bf635 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007fd2d01665cb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007fd2d016e336 in QCoreApplication::exec() () at
/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x000055fa97a19cc3 in  ()
#18 0x00007fd2cfb0e1e3 in __libc_start_main (main=0x55fa97a19140, argc=1,
argv=0x7ffd95800e38, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd95800e28) at ../csu/libc-start.c:308
#19 0x000055fa97a1a4de in  ()
[Inferior 1 (process 29486) detached]

Reported using DrKonqi

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