[kontact] [Bug 402131] New: Kmail segfaults when trying to open email.

bugzilla_noreply at kde.org bugzilla_noreply at kde.org
Fri Dec 14 18:43:09 GMT 2018 

https://bugs.kde.org/show_bug.cgi?id=402131

            Bug ID: 402131
           Summary: Kmail segfaults when trying to open email.
           Product: kontact
           Version: unspecified
          Platform: Neon Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: lnxusr at westlot.net
  Target Milestone: ---

Application: kontact (5.10.0)

Qt Version: 5.11.2
Frameworks Version: 5.53.0
Operating System: Linux 4.15.0-42-generic x86_64
Distribution: KDE neon User Edition 5.14

-- Information about the crash:
Just upadated today's pacakages (14 Dec, 2018) and now Kontact and Kmail
segfault when I try to open any email EVERY TIME!

The crash can be reproduced every time.

-- 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 0x7f3b4c1d2b80 (LWP 7180))]

Thread 30 (Thread 0x7f39e19c2700 (LWP 7269)):
#0  0x00007f3b48b66bf9 in __GI___poll (fds=0x7f39f400ed50, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3b425ac539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3b425ac64c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3b496b904b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3b4965d30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3b49488bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3b49493adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f3b444786db in start_thread (arg=0x7f39e19c2700) at
pthread_create.c:463
#8  0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7f39f3fff700 (LWP 7229)):
#0  0x00007f3b425f2049 in g_mutex_lock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f3b425ab905 in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3b425ac46b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3b425ac64c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3b496b904b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3b4965d30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3b49488bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f3b49493adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f3b444786db in start_thread (arg=0x7f39f3fff700) at
pthread_create.c:463
#9  0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7f39f8b45700 (LWP 7228)):
#0  0x00007f3b48b66bf9 in __GI___poll (fds=0x7f39ec003ce0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3b425ac539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3b425ac64c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3b496b904b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3b4965d30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3b49488bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3b49493adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f3b444786db in start_thread (arg=0x7f39f8b45700) at
pthread_create.c:463
#8  0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7f39f99e4700 (LWP 7227)):
#0  0x00007f3b48b66bf9 in __GI___poll (fds=0x7f39f4004a10, nfds=1,
timeout=8855) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3b425ac539 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3b425ac64c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3b496b904b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3b4965d30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3b49488bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3b49493adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f3b444786db in start_thread (arg=0x7f39f99e4700) at
pthread_create.c:463
#8  0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7f3a0b7fe700 (LWP 7226)):
#0  0x00007f3b4447eed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f3a0b7fd780, expected=0, futex_word=0x7f3a0b7fd968) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f3b4447eed9 in __pthread_cond_wait_common (abstime=0x7f3a0b7fd820,
mutex=0x7f3a0b7fd918, cond=0x7f3a0b7fd940) at pthread_cond_wait.c:533
#2  0x00007f3b4447eed9 in __pthread_cond_timedwait (cond=0x7f3a0b7fd940,
mutex=0x7f3a0b7fd918, abstime=0x7f3a0b7fd820) at pthread_cond_wait.c:667
#3  0x00007f3b39b0c917 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ebf7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ece2 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d61 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b150ff in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3a0b7fe700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f3a0bfff700 (LWP 7212)):
#0  0x00007f3b48b826ac in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f3b48b84474 in ___fprintf_chk (fp=0x7f3b48e3f8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f3b3173b6a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f3b317239ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f3b31723b44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f3b3172546c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f3b3171b114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f3b39adfe81 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b0020b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b2260f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3b444786db in start_thread (arg=0x7f3a0bfff700) at
pthread_create.c:463
#11 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f3ae1731700 (LWP 7211)):
#0  0x00007f3b4447eed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f3ae1730780, expected=0, futex_word=0x7f3ae1730968) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f3b4447eed9 in __pthread_cond_wait_common (abstime=0x7f3ae1730820,
mutex=0x7f3ae1730918, cond=0x7f3ae1730940) at pthread_cond_wait.c:533
#2  0x00007f3b4447eed9 in __pthread_cond_timedwait (cond=0x7f3ae1730940,
mutex=0x7f3ae1730918, abstime=0x7f3ae1730820) at pthread_cond_wait.c:667
#3  0x00007f3b39b0c917 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ebf7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ece2 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d61 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b152e9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3ae1731700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f3ae2f4d700 (LWP 7210)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3b32e56fb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3b32e56f68, cond=0x7f3b32e56f90) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x7f3b32e56f90,
mutex=0x7f3b32e56f68) at pthread_cond_wait.c:655
#3  0x00007f3b32b61954 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f3b32b61999 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f3b444786db in start_thread (arg=0x7f3ae2f4d700) at
pthread_create.c:463
#6  0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f3ae37fe700 (LWP 7209)):
#0  0x00007f3b48b66bf9 in __GI___poll (fds=0x7f3a98007030, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3af05db451 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f3af05cce10 in pa_mainloop_poll () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f3af05cd4a0 in pa_mainloop_iterate () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f3af05cd530 in pa_mainloop_run () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f3af05db399 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f3af037d2a8 in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#7  0x00007f3b444786db in start_thread (arg=0x7f3ae37fe700) at
pthread_create.c:463
#8  0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f3ae3fff700 (LWP 7208)):
#0  0x00007f3b48b826ac in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f3b48b84474 in ___fprintf_chk (fp=0x7f3b48e3f8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f3b3173b6a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f3b317239ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f3b31723b44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f3b3172546c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f3b3171b114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f3b39adfed5 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b0020b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b2260f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3b444786db in start_thread (arg=0x7f3ae3fff700) at
pthread_create.c:463
#11 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f3ae8ff9700 (LWP 7207)):
#0  0x00007f3b4447eed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f3ae8ff8750, expected=0, futex_word=0x7f3ae8ff8938) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f3b4447eed9 in __pthread_cond_wait_common (abstime=0x7f3ae8ff87f0,
mutex=0x7f3ae8ff88e8, cond=0x7f3ae8ff8910) at pthread_cond_wait.c:533
#2  0x00007f3b4447eed9 in __pthread_cond_timedwait (cond=0x7f3ae8ff8910,
mutex=0x7f3ae8ff88e8, abstime=0x7f3ae8ff87f0) at pthread_cond_wait.c:667
#3  0x00007f3b39b0c917 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ebf7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39ad90f8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b0020b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b2260f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3ae8ff9700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f3ae97fa700 (LWP 7206)):
#0  0x00007f3b48b55e57 in sched_yield () at
../sysdeps/unix/syscall-template.S:78
#1  0x00007f3b1334e719 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#2  0x00007f3b132a6a40 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#3  0x00007f3b132a74e6 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#4  0x00007f3b132a82f6 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#5  0x00007f3b132915d9 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#6  0x00007f3b13311361 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#7  0x00007f3b13312789 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#8  0x00007f3b132a7823 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#9  0x00007f3b132a8786 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#10 0x00007f3b133099cb in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#11 0x00007f3b1331657d in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#12 0x00007f3b13262166 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#13 0x00007f3b12eb0cc6 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#14 0x00007f3b12f2bf6a in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#15 0x00007f3b132cf2e6 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#16 0x00007f3b12ea3ca9 in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#17 0x00007f3b12ea785d in  () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.77
#18 0x00007f3b3a6caa87 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#19 0x00007f3b3a6cdfaf in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#20 0x00007f3b3a6c32fc in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#21 0x00007f3b3a71609c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#22 0x00007f3b3c3045ee in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#23 0x00007f3b3c2ff47b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#24 0x00007f3b3c2fcec5 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#25 0x00007f3b3c2fe2da in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#26 0x00007f3b3c3000e5 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#27 0x00007f3b39aba6ff in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#28 0x00007f3b39adcf52 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#29 0x00007f3b39add895 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#30 0x00007f3b39adda07 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#31 0x00007f3b39ad90a1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#32 0x00007f3b39b0020b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#33 0x00007f3b39b2260f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#34 0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#35 0x00007f3b444786db in start_thread (arg=0x7f3ae97fa700) at
pthread_create.c:463
#36 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f3ae9ffb700 (LWP 7205)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55ac201acc48) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55ac201acb88, cond=0x55ac201acc20) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x55ac201acc20,
mutex=0x55ac201acb88) at pthread_cond_wait.c:655
#3  0x00007f3b39b0c849 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b3a5c4078 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b2244c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b444786db in start_thread (arg=0x7f3ae9ffb700) at
pthread_create.c:463
#8  0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f3aea7fc700 (LWP 7204)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3aea7fb978) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3aea7fb928, cond=0x7f3aea7fb950) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x7f3aea7fb950,
mutex=0x7f3aea7fb928) at pthread_cond_wait.c:655
#3  0x00007f3b39b0c849 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ec0c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ec9f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d78 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b152e9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3aea7fc700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f3aeaffd700 (LWP 7203)):
#0  0x00007f3b48b826ac in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f3b48b84474 in ___fprintf_chk (fp=0x7f3b48e3f8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f3b3173b6a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f3b317239ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f3b31723b44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f3b3172546c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f3b3171b114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f3b39adffc4 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b0020b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b38bd923a in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b38bd985f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3b39b226c8 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f3b444786db in start_thread (arg=0x7f3aeaffd700) at
pthread_create.c:463
#13 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f3aeb7fe700 (LWP 7202)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3aeb7fd978) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3aeb7fd928, cond=0x7f3aeb7fd950) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x7f3aeb7fd950,
mutex=0x7f3aeb7fd928) at pthread_cond_wait.c:655
#3  0x00007f3b39b0c849 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ec0c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ec9f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d78 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b150ff in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3aeb7fe700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f3aebfff700 (LWP 7201)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3aebffe978) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3aebffe928, cond=0x7f3aebffe950) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x7f3aebffe950,
mutex=0x7f3aebffe928) at pthread_cond_wait.c:655
#3  0x00007f3b39b0c849 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ec0c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ec9f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d78 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b152e9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3aebfff700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f3af0ff9700 (LWP 7200)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3af0ff8978) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3af0ff8928, cond=0x7f3af0ff8950) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x7f3af0ff8950,
mutex=0x7f3af0ff8928) at pthread_cond_wait.c:655
#3  0x00007f3b39b0c849 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ec0c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ec9f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d78 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b150ff in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3af0ff9700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f3af17fa700 (LWP 7199)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3af17f9978) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3af17f9928, cond=0x7f3af17f9950) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x7f3af17f9950,
mutex=0x7f3af17f9928) at pthread_cond_wait.c:655
#3  0x00007f3b39b0c849 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ec0c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ec9f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d78 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b150ff in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3af17fa700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f3af1ffb700 (LWP 7198)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3af1ffa978) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3af1ffa928, cond=0x7f3af1ffa950) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x7f3af1ffa950,
mutex=0x7f3af1ffa928) at pthread_cond_wait.c:655
#3  0x00007f3b39b0c849 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ec0c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ec9f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d78 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b150ff in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3af1ffb700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f3af27fc700 (LWP 7197)):
#0  0x00007f3b4447eed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f3af27fb780, expected=0, futex_word=0x7f3af27fb968) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f3b4447eed9 in __pthread_cond_wait_common (abstime=0x7f3af27fb820,
mutex=0x7f3af27fb918, cond=0x7f3af27fb940) at pthread_cond_wait.c:533
#2  0x00007f3b4447eed9 in __pthread_cond_timedwait (cond=0x7f3af27fb940,
mutex=0x7f3af27fb918, abstime=0x7f3af27fb820) at pthread_cond_wait.c:667
#3  0x00007f3b39b0c917 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ebf7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ece2 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d61 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b152e9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3af27fc700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f3af2ffd700 (LWP 7196)):
#0  0x00007f3b4447eed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f3af2ffc780, expected=0, futex_word=0x7f3af2ffc968) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f3b4447eed9 in __pthread_cond_wait_common (abstime=0x7f3af2ffc820,
mutex=0x7f3af2ffc918, cond=0x7f3af2ffc940) at pthread_cond_wait.c:533
#2  0x00007f3b4447eed9 in __pthread_cond_timedwait (cond=0x7f3af2ffc940,
mutex=0x7f3af2ffc918, abstime=0x7f3af2ffc820) at pthread_cond_wait.c:667
#3  0x00007f3b39b0c917 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ebf7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ece2 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d61 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b152e9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3af2ffd700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f3af37fe700 (LWP 7195)):
#0  0x00007f3b4447eed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f3af37fd780, expected=0, futex_word=0x7f3af37fd968) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f3b4447eed9 in __pthread_cond_wait_common (abstime=0x7f3af37fd820,
mutex=0x7f3af37fd918, cond=0x7f3af37fd940) at pthread_cond_wait.c:533
#2  0x00007f3b4447eed9 in __pthread_cond_timedwait (cond=0x7f3af37fd940,
mutex=0x7f3af37fd918, abstime=0x7f3af37fd820) at pthread_cond_wait.c:667
#3  0x00007f3b39b0c917 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ebf7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ece2 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d61 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b152e9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3af37fe700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f3af3fff700 (LWP 7194)):
#0  0x00007f3b4447eed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f3af3ffe780, expected=0, futex_word=0x7f3af3ffe968) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f3b4447eed9 in __pthread_cond_wait_common (abstime=0x7f3af3ffe820,
mutex=0x7f3af3ffe918, cond=0x7f3af3ffe940) at pthread_cond_wait.c:533
#2  0x00007f3b4447eed9 in __pthread_cond_timedwait (cond=0x7f3af3ffe940,
mutex=0x7f3af3ffe918, abstime=0x7f3af3ffe820) at pthread_cond_wait.c:667
#3  0x00007f3b39b0c917 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ebf7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ece2 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d61 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b152e9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3af3fff700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f3b0903c700 (LWP 7192)):
#0  0x00007f3b4447eed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f3b0903b780, expected=0, futex_word=0x7f3b0903b968) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f3b4447eed9 in __pthread_cond_wait_common (abstime=0x7f3b0903b820,
mutex=0x7f3b0903b918, cond=0x7f3b0903b940) at pthread_cond_wait.c:533
#2  0x00007f3b4447eed9 in __pthread_cond_timedwait (cond=0x7f3b0903b940,
mutex=0x7f3b0903b918, abstime=0x7f3b0903b820) at pthread_cond_wait.c:667
#3  0x00007f3b39b0c917 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ebf7 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ece2 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39b13d61 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b152e9 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b444786db in start_thread (arg=0x7f3b0903c700) at
pthread_create.c:463
#10 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f3b0983d700 (LWP 7191)):
#0  0x00007f3b48b62187 in __GI___libc_write (fd=2, buf=0x7f3b09839c90,
nbytes=39) at ../sysdeps/unix/sysv/linux/write.c:27
#1  0x00007f3b48add1bd in _IO_new_file_write (f=0x7f3b48e3e680
<_IO_2_1_stderr_>, data=0x7f3b09839c90, n=39) at fileops.c:1203
#2  0x00007f3b48addb2f in new_do_write (to_do=<optimized out>,
data=0x7f3b09839c90 "[warn] epoll_wait: Bad file descriptor\n",
fp=0x7f3b48e3e680 <_IO_2_1_stderr_>) at fileops.c:457
#3  0x00007f3b48addb2f in _IO_new_file_xsputn (f=0x7f3b48e3e680
<_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1277
#4  0x00007f3b48ab0707 in buffered_vfprintf (s=s at entry=0x7f3b48e3e680
<_IO_2_1_stderr_>, format=format at entry=0x7f3b3173b6a8 "[%s] %s\n",
args=args at entry=0x7f3b0983c250) at vfprintf.c:2350
#5  0x00007f3b48aad726 in _IO_vfprintf_internal (s=s at entry=0x7f3b48e3e680
<_IO_2_1_stderr_>, format=0x7f3b3173b6a8 "[%s] %s\n",
ap=ap at entry=0x7f3b0983c250) at vfprintf.c:1301
#6  0x00007f3b48b844c6 in ___fprintf_chk (fp=0x7f3b48e3e680 <_IO_2_1_stderr_>,
flag=1, format=<optimized out>) at fprintf_chk.c:35
#7  0x00007f3b317239ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#8  0x00007f3b31723b44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#9  0x00007f3b3172546c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007f3b3171b114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007f3b39adfe81 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f3b39b0020b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f3b39b2260f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007f3b444786db in start_thread (arg=0x7f3b0983d700) at
pthread_create.c:463
#16 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f3b0a03e700 (LWP 7190)):
#0  0x00007f3b4447e9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3b0a03d918) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f3b4447e9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3b0a03d8c8, cond=0x7f3b0a03d8f0) at pthread_cond_wait.c:502
#2  0x00007f3b4447e9f3 in __pthread_cond_wait (cond=0x7f3b0a03d8f0,
mutex=0x7f3b0a03d8c8) at pthread_cond_wait.c:655
#3  0x00007f3b39b0c849 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f3b39b0ec0c in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f3b39b0ec9f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f3b39ad90ea in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b0020b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b2260f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3b444786db in start_thread (arg=0x7f3b0a03e700) at
pthread_create.c:463
#11 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f3b0aa4d700 (LWP 7189)):
#0  0x00007f3b48b826ac in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f3b48b84474 in ___fprintf_chk (fp=0x7f3b48e3f8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f3b3173b6a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f3b317239ad in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f3b31723b44 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f3b3172546c in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f3b3171b114 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f3b39adfed5 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f3b39b0020b in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f3b39b2260f in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f3b39b1dff1 in  () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f3b444786db in start_thread (arg=0x7f3b0aa4d700) at
pthread_create.c:463
#11 0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f3b11df5700 (LWP 7182)):
#0  0x00007f3b425f2049 in g_mutex_lock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f3b425ac51f in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3b425ac64c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3b496b904b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3b4965d30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3b49488bba in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3b47da9e45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f3b49493adb in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f3b444786db in start_thread (arg=0x7f3b11df5700) at
pthread_create.c:463
#9  0x00007f3b48b7388f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f3b4c1d2b80 (LWP 7180)):
[KCrash Handler]
#6  0x00007f3a0229fc90 in KMReaderWin::viewer() const () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#7  0x00007f3a022d97b5 in
KMMainWidget::slotItemsFetchedForActivation(KMCommand*) () at
/usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#8  0x00007f3b4968e18f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f3a023e5922 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#10 0x00007f3a022bf16b in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#11 0x00007f3b4968e18f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f3a023e58be in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#13 0x00007f3a022c47b9 in  () at /usr/lib/x86_64-linux-gnu/libkmailprivate.so.5
#14 0x00007f3b4968e18f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f3b4ad6f02c in KJob::result(KJob*, KJob::QPrivateSignal) () at
/usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#16 0x00007f3b4ad6fb61 in KJob::finishJob(bool) () at
/usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#17 0x00007f3b4969aef4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f3b4968eb9b in QObject::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f3b4a3ebe1c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f3b4a3f33ef in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f3b4965efe8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f3b496b84be in QTimerInfoList::activateTimers() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f3b496b8c81 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f3b425ac387 in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f3b425ac5c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f3b425ac64c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f3b496b902f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f3b1dedf761 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#29 0x00007f3b4965d30a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f3b496664d0 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x000055ac1dfcc4c5 in  ()
#32 0x00007f3b48a73b97 in __libc_start_main (main=0x55ac1dfcb6b0, argc=1,
argv=0x7ffe475eae68, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffe475eae58) at ../csu/libc-start.c:310
#33 0x000055ac1dfccaea in _start ()

Reported using DrKonqi

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