Bug 402795

Summary: Kontact/Akregator crashes after opening link in New tab
Product: [Applications] kontact Reporter: Steeven Hudon <styvn>
Component: generalAssignee: kdepim bugs <pim-bugs-null>
Status: RESOLVED DUPLICATE    
Severity: crash CC: colin.thomson
Priority: NOR Keywords: drkonqi
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: unspecified   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Steeven Hudon 2019-01-02 18:20:30 UTC 
Application: kontact (5.10.0)

Qt Version: 5.12.0
Frameworks Version: 5.53.0
Operating System: Linux 4.14.91-1-MANJARO x86_64
Distribution: "Manjaro Linux"

-- Information about the crash:
- What I was doing when the application crashed:  I clicked on an external link in Kontact/Akregator, to be opened in a New Tab in the Akregator module of Kontact.

- Custom settings of the application:  Configure Akregator > Browser > Left mouse click = Open in Tab.

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb0ace4eb00 (LWP 4628))]

Thread 32 (Thread 0x7faf62325700 (LWP 30913)):
#0  0x00007fb0c1f6a12b in __lll_lock_wait_private () from /usr/lib/libc.so.6
#1  0x00007fb0c1f6bf38 in __fprintf_chk () from /usr/lib/libc.so.6
#2  0x00007fb0b42ae2f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#3  0x00007fb0b42ae4b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#4  0x00007fb0b42afee2 in ?? () from /usr/lib/libevent-2.1.so.6
#5  0x00007fb0b42a5ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#6  0x00007fb0ba7bce7d in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba75863b in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0ba78b608 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 31 (Thread 0x7faf693f9700 (LWP 30902)):
#0  0x00007fb0c0db2afc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9379 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba178 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba20f in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779318 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b4d7 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bb04 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 30 (Thread 0x7faf69bfa700 (LWP 30901)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b4d7 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 29 (Thread 0x7faf6a3fb700 (LWP 30900)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 28 (Thread 0x7faf96e02700 (LWP 30899)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 27 (Thread 0x7faf956f5700 (LWP 30746)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 26 (Thread 0x7faf6b3fd700 (LWP 30744)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 25 (Thread 0x7fb08e7fc700 (LWP 30742)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 24 (Thread 0x7faf6bbfe700 (LWP 30722)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 23 (Thread 0x7faf6abfc700 (LWP 30227)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 22 (Thread 0x7faf962a0700 (LWP 18668)):
#0  0x00007fb0c1f51c21 in poll () from /usr/lib/libc.so.6
#1  0x00007fb0c01ce540 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb0c01ce62e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb0c24a05c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fb0c244958c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb0c228d5c9 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fb0c228e9cc in ?? () from /usr/lib/libQt5Core.so.5
#7  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 21 (Thread 0x7fafa29b8700 (LWP 4729)):
#0  0x00007fb0c017c3b9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007fb0c01cdc68 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb0c01ce466 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb0c01ce62e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007fb0c24a05c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb0c244958c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007fb0c228d5c9 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007fb0c228e9cc in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 20 (Thread 0x7fafb23f7700 (LWP 4676)):
#0  0x00007fb0c1f4d7a4 in read () from /usr/lib/libc.so.6
#1  0x00007fb0c017c971 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb0c01cd0b0 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb0c01ce4e6 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007fb0c01ce62e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007fb0c24a05c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007fb0c244958c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#7  0x00007fb0c228d5c9 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#8  0x00007fb0c228e9cc in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 19 (Thread 0x7fafb2ffd700 (LWP 4668)):
#0  0x00007fb0c1f51c21 in poll () from /usr/lib/libc.so.6
#1  0x00007fb0c01ce540 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb0c01ce62e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb0c24a05c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fb0c244958c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb0c228d5c9 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fb0c228e9cc in ?? () from /usr/lib/libQt5Core.so.5
#7  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 18 (Thread 0x7fafb37fe700 (LWP 4667)):
#0  0x00007fb0c1f51c21 in poll () from /usr/lib/libc.so.6
#1  0x00007fb0c01ce540 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb0c01ce62e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb0c24a05c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#4  0x00007fb0c244958c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb0c228d5c9 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#6  0x00007fb0c228e9cc in ?? () from /usr/lib/libQt5Core.so.5
#7  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 17 (Thread 0x7fafb3fff700 (LWP 4666)):
#0  0x00007fb0c24a04b1 in ?? () from /usr/lib/libQt5Core.so.5
#1  0x00007fb0c01cde0a in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb0c01ce466 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb0c01ce62e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007fb0c24a05c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb0c244958c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007fb0c228d5c9 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007fb0c228e9cc in ?? () from /usr/lib/libQt5Core.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 16 (Thread 0x7fafc37fe700 (LWP 4651)):
#0  0x00007fb0c0db2afc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9379 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba178 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba20f in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779318 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bb44 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 15 (Thread 0x7fafc3fff700 (LWP 4650)):
#0  0x00007fb0c1f6a12b in __lll_lock_wait_private () from /usr/lib/libc.so.6
#1  0x00007fb0c1f6bf38 in __fprintf_chk () from /usr/lib/libc.so.6
#2  0x00007fb0b42ae2f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#3  0x00007fb0b42ae4b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#4  0x00007fb0b42afee2 in ?? () from /usr/lib/libevent-2.1.so.6
#5  0x00007fb0b42a5ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#6  0x00007fb0ba7bcf64 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba75863b in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0ba78b608 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 14 (Thread 0x7fb06cff9700 (LWP 4649)):
#0  0x00007fb0c0db2afc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0b46f828c in ?? () from /usr/lib/libQt5Script.so.5
#2  0x00007fb0b46f82a9 in ?? () from /usr/lib/libQt5Script.so.5
#3  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 13 (Thread 0x7fb06d7fa700 (LWP 4648)):
#0  0x00007fb0c1f51c21 in poll () from /usr/lib/libc.so.6
#1  0x00007fb08c58b673 in ?? () from /usr/lib/libpulse.so.0
#2  0x00007fb08c57c990 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#3  0x00007fb08c57cfe0 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#4  0x00007fb08c57d091 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#5  0x00007fb08c58b5ae in ?? () from /usr/lib/libpulse.so.0
#6  0x00007fb08c32a9fc in ?? () from /usr/lib/pulseaudio/libpulsecommon-12.2.so
#7  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 12 (Thread 0x7fb06dffb700 (LWP 4647)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba734950 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba75863b in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba78b608 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 11 (Thread 0x7fb06e7fc700 (LWP 4646)):
#0  0x00007fb0c0db2afc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9379 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0bb091ee8 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba78b8cf in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 10 (Thread 0x7fb06effd700 (LWP 4645)):
#0  0x00007fb0c1f6a12b in __lll_lock_wait_private () from /usr/lib/libc.so.6
#1  0x00007fb0c1f6bf38 in __fprintf_chk () from /usr/lib/libc.so.6
#2  0x00007fb0b42ae2f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#3  0x00007fb0b42ae4b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#4  0x00007fb0b42afee2 in ?? () from /usr/lib/libevent-2.1.so.6
#5  0x00007fb0b42a5ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#6  0x00007fb0ba7bce29 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba75863b in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0ba78b608 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 9 (Thread 0x7fb06f7fe700 (LWP 4644)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba734950 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba75863b in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba78b608 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 8 (Thread 0x7fb06ffff700 (LWP 4643)):
#0  0x00007fb0c0db2afc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9379 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba178 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba20f in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779318 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bb04 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 7 (Thread 0x7fb08cff9700 (LWP 4642)):
[KCrash Handler]
#6  0x000055a9cb13e0c0 in ?? ()
#7  0x00007fb0b8bb87de in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0baac04f0 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007fb0bac19dc0 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007fb0ba3519dd in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007fb0ba352135 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007fb0ba3522da in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007fb0ba3523be in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007fb0ba34c156 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007fb0ba34cc67 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#16 0x00007fb0ba34d8ab in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#17 0x00007fb0ba34da30 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#18 0x00007fb0ba34db5d in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#19 0x00007fb0ba358632 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#20 0x00007fb0bb4666a0 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#21 0x00007fb0ba353c4e in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#22 0x00007fb0b8cd5cf7 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#23 0x00007fb0baa2e95d in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#24 0x00007fb0bad875fa in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#25 0x00007fb0baa2befa in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#26 0x00007fb0baa2c2ac in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#27 0x00007fb0baa473e0 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#28 0x00007fb0ba714280 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#29 0x00007fb0ba737a02 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#30 0x00007fb0ba73864f in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#31 0x00007fb0ba7387d8 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#32 0x00007fb0ba7bce12 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#33 0x00007fb0ba75863b in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#34 0x00007fb0ba10ace4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#35 0x00007fb0ba78b6d8 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#36 0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#37 0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#38 0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 6 (Thread 0x7fb08effd700 (LWP 4638)):
#0  0x00007fb0c0db2ef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0ba7b9447 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007fb0ba7ba16a in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007fb0ba7ba252 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007fb0ba779301 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007fb0ba77b806 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007fb0ba77bac4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7fb08f7fe700 (LWP 4637)):
#0  0x00007fb0c1f4d84f in write () from /usr/lib/libc.so.6
#1  0x00007fb0c1edd85d in _IO_file_write@@GLIBC_2.2.5 () from /usr/lib/libc.so.6
#2  0x00007fb0c1edcbbf in new_do_write () from /usr/lib/libc.so.6
#3  0x00007fb0c1eddf96 in __GI__IO_file_xsputn () from /usr/lib/libc.so.6
#4  0x00007fb0c1eb4732 in buffered_vfprintf () from /usr/lib/libc.so.6
#5  0x00007fb0c1eb1c12 in vfprintf () from /usr/lib/libc.so.6
#6  0x00007fb0c1f6bf8a in __fprintf_chk () from /usr/lib/libc.so.6
#7  0x00007fb0b42ae2f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#8  0x00007fb0b42ae4b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#9  0x00007fb0b42afee2 in ?? () from /usr/lib/libevent-2.1.so.6
#10 0x00007fb0b42a5ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#11 0x00007fb0ba7bcf64 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007fb0ba75863b in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007fb0ba77dfd4 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007fb0ba78b6d8 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#16 0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#17 0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7fb0a0904700 (LWP 4635)):
#0  0x00007fb0c1f6a12b in __lll_lock_wait_private () from /usr/lib/libc.so.6
#1  0x00007fb0c1f6bf38 in __fprintf_chk () from /usr/lib/libc.so.6
#2  0x00007fb0b42ae2f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#3  0x00007fb0b42ae4b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#4  0x00007fb0b42afee2 in ?? () from /usr/lib/libevent-2.1.so.6
#5  0x00007fb0b42a5ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#6  0x00007fb0ba7bce29 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007fb0ba75863b in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007fb0ba78b608 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007fb0ba7bc361 in ?? () from /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7fb0a2b10700 (LWP 4632)):
#0  0x00007fb0c017c3b9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007fb0c01cde17 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007fb0c01ce466 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007fb0c01ce62e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007fb0c24a05c4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#5  0x00007fb0c244958c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#6  0x00007fb0c228d5c9 in QThread::exec() () from /usr/lib/libQt5Core.so.5
#7  0x00007fb0c1968ba6 in ?? () from /usr/lib/libQt5DBus.so.5
#8  0x00007fb0c228e9cc in ?? () from /usr/lib/libQt5Core.so.5
#9  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7fb0a8ed2700 (LWP 4631)):
#0  0x00007fb0c0db2afc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fb0a94c1c24 in ?? () from /usr/lib/dri/i965_dri.so
#2  0x00007fb0a94c1948 in ?? () from /usr/lib/dri/i965_dri.so
#3  0x00007fb0c0daca9d in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007fb0c1f5cb23 in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7fb0ace4eb00 (LWP 4628)):
[KCrash Handler]
#4  0x00007fb0c1e98d7f in raise () from /usr/lib/libc.so.6
#5  0x00007fb0c1e83672 in abort () from /usr/lib/libc.so.6
#6  0x00007fb08c2fe0e7 in pa_close_pipe () from /usr/lib/pulseaudio/libpulsecommon-12.2.so
#7  0x00007fb08c57b834 in pa_mainloop_free () from /usr/lib/libpulse.so.0
#8  0x00007fb08c58b971 in pa_threaded_mainloop_free () from /usr/lib/libpulse.so.0
#9  0x00007fafb008a83f in pulse_driver_destroy () from /usr/lib/libcanberra-0.30/libcanberra-pulse.so
#10 0x00007fb0aa683cd7 in ?? () from /usr/lib/libcanberra.so.0
#11 0x00007fb0aa67b2a9 in ca_context_destroy () from /usr/lib/libcanberra.so.0
#12 0x00007fb0aaa32c71 in ?? () from /usr/lib/libKF5Notifications.so.5
#13 0x00007fb0aaa32d19 in ?? () from /usr/lib/libKF5Notifications.so.5
#14 0x00007fb0c24731cb in QObjectPrivate::deleteChildren() () from /usr/lib/libQt5Core.so.5
#15 0x00007fb0c247c185 in QObject::~QObject() () from /usr/lib/libQt5Core.so.5
#16 0x00007fb0aaa09eb9 in ?? () from /usr/lib/libKF5Notifications.so.5
#17 0x00007fb0c1e9b45c in __run_exit_handlers () from /usr/lib/libc.so.6
#18 0x00007fb0c1e9b58e in exit () from /usr/lib/libc.so.6
#19 0x00007fb0a943918f in ?? () from /usr/lib/dri/i965_dri.so
#20 0x00007fb0aa357cb3 in glPrimitiveBoundingBox () from /usr/lib/libGLX_mesa.so.0
#21 0x00007fb0ac65b709 in ?? () from /usr/lib/qt/plugins/xcbglintegrations/libqxcb-glx-integration.so
#22 0x00007fb0c2859720 in QOpenGLContext::swapBuffers(QSurface*) () from /usr/lib/libQt5Gui.so.5
#23 0x00007fb0c2b08458 in QPlatformBackingStore::composeAndFlush(QWindow*, QRegion const&, QPoint const&, QPlatformTextureList*, bool) () from /usr/lib/libQt5Gui.so.5
#24 0x00007fb0ac502516 in ?? () from /usr/lib/libQt5XcbQpa.so.5
#25 0x00007fb0c2e1df71 in ?? () from /usr/lib/libQt5Widgets.so.5
#26 0x00007fb0c2e1fa8b in ?? () from /usr/lib/libQt5Widgets.so.5
#27 0x00007fb0c2e20de8 in ?? () from /usr/lib/libQt5Widgets.so.5
#28 0x00007fb0c2e20f89 in ?? () from /usr/lib/libQt5Widgets.so.5
#29 0x00007fb0c2e393f7 in QWidgetPrivate::syncBackingStore() () from /usr/lib/libQt5Widgets.so.5
#30 0x00007fb0c2e51b19 in QWidget::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5
#31 0x00007fb0c2f5e3c5 in QMainWindow::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5
#32 0x00007fb0c358c3bc in KMainWindow::event(QEvent*) () from /usr/lib/libKF5XmlGui.so.5
#33 0x00007fb0c35d7ba6 in KXmlGuiWindow::event(QEvent*) () from /usr/lib/libKF5XmlGui.so.5
#34 0x00007fb0c2e10e34 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#35 0x00007fb0c2e18671 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#36 0x00007fb0c244a8f9 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#37 0x00007fb0c244d998 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQt5Core.so.5
#38 0x00007fb0c24a0fd4 in ?? () from /usr/lib/libQt5Core.so.5
#39 0x00007fb0c01cca2f in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#40 0x00007fb0c01ce5e9 in ?? () from /usr/lib/libglib-2.0.so.0
#41 0x00007fb0c01ce62e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#42 0x00007fb0c24a05a9 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#43 0x00007fb0c244958c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#44 0x00007fb0c2451896 in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5
#45 0x000055a9c908a189 in ?? ()
#46 0x00007fb0c1e85223 in __libc_start_main () from /usr/lib/libc.so.6
#47 0x000055a9c908a8be in _start ()
[Inferior 1 (process 4628) detached]

Reported using DrKonqi
Comment 1 Colin J Thomson 2019-01-02 21:28:22 UTC 
Probably related to this.

*** This bug has been marked as a duplicate of bug 371511 ***