Bug 377612

Summary: Kontact crashes after closing application
Product: [Applications] kontact Reporter: Tomasz Rozynek <tomasz.rozynek>
Component: generalAssignee: kdepim bugs <kdepim-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: kdenis
Priority: NOR Keywords: drkonqi
Version: 5.4.2   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Tomasz Rozynek 2017-03-14 13:37:57 UTC 
Application: kontact (5.4.2)

Qt Version: 5.8.0
Frameworks Version: 5.31.0
Operating System: Linux 4.10.1-1-ck-haswell x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
I selected the "outgoing" maildir and it was loading for a couple of minutes. I wanted it to stop loading, so I closed the application. After quitting, I got a crash report.

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 0x7f06d93f6900 (LWP 4770))]

Thread 25 (Thread 0x7f058d11b700 (LWP 17070)):
#0  0x00007f06cc2a44b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c7f862 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c8ea39 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c8ef6d in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 24 (Thread 0x7f069db54700 (LWP 16842)):
#0  0x00007f06ca0f9e64 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f06ca0b3c80 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007f06ca0b46cb in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f06ca0b48bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f06d6a0006b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f06d69a989a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f06d67cba73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f06d67d06d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 23 (Thread 0x7f058c91a700 (LWP 9534)):
#0  0x00007f06ca0f9e49 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f06ca0b3f01 in g_main_context_query () at /usr/lib/libglib-2.0.so.0
#2  0x00007f06ca0b4718 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f06ca0b48bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f06d6a0006b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f06d69a989a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f06d67cba73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f06d67d06d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f059f309700 (LWP 5265)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c8add9 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c8b409 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c8b5c0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f059fb0a700 (LWP 5264)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c8add9 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c8b409 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c8b5c0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f05b6dd5700 (LWP 5194)):
#0  0x00007f06d5ec548d in poll () at /usr/lib/libc.so.6
#1  0x00007f06ca0b47a6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f06ca0b48bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f06d6a0006b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f06d69a989a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f06d67cba73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f06d67d06d8 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f05b75d6700 (LWP 5145)):
#0  0x00007f06ca0b3be1 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#1  0x00007f06ca0b46cb in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f06ca0b48bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f06d6a0006b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f06d69a989a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f06d67cba73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f06d67d06d8 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f05b8464700 (LWP 4998)):
#0  0x00007f06d5ec548d in poll () at /usr/lib/libc.so.6
#1  0x00007f06ca0b47a6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f06ca0b48bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f06d6a0006b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f06d69a989a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f06d67cba73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f06d67d06d8 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f0662ffd700 (LWP 4866)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06ba029234 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007f06ba029279 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f06637fe700 (LWP 4830)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c8add9 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c8b409 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c8b5c0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f0663fff700 (LWP 4829)):
#0  0x00007f06d5ec14ed in read () at /usr/lib/libc.so.6
#1  0x00007f06ad1d1f51 in pa_read () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#2  0x00007f06ad65930e in pa_mainloop_prepare () at /usr/lib/libpulse.so.0
#3  0x00007f06ad659d80 in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007f06ad659e40 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#5  0x00007f06ad667e29 in  () at /usr/lib/libpulse.so.0
#6  0x00007f06ad200fe8 in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#7  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f0684ff9700 (LWP 4828)):
#0  0x00007f06cc2a44b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c7f862 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c80115 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c5d2a1 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f06857fa700 (LWP 4827)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06cfbe800d in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c8b49e in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c8b5c0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f0685ffb700 (LWP 4826)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c80085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c80144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c5d253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f06867fc700 (LWP 4821)):
#0  0x00007f06d5edafdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007f06d5edca94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007f06c5e7a9ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007f06c5e7abe4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007f06c5e7f2f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007f06c5e6936d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007f06d0c349b5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f06cf7ea988 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f06cf7eb2ac in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f0686ffd700 (LWP 4820)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c80085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c80144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c5d253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f06cf7ea8d8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06cf7eb294 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f06877fe700 (LWP 4819)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c80085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c80144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c5d253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f06cf7ea828 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06cf7eb27c in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f0687fff700 (LWP 4818)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c80085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c80144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c5d253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f06cf7ea778 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06cf7eb26c in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f069cb52700 (LWP 4817)):
#0  0x00007f06d5edafdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007f06d5edca94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007f06c5e7a9ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007f06c5e7abe4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007f06c5e7f2f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007f06c5e6936d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007f06d0c348fa in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f06cf7ea6c8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f06cf7eb25c in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f069d353700 (LWP 4816)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c80085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c80144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c5d253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f06cf7ea618 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06cf7eb24c in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f069eb56700 (LWP 4811)):
#0  0x00007f06cc2a410f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f06d0c80085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f06d0c80144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f06d0c5d253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f069f357700 (LWP 4800)):
#0  0x00007f06d5ec154d in write () at /usr/lib/libc.so.6
#1  0x00007f06d5e58867 in _IO_new_file_write () at /usr/lib/libc.so.6
#2  0x00007f06d5e57bb2 in new_do_write () at /usr/lib/libc.so.6
#3  0x00007f06d5e58fbe in __GI__IO_file_xsputn () at /usr/lib/libc.so.6
#4  0x00007f06d5e2fd15 in buffered_vfprintf () at /usr/lib/libc.so.6
#5  0x00007f06d5e2cf95 in vfprintf () at /usr/lib/libc.so.6
#6  0x00007f06d5edcae9 in __fprintf_chk () at /usr/lib/libc.so.6
#7  0x00007f06c5e7a9ee in  () at /usr/lib/libevent-2.0.so.5
#8  0x00007f06c5e7abe4 in event_warn () at /usr/lib/libevent-2.0.so.5
#9  0x00007f06c5e7f2f8 in  () at /usr/lib/libevent-2.0.so.5
#10 0x00007f06c5e6936d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#11 0x00007f06d0c348fa in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f06d0c733c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f06d0c8b8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007f06d0c8bc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007f06d0c88142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#16 0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#17 0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f06a585c700 (LWP 4782)):
#0  0x00007f06d69ff7b5 in  () at /usr/lib/libQt5Core.so.5
#1  0x00007f06ca0b3c8d in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007f06ca0b46cb in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f06ca0b48bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f06d6a0006b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f06d69a989a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f06d67cba73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f06d508c125 in  () at /usr/lib/libQt5DBus.so.5
#8  0x00007f06d67d06d8 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f06af8ea700 (LWP 4775)):
#0  0x00007f06d5ec548d in poll () at /usr/lib/libc.so.6
#1  0x00007f06cbd768e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f06cbd78679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f06b17f4239 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f06d67d06d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f06cc29e454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f06d5ece7df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f06d93f6900 (LWP 4770)):
[KCrash Handler]
#6  0x00007f06d76d047f in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#7  0x00007f06d76d0929 in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#8  0x00007f06d69d7be0 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#9  0x00007f06d76d4ecb in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#10 0x00007f06d768d34c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f06d7694b61 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#12 0x00007f06d69ab440 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#13 0x00007f06d69adbcd in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#14 0x00007f06c6f98584 in  () at /usr/lib/libQt5Quick.so.5
#15 0x00007f06c6f98800 in QQuickRenderControl::~QQuickRenderControl() () at /usr/lib/libQt5Quick.so.5
#16 0x00007f06c757b383 in  () at /usr/lib/libQt5QuickWidgets.so.5
#17 0x00007f06c7579fd3 in  () at /usr/lib/libQt5QuickWidgets.so.5
#18 0x00007f06c757a059 in  () at /usr/lib/libQt5QuickWidgets.so.5
#19 0x00007f06d69dedb7 in QObject::~QObject() () at /usr/lib/libQt5Core.so.5
#20 0x00007f06d76d06b3 in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#21 0x00007f06d4474b4a in  () at /usr/lib/libQt5WebEngineWidgets.so.5
#22 0x00007f06cf0d581b in  () at /usr/lib/libQt5WebEngineCore.so.5
#23 0x00007f06cf0d59a9 in  () at /usr/lib/libQt5WebEngineCore.so.5
#24 0x00007f06cf8bf49f in  () at /usr/lib/libQt5WebEngineCore.so.5
#25 0x00007f06cf8b23c3 in  () at /usr/lib/libQt5WebEngineCore.so.5
#26 0x00007f06cfa5512e in  () at /usr/lib/libQt5WebEngineCore.so.5
#27 0x00007f06cf82ea0d in  () at /usr/lib/libQt5WebEngineCore.so.5
#28 0x00007f06cf82eea9 in  () at /usr/lib/libQt5WebEngineCore.so.5
#29 0x00007f06cf83509d in  () at /usr/lib/libQt5WebEngineCore.so.5
#30 0x00007f06cfa577fb in  () at /usr/lib/libQt5WebEngineCore.so.5
#31 0x00007f06cfa5302a in  () at /usr/lib/libQt5WebEngineCore.so.5
#32 0x00007f06cf953ff4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#33 0x00007f06cf954379 in  () at /usr/lib/libQt5WebEngineCore.so.5
#34 0x00007f06cf0f240e in  () at /usr/lib/libQt5WebEngineCore.so.5
#35 0x00007f06cf0f266a in QtWebEngineCore::WebContentsAdapter::~WebContentsAdapter() () at /usr/lib/libQt5WebEngineCore.so.5
#36 0x00007f06d4466bc6 in  () at /usr/lib/libQt5WebEngineWidgets.so.5
#37 0x00007f06d4466bd9 in  () at /usr/lib/libQt5WebEngineWidgets.so.5
#38 0x00007f06d4461310 in QWebEnginePage::~QWebEnginePage() () at /usr/lib/libQt5WebEngineWidgets.so.5
#39 0x00007f05be83ee49 in MessageViewer::MailWebEnginePage::~MailWebEnginePage() () at /usr/lib/libKF5MessageViewer.so.5
#40 0x00007f06d69d5411 in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#41 0x00007f06d76d063b in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#42 0x00007f05be83c929 in MessageViewer::MailWebEngineView::~MailWebEngineView() () at /usr/lib/libKF5MessageViewer.so.5
#43 0x00007f05be7e2138 in  () at /usr/lib/libKF5MessageViewer.so.5
#44 0x00007f05be7e2369 in  () at /usr/lib/libKF5MessageViewer.so.5
#45 0x00007f06d69d5411 in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#46 0x00007f06d76d063b in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#47 0x00007f05be7d2639 in MessageViewer::Viewer::~Viewer() () at /usr/lib/libKF5MessageViewer.so.5
#48 0x00007f06d69d5411 in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#49 0x00007f06d76d063b in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#50 0x00007f064457f079 in KMReaderWin::~KMReaderWin() () at /usr/lib/libkmailprivate.so.5
#51 0x00007f06d69d5411 in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#52 0x00007f06d76d063b in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#53 0x00007f06d8814cce in KMainWindow::~KMainWindow() () at /usr/lib/libKF5XmlGui.so.5
#54 0x00007f06445b4198 in KMReaderMainWin::~KMReaderMainWin() () at /usr/lib/libkmailprivate.so.5
#55 0x00007f06445b4219 in KMReaderMainWin::~KMReaderMainWin() () at /usr/lib/libkmailprivate.so.5
#56 0x00007f0644590dc0 in KMKernel::closeAllKMailWindows() () at /usr/lib/libkmailprivate.so.5
#57 0x00007f0644595851 in KMKernel::cleanup() () at /usr/lib/libkmailprivate.so.5
#58 0x00007f064498c5c6 in  () at /usr/lib/qt/plugins/kmailpart.so
#59 0x00007f064498c669 in  () at /usr/lib/qt/plugins/kmailpart.so
#60 0x00007f06d8cc7f2e in KontactInterface::Plugin::~Plugin() () at /usr/lib/libKF5KontactInterface.so.5
#61 0x00007f064561c4f6 in  () at /usr/lib/qt/plugins/kontact_kmailplugin.so
#62 0x00007f06d8ef45be in Kontact::MainWindow::~MainWindow() () at /usr/lib/libkontactprivate.so.5
#63 0x00007f06d8ef46f9 in Kontact::MainWindow::~MainWindow() () at /usr/lib/libkontactprivate.so.5
#64 0x00007f06d69d7be0 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#65 0x00007f06d76d4ecb in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#66 0x00007f06d77d3d0b in QMainWindow::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#67 0x00007f06d881745a in KMainWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#68 0x00007f06d8868e75 in KXmlGuiWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#69 0x00007f06d768d34c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#70 0x00007f06d7694b61 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#71 0x00007f06d69ab440 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#72 0x00007f06d69adbcd in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#73 0x00007f06d69ffc43 in  () at /usr/lib/libQt5Core.so.5
#74 0x00007f06ca0b45a7 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#75 0x00007f06ca0b4810 in  () at /usr/lib/libglib-2.0.so.0
#76 0x00007f06ca0b48bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#77 0x00007f06d6a0004f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#78 0x00007f06d69a989a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#79 0x00007f06d69b1de4 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#80 0x000000000040433f in  ()
#81 0x00007f06d5e06291 in __libc_start_main () at /usr/lib/libc.so.6
#82 0x000000000040485a in _start ()

Possible duplicates by query: bug 376259, bug 374945, bug 373949, bug 372395, bug 372260.

Reported using DrKonqi
Comment 1 Christoph Feck 2017-12-20 15:27:28 UTC 

*** This bug has been marked as a duplicate of bug 378315 ***