Bug 372458

Summary: akregattor
Product: [Applications] akregator Reporter: arescorpio nepesh <arescorpio>
Component: generalAssignee: kdepim bugs <pim-bugs-null>
Status: RESOLVED DOWNSTREAM    
Severity: crash CC: stephenbanner
Priority: NOR Keywords: drkonqi
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description arescorpio nepesh 2016-11-14 04:54:48 UTC 
Application: akregator (5.3.3 (QtWebEngine))
 (Compiled from sources)
Qt Version: 5.7.0
Frameworks Version: 5.27.0
Operating System: Linux 4.8.7-gnu-1 x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
Application: Akregator (akregator), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1e09c26840 (LWP 1909))]

Thread 27 (Thread 0x7f1cca8d9700 (LWP 2035)):
#0  0x00007f1e057484ed in read () at /usr/lib/libc.so.6
#1  0x00007f1de1963f81 in pa_read () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#2  0x00007f1de373250e in pa_mainloop_prepare () at /usr/lib/libpulse.so.0
#3  0x00007f1de3732f80 in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007f1de3733040 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#5  0x00007f1de3741069 in  () at /usr/lib/libpulse.so.0
#6  0x00007f1de1992ed8 in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#7  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 26 (Thread 0x7f1d5b4e5700 (LWP 1948)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f72f89 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f73589 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f73740 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 25 (Thread 0x7f1d616fa700 (LWP 1943)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df0860ac4 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007f1df0860b09 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 24 (Thread 0x7f1d917fa700 (LWP 1934)):
#0  0x00007f1e057484ed in read () at /usr/lib/libc.so.6
#1  0x00007f1dfcccea10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f1dfcc8a235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f1dfcc8a724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f1dfcc8a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f1e0628572b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f1e0622f23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f1e060520f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f1e06056d78 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 23 (Thread 0x7f1d91ffb700 (LWP 1933)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f72f89 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f73589 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f73740 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f1d927fc700 (LWP 1932)):
#0  0x00007f1e0576202f in __libc_enable_asynccancel () at /usr/lib/libc.so.6
#1  0x00007f1e05748542 in write () at /usr/lib/libc.so.6
#2  0x00007f1e056df867 in _IO_new_file_write () at /usr/lib/libc.so.6
#3  0x00007f1e056debb2 in new_do_write () at /usr/lib/libc.so.6
#4  0x00007f1e056dffbe in __GI__IO_file_xsputn () at /usr/lib/libc.so.6
#5  0x00007f1e056b6d15 in buffered_vfprintf () at /usr/lib/libc.so.6
#6  0x00007f1e056b3f95 in vfprintf () at /usr/lib/libc.so.6
#7  0x00007f1e05763ae9 in __fprintf_chk () at /usr/lib/libc.so.6
#8  0x00007f1de62d29ee in  () at /usr/lib/libevent-2.0.so.5
#9  0x00007f1de62d2be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#10 0x00007f1de62d72f8 in  () at /usr/lib/libevent-2.0.so.5
#11 0x00007f1de62c136d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#12 0x00007f1df4f1e70e in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#16 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#17 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#18 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f1d92ffd700 (LWP 1931)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f1d937fe700 (LWP 1930)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4a1afb0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4a030b0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4a0344b in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df49fecda in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df5d38a6e in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df5d3af04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df5d3af55 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df5d3b039 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f1d93fff700 (LWP 1929)):
#0  0x00007f1de1981cac in pa_pstream_ref () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#1  0x00007f1de1982821 in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#2  0x00007f1de19830aa in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#3  0x00007f1de3732b9c in pa_mainloop_dispatch () at /usr/lib/libpulse.so.0
#4  0x00007f1de3732f9c in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#5  0x00007f1de3733040 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#6  0x00007f1de3741069 in  () at /usr/lib/libpulse.so.0
#7  0x00007f1de1992ed8 in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f1dacff9700 (LWP 1928)):
#0  0x00007f1dfea624b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67412 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67cc5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d51 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f1dad7fa700 (LWP 1927)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df44fa5ad in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f7361e in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f73740 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f1dadffb700 (LWP 1926)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f1dae7fc700 (LWP 1925)):
#0  0x00007f1df4f78360 in  () at /usr/lib/libQt5WebEngineCore.so.5
#1  0x00007f1df4f7848d in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f78500 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f47c95 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f1e72b in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4101d98 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4101edb in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#12 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f1daeffd700 (LWP 1924)):
#0  0x00007f1e056b44a7 in vfprintf () at /usr/lib/libc.so.6
#1  0x00007f1e057637d6 in __vsnprintf_chk () at /usr/lib/libc.so.6
#2  0x00007f1de62d3d53 in evutil_vsnprintf () at /usr/lib/libevent-2.0.so.5
#3  0x00007f1de62d3def in evutil_snprintf () at /usr/lib/libevent-2.0.so.5
#4  0x00007f1de62d299c in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007f1de62d2be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#6  0x00007f1de62d72f8 in  () at /usr/lib/libevent-2.0.so.5
#7  0x00007f1de62c136d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#8  0x00007f1df4f1e70e in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1df4101ce8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f1df4101f3b in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f1daf7fe700 (LWP 1923)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4101c38 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4101f2b in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f1daffff700 (LWP 1922)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4101b88 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4101f1b in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f1dbc8bd700 (LWP 1921)):
#0  0x00007f1e05761fdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007f1e05763a94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007f1de62d29ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007f1de62d2be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007f1de62d72f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007f1de62c136d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007f1df4f1e70e in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4101ad8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4101f0b in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f1dbd0be700 (LWP 1920)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4101a28 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4101efb in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f1dbd8bf700 (LWP 1919)):
#0  0x00007f1dfea624b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67412 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f769d8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f76f0d in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f1dbe0c0700 (LWP 1918)):
#0  0x00007f1dfea624b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67412 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f769d8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f76f0d in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f1dbe8c1700 (LWP 1917)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f1dbf0c2700 (LWP 1916)):
#0  0x00007f1e05761fdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007f1e05763a94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007f1de62d29ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007f1de62d2be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007f1de62d72f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007f1de62c136d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007f1df4f1e7ba in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#12 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f1dd13ce700 (LWP 1913)):
#0  0x00007fff969b4a0b in clock_gettime ()
#1  0x00007f1e057626b6 in clock_gettime () at /usr/lib/libc.so.6
#2  0x00007f1e060fc1a1 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f1e062833a9 in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#4  0x00007f1e06283955 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#5  0x00007f1e06284cfe in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f1dfcc89c89 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#7  0x00007f1dfcc8a6ab in  () at /usr/lib/libglib-2.0.so.0
#8  0x00007f1dfcc8a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#9  0x00007f1e0628572b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#10 0x00007f1e0622f23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007f1e060520f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#12 0x00007f1e06dd2e55 in  () at /usr/lib/libQt5DBus.so.5
#13 0x00007f1e06056d78 in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#15 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f1dd3a55700 (LWP 1912)):
#0  0x00007f1e057484ed in read () at /usr/lib/libc.so.6
#1  0x00007f1dfcccea10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f1dfcc8a235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f1dfcc8a724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f1dfcc8ab12 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#5  0x00007f1dd73d9316 in  () at /usr/lib/libgio-2.0.so.0
#6  0x00007f1dfccb20d5 in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f1dd4256700 (LWP 1911)):
#0  0x00007f1dfcccfdd4 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f1dfcc8a114 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007f1dfcc8a724 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f1dfcc8a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f1dfcc8a8e1 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f1dfccb20d5 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f1dde611700 (LWP 1910)):
#0  0x00007f1e0574c48d in poll () at /usr/lib/libc.so.6
#1  0x00007f1dfc81b8e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f1dfc81d679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f1de0109449 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f1e06056d78 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f1e09c26840 (LWP 1909)):
[KCrash Handler]
#6  0x00007f1dd273c4af in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#7  0x00007f1dd273c61e in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#8  0x00007f1dd273d412 in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#9  0x00007f1dd25e7a0f in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#10 0x00007f1dd25e8a46 in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#11 0x00007f1dfdc293fc in  () at /usr/lib/libGL.so.1
#12 0x00007f1dddc0a4b2 in  () at /usr/lib/qt/plugins/xcbglintegrations/libqxcb-glx-integration.so
#13 0x00007f1e067b9d2d in QOpenGLContext::swapBuffers(QSurface*) () at /usr/lib/libQt5Gui.so.5
#14 0x00007f1e06a3fdc0 in QPlatformBackingStore::composeAndFlush(QWindow*, QRegion const&, QPoint const&, QPlatformTextureList*, QOpenGLContext*, bool) () at /usr/lib/libQt5Gui.so.5
#15 0x00007f1de0128da7 in  () at /usr/lib/libQt5XcbQpa.so.5
#16 0x00007f1e071a8ca8 in  () at /usr/lib/libQt5Widgets.so.5
#17 0x00007f1e071aa23e in  () at /usr/lib/libQt5Widgets.so.5
#18 0x00007f1e071ac0e4 in  () at /usr/lib/libQt5Widgets.so.5
#19 0x00007f1e071ac287 in  () at /usr/lib/libQt5Widgets.so.5
#20 0x00007f1e071cb0ef in QWidgetPrivate::syncBackingStore() () at /usr/lib/libQt5Widgets.so.5
#21 0x00007f1e071e2fc8 in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#22 0x00007f1e072e148b in QMainWindow::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#23 0x00007f1e0864011a in KMainWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#24 0x00007f1e08691b55 in KXmlGuiWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#25 0x00007f1e0719be0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#26 0x00007f1e071a3581 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#27 0x00007f1e06230de0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#28 0x00007f1e0623356d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#29 0x00007f1e06285303 in  () at /usr/lib/libQt5Core.so.5
#30 0x00007f1dfcc8a587 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#31 0x00007f1dfcc8a7f0 in  () at /usr/lib/libglib-2.0.so.0
#32 0x00007f1dfcc8a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#33 0x00007f1e0628570f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#34 0x00007f1e0622f23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#35 0x00007f1e0623773c in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#36 0x00000000004087b6 in  ()
#37 0x00007f1e0568d291 in __libc_start_main () at /usr/lib/libc.so.6
#38 0x0000000000408a5a in _start ()

The crash can be reproduced every time.

-- Backtrace:
Application: Akregator (akregator), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1e09c26840 (LWP 1909))]

Thread 27 (Thread 0x7f1cca8d9700 (LWP 2035)):
#0  0x00007f1e057484ed in read () at /usr/lib/libc.so.6
#1  0x00007f1de1963f81 in pa_read () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#2  0x00007f1de373250e in pa_mainloop_prepare () at /usr/lib/libpulse.so.0
#3  0x00007f1de3732f80 in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007f1de3733040 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#5  0x00007f1de3741069 in  () at /usr/lib/libpulse.so.0
#6  0x00007f1de1992ed8 in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#7  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 26 (Thread 0x7f1d5b4e5700 (LWP 1948)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f72f89 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f73589 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f73740 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 25 (Thread 0x7f1d616fa700 (LWP 1943)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df0860ac4 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007f1df0860b09 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 24 (Thread 0x7f1d917fa700 (LWP 1934)):
#0  0x00007f1e057484ed in read () at /usr/lib/libc.so.6
#1  0x00007f1dfcccea10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f1dfcc8a235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f1dfcc8a724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f1dfcc8a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f1e0628572b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f1e0622f23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f1e060520f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f1e06056d78 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 23 (Thread 0x7f1d91ffb700 (LWP 1933)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f72f89 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f73589 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f73740 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f1d927fc700 (LWP 1932)):
#0  0x00007f1e0576202f in __libc_enable_asynccancel () at /usr/lib/libc.so.6
#1  0x00007f1e05748542 in write () at /usr/lib/libc.so.6
#2  0x00007f1e056df867 in _IO_new_file_write () at /usr/lib/libc.so.6
#3  0x00007f1e056debb2 in new_do_write () at /usr/lib/libc.so.6
#4  0x00007f1e056dffbe in __GI__IO_file_xsputn () at /usr/lib/libc.so.6
#5  0x00007f1e056b6d15 in buffered_vfprintf () at /usr/lib/libc.so.6
#6  0x00007f1e056b3f95 in vfprintf () at /usr/lib/libc.so.6
#7  0x00007f1e05763ae9 in __fprintf_chk () at /usr/lib/libc.so.6
#8  0x00007f1de62d29ee in  () at /usr/lib/libevent-2.0.so.5
#9  0x00007f1de62d2be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#10 0x00007f1de62d72f8 in  () at /usr/lib/libevent-2.0.so.5
#11 0x00007f1de62c136d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#12 0x00007f1df4f1e70e in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#16 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#17 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#18 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f1d92ffd700 (LWP 1931)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f1d937fe700 (LWP 1930)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4a1afb0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4a030b0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4a0344b in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df49fecda in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df5d38a6e in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df5d3af04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df5d3af55 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df5d3b039 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f1d93fff700 (LWP 1929)):
#0  0x00007f1de1981cac in pa_pstream_ref () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#1  0x00007f1de1982821 in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#2  0x00007f1de19830aa in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#3  0x00007f1de3732b9c in pa_mainloop_dispatch () at /usr/lib/libpulse.so.0
#4  0x00007f1de3732f9c in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#5  0x00007f1de3733040 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#6  0x00007f1de3741069 in  () at /usr/lib/libpulse.so.0
#7  0x00007f1de1992ed8 in  () at /usr/lib/pulseaudio/libpulsecommon-9.0.so
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f1dacff9700 (LWP 1928)):
#0  0x00007f1dfea624b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67412 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67cc5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d51 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f1dad7fa700 (LWP 1927)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df44fa5ad in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f7361e in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f73740 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f1dadffb700 (LWP 1926)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f1dae7fc700 (LWP 1925)):
#0  0x00007f1df4f78360 in  () at /usr/lib/libQt5WebEngineCore.so.5
#1  0x00007f1df4f7848d in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f78500 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f47c95 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f1e72b in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4101d98 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4101edb in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#12 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f1daeffd700 (LWP 1924)):
#0  0x00007f1e056b44a7 in vfprintf () at /usr/lib/libc.so.6
#1  0x00007f1e057637d6 in __vsnprintf_chk () at /usr/lib/libc.so.6
#2  0x00007f1de62d3d53 in evutil_vsnprintf () at /usr/lib/libevent-2.0.so.5
#3  0x00007f1de62d3def in evutil_snprintf () at /usr/lib/libevent-2.0.so.5
#4  0x00007f1de62d299c in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007f1de62d2be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#6  0x00007f1de62d72f8 in  () at /usr/lib/libevent-2.0.so.5
#7  0x00007f1de62c136d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#8  0x00007f1df4f1e70e in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1df4101ce8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f1df4101f3b in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f1daf7fe700 (LWP 1923)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4101c38 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4101f2b in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f1daffff700 (LWP 1922)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4101b88 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4101f1b in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f1dbc8bd700 (LWP 1921)):
#0  0x00007f1e05761fdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007f1e05763a94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007f1de62d29ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007f1de62d2be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007f1de62d72f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007f1de62c136d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007f1df4f1e70e in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4101ad8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4101f0b in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f1dbd0be700 (LWP 1920)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4101a28 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4101efb in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f73de8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f1dbd8bf700 (LWP 1919)):
#0  0x00007f1dfea624b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67412 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f769d8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f76f0d in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f1dbe0c0700 (LWP 1918)):
#0  0x00007f1dfea624b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67412 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f769d8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f76f0d in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f1dbe8c1700 (LWP 1917)):
#0  0x00007f1dfea6210f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f1df4f67c35 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007f1df4f67d05 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007f1df4f48d03 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f1dbf0c2700 (LWP 1916)):
#0  0x00007f1e05761fdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007f1e05763a94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007f1de62d29ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007f1de62d2be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007f1de62d72f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007f1de62c136d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007f1df4f1e7ba in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007f1df4f5af54 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007f1df4f44ee5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007f1df4f73d6a in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007f1df4f700dc in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#12 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f1dd13ce700 (LWP 1913)):
#0  0x00007fff969b4a0b in clock_gettime ()
#1  0x00007f1e057626b6 in clock_gettime () at /usr/lib/libc.so.6
#2  0x00007f1e060fc1a1 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f1e062833a9 in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#4  0x00007f1e06283955 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#5  0x00007f1e06284cfe in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f1dfcc89c89 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#7  0x00007f1dfcc8a6ab in  () at /usr/lib/libglib-2.0.so.0
#8  0x00007f1dfcc8a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#9  0x00007f1e0628572b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#10 0x00007f1e0622f23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007f1e060520f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#12 0x00007f1e06dd2e55 in  () at /usr/lib/libQt5DBus.so.5
#13 0x00007f1e06056d78 in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#15 0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f1dd3a55700 (LWP 1912)):
#0  0x00007f1e057484ed in read () at /usr/lib/libc.so.6
#1  0x00007f1dfcccea10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f1dfcc8a235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f1dfcc8a724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f1dfcc8ab12 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#5  0x00007f1dd73d9316 in  () at /usr/lib/libgio-2.0.so.0
#6  0x00007f1dfccb20d5 in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f1dd4256700 (LWP 1911)):
#0  0x00007f1dfcccfdd4 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f1dfcc8a114 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007f1dfcc8a724 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f1dfcc8a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f1dfcc8a8e1 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007f1dfccb20d5 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f1dde611700 (LWP 1910)):
#0  0x00007f1e0574c48d in poll () at /usr/lib/libc.so.6
#1  0x00007f1dfc81b8e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f1dfc81d679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f1de0109449 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f1e06056d78 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f1dfea5c454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f1e057557df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f1e09c26840 (LWP 1909)):
[KCrash Handler]
#6  0x00007f1dd273c4af in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#7  0x00007f1dd273c61e in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#8  0x00007f1dd273d412 in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#9  0x00007f1dd25e7a0f in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#10 0x00007f1dd25e8a46 in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#11 0x00007f1dfdc293fc in  () at /usr/lib/libGL.so.1
#12 0x00007f1dddc0a4b2 in  () at /usr/lib/qt/plugins/xcbglintegrations/libqxcb-glx-integration.so
#13 0x00007f1e067b9d2d in QOpenGLContext::swapBuffers(QSurface*) () at /usr/lib/libQt5Gui.so.5
#14 0x00007f1e06a3fdc0 in QPlatformBackingStore::composeAndFlush(QWindow*, QRegion const&, QPoint const&, QPlatformTextureList*, QOpenGLContext*, bool) () at /usr/lib/libQt5Gui.so.5
#15 0x00007f1de0128da7 in  () at /usr/lib/libQt5XcbQpa.so.5
#16 0x00007f1e071a8ca8 in  () at /usr/lib/libQt5Widgets.so.5
#17 0x00007f1e071aa23e in  () at /usr/lib/libQt5Widgets.so.5
#18 0x00007f1e071ac0e4 in  () at /usr/lib/libQt5Widgets.so.5
#19 0x00007f1e071ac287 in  () at /usr/lib/libQt5Widgets.so.5
#20 0x00007f1e071cb0ef in QWidgetPrivate::syncBackingStore() () at /usr/lib/libQt5Widgets.so.5
#21 0x00007f1e071e2fc8 in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#22 0x00007f1e072e148b in QMainWindow::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#23 0x00007f1e0864011a in KMainWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#24 0x00007f1e08691b55 in KXmlGuiWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#25 0x00007f1e0719be0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#26 0x00007f1e071a3581 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#27 0x00007f1e06230de0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#28 0x00007f1e0623356d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#29 0x00007f1e06285303 in  () at /usr/lib/libQt5Core.so.5
#30 0x00007f1dfcc8a587 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#31 0x00007f1dfcc8a7f0 in  () at /usr/lib/libglib-2.0.so.0
#32 0x00007f1dfcc8a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#33 0x00007f1e0628570f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#34 0x00007f1e0622f23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#35 0x00007f1e0623773c in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#36 0x00000000004087b6 in  ()
#37 0x00007f1e0568d291 in __libc_start_main () at /usr/lib/libc.so.6
#38 0x0000000000408a5a in _start ()

Reported using DrKonqi
Comment 1 Christoph Feck 2016-11-15 12:09:06 UTC 
The crash is in the nouveau OpenGL driver. Please report this issue directly to nouveau developers via https://bugs.freedesktop.org/
Comment 2 Christoph Feck 2016-12-30 18:20:53 UTC 
*** Bug 374235 has been marked as a duplicate of this bug. ***