Bug 376767

Summary:	Akregator crashed before import a opml feed archive
Product:	[Applications] akregator	Reporter:	Ralsa <ralsa>
Component:	general	Assignee:	kdepim bugs <pim-bugs-null>
Status:	RESOLVED DOWNSTREAM
Severity:	crash	Keywords:	drkonqi
Priority:	NOR
Version First Reported In:	unspecified
Target Milestone:	---
Platform:	Arch Linux
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description Ralsa 2017-02-21 16:24:43 UTC

Application: akregator (5.4.2)

Qt Version: 5.8.0
Frameworks Version: 5.31.0
Operating System: Linux 4.9.9-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
I was trying to reorder the fedds on the akregator panel just after import them fro a opml file.

The crash can be reproduced every time.

-- Backtrace:
Application: Akregator (akregator), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff3e9699e00 (LWP 1497))]

Thread 23 (Thread 0x7ff2ce9c4700 (LWP 1534)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8dbdd9 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8dc409 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8dc5c0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7ff351d1d700 (LWP 1526)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3c8cc3234 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007ff3c8cc3279 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7ff36affd700 (LWP 1520)):
#0  0x00007ff3d6b02e49 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007ff3d6abd78b in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ff3d6abd8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007ff3e5d2b06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007ff3e5cd489a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007ff3e5af6a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007ff3e5afb6d8 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7ff36b7fe700 (LWP 1519)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8dbdd9 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8dc409 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8dc5c0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7ff36bfff700 (LWP 1518)):
#0  0x00007ff3e51f048d in poll () at /usr/lib/libc.so.6
#1  0x00007ff3c27fdee1 in  () at /usr/lib/libpulse.so.0
#2  0x00007ff3c27ef6f1 in pa_mainloop_poll () at /usr/lib/libpulse.so.0
#3  0x00007ff3c27efd8e in pa_mainloop_iterate () at /usr/lib/libpulse.so.0
#4  0x00007ff3c27efe40 in pa_mainloop_run () at /usr/lib/libpulse.so.0
#5  0x00007ff3c27fde29 in  () at /usr/lib/libpulse.so.0
#6  0x00007ff3ba5bffe8 in  () at /usr/lib/pulseaudio/libpulsecommon-10.0.so
#7  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7ff380ff9700 (LWP 1517)):
#0  0x00007ff3e5205fdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007ff3e5207a94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007ff3cff199ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007ff3cff19be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007ff3cff1e2f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007ff3cff0836d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007ff3df88584e in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#12 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7ff3817fa700 (LWP 1516)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3d6856b57 in  () at /usr/lib/libxcb.so.1
#2  0x00007ff3d685839f in  () at /usr/lib/libxcb.so.1
#3  0x00007ff3d6858511 in xcb_wait_for_reply64 () at /usr/lib/libxcb.so.1
#4  0x00007ff3e49bd4e8 in _XReply () at /usr/lib/libX11.so.6
#5  0x00007ff3e49b8fed in XSync () at /usr/lib/libX11.so.6
#6  0x00007ff3d8593508 in  () at /usr/lib/libGL.so.1
#7  0x00007ff3d85943e3 in  () at /usr/lib/libGL.so.1
#8  0x00007ff3d856ddf9 in  () at /usr/lib/libGL.so.1
#9  0x00007ff3ddd161ae in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007ff3df669ce8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007ff3df669f09 in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007ff3ddd6eced in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007ff3ddd6ee79 in  () at /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007ff3de1c9cec in  () at /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007ff3ddd705a3 in  () at /usr/lib/libQt5WebEngineCore.so.5
#16 0x00007ff3df8dcc75 in  () at /usr/lib/libQt5WebEngineCore.so.5
#17 0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#18 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#19 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7ff381ffb700 (LWP 1515)):
#0  0x00007ff3d87cd4b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d0862 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8d1115 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8ae2a1 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7ff3827fc700 (LWP 1514)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3de83900d in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8dc49e in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8dc5c0 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7ff382ffd700 (LWP 1513)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d1085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8d1144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8ae253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7ff3837fe700 (LWP 1512)):
#0  0x00007ff3e5205fdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007ff3e5207a94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007ff3cff199ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007ff3cff19be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007ff3cff1e2f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007ff3cff0836d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007ff3df88584e in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007ff3de43b988 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007ff3de43c2ac in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7ff383fff700 (LWP 1511)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d1085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8d1144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8ae253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007ff3de43b8d8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3de43c294 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7ff398ff9700 (LWP 1510)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d1085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8d1144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8ae253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007ff3de43b828 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3de43c27c in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7ff3997fa700 (LWP 1509)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d1085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8d1144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8ae253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007ff3de43b778 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3de43c26c in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7ff399ffb700 (LWP 1508)):
#0  0x00007ff3e51ec54d in write () at /usr/lib/libc.so.6
#1  0x00007ff3e5183867 in _IO_new_file_write () at /usr/lib/libc.so.6
#2  0x00007ff3e5182bb2 in new_do_write () at /usr/lib/libc.so.6
#3  0x00007ff3e5183fbe in __GI__IO_file_xsputn () at /usr/lib/libc.so.6
#4  0x00007ff3e515ad15 in buffered_vfprintf () at /usr/lib/libc.so.6
#5  0x00007ff3e5157f95 in vfprintf () at /usr/lib/libc.so.6
#6  0x00007ff3e5207ae9 in __fprintf_chk () at /usr/lib/libc.so.6
#7  0x00007ff3cff199ee in  () at /usr/lib/libevent-2.0.so.5
#8  0x00007ff3cff19be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#9  0x00007ff3cff1e2f8 in  () at /usr/lib/libevent-2.0.so.5
#10 0x00007ff3cff0836d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#11 0x00007ff3df88584e in  () at /usr/lib/libQt5WebEngineCore.so.5
#12 0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#13 0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#14 0x00007ff3de43b6c8 in  () at /usr/lib/libQt5WebEngineCore.so.5
#15 0x00007ff3de43c25c in  () at /usr/lib/libQt5WebEngineCore.so.5
#16 0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#17 0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#18 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#19 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7ff39a7fc700 (LWP 1507)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d1085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8d1144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8ae253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007ff3de43b618 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3de43c24c in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7ff39affd700 (LWP 1506)):
#0  0x00007ff3d87cd4b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d0862 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8dfa39 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8dff6d in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7ff39b7fe700 (LWP 1505)):
#0  0x00007ff3d87cd4b8 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d0862 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8dfa39 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8dff6d in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7ff39bfff700 (LWP 1504)):
#0  0x00007ff3d87cd10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007ff3df8d1085 in  () at /usr/lib/libQt5WebEngineCore.so.5
#2  0x00007ff3df8d1144 in  () at /usr/lib/libQt5WebEngineCore.so.5
#3  0x00007ff3df8ae253 in  () at /usr/lib/libQt5WebEngineCore.so.5
#4  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#5  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#6  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7ff3a8ea0700 (LWP 1503)):
#0  0x00007ff3e5205fdb in __lll_lock_wait_private () at /usr/lib/libc.so.6
#1  0x00007ff3e5207a94 in __fprintf_chk () at /usr/lib/libc.so.6
#2  0x00007ff3cff199ee in  () at /usr/lib/libevent-2.0.so.5
#3  0x00007ff3cff19be4 in event_warn () at /usr/lib/libevent-2.0.so.5
#4  0x00007ff3cff1e2f8 in  () at /usr/lib/libevent-2.0.so.5
#5  0x00007ff3cff0836d in event_base_loop () at /usr/lib/libevent-2.0.so.5
#6  0x00007ff3df88584e in  () at /usr/lib/libQt5WebEngineCore.so.5
#7  0x00007ff3df8c43c4 in  () at /usr/lib/libQt5WebEngineCore.so.5
#8  0x00007ff3df8dc8e5 in  () at /usr/lib/libQt5WebEngineCore.so.5
#9  0x00007ff3df8dcc04 in  () at /usr/lib/libQt5WebEngineCore.so.5
#10 0x00007ff3df8d9142 in  () at /usr/lib/libQt5WebEngineCore.so.5
#11 0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#12 0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7ff3ab7e3700 (LWP 1500)):
#0  0x00007ff3d6b02e64 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007ff3d6abd8c6 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#2  0x00007ff3e5d2b06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#3  0x00007ff3e5cd489a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007ff3e5af6a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5  0x00007ff3e6895125 in  () at /usr/lib/libQt5DBus.so.5
#6  0x00007ff3e5afb6d8 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7ff3b5d41700 (LWP 1499)):
#0  0x00007ff3e51f048d in poll () at /usr/lib/libc.so.6
#1  0x00007ff3d68568e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007ff3d6858679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007ff3b7c4b239 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007ff3e5afb6d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007ff3d87c7454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ff3e51f97df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7ff3e9699e00 (LWP 1497)):
[KCrash Handler]
#6  0x00007ff3e514404f in raise () at /usr/lib/libc.so.6
#7  0x00007ff3e514547a in abort () at /usr/lib/libc.so.6
#8  0x00007ff3e513cea7 in __assert_fail_base () at /usr/lib/libc.so.6
#9  0x00007ff3e513cf52 in  () at /usr/lib/libc.so.6
#10 0x00007ff3b4805ef4 in  () at /usr/lib/libdrm_nouveau.so.2
#11 0x00007ff3b4805e3b in nouveau_pushbuf_data () at /usr/lib/libdrm_nouveau.so.2
#12 0x00007ff3b4805f8a in  () at /usr/lib/libdrm_nouveau.so.2
#13 0x00007ff3b480622f in  () at /usr/lib/libdrm_nouveau.so.2
#14 0x00007ff3b4806de0 in nouveau_pushbuf_kick () at /usr/lib/libdrm_nouveau.so.2
#15 0x00007ff3af777c46 in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#16 0x00007ff3af47a99a in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#17 0x00007ff3af5a339c in  () at /usr/lib/xorg/modules/dri/nouveau_dri.so
#18 0x00007ff3d859542c in  () at /usr/lib/libGL.so.1
#19 0x00007ff3b533a6f2 in  () at /usr/lib/qt/plugins/xcbglintegrations/libqxcb-glx-integration.so
#20 0x00007ff3e6c3e67d in QOpenGLContext::swapBuffers(QSurface*) () at /usr/lib/libQt5Gui.so.5
#21 0x00007ff3e6edc3a0 in QPlatformBackingStore::composeAndFlush(QWindow*, QRegion const&, QPoint const&, QPlatformTextureList*, QOpenGLContext*, bool) () at /usr/lib/libQt5Gui.so.5
#22 0x00007ff3b7c6a9c7 in  () at /usr/lib/libQt5XcbQpa.so.5
#23 0x00007ff3e73a6342 in  () at /usr/lib/libQt5Widgets.so.5
#24 0x00007ff3e73a794e in  () at /usr/lib/libQt5Widgets.so.5
#25 0x00007ff3e73a9792 in  () at /usr/lib/libQt5Widgets.so.5
#26 0x00007ff3e73a9922 in  () at /usr/lib/libQt5Widgets.so.5
#27 0x00007ff3e73c8e7f in QWidgetPrivate::syncBackingStore() () at /usr/lib/libQt5Widgets.so.5
#28 0x00007ff3e73e0da8 in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#29 0x00007ff3e74dfd0b in QMainWindow::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#30 0x00007ff3e80ef45a in KMainWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#31 0x00007ff3e8140e75 in KXmlGuiWindow::event(QEvent*) () at /usr/lib/libKF5XmlGui.so.5
#32 0x00007ff3e739934c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#33 0x00007ff3e73a0b61 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#34 0x00007ff3e5cd6440 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#35 0x00007ff3e5cd8bcd in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#36 0x00007ff3e5d2ac43 in  () at /usr/lib/libQt5Core.so.5
#37 0x00007ff3d6abd5a7 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#38 0x00007ff3d6abd810 in  () at /usr/lib/libglib-2.0.so.0
#39 0x00007ff3d6abd8bc in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#40 0x00007ff3e5d2b04f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#41 0x00007ff3e5cd489a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#42 0x00007ff3e5cdcde4 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#43 0x0000000000408756 in  ()
#44 0x00007ff3e5131291 in __libc_start_main () at /usr/lib/libc.so.6
#45 0x0000000000408a0a in _start ()

Reported using DrKonqi

Comment 1 Christoph Feck 2017-02-22 16:11:12 UTC

This is a known bug in the nouveau OpenGL drivers; it does not correctly handle OpenGL contexts from multiple threads that QtWebKit uses.