Re: [Qemu-devel] Buildbot failure: libqtest init_socket assertion failure

[Stefan Hajnoczi]

On Wed, Nov 20, 2013 at 05:05:46PM +0100, Andreas Färber wrote:
> Am 20.11.2013 16:16, schrieb Stefan Hajnoczi:
> > On Wed, Nov 20, 2013 at 01:38:31PM +0100, Gerd Hoffmann wrote:
> >> On Mi, 2013-11-20 at 10:00 +0100, Stefan Hajnoczi wrote:
> >>> Hi Gerd,
> >>> make check is failing on kraxel_rhel61 due to the following:
> >>>
> >>> ERROR:tests/libqtest.c:71:init_socket: assertion failed (ret != -1): (-1 
> >>> != -1)
> >>>
> >>> http://buildbot.b1-systems.de/qemu/builders/default_x86_64_rhel61/builds/782
> >>>
> >>> Can you investigate?  Perhaps there are stale files.
> >>
> >> Probably, that was the case when it happened last time.
> >>
> >> Yep, there are tons of /tmp/qtest-$number.{qmp,sock} files.  Cleared
> >> now.
> >>
> >> Where do they come from?  Running "make check" manually does _not_ leave
> >> stale files in /tmp for me.  Hmm.  What is going on?
> > 
> > Quite probably a resource leak in libqtest.  But I'm not sure which
> > scenario causes them to accumulate - maybe when a test assertion fails?
> 
> Yes, that's when it happens. I had wondered if adding some atexit() hook
> might be a solution but never found time to try that out.

Okay.  I'll investigate.

Stefan