Re: [Qemu-devel] [PULL v4 00/35] Misc patches for 2018-12-21

[Peter Maydell]

On Sat, 22 Dec 2018 at 08:41, Paolo Bonzini <address@hidden> wrote:
>
> On 21/12/18 22:09, Peter Maydell wrote:
> > I don't really understand what's going on here, or why
> > it only happens with this one system (my main x86-64
> > Linux Ubuntu 16.04.5 box) and not the various others I'm
> > running test builds on. But it does seem to be 100%
> > reliable with any of these pullreqs with the new test
> > driver in them :-(
>
> I'm afraid something in your setup is causing make's stdout to have
> O_NONBLOCK set.  Make doesn't use O_NONBLOCK at all, so it must be
> something above it.  I also checked Perl with strace and, at least here,
> it doesn't set O_NONBLOCK.
>
> So here are some ideas... First, can you try applying something like
> this to reproduce?

OK, I'll give these a go, but it'll have to be in January now.

thanks
-- PMM