Thanks Giacomo, I *think* since these are running as part of the testing
infrastructure that they are downloading the files they need, and I hope
they are downloading current ones. Clearly *something* is out of whack, but
since this should all be handled automatically I don't know where or what
to look at to try to find what's out of date. I know once upon a time I had
an out of date docker that was causing problems, but I'm not using a docker
for this and so I don't think that's the problem(?).

Do you have any ideas Bobby? I've tried deleting the resources directory it
downloads under tests, but that didn't seem to fix it.

Gabe

On Wed, Sep 22, 2021 at 9:17 AM Giacomo Travaglini <
giacomo.travagl...@arm.com> wrote:

> Hi Gabe,
>
> From an Arm perspective, could you make sure you are using the latest
> bootloader?
> I remember there was a change some time ago which required the bootloader
> to be rebuilt
>
> You could either download latest tarball from
> https://www.gem5.org/documentation/general_docs/fullsystem/guest_binaries
>
> Or rebuild the bootloader yourself
>
> Kind Regards
>
> Giacomo
>
>
> > -----Original Message-----
> > From: Jason Lowe-Power via gem5-dev <gem5-dev@gem5.org>
> > Sent: 22 September 2021 17:12
> > To: gem5 Developer List <gem5-dev@gem5.org>
> > Cc: Gabe Black <gabe.bl...@gmail.com>; Jason Lowe-Power
> > <ja...@lowepower.com>
> > Subject: [gem5-dev] Re: failing ARM dual CPU tests?
> >
> > Hey Gabe,
> >
> >
> > To solve this and the x86 test issue you've been having, I think there
> are a
> > couple of possibilities:
> >
> > 1. Can you use the docker images that kokoro uses? This will guarantee
> that
> > you are using the *exact* same "host" setup when running gem5. I think
> this
> > is the only way to have a consistent set of tests without something like
> > Bazel's reproducible build and test.
> > 2. We're open to modifying and improving the tests. If the tests don't
> work
> > for you, they probably don't work for others as well. Improving the
> > documentation so it's more clear how to use the tests or improving the
> > testing infrastructure or modifying the tests so that they work more
> easily for
> > more people would be a *very* welcome contribution.
> >
> > Cheers,
> > Jason
> >
> > On Tue, Sep 21, 2021 at 6:22 PM Gabe Black via gem5-dev <gem5-
> > d...@gem5.org <mailto:gem5-dev@gem5.org> > wrote:
> >
> >
> >       Hi folks. When I run the test script main.py locally on an
> otherwise
> > passing tree, I get 8 test failures. 6 of those are from x86 dynamic
> linking tests
> > which use a host library which uses a system call gem5 doesn't implement.
> > That is annoying, but I understand that problem.
> >
> >       The other 2 are from ARM dual CPU tests (like realview64-simple-
> > timing-dual-ARM-x86_64-opt-MatchFileRegex) which fail because the
> > second CPU doesn't come up, and the check doesn't see the message it
> > expects.
> >
> >       This is very surprising to me, since I don't think these tests
> would
> > have any host dependence, and I'm *pretty* sure that the files they use
> > would come from the resources thing and should be up to date, etc. The
> > system in the test seems to otherwise boot up, it's just that the second
> CPU
> > never comes online and linux prints an error message about it instead of
> the
> > normal one.
> >
> >       Does anybody know of something else I can try to update, etc, which
> > might fix these tests? Could there be stale system files it's using
> floating
> > around somewhere?
> >
> >       I would really like to get that sorted out, since that could affect
> > whether I can successfully test my locked memory helper function change,
> > since the earlier version of that had caused problems with O3 multi-CPU
> tests
> > for ARM, sort of right in line with this false positive on these tests.
> >
> >       Thanks!
> >       Gabe
> >       _______________________________________________
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