Re: Problem running qos-test when building with gcc12 and LTO

[Paolo Bonzini]

On 5/24/22 22:12, Dario Faggioli wrote:
> Ok, apparently, v6.2.0 works (with GCC 12 and LTO), while as said
> v7.0.0 doesn't.
>
> Therefore, I run a bisect, and it pointed at:
>
> 8dcb404bff6d9147765d7dd3e9c8493372186420
> tests/qtest: enable more vhost-user tests by default
>
> I've also confirmed that on v7.0.0 with 8dcb404bff6d914 reverted, the
> test actually works.
>
> As far as downstream packaging is concerned, I'll revert it locally.
> But I'd be happy to help figuring our what is actually going wrong.
>
> I'll try to dig further. Any idea/suggestion anyone has, feel free.:-)

Does valgrind point out anything suspicious?

Paolo