Re: 'Bad file descriptor: dup2( 1, 2 )' error on MacOS CI tasks - Mailing list pgsql-hackers

On Wed, Apr 1, 2026 at 6:58 AM Andres Freund <andres@anarazel.de> wrote:
> I'm afraid the guy maintaining both IPC::Run [1] and IO::Tty has gone all in on AI
> authored code.  Both IPC::Run and IO::Tty have seen more merges in the last
> week than in the 5 years before. Stuff getting merged left and right, with
> failing tests to boot.
>
> If I wanted to do a supply chain attack on postgres, this would be the
> way. Hijack IPC::Run, edit the commits locally on a committers machine before
> push, to add a backdoor, celebrate.

I did consider locking the exact version of IPC::Run during the NetBSD
flake debacle [1], but abandoned it after the cross-platform pain... I
believed signature verification was "good enough" at the time. Should
we reconsider?

--Jacob

[1] https://github.com/anarazel/pg-vm-images/pull/125