Em quarta-feira, 30 de junho de 2021, às 08:53:41 -03, luigi scarso escreveu:
> On Wed, Jun 30, 2021 at 8:20 AM Ludovic Courtès <ludo@gnu.org> wrote:
> > Hi,
> >
> > Ludovic Courtès <ludo@gnu.org> skribis:
> > > While investigating luatex crashes in the TeX Live 2020 package of
> > > GNU Guix¹, we identified the following heap corruption reported by
> >
> > > Valgrind (this is on GNU/Linux, with glibc 2.33):
> > This time with debug info for luatex:
> Thank you for the report, I will check asap.

Thanks! I was able to run Valgrind on LuaTeX 1.13.0, which is the latest
one in TeX Live 2021.

The invalid reads and writes don’t happen on every run. I had to re-run the
command 3 or 4 times until I got the result below (which matches our
experience with the build failures in Guix packages)

--
Thanks,
Thiago