On Mon, May 19, 2014 at 05:43:42PM -0400, Igor Schein wrote:
> Package: pari
> Version: git
>
> This one is a function of setting parisizemax - if parisize is initially
> set to 128MB, SEGV doesn't happen:
>
>           GP/PARI CALCULATOR Version 2.8.0 (development 16522-6865e62)
>           amd64 running linux (x86-64/GMP-5.0.5 kernel) 64-bit version
>            compiled: May 19 2014, gcc version 4.7.2 (Debian 4.7.2-5)
>                            threading engine: pthread
>                 (readline v6.2 disabled, extended help enabled)
>
>                      Copyright (C) 2000-2014 The PARI Group
>
> PARI/GP is free software, covered by the GNU General Public License, and
> comes
> WITHOUT ANY WARRANTY WHATSOEVER.
>
> Type ? for help, \q to quit.
> Type ?12 for how to get moral (and possibly technical) support.
>
> parisize = 8000000, primelimit = 500000, nbthreads = 24
>   ***   Warning: new maximum stack size = 128000000 (122.070 Mbytes).
>   *** nfinit: Warning: increasing stack size to 16000000.
>   *** nfinit: Warning: increasing stack size to 32000000.
>   *** nfinit: Warning: increasing stack size to 64000000.
>   ***   at top-level: nfinit([x^128-84*x^1
>   ***                 ^--------------------
>   *** nfinit: bug in PARI/GP (Segmentation Fault), please report.
>
> Input file attached (I tried, but couldn't reproduce a problem with simpler
> input).

It is possible it remains some part of the PARI code that does not handle
the stack growing correctly.

However, I do not think you attached any file:)

Cheers,
Bill.