bug#71211: %guile-static-stripped crashes with a sigsegv (i.e. the guile used in the initrd (?))

[jbranso]

May 26, 2024 at 11:26 AM, "Attila Lendvai" <attila@lendvai.name> wrote:



> 
> root symptom:
> 
> -------------
> 
> i think this is the guile binary that is used in initrd. it's been a while i 
> noted this bug. but if it's so, then if error happens early in the boot, then 
> it just dies with a sigsegv; i.e. it's a major hindrance to debuggability.
> 
> reproducer:
> 
> -----------
> 
> guix shell -e '(begin (use-modules (gnu packages make-bootstrap)) 
> %guile-static-stripped)'
> 
> and then start guile. or alternatively:
> 
> guile -c '(use-modules (ice-9 readline))'
> 
> analysis:
> 
> ---------

If it's that easy, to crash guile, then I'll try it on my T400.  I'll resond if 
a few
if it crashes for me.

> 
> make-guile-static-stripped calls (remove-store-references guile2) without 
> checking the return code.
> 
> if i remove that call, then building fails with: "... is not allowed to refer 
> to path `/gnu/store/3zl03prdg07ax4dny78hrzykillr6vcy-glibc-2.35'"
> 
>  
> 
> i.e. there's some reference in the binary to glibc, which is corrupted by 
> remove-store-references.
> 
> i'm not sure this is the cause, but i suspect.
> 
> note that the `guile --version` test in make-guile-static-stripped runs fine; 
> i.e. it's an insufficient test.
> 
> -- 
> 
> • attila lendvai
> 
> • PGP: 963F 5D5F 45C7 DFCD 0A39
> 
> --
> 
> “How much truth can a spirit bear, how much truth can a spirit dare? […] that 
> became for me more and more the real measure of value.”
> 
>  — Friedrich Nietzsche (1844–1900)
>