Re: Crash with 5.2 beta in compgen

[Chet Ramey]

On 4/16/22 12:50 PM, Sam James wrote:
> > On 16 Apr 2022, at 17:11, Chet Ramey <chet.ramey@case.edu> wrote:
> >
> > On 4/16/22 1:45 AM, Sam James wrote:
> >
> > > Bash Version: 5.2
> > > Patch Level: 0
> > > Release Status: beta
> > > Description:
> > >          Bash crashes when running compgen -c -X a.
> > > Repeat-By:
> > >         # bash -c "compgen -c -X a"
> > >         Segmentation fault (core dumped)
> >
> > I can't reproduce this. I wonder if it has to do with resource limits.
>
> Suspect Andreas' reply may be more insightful, but was able to reproduce this 
> in a fresh Debian stable chroot too,
> created with debootstrap.
>
> root@debian-stable:~/bash-5.2-beta# /usr/local/bin/bash -c "compgen -c -X a"
> Segmentation fault (core dumped)

Thanks to you and Andreas. I tracked down the offending change, from April
2021. It only affects compgen called from non-interactive shells.

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/