[OpenAFS] pags, kernel 2.6.16 and 1.4.1

Andrej Filipcic andrej.filipcic@ijs.si
Fri, 21 Apr 2006 08:37:01 +0200


Hm, I have compiled the kernel with CONFIG_DEBUG_RODATA unset.
Is that not enough?

Cheers,
Andrej

On Thursday 20 April 2006 23:47, Derek Atkins wrote:
> The problem is that the syscall table is in the ReadOnly section
> and cannot be modified.
>
> -derek
>
> Andrej Filipcic <andrej.filipcic@ijs.si> writes:
> > Well, I guess I have missed in dmesg:
> > Warning: failed to find address of system call table
> > System call hooks will not be installed; proceeding anyway
> > Found 32-bit system call table at 0xffffffff803b3070 (exported)
> >
> > Is there any newer version of osi_probe.c which could deal with 2.6.16
> > syscall table?
> >
> > Andrej
> >
> > On Thursday 20 April 2006 17:39, Andrej Filipcic wrote:
> >> Hi,
> >>
> >> I have noticed there is an unwanted afs behavior with kernel 2.6.16 and
> >> openafs 1.4.1. If I enter pagsh and obtain a token and after that I do
> >> su to the same or another user (uid), there is no token any more. It
> >> seems like seteuid or similar call enters a new pag.
> >>
> >> I have been running several services (like apache) with tokens to allow
> >> reading part of afs space. Since apache startup script is run as root
> >> and it does setuid to apache user, the tokens are lost.
> >>
> >> Does anybody know how to avoid that? Is that 2.6.16 specific (new
> >> feature/protection) or openafs 1.4.1 specific?
> >>
> >> Thanks,
> >> Andrej
> >
> > --
> > _____________________________________________________________
> >    doc. dr. Andrej Filipcic,   E-mail: Andrej.Filipcic@ijs.si
> >    Department of Experimental High Energy Physics - F9
> >    Jozef Stefan Institute, Jamova 39, P.o.Box 3000
> >    SI-1001 Ljubljana, Slovenia
> >    Tel.: +386-1-477-3674    Fax: +386-1-425-7074
> > -------------------------------------------------------------
> > _______________________________________________
> > OpenAFS-info mailing list
> > OpenAFS-info@openafs.org
> > https://lists.openafs.org/mailman/listinfo/openafs-info

-- 
_____________________________________________________________
   doc. dr. Andrej Filipcic,   E-mail: Andrej.Filipcic@ijs.si
   Department of Experimental High Energy Physics - F9
   Jozef Stefan Institute, Jamova 39, P.o.Box 3000
   SI-1001 Ljubljana, Slovenia
   Tel.: +386-1-477-3674    Fax: +386-1-477-3166
-------------------------------------------------------------