V3 [PATCH] nptl: Zero-extend arguments to SETXID syscalls [BZ #26248]

[H.J. Lu]

On Mon, Jul 27, 2020 at 5:20 AM Florian Weimer <fweimer@redhat.com> wrote:
>
> * H. J. Lu:
>
> > On Sun, Jul 26, 2020 at 11:00 PM Florian Weimer <fweimer@redhat.com> wrote:
> >>
> >> * Carlos O'Donell via Libc-alpha:
> >>
> >> > We can't fix this easily quickly.
> >>
> >> We can make this test a non-container xtest today.  It's better than no
> >> test at all.
> >>
> >
> > Currently this test is in sysdeps/unix/sysv/linux/x86_64/x32/tst-setgroups.c
> > since there are
> >
> > static int
> > do_test (void)
> > {
> >   int size;
> >   /* NB: Stack address is at 0xfffXXXXX.  */
> >   gid_t list[NGROUPS_MAX];
> >   int status = EXIT_SUCCESS;
> >
> > and x32 stack starts at 0xfffXXXXX, which triggers this bug.  Should
> > it be moved to nptl/tst-setgroups.c?
>
> Yes, this would make sense to me.
>

Here is the updated patch to add nptl/tst-setgroups.c.  OK for
master?

Thanks.

-- 
H.J.
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