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SubjectRe: [PATCH v2 05/39] x86: Base IBT bits
On Thu, Feb 24, 2022 at 05:46:59PM -0700, Nathan Chancellor wrote:
> On Thu, Feb 24, 2022 at 04:35:51PM -0800, Kees Cook wrote:
> > On Thu, Feb 24, 2022 at 03:51:43PM +0100, Peter Zijlstra wrote:
> > > Add Kconfig, Makefile and basic instruction support for x86 IBT.
> > >
> > > XXX clang is not playing ball, probably lld being 'funny', I'm having
> > > problems with .plt entries appearing all over after linking.
> >
> > I'll try to look into this; I know you've been chatting with Nathan
> > about it. Is there an open bug for it? (And any kind of reproducer
> > smaller than a 39 patch series we can show the linker folks?) :)
>
> I should be able to create a reproducer with cvise and file a bug on
> GitHub around this tomorrow, I should have done it after Peter's
> comments on IRC.

https://github.com/ClangBuiltLinux/linux/issues/1606

Cheers,
Nathan

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