linux-kernel - Re: [PATCH AUTOSEL 6.14 400/642] x86/relocs: Handle R_X86_64_REX

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Message-ID: <CAMj1kXGtasdqRPn8koNN095VEEU4K409QvieMdgGXNUK0kPgkw@mail.gmail.com>
Date: Wed, 21 May 2025 08:15:02 +0200
From: Ard Biesheuvel <ardb@...nel.org>
To: Sasha Levin <sashal@...nel.org>
Cc: linux-kernel@...r.kernel.org, stable@...r.kernel.org, 
	Brian Gerst <brgerst@...il.com>, Ingo Molnar <mingo@...nel.org>, 
	Linus Torvalds <torvalds@...ux-foundation.org>, tglx@...utronix.de, mingo@...hat.com, 
	bp@...en8.de, dave.hansen@...ux.intel.com, x86@...nel.org, nathan@...nel.org, 
	ubizjak@...il.com, thomas.weissschuh@...utronix.de, llvm@...ts.linux.dev
Subject: Re: [PATCH AUTOSEL 6.14 400/642] x86/relocs: Handle
 R_X86_64_REX_GOTPCRELX relocations

On Tue, 20 May 2025 at 16:11, Sasha Levin <sashal@...nel.org> wrote:
>
> On Tue, May 06, 2025 at 12:32:05AM +0200, Ard Biesheuvel wrote:
> >On Tue, 6 May 2025 at 00:30, Sasha Levin <sashal@...nel.org> wrote:
> >>
> >> From: Brian Gerst <brgerst@...il.com>
> >>
> >> [ Upstream commit cb7927fda002ca49ae62e2782c1692acc7b80c67 ]
> >>
> >> Clang may produce R_X86_64_REX_GOTPCRELX relocations when redefining the
> >> stack protector location.  Treat them as another type of PC-relative
> >> relocation.
> >>
> >> Signed-off-by: Brian Gerst <brgerst@...il.com>
> >> Signed-off-by: Ingo Molnar <mingo@...nel.org>
> >> Reviewed-by: Ard Biesheuvel <ardb@...nel.org>
> >> Cc: Linus Torvalds <torvalds@...ux-foundation.org>
> >> Link: https://lore.kernel.org/r/20250123190747.745588-6-brgerst@gmail.com
> >> Signed-off-by: Sasha Levin <sashal@...nel.org>
> >
> >This patch was one of a series of about 20 patches. Did you pick all of them?
>
> Should we pick them all up?
>

No, we should pick up none of them.