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Date: Fri, 30 Jun 2017 00:08:57 +0200
From: Arnd Bergmann <arnd@...db.de>
To: Kees Cook <keescook@...omium.org>
Cc: Kernel Hardening <kernel-hardening@...ts.openwall.com>, Laura Abbott <labbott@...hat.com>, 
	"the arch/x86 maintainers" <x86@...nel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 04/20] gcc-plugins: Add the randstruct plugin

On Fri, May 26, 2017 at 10:17 PM, Kees Cook <keescook@...omium.org> wrote:
> This feature is ported from grsecurity. The implementation is almost
> entirely identical to the original code written by the PaX Team and
> Brad Spengler.

Hi Kees,

I noticed new build errors that bisected back to this patch, which has
now showed up
in linux-next again:


/git/arm-soc/arch/arm/kernel/entry-armv.S: Assembler messages:
/git/arm-soc/arch/arm/kernel/entry-armv.S:800: Error: bad immediate
value for offset (4644)
/git/arm-soc/scripts/Makefile.build:403: recipe for target
'arch/arm/kernel/entry-armv.o' failed
make[3]: *** [arch/arm/kernel/entry-armv.o] Error 1
/git/arm-soc/arch/arm/kernel/entry-armv.S: Assembler messages:
/git/arm-soc/arch/arm/kernel/entry-armv.S:800: Error: bad immediate
value for offset (5584)
/git/arm-soc/scripts/Makefile.build:403: recipe for target
'arch/arm/kernel/entry-armv.o' failed
make[3]: *** [arch/arm/kernel/entry-armv.o] Error 1
/git/arm-soc/arch/arm/mm/tlb-v4.S: Assembler messages:
/git/arm-soc/arch/arm/mm/tlb-v4.S:35: Error: bad immediate value for
offset (4928)
/git/arm-soc/scripts/Makefile.build:403: recipe for target
'arch/arm/mm/tlb-v4.o' failed
make[3]: *** [arch/arm/mm/tlb-v4.o] Error 1
/git/arm-soc/arch/arm/mm/tlb-v4wbi.S: Assembler messages:
/git/arm-soc/arch/arm/mm/tlb-v4wbi.S:34: Error: bad immediate value
for offset (4928)
/git/arm-soc/scripts/Makefile.build:403: recipe for target
'arch/arm/mm/tlb-v4wbi.o' failed

So far, that's the only thing that goes wrong for me though, and this
is probably
easy to fix.

        Arnd

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