Date: Wed, 5 Feb 2014 09:56:29 +0100 From: =?ISO-8859-1?Q?Olivier_Cochard=2DLabb=E9?= <olivier@cochard.me> To: Shawn Webb <lattera@gmail.com> Cc: freebsd-bugs@freebsd.org Subject: Re: kern/181497: [kernel] [patch] Add ASLR feature to kernel Message-ID: <CA%2Bq%2BTcpvW3c9c%2B4XJA1MLaMyi5xOSLtjqA5nkPJncGJ%2BJhY2KA@mail.gmail.com> In-Reply-To: <201402042000.s14K01eo021855@freefall.freebsd.org> References: <201402042000.s14K01eo021855@freefall.freebsd.org>
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On Tue, Feb 4, 2014 at 9:00 PM, Shawn Webb <lattera@gmail.com> wrote:
> The following reply was made to PR kern/181497; it has been noted by GNATS.
>
> From: Shawn Webb <lattera@gmail.com>
> To: bug-followup@FreeBSD.org,
> steven@roothosts.com
> Cc:
> Subject: Re: kern/181497: [kernel] [patch] Add ASLR feature to kernel
> Date: Tue, 4 Feb 2014 14:57:44 -0500
>
> --Apple-Mail=_70D08D01-527F-4575-806A-36757E957E5A
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>
> I'm sorry, my patch actually wasn't right. It included other fixes I had =
> in my branch for other features and didn't include some of the other =
> ASLR bits. Attached is the right patch.
>
>
kernel compilation failed if configuration is "with PAX_ASLR options" and
"without COMPAT_FREEBSD32 options":
--- kern_pax.o ---
/src/sys/kern/kern_pax.c:531:9: error: no member named 'vm_aslr_delta_exec'
in 'struct vmspace'
vm->vm_aslr_delta_exec = round_page(PAX_ASLR_DELTA(arc4random(),
PAX_ASLR_DELTA_EXEC_LSB, (pr != NULL) ? pr->pr_pax_aslr_exec_len :
pax_aslr_exec_len));
~~ ^
1 error generated.
What's is this "vm_aslr_delta_exec" ?
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