From: Sascha Hauer <s.hauer@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: Barebox List <barebox@lists.infradead.org>
Subject: Re: [PATCH 9/9] ARM: Add KASan support
Date: Wed, 10 Feb 2021 10:26:05 +0100 [thread overview]
Message-ID: <20210210092605.GT19583@pengutronix.de> (raw)
In-Reply-To: <c513bdd8-dda7-956d-b237-5f960878fa02@pengutronix.de>
On Tue, Feb 09, 2021 at 10:25:57AM +0100, Ahmad Fatoum wrote:
> Hello Sascha,
>
> On 18.09.20 10:45, Sascha Hauer wrote:
> > This adds KASan support to the ARM architecture. What we are doing is:
> >
> > * Add __no_sanitize_address attribute to various lowlevel functions
> > which do not run in a proper C environment
> > * Add non-instrumented variants of memset/memcpy (prefixed with '__')
> > * make original memcpy/memset weak symbols so strong definitions in
> > lib/kasan/common.c can replace them
> > * Use non-instrumented memcpy in early functions
> > * call kasan_init()
> >
> > Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> > ---
> > arch/arm/Kconfig | 1 +
> > arch/arm/cpu/Makefile | 2 ++
> > arch/arm/cpu/common.c | 2 +-
> > arch/arm/cpu/setupc.S | 6 +++---
>
> Shouldn't you've touched setupc_64.S here as well?
Likely, yes. How did you stumble upon this?
Sascha
--
Pengutronix e.K. | |
Steuerwalder Str. 21 | http://www.pengutronix.de/ |
31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox
next prev parent reply other threads:[~2021-02-10 9:26 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-18 8:45 [PATCH 0/9] barebox " Sascha Hauer
2020-09-18 8:45 ` [PATCH 1/9] Add print_hex_dump kernel implementation Sascha Hauer
2020-09-18 8:45 ` [PATCH 2/9] Add _RET_IP_ macro Sascha Hauer
2020-09-18 8:45 ` [PATCH 3/9] Kallsyms: Also resolve global variables Sascha Hauer
2020-09-22 16:17 ` Michael Grzeschik
2020-09-28 8:30 ` Sascha Hauer
2020-09-18 8:45 ` [PATCH 4/9] Add constructor support Sascha Hauer
2020-09-18 8:45 ` [PATCH 5/9] pbl: Alias memcpy and memset Sascha Hauer
2020-09-18 8:45 ` [PATCH 6/9] string: Add nokasan variants of default memcpy/memset Sascha Hauer
2020-09-18 8:45 ` [PATCH 7/9] sandbox: rename KASan to ASan Sascha Hauer
2020-09-18 8:45 ` [PATCH 8/9] Add KASan support Sascha Hauer
2020-09-18 10:15 ` Ahmad Fatoum
2020-09-21 6:24 ` Sascha Hauer
2020-09-18 8:45 ` [PATCH 9/9] ARM: " Sascha Hauer
2021-02-09 9:25 ` Ahmad Fatoum
2021-02-10 9:26 ` Sascha Hauer [this message]
2021-02-10 9:27 ` Ahmad Fatoum
2020-09-28 14:33 ` [PATCH 0/9] barebox " Ahmad Fatoum
2020-09-28 15:06 ` Sascha Hauer
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210210092605.GT19583@pengutronix.de \
--to=s.hauer@pengutronix.de \
--cc=a.fatoum@pengutronix.de \
--cc=barebox@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox