From: Dmitry Vyukov <dvyukov@google.com>
To: Kees Cook <keescook@chromium.org>
Cc: Emese Revfy <re.emese@gmail.com>,
linux-kbuild <linux-kbuild@vger.kernel.org>,
PaX Team <pageexec@freemail.hu>,
Brad Spengler <spender@grsecurity.net>,
"kernel-hardening@lists.openwall.com"
<kernel-hardening@lists.openwall.com>,
Michal Marek <mmarek@suse.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Fengguang Wu <fengguang.wu@intel.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v5 5/5] Add sancov plugin
Date: Tue, 8 Mar 2016 11:54:29 +0100 [thread overview]
Message-ID: <CACT4Y+axEAF=m+=15ymTzveY9uWOLQsBoDkzKY-K0XnTngKwOw@mail.gmail.com> (raw)
In-Reply-To: <CAGXu5jLEizJK=YBrErDZGbANwWe2AdnsRPLAQL=nvnuCC_Q8LQ@mail.gmail.com>
On Mon, Mar 7, 2016 at 10:07 PM, Kees Cook <keescook@chromium.org> wrote:
> On Sun, Mar 6, 2016 at 3:07 PM, Emese Revfy <re.emese@gmail.com> wrote:
>> The sancov gcc plugin inserts a __sanitizer_cov_trace_pc() call
>> at the start of basic blocks.
>>
>> This plugin is a helper plugin for the kcov feature. It supports
>> all gcc versions with plugin support (from gcc-4.5 on).
>> It is based on the gcc commit "Add fuzzing coverage support" by Dmitry Vyukov
>> (https://gcc.gnu.org/viewcvs/gcc?limit_changes=0&view=revision&revision=231296).
>
> Very cool! Dmitry, is this something you could put to good use?
I am using gcc with sancov as a regular pass, so I don't a good use
for this right now. Maybe it will help with deployment for Android. I
don't know. Though, it will require backporting this plugin support.
WARNING: multiple messages have this Message-ID (diff)
From: Dmitry Vyukov <dvyukov@google.com>
To: Kees Cook <keescook@chromium.org>
Cc: Emese Revfy <re.emese@gmail.com>,
linux-kbuild <linux-kbuild@vger.kernel.org>,
PaX Team <pageexec@freemail.hu>,
Brad Spengler <spender@grsecurity.net>,
"kernel-hardening@lists.openwall.com"
<kernel-hardening@lists.openwall.com>,
Michal Marek <mmarek@suse.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Fengguang Wu <fengguang.wu@intel.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: [kernel-hardening] Re: [PATCH v5 5/5] Add sancov plugin
Date: Tue, 8 Mar 2016 11:54:29 +0100 [thread overview]
Message-ID: <CACT4Y+axEAF=m+=15ymTzveY9uWOLQsBoDkzKY-K0XnTngKwOw@mail.gmail.com> (raw)
In-Reply-To: <CAGXu5jLEizJK=YBrErDZGbANwWe2AdnsRPLAQL=nvnuCC_Q8LQ@mail.gmail.com>
On Mon, Mar 7, 2016 at 10:07 PM, Kees Cook <keescook@chromium.org> wrote:
> On Sun, Mar 6, 2016 at 3:07 PM, Emese Revfy <re.emese@gmail.com> wrote:
>> The sancov gcc plugin inserts a __sanitizer_cov_trace_pc() call
>> at the start of basic blocks.
>>
>> This plugin is a helper plugin for the kcov feature. It supports
>> all gcc versions with plugin support (from gcc-4.5 on).
>> It is based on the gcc commit "Add fuzzing coverage support" by Dmitry Vyukov
>> (https://gcc.gnu.org/viewcvs/gcc?limit_changes=0&view=revision&revision=231296).
>
> Very cool! Dmitry, is this something you could put to good use?
I am using gcc with sancov as a regular pass, so I don't a good use
for this right now. Maybe it will help with deployment for Android. I
don't know. Though, it will require backporting this plugin support.
next prev parent reply other threads:[~2016-03-08 10:54 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-06 23:02 [PATCH v5 0/5] Introduce GCC plugin infrastructure Emese Revfy
2016-03-06 23:02 ` [kernel-hardening] " Emese Revfy
2016-03-06 23:03 ` [PATCH v5 1/5] Shared library support Emese Revfy
2016-03-06 23:03 ` [kernel-hardening] " Emese Revfy
2016-03-07 21:05 ` Kees Cook
2016-03-07 21:05 ` [kernel-hardening] " Kees Cook
2016-03-07 21:05 ` Kees Cook
2016-03-07 21:32 ` Emese Revfy
2016-03-07 21:32 ` [kernel-hardening] " Emese Revfy
2016-03-07 21:32 ` Emese Revfy
2016-03-11 6:19 ` Masahiro Yamada
2016-03-11 6:19 ` [kernel-hardening] " Masahiro Yamada
2016-03-14 20:14 ` Emese Revfy
2016-03-14 20:14 ` [kernel-hardening] " Emese Revfy
2016-03-16 7:50 ` Masahiro Yamada
2016-03-16 7:50 ` [kernel-hardening] " Masahiro Yamada
2016-03-06 23:04 ` [PATCH v5 2/5] GCC plugin infrastructure Emese Revfy
2016-03-06 23:04 ` [kernel-hardening] " Emese Revfy
2016-03-09 9:01 ` David Brown
2016-03-09 20:50 ` Kees Cook
2016-03-09 20:50 ` Kees Cook
2016-03-09 22:07 ` Emese Revfy
2016-03-09 22:07 ` Emese Revfy
2016-03-09 22:03 ` Emese Revfy
2016-03-11 6:25 ` Masahiro Yamada
2016-03-11 6:25 ` [kernel-hardening] " Masahiro Yamada
2016-03-14 20:52 ` Emese Revfy
2016-03-14 20:52 ` [kernel-hardening] " Emese Revfy
2016-03-16 7:41 ` Masahiro Yamada
2016-03-16 7:41 ` [kernel-hardening] " Masahiro Yamada
2016-03-16 21:06 ` Emese Revfy
2016-03-16 21:06 ` [kernel-hardening] " Emese Revfy
2016-03-14 21:25 ` PaX Team
2016-03-14 21:25 ` [kernel-hardening] " PaX Team
2016-03-16 7:34 ` Masahiro Yamada
2016-03-16 7:34 ` [kernel-hardening] " Masahiro Yamada
2016-03-16 12:49 ` PaX Team
2016-03-16 12:49 ` [kernel-hardening] " PaX Team
2016-03-17 4:09 ` Masahiro Yamada
2016-03-17 4:09 ` [kernel-hardening] " Masahiro Yamada
2016-03-24 0:07 ` Emese Revfy
2016-03-24 0:07 ` [kernel-hardening] " Emese Revfy
2016-03-26 2:39 ` Masahiro Yamada
2016-03-26 2:39 ` [kernel-hardening] " Masahiro Yamada
2016-03-27 21:09 ` Emese Revfy
2016-03-27 21:09 ` [kernel-hardening] " Emese Revfy
2016-04-02 4:32 ` Masahiro Yamada
2016-04-02 4:32 ` [kernel-hardening] " Masahiro Yamada
2016-03-06 23:05 ` [PATCH v5 3/5] Add Cyclomatic complexity GCC plugin Emese Revfy
2016-03-06 23:05 ` [kernel-hardening] " Emese Revfy
2016-03-11 6:26 ` Masahiro Yamada
2016-03-11 6:26 ` [kernel-hardening] " Masahiro Yamada
2016-03-14 21:02 ` Emese Revfy
2016-03-14 21:02 ` [kernel-hardening] " Emese Revfy
2016-03-06 23:06 ` [PATCH v5 4/5] Documentation for the GCC plugin infrastructure Emese Revfy
2016-03-06 23:06 ` [kernel-hardening] " Emese Revfy
2016-03-06 23:07 ` [PATCH v5 5/5] Add sancov plugin Emese Revfy
2016-03-06 23:07 ` [kernel-hardening] " Emese Revfy
2016-03-07 21:07 ` Kees Cook
2016-03-07 21:07 ` [kernel-hardening] " Kees Cook
2016-03-07 21:07 ` Kees Cook
2016-03-07 21:29 ` Emese Revfy
2016-03-07 21:29 ` [kernel-hardening] " Emese Revfy
2016-03-07 21:29 ` Emese Revfy
2016-03-08 10:54 ` Dmitry Vyukov [this message]
2016-03-08 10:54 ` [kernel-hardening] " Dmitry Vyukov
2016-03-08 10:54 ` Dmitry Vyukov
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