linux-kernel - Re: [PATCH v4 0/4] Introduce the initify gcc plugin

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAGXu5jKWGANHjA5opm4V9AzCVA27_iZqmypPvBLfzJ0MKNZDvg@mail.gmail.com>
Date:   Wed, 15 Feb 2017 11:27:06 -0800
From:   Kees Cook <keescook@...omium.org>
To:     Emese Revfy <re.emese@...il.com>
Cc:     "kernel-hardening@...ts.openwall.com" 
        <kernel-hardening@...ts.openwall.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Josh Triplett <josh@...htriplett.org>,
        PaX Team <pageexec@...email.hu>,
        Brad Spengler <spender@...ecurity.net>,
        Michal Marek <mmarek@...e.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-kbuild <linux-kbuild@...r.kernel.org>, minipli@...linux.so,
        Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        David Brown <david.brown@...aro.org>,
        "benh@...nel.crashing.org" <benh@...nel.crashing.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Jeff Layton <jlayton@...chiereds.net>,
        Sam Ravnborg <sam@...nborg.org>
Subject: Re: [PATCH v4 0/4] Introduce the initify gcc plugin

On Tue, Feb 14, 2017 at 4:23 PM, Emese Revfy <re.emese@...il.com> wrote:
> On Thu, 12 Jan 2017 15:40:41 -0800
> Kees Cook <keescook@...omium.org> wrote:
>
>> WARNING: drivers/clk/bcm/built-in.o(.text+0xec2): Section mismatch in
>> reference from the function clk_gate() to the variable
>> .init.rodata.str:__func__.29708
>> The function clk_gate() references
>> the variable __initconst __func__.29708.
>> This is often because clk_gate lacks a __initconst
>> annotation or the annotation of __func__.29708 is wrong.
>
> Thanks for the report, it will be fixed in the next grsec patch.

Very cool, thanks! What did the problem turn out to be?

-Kees

-- 
Kees Cook
Pixel Security