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

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Message-Id: <20170220224217.f5bfec20447978b28e3b4ef7@gmail.com>
Date:   Mon, 20 Feb 2017 22:42:17 +0100
From:   Emese Revfy <re.emese@...il.com>
To:     Kees Cook <keescook@...omium.org>
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 Wed, 15 Feb 2017 11:27:06 -0800
Kees Cook <keescook@...omium.org> wrote:

> 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?

You can find it here:
https://github.com/ephox-gcc-plugins/initify/commit/73e857aa47bde7cc78ed865a008d1519893c0f54

-- 
Emese