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From: "PaX Team" <pageexec@freemail.hu>
To: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Laura Abbott <labbott@redhat.com>,
	Kees Cook <keescook@chromium.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Jeremy Linton <jeremy.linton@arm.com>,
	Arnd Bergmann <arnd@arndb.de>,
	"kernel-hardening@lists.openwall.com" 
	<kernel-hardening@lists.openwall.com>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] lkdtm: add test for executing .rodata
Date: Thu, 18 Feb 2016 22:27:35 +0100	[thread overview]
Message-ID: <56C63747.819.280B3F5@pageexec.freemail.hu> (raw)
In-Reply-To: <CAKv+Gu_ABQa4L7ZzHMD+-BPLtJf_UO9TfLy0jKFLfCsyQE6dLQ@mail.gmail.com>

On 18 Feb 2016 at 12:34, Ard Biesheuvel wrote:

> However, that does not fix the issue Kees is trying to solve, where a
> .rodata section is emitted with the "x" bit set, which causes the
> linker to complain:
> 
> /tmp/cc50ffWw.s: Assembler messages:
> /tmp/cc50ffWw.s:2: Warning: setting incorrect section attributes for
> .rodata.text

in that case why not use a top-level asm statement to set the section
and its attributes (and compile the file with fno-toplevel-reorder)?

  parent reply	other threads:[~2016-02-18 21:28 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-16 21:49 Kees Cook
2016-02-17  1:06 ` Laura Abbott
2016-02-17 20:29   ` Kees Cook
2016-02-17 21:06     ` Kees Cook
2016-02-18 10:32     ` PaX Team
2016-02-18 11:34       ` Ard Biesheuvel
2016-02-18 11:55         ` Ard Biesheuvel
2016-02-18 12:07         ` Arnd Bergmann
2016-02-18 12:46           ` Ard Biesheuvel
2016-02-18 20:04             ` Kees Cook
2016-02-18 21:27         ` PaX Team [this message]
2016-02-22 20:46           ` Kees Cook
2016-02-22 23:21             ` PaX Team
2016-02-23 20:53               ` Kees Cook
2016-02-23 22:00                 ` PaX Team
2016-02-23 22:02                   ` Kees Cook
2016-02-23 20:31             ` [kernel-hardening] " David Brown
2016-02-23 20:51               ` Kees Cook
2016-02-17 21:44 ` Arnd Bergmann
2016-02-17 21:45   ` Arnd Bergmann

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