From: Andrew Morton <akpm@linux-foundation.org>
To: kbuild test robot <fengguang.wu@intel.com>
Cc: Daniel Micay <danielmicay@gmail.com>,
kbuild-all@01.org, Kees Cook <keescook@chromium.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: [kees:for-next/fortify 8/8] include/linux/string.h:309:4: error: call to '__read_overflow2' declared with attribute error: detected read beyond size of object passed as 2nd parameter
Date: Mon, 26 Jun 2017 14:45:39 -0700 [thread overview]
Message-ID: <20170626144539.1e2f7e07ed9d7063db77d063@linux-foundation.org> (raw)
In-Reply-To: <201706250930.6iL2L5TJ%fengguang.wu@intel.com>
On Sun, 25 Jun 2017 09:16:32 +0800 kbuild test robot <fengguang.wu@intel.com> wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/fortify
> head: d481d95b725d2abc7ed31f2f8c4c95c2bd8b0282
> commit: d481d95b725d2abc7ed31f2f8c4c95c2bd8b0282 [8/8] include/linux/string.h: add the option of fortified string.h functions
> config: i386-allmodconfig (attached as .config)
> compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
> reproduce:
> git checkout d481d95b725d2abc7ed31f2f8c4c95c2bd8b0282
> # save the attached .config to linux build tree
> make ARCH=i386
>
> All errors (new ones prefixed by >>):
>
> In file included from arch/x86/include/asm/page_32.h:34:0,
> from arch/x86/include/asm/page.h:13,
> from arch/x86/include/asm/thread_info.h:11,
> from include/linux/thread_info.h:37,
> from arch/x86/include/asm/preempt.h:6,
> from include/linux/preempt.h:80,
> from include/linux/spinlock.h:50,
> from include/linux/mmzone.h:7,
> from include/linux/gfp.h:5,
> from include/linux/slab.h:14,
> from drivers/scsi/csiostor/csio_lnode.c:37:
> In function 'memcpy',
> inlined from 'csio_append_attrib' at drivers/scsi/csiostor/csio_lnode.c:248:2,
hm, this was added by Kees's 42c335f7e6702 ("scsi: csiostor: Avoid
content leaks and casts").
I think I'll tend to ignore these odd stragglers now - a few more will
probably pop up and we can fix them after 4.13-rc1 as they are
reported.
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next prev parent reply other threads:[~2017-06-26 21:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-25 1:16 kbuild test robot
2017-06-26 21:45 ` Andrew Morton [this message]
2017-06-26 21:52 ` Daniel Micay
2017-06-26 21:55 ` Andrew Morton
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