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From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH v2] arp-scan: new package
Date: Wed, 5 Apr 2017 18:34:45 +0200	[thread overview]
Message-ID: <20170405183445.6cde0af8@free-electrons.com> (raw)
In-Reply-To: <20170405101410.27980-1-arnout@mind.be>

Hello,

On Wed, 5 Apr 2017 12:14:10 +0200, Arnout Vandecappelle
(Essensium/Mind) wrote:
> On the br-arm-cortex-m4-full toolchain, the build fails with a
> segmentation fault in elf2flt, so add an exception for ARM FLAT
> toolchains. Other FLAT toolchains (e.g. br-m68k-5208-full) work fine.
> 
> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
> ---
> I tried to debug the elf2flt segfault but elf2flt isn't exactly the
> most low-entry-bar source code...

I think we have a regression here, which I would point to the bump of
binutils from 2.26 to 2.27. Indeed, several packages are now causing
segfaults in elf2flt on ARM:

Busybox:

  http://autobuild.buildroot.net/results/475/4758354f0e2f7f127c1a99ef7846eb62f5ce41b5/build-end.log

pcre:

  http://autobuild.buildroot.net/results/68c/68cf951594b0e67b45f8711745c17b93e2fbc03e/build-end.log

and I'm sure the list will grow. So I believe that binutils 2.27
produces binaries that are a bit different, and confuse elf2flt.

Looking at https://github.com/uclinux-dev/elf2flt/commits/master, I
don't see anything that particular stands out.

Best regards,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

  reply	other threads:[~2017-04-05 16:34 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-05 10:14 [Buildroot] [PATCH v2] arp-scan: new package Arnout Vandecappelle
2017-04-05 16:34 ` Thomas Petazzoni [this message]
2017-04-06  8:26   ` Arnout Vandecappelle
2017-04-06  8:33     ` Thomas Petazzoni
2017-04-06  8:42       ` Arnout Vandecappelle
2017-04-06  9:55         ` Thomas Petazzoni
2017-04-08 18:03   ` Waldemar Brodkorb
2017-04-10  8:06     ` Arnout Vandecappelle
2017-04-05 21:12 ` Thomas Petazzoni

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