linux-kernel - Re: fstat suddenly return -EINVAL [Was: Bus error on make allyesconfig, kernelbuild with HEAD]

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Date:	Mon, 08 Nov 2010 15:17:16 -0500
From:	Ben Gamari <bgamari.foss@...il.com>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	Américo Wang <xiyou.wangcong@...il.com>,
	Christoph Egger <siccegge@...fau.de>,
	linux-kernel@...r.kernel.org,
	linux-kbuild <linux-kbuild@...r.kernel.org>,
	Michal Marek <mmarek@...e.cz>
Subject: Re: fstat suddenly return -EINVAL [Was: Bus error on make allyesconfig, kernelbuild with HEAD]

On Mon, 8 Nov 2010 20:05:01 +0100, Sam Ravnborg <sam@...nborg.org> wrote:
> > 
> > $ make
> >   HOSTCC  scripts/basic/fixdep
> > file=scripts/basic/.fixdep.d
> > fixdep: fstat failed: Invalid argument
> 
> But open succedd - because we see no output from that one.
> 
Yes, this is true.

> > How are .d files supposed to be generated?
> 
> They are generated by kbuild.
> See scripts/Kbuild.include:
> 
> If you delete the line marked "==>" then you should have .d files are a build.
> 
True.

> > export CC=${CROSS_COMPILE}gcc
> > export CXX=${CROSS_COMPILE}g++
> This part is wrong. The kernel will do this for you.
> It should not cause any harm...
> 
Yeah, this is for other applications.

Any idea of what could be happening?

- Ben
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