linux-kernel - Re: 2.6.36-rc3 - Unable to build: "Error: input truncated"

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Date:	Sun, 12 Sep 2010 22:28:20 -0700
From:	"Justin P. Mattock" <justinmattock@...il.com>
To:	Nigel Cunningham <nigel@...onice.net>
CC:	Randy Dunlap <randy.dunlap@...cle.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	LKML <linux-kernel@...r.kernel.org>, linux-kbuild@...r.kernel.org
Subject: Re: 2.6.36-rc3 - Unable to build: "Error: input truncated"

On 09/12/2010 10:01 PM, Nigel Cunningham wrote:
> Hi.
>
> On 13/09/10 13:11, Randy Dunlap wrote:
>> On Mon, 13 Sep 2010 09:07:45 +1000 Nigel Cunningham wrote:
>>
>>> Hi.
>>>
>>> On 13/09/10 03:34, Rafael J. Wysocki wrote:
>>>> On Sunday, September 12, 2010, Nigel Cunningham wrote:
>>>>> Hi all.
>>>>>
>>>>> I'm unable to compile the latest kernel and git bisect isn't helping:
>>>>
>>>> Did you try to save .config, run "make distclean" and restore .config?
>>>
>>> I hadn't tried that, but had done git reset --hard and make clean
>>> menuconfig bzImage. Trying distclean doesn't help, I'm afraid. Perhaps I
>>> should attach my .config. I'm running a 32 bit kernel/distro on a 64 bit
>>> machine if that makes any difference.
>>
>>
>> Try to strace scripts/mod/mk_elfconfig to see why it is producing
>> that error message:
>>
>> scripts/mod/mk_elfconfig< scripts/mod/empty.o> scripts/mod/elfconfig.h
>> Error: input truncated
>>
>> I guess that the empty.o file is not in the expected format.
>
> Yeah. It's zero bytes long.
>
>> Who owns that stuff, anyway?
>
> I figured the kbuild guys did, which is why I cc'd them.
>
>> You should probably post the empty.o file so that interested parties can
>> try to debug the problem.
>>
>> I built the kernel just fine with the .config file that you posted.
>
> Okay. So it's probably something specific to Ubuntu Lucid then. I'll see
> if I can find the time to do a bisection by hand.
>
> Nigel
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probably the same thing I was hitting last week or similar... bisected 
resulted in crazy numbers(way back in may) long story short
git clean -fx resolved the error over here..(so tied up with other 
things something as simple as that, I forgot)

hope this helps..

Justin P. Mattock
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