linux-kernel - Re: "objtool orc" creates invalid file arch/x86/kernel/time.o

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Message-ID: <CAK8P3a1L-_iOyVom3huMthK8rMMnd2CguKY5siRKn2ZaTr_4ow@mail.gmail.com>
Date:   Thu, 14 Sep 2017 23:44:08 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: "objtool orc" creates invalid file arch/x86/kernel/time.o

On Thu, Sep 14, 2017 at 11:00 PM, Josh Poimboeuf <jpoimboe@...hat.com> wrote:
> On Sun, Sep 10, 2017 at 10:38:58PM +0200, Arnd Bergmann wrote:
>> Hi Josh,
>>
>> I have a randconfig build that produces a link error:
>>
>> built-in.o: member arch/x86/kernel/time.o in archive is not an object
>>
>> I've traced it down to the "objtool orc generate" command that appears
>> to corrupt the file, by running the same commands that 'make' calls:
>
> Thanks, I was able to recreate with your config.  I'll post the patch
> soon (here's the preview):

Ok, thanks! I've added it to my randconfig test tree. With this build error,
I now have three failing configs, two with the same file, and another one
in a timer driver. I'll see if the patch addresses all three of them, but
won't have the results until tomorrow.

      Arnd