linux-kernel - Re: kexec: Cannot determine the file type of arch/x86/boot/bzImage

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Message-ID: <m1zlyifxns.fsf@ebiederm.dsl.xmission.com>
Date:	Tue, 16 Oct 2007 17:27:19 -0600
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Thomas Meyer <thomas@...3r.de>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: kexec: Cannot determine the file type of arch/x86/boot/bzImage

Thomas Meyer <thomas@...3r.de> writes:

> Hi.
>
> Look at this:
>
> $ file arch/x86/boot/bzImage (tree 821f3eff7cdb9d6c7076effabd46c96c322daed1)
> arch/x86/boot/bzImage: Linux kernel x86 boot executable zImage, version
> 2.6.23 (thomas@...zenplotz) #39, RO-rootFS, root_dev 0x803, swap_dev
> 0x1, Prompt for Videomode
>
> $ file /boot/bzImage-2.6.23
> /boot/bzImage-2.6.23: Linux kernel x86 boot executable RO-rootFS,
> root_dev 0x803, swap_dev 0x1, Normal VGA
>
> and this:
>
> # kexec -l arch/x86/boot/bzImage
> Cannot determine the file type of arch/x86/boot/bzImage
>
> How to solve this error?

Looks like a kbuild error was causing us to build zImage kernels
instead of bzImage kernels on x86 and thus kexec didn't recognize
the format and so refused to boot it.

Eric
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