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Message-ID: <46A8BB6C.6050903@zytor.com> Date: Thu, 26 Jul 2007 08:19:08 -0700 From: "H. Peter Anvin" <hpa@...or.com> To: Xudong Guan <xudong.guan@...il.com> CC: Borislav Petkov <bbpetkov@...oo.de>, linux-kernel@...r.kernel.org Subject: Re: 2.6.23-rc1: no setup signature found... Xudong Guan wrote: > On 13:26(+0200) Tue 24 Jul, Borislav Petkov wrote: >> 2.6.23-rc1 won't boot on my Asus M6N laptop and the last thing it shows after loading >> grub is "No setup signature found...," which, imho, comes from >> arch/i386/boot/header.S. I tried printing out the value of setup_sig like so > > I hitted the same error message with v2.6.23-rc1-171-ge4903fb. > No problem with v2.6.21-3770-g01e73be. > Seems there has been some cleanup of the i386/boot code. > Anyone can give a quick clue, or should I do a bisect? The bisect will almost guaranteed show a change at the change to the new setup code. The message means that the setup code wasn't loaded correctly into memory; the big question is *why*. What distro/version of grub are you running? I'm wondering if there are some old version of grub out there which did the "load four sectors" way-anciently-obsolete crap; the other possibility that comes to mind is setting up the stack in an invalid manner. -hpa - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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