From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1NYMLX-00061L-L2 for garchives@archives.gentoo.org; Fri, 22 Jan 2010 16:26:55 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id BCF5BE083E; Fri, 22 Jan 2010 16:26:38 +0000 (UTC) Received: from mail-yx0-f174.google.com (mail-yx0-f174.google.com [209.85.210.174]) by pigeon.gentoo.org (Postfix) with ESMTP id A1AD9E083E for ; Fri, 22 Jan 2010 16:26:38 +0000 (UTC) Received: by yxe4 with SMTP id 4so1022935yxe.32 for ; Fri, 22 Jan 2010 08:26:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to :content-type; bh=ygsWYkfMJY5NWWdxACjnvvBoOGiY9K2Jbqe0ObgJvhU=; b=tKyEF2W3SITd/EmkcyKcWMCNyi8xTt3CRH+NB/l8+g3XxtAisBabOWznHXxpRvM2S3 lsZaPWViKZk6Kl5gRj7rmbQpU1UTbyWJQpI44iX7Kq5qveL46OGGoCs5yeu5KA/D+3QH WWjXuEr3bFKWxbeJp1uRTh+ZpCCzNHt8ahlKo= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; b=H5ljCEgSDMpoVCUFsubT2Fb4/ferTSwubW+KJ1v/Rbs9PRlubl0yZqpONuDiUQjELe Qa0WY/vtXEBPlNTVl01VvC4L8AnJLRC/4Goe1Cdc7/aXPFRdQNJxqDwwClQd38A2NIdV siEeVzjHc9IUMyq+gq49KKyO9R13N6FTQzXFs= Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-amd64@lists.gentoo.org Reply-to: gentoo-amd64@lists.gentoo.org MIME-Version: 1.0 Sender: paul.hartman@gmail.com Received: by 10.150.103.19 with SMTP id a19mr4347554ybc.177.1264177598329; Fri, 22 Jan 2010 08:26:38 -0800 (PST) In-Reply-To: <5bdc1c8b1001220804x1a6e5fe8n23e6654f70189a16@mail.gmail.com> References: <5bdc1c8b1001220804x1a6e5fe8n23e6654f70189a16@mail.gmail.com> Date: Fri, 22 Jan 2010 10:26:38 -0600 X-Google-Sender-Auth: d9fa0c4c3c7938c5 Message-ID: <58965d8a1001220826w1155d2d8rde098b17fc35fb27@mail.gmail.com> Subject: Re: [gentoo-amd64] If CD boots then why won't the hard drive? From: Paul Hartman To: gentoo-amd64@lists.gentoo.org Content-Type: text/plain; charset=ISO-8859-1 X-Archives-Salt: fbe0fc3b-8f8f-415b-bf09-65be453efbb6 X-Archives-Hash: dec5d21b6a94a74b86fed7193326715e On Fri, Jan 22, 2010 at 10:04 AM, Mark Knecht wrote: > Hi again, > Same new machine - new thread so as to not confuse the other thread > about flags. > > I made enough headway with grub to get it to find a kernel and try > to boot, but fails with the message: > > VFS: Cannot open root device "sda2" or unknown-block(2,0) > Please append a correct "root=" boot option; Here are the available partitions: > Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0) > > Note that is lists nothing when it says 'Here are the available partitions:' It really seems like it's missing the appropriate filesystem driver to me. Since you mentioned ext2 and ext3 built into the kernel but not ext4, I wonder if the auto-detect is trying to mount your partition as ext4 type? Try to add the rootfstype=ext3 (or whatever your root FS type is) to your boot line to force it to use the specific filesystem driver you want.