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 1PEIfy-0002Xu-2T for garchives@archives.gentoo.org; Fri, 05 Nov 2010 09:33:47 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id CF9B3E0C2B; Fri, 5 Nov 2010 09:32:37 +0000 (UTC) Received: from mta3.srv.hcvlny.cv.net (mta3.srv.hcvlny.cv.net [167.206.4.198]) by pigeon.gentoo.org (Postfix) with ESMTP id B5CBDE0C2B for ; Fri, 5 Nov 2010 09:32:37 +0000 (UTC) Received: from [192.168.0.4] (ool-43505ef2.dyn.optonline.net [67.80.94.242]) by mta3.srv.hcvlny.cv.net (Sun Java System Messaging Server 6.2-8.04 (built Feb 28 2007)) with ESMTP id <0LBE00H01NUCIF70@mta3.srv.hcvlny.cv.net> for gentoo-user@lists.gentoo.org; Fri, 05 Nov 2010 05:32:37 -0400 (EDT) Date: Fri, 05 Nov 2010 05:29:50 -0400 From: dhk Subject: Re: [gentoo-user] kernel panic on manually built kernel In-reply-to: <201011042125.35711.alan.mckinnon@gmail.com> To: Alan McKinnon Cc: gentoo-user@lists.gentoo.org Message-id: <4CD3CE8E.5020608@optonline.net> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-version: 1.0 Content-type: text/plain; charset=UTF-8 X-Enigmail-Version: 1.1.2 References: <4CD2E093.5030008@optonline.net> <20101104170834.3faa5ec0@zaphod.digimed.co.uk> <4CD2EF19.9030403@optonline.net> <201011042125.35711.alan.mckinnon@gmail.com> User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.12) Gecko/20101030 Lightning/1.0b3pre Thunderbird/3.1.6 Content-Transfer-Encoding: quoted-printable X-Archives-Salt: 9dd2f5c3-d2d4-4647-9300-c8079aaede1e X-Archives-Hash: f686fbdac08479f8e11b7a2bc3a974d0 On 11/04/2010 03:25 PM, Alan McKinnon wrote: > Apparently, though unproven, at 19:36 on Thursday 04 November 2010, dhk= did=20 > opine thusly: >=20 >> On 11/04/2010 01:08 PM, Neil Bothwick wrote: >>> On Thu, 04 Nov 2010 13:00:21 -0400, dhk wrote: >>>> The reason I didn't include the exact error is that I can't capture = it. >>>> >>>> I'd have to write it on paper and then reboot to the working kernel= . >>> >>> Which is a lot less work than trying to fix the problem by guesswork. >> >> I have /boot as ext2 and the rest ext3 with lvm2. >> >> $ df -k >> Filesystem 1K-blocks Used Available Use% Mounted on >> /dev/hda3 8262068 712028 7130344 10% / >> udev 10240 336 9904 4% /dev >> /dev/mapper/vg-usr 15481840 12867912 1827496 88% /usr >> /dev/mapper/vg-home 51606140 42781428 6203272 88% /home >> /dev/mapper/vg-opt 5160576 2635064 2263368 54% /opt >> /dev/mapper/vg-var 15481840 2387500 12307908 17% /var >> /dev/mapper/vg-tmp 2064208 68708 1890644 4% /tmp >> shm 512572 0 512572 0% /dev/shm >> >> The ext2 wasn't compiled in, so I compiled it in and rebooted. I got >> the same error. >> >> "kernel panic - not syncing : VFS: unable to mount root FS on >> unknown-block (2,0)" >> >> This is what I had. >> < > Second extended fs support =E2=94= =82 =E2=94=82 >> =E2=94=82 =E2=94=82 <*> Ext3 journalling file system support >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [ ] Default to 'data=3Dordered' in ext3 >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [*] Ext3 extended attributes >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [*] Ext3 POSIX Access Control Lists >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [*] Ext3 Security Labels >> >> This is what I added. >> <*> Second extended fs support =E2=94= =82 =E2=94=82 >> =E2=94=82 =E2=94=82 [ ] Ext2 extended attributes (NEW) >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [ ] Ext2 execute in place support (NEW) >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 <*> Ext3 journalling file system support >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [ ] Default to 'data=3Dordered' in ext3 >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [*] Ext3 extended attributes >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [*] Ext3 POSIX Access Control Lists >> =E2=94=82 =E2=94=82 >> =E2=94=82 =E2=94=82 [*] Ext3 Security Labels >> =E2=94=82 =E2=94=82 >> >> Thanks, >> >> --dhk >=20 >=20 > Is your / partition in or out of the lvm? >=20 >=20 The / is out of lvm2 and is ext3, /boot is ext2.