From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rye, Gene R." Subject: Boot Failure Date: Tue, 26 Jul 2011 05:58:08 -0700 Message-ID: <9180F6B27399C541B10663E21C8BDE9201D0F56C@0461-its-exmb09.us.saic.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============6224197095896077747==" Return-path: Received: from mx1.redhat.com (ext-mx14.extmail.prod.ext.phx2.redhat.com [10.5.110.19]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p6QCwCTX029698 for ; Tue, 26 Jul 2011 08:58:12 -0400 Received: from cpmx.mail.saic.com (cpmx.mail.saic.com [139.121.17.160]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p6QCw9eA010184 for ; Tue, 26 Jul 2011 08:58:10 -0400 Received: from 0599-its-sbg02.saic.com ([139.121.20.253] [139.121.20.253]) by cpmx.mail.saic.com with ESMTP id BT-MMP-4393201 for linux-audit@redhat.com; Tue, 26 Jul 2011 05:58:08 -0700 Content-class: urn:content-classes:message List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-audit-bounces@redhat.com Errors-To: linux-audit-bounces@redhat.com To: linux-audit@redhat.com List-Id: linux-audit@redhat.com This is a multi-part message in MIME format. --===============6224197095896077747== Content-class: urn:content-classes:message Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01CC4B93.AAD288F8" This is a multi-part message in MIME format. ------_=_NextPart_001_01CC4B93.AAD288F8 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable After loading RHEL5 onto a system and then configuring the security in accordance with the NSA Guide, I cannot boot the system. I am getting the error : =20 Memory for crash kernel (0x0 to 0x0) not within permissible range =20 Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block (0,0) =20 I believe there may be a problem with the /boot/grub/grub.conf file. I can boot the system with a Fedora livecd but am denied access to modify the file. Any words of help? Thanks Gene Rye =20 ------_=_NextPart_001_01CC4B93.AAD288F8 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

After = loading RHEL5 onto a system and then configuring the security in = accordance with the NSA Guide, I cannot boot the system. I am = getting the error :

Memory for crash kernel = (0x0 to 0x0) not within permissible range

&= nbsp; Kernel panic - not syncing: VFS: Unable to mount root = fs on unknown-block (0,0)

I believe = there may be a problem with the /boot/grub/grub.conf file. I can = boot the system with a Fedora livecd but am denied access to modify the = file. Any words of help?

Thanks

Gene = Rye

------_=_NextPart_001_01CC4B93.AAD288F8-- --===============6224197095896077747== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline --===============6224197095896077747==-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Briggs Subject: Re: Boot Failure Date: Tue, 26 Jul 2011 09:24:26 -0400 Message-ID: <4E2EC00A.1030303@ll.mit.edu> References: <9180F6B27399C541B10663E21C8BDE9201D0F56C@0461-its-exmb09.us.saic.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1716063262443418532==" Return-path: Received: from mx1.redhat.com (ext-mx11.extmail.prod.ext.phx2.redhat.com [10.5.110.16]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p6QDOTkx015653 for ; Tue, 26 Jul 2011 09:24:29 -0400 Received: from mx2.ll.mit.edu (MX2.LL.MIT.EDU [129.55.12.46]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p6QDOSj3020058 for ; Tue, 26 Jul 2011 09:24:28 -0400 Received: from LLE2K7-HUB02.mitll.ad.local (LLE2K7-HUB02.mitll.ad.local) by mx2.ll.mit.edu (unknown) with ESMTP id p6QDOQ4H023355 for ; Tue, 26 Jul 2011 09:24:27 -0400 In-Reply-To: <9180F6B27399C541B10663E21C8BDE9201D0F56C@0461-its-exmb09.us.saic.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-audit-bounces@redhat.com Errors-To: linux-audit-bounces@redhat.com To: linux-audit@redhat.com List-Id: linux-audit@redhat.com --===============1716063262443418532== Content-Type: multipart/alternative; boundary="------------050901000800040003040500" --------------050901000800040003040500 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit I believe that after you boot from the live cd, you can remount the boot partition with something like mount -o rw,remount such as mount -o rw,remount /dev/sda1 if the boot /boot were on /dev/sda1 and you can just type mount to find out where /boot is currently mounted Good Luck PS - The "memory for crash kernel ..." thing is, I think, normal On 7/26/11 8:58 AM, Rye, Gene R. wrote: > > After loading RHEL5 onto a system and then configuring the security in > accordance with the NSA Guide, I cannot boot the system. I am getting > the error : > > Memory for crash kernel (0x0 to 0x0) not within permissible range > > Kernel panic - not syncing: VFS: Unable to mount root fs > on unknown-block (0,0) > > I believe there may be a problem with the /boot/grub/grub.conf file. > I can boot the system with a Fedora livecd but am denied access to > modify the file. Any words of help? > > Thanks > > Gene Rye > --------------050901000800040003040500 Content-Type: text/html; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit I believe that after you boot from the live cd, you can remount the boot partition with something like

mount -o rw,remount <device for boot partition>

such as

mount -o rw,remount /dev/sda1

if the boot /boot were on /dev/sda1

and you can just type

mount

to find out where /boot is currently mounted

Good Luck

PS -
The "memory for crash kernel ..." thing is, I think, normal

On 7/26/11 8:58 AM, Rye, Gene R. wrote:

After loading RHEL5 onto a system and then configuring the security in accordance with the NSA Guide, I cannot boot the system. I am getting the error :

Memory for crash kernel (0x0 to 0x0) not within permissible range

Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block (0,0)

I believe there may be a problem with the /boot/grub/grub.conf file. I can boot the system with a Fedora livecd but am denied access to modify the file. Any words of help?

Thanks

Gene Rye

--------------050901000800040003040500-- --===============1716063262443418532== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline --===============1716063262443418532==-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Grubb Subject: Re: Boot Failure Date: Tue, 26 Jul 2011 09:55:14 -0400 Message-ID: <201107260955.14298.sgrubb@redhat.com> References: <9180F6B27399C541B10663E21C8BDE9201D0F56C@0461-its-exmb09.us.saic.com> <4E2EC00A.1030303@ll.mit.edu> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from x2.localnet (vpn-226-111.phx2.redhat.com [10.3.226.111]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p6QDtpSc021894 for ; Tue, 26 Jul 2011 09:55:51 -0400 In-Reply-To: <4E2EC00A.1030303@ll.mit.edu> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-audit-bounces@redhat.com Errors-To: linux-audit-bounces@redhat.com To: linux-audit@redhat.com List-Id: linux-audit@redhat.com On Tuesday, July 26, 2011 09:24:26 AM Peter Briggs wrote: > I believe that after you boot from the live cd, you can remount the boot > partition with something like > > mount -o rw,remount > > such as > > mount -o rw,remount /dev/sda1 > > if the boot /boot were on /dev/sda1 > > and you can just type > > mount > > to find out where /boot is currently mounted You can also use the rescue image and it makes everything accessible so that you can fix things. -Steve