From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 28 May 2003 09:57:52 +1000 From: David Gibson To: Mark Hatle Cc: Phill Treddenick , "linuxppc-embedded@lists.linuxppc.org" Subject: Re: Problem booting kernel on EP405 Message-ID: <20030527235752.GB21036@zax> References: <1054052583.3ed390e734f93@webmail.colorado.edu> <3ED392E0.7060101@mvista.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <3ED392E0.7060101@mvista.com> Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: On Tue, May 27, 2003 at 11:31:28AM -0500, Mark Hatle wrote: > > Phill Treddenick wrote: > >Hi, > > I am trying to run Monta Vista Linux PE 2.1 on an EP405 with Solaris 2.7 > > as > >the host. When I boot the kernel on the EP405 though, I get a couple of > >boot > >error messages. The kernel continues booting however and gets to a login > >prompt, if I try to login though it fails. Can anyone provide me with > >information about the errors I'm getting. Specifically, the "modprobe: > >modprobe: Can't locate module char-major-4" and the "mknod: `/dev/ptmx': > >Operation not permitted" errors. I would like to know where I would find > >the > >char-major-4 module or why the kernel can't find it. Here are the boot > >messages > >and a failed login attempt. Thanks guys. > > You can safely ignore the modprobe message.. it's not an error bug really a > warning. Now for the other issue.. the mknod error and the unable to > login.. See > below: > > >IP-Config: Complete: > > device=eth0, addr=128.138.189.65, mask=255.255.255.0, > > gw=255.255.255.255, > > host=sme, domain=, nis-domain=colorado.edu, > > bootserver=128.138.189.51, rootserver=128.138.189.51, rootpath= > > >VFS: Mounted root (nfs filesystem). > > >mknod: `/dev/ptmx': Operation not permitted > > >login[82]: unable to change tty `/dev/console' for user `root' > > > >Unable to change tty /dev/console: Illegal seek > > The above shows that you are NFS rooted. On your NFS root, it was unable to > mknod /dev/ptmx. Either you have a RO NFS export on your slowlaris box, or > somehow you are exporting a system in which you are unable to create device > nodes. /dev/ptmx is required for the multi-user login to work. It > controls the > PTYs. > > The second error if that it is unable to change the tty for /dev/console to > root. This again indicates that there is a problem with device nodes over > your > NFS mount. Make sure the NFS mount is RW. And make sure it doesn't have root_squash enabled. -- David Gibson | For every complex problem there is a david@gibson.dropbear.id.au | solution which is simple, neat and | wrong. http://www.ozlabs.org/people/dgibson ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/