RE: Linux 2.4.27 boot problem with compiled kernel

"Lauro, John" <[email protected]> Tue, 21 Dec 2004 09:09:08 -0500
Newsgroups gmane.linux.redhat.sparc
Message-ID <[email protected]>
Does your /etc/fstab use LABEL=3D or /dev/... for the devices?  If you
don't include the correct options in the kernel, it will have problems
when it tries to mount if LABEL=3D format is used.  Easiest is to only
use /dev format (especially for critical systems like / ) in
/etc/fstab, as that will always work, unless of course you move drives
around such that they get different devices...


> -----Original Message-----
> From: [email protected]=20
> [mailto:[email protected]] On Behalf Of Henry Combrinck
> Sent: Tuesday, December 21, 2004 8:44 AM
> To: [email protected]
> Subject: Linux 2.4.27 boot problem with compiled kernel
>=20
> Hello
>=20
> Hopefully someone can shed some light on this problem.
>=20
> I'm quite familiar with compiling linux kernels, installing,=20
> etc (using lilo).
>=20
> However, linux/sparc uses silo/silo.conf.  I understand that=20
> it's not necessary to run silo after installing a new kernel,=20
> but the new kernel refuses to boot, ending up with (08:01 is=20
> /dev/sda1):
>=20
> Kernel panic: VFS: Unable to mount root fs on 08:01
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> This is a familiar problem on intel/linux if you don't run=20
> lilo before rebooting - but what the heck am I missing here?
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> steps I took (kernel 2.4.27, Sun ULTRA Enterprise 2):
> 1. compile kernel with make dep...make vmlinux...etc (with=20
> ext3) 2. copy vmlinux binary to /vmlinux-2.4.27 3. edit=20
> /etc/silo.conf to point to new binary:
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> The second boot option below "Linux" boots OK (default from=20
> Splack CD).
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> #----------------------------------
> message =3D /boot/boot_message.txt
> timeout =3D 100
> image =3D /vmlinux-2.4.27
>    root =3D /dev/sda1
>    label =3D Linux-2.4.27
>    read-only
> image =3D /vmlinux
>    root =3D /dev/sda1
>    label =3D Linux
>    read-only
> #----------------------------------
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> I also tried rdev /vmlinux-2.4.27 /dev/sda1.
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> All to no avail.
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> Any ideas before I re-use this machine as a doorstop?  Using=20
> Solaris is not an option - we want to make use of it as part=20
> of a cluster using openmosix.
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> Regards
> Henry
>=20
>=20
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