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SubjectRe: 2.6.11-rc4-mm1 (VFS: Cannot open root device "301")
On Wed, Feb 23, 2005 at 03:03:33PM -0800, Andrew Morton wrote:
> Steven Cole <elenstev@mesatop.com> wrote:
> >
> > Andrew Morton wrote:
> > > Steven Cole <elenstev@mesatop.com> wrote:
> >
> > >> I am having trouble getting recent -mm kernels to boot on my test box.
> > >> For 2.6.11-rc3-mm2 and 2.6.11-rc4-mm1 I get the following:
> > >>
> > >> VFS: Cannot open root device "301" or unknown-block(3,1)
> > >> Please append a correct "root=" boot option
> > >> Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(3,1)
> > >>
> > [snipped]
> > >
> > > Please set CONFIG_BASE_FULL=y. Check that this causes CONFIG_BASE_SMALL=0,
> > > then retest.
> >
> > Yes, that worked.
>
> hmm, OK. Matt, we have a block major enumeration problem. It appears that
> base-small-shrink-chrdevs-hash.patch has the same problem which
> base-small-shrink-major_names-hash.patch had.

Hard to see how that could happen.

> > 2.6.11-rc4-mm1 now boots OK, but hdb1 seems to be missing.
> >
> > [root@spc1 steven]# uname -r
> > 2.6.11-rc4-mm1-GX110
> > [root@spc1 steven]# mount -t reiser4 /dev/hdb1 /reiser4_testing
> > mount: special device /dev/hdb1 does not exist
>
> It would seem that your /dev/hdb1 block-special device node isn't present.
> Try `mknod /dev/hdb1 3 65'.

He's got devfs. Something change there recently?

--
Mathematics is the supreme nostalgia of our time.
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