[PlanetCCRMA] Kernel-rt doesn't boot (fc7)

[Fernando Lopez-Lezcano]

On Fri, 2007-06-08 at 10:26 -0700, Orcan Ogetbil wrote:
> --- Fernando Lopez-Lezcano <nando at ccrma.Stanford.EDU>
> wrote:
> 
> > On Thu, 2007-06-07 at 19:51 -0700, Orcan Ogetbil
> > wrote:
> > > Thanks for the Fedora 7 packages. I wanted to give
> > the
> > > new kernel-rt a try. It didn't boot. It hung up
> > right
> > > in the beginning, giving messages like:
> > > 
> > > ------
> > > Uncompressing Linux....
> > > Red Hat mash version 6.0.9 startinh
> > > mount: could not find filesystem "/dev/root"
> > > setuproot: moving /dev failed: no such file or
> > > directory
> > > setuproot: error mounting /proc: no such file or
> > > directory
> > > setuproot: error mounting /sys: no such file or
> > > directory
> > > Kernel panic - not syncing...
> > > ------
> > > 
> > > I noted these things down before I switched back
> > to
> > > the old kernel. They are almost accurate. I hope
> > > someone finds a solution to this.
> > 
> > Hmmm... looks like it is not finding the root
> > partition (should not be
> > the case but it would see that it could be a
> > /dev/hdx vs. /dev/sdx
> > issue). What do you have in /etc/fstab? 
> > 
> > I have to spend some time in double checking the
> > kernel configuration
> > files for the rt kernel against the ones that come
> > with the standard
> > fedora kernel. Maybe there are differences... (the
> > config files I'm
> > using come from pre-fc7 versions of Ingo's source
> > packages). 
> > 
> That's what I thought as well (sdx, hdx issue).
> 
> Here's my fstab:
> ---
> LABEL=LOGVOL1    /      ext3    defaults        1 1
> #/dev/VolGroup00/LogVol01  / ext3    defaults   1 1
> LABEL=/boot   /boot     ext3    defaults        1 2
> #/dev/sda1    /boot     ext3    defaults        1 2
> devpts        /dev/pts  devpts  gid=5,mode=620  0 0
> tmpfs         /dev/shm  tmpfs   defaults        0 0
> /dev/VolGroup00/LogVol00 /old  ext3  defaults   1 2
> proc          /proc     proc    defaults        0 0
> /dev/VolGroup00/LogVol02 /pub  ext3  defaults   1 2
> sysfs         /sys      sysfs   defaults        0 0
> LABEL=SWAP-sdb1  swap   swap    defaults        0 0
> #/dev/sdb1    swap      swap    defaults        0 0
> LABEL=SWAP-sda2  swap   swap    defaults        0 0
> #/dev/sda2    swap      swap    defaults        0 0
> ---
> 
> 
> The commented out lines are the device names for the
> LABEL's. I tried commenting out the LABEL's and
> instead putting the device names in.
> 
> But I got the same lockup.

It looks like the problem is related to the use of LVM... but that
should not change between kernels!

-- Fernando