[CentOS] should i (theoretically) be able to boot a "git clone"d kernel on 5.5?

[Akemi Yagi]

On Sun, Oct 10, 2010 at 7:49 AM, Robert P. J. Day <rpjday at crashcourse.ca> wrote:
>
>  toward the end of a class on friday, just for fun, i showed the
> students how to install git, clone the latest kernel source, and build
> and install a new kernel.  since it was getting close to end of day, i
> wanted to keep it simple and directed them to just "make defconfig" to
> see what would happen.
>
>  the configuration and build of the kernel and modules worked fine,
> they installed the kernel and modules, then rebooted but the new
> kernel panicked almost immediately, apparently whining that it
> couldn't mount the root filesystem.  since they were all running
> LVM-based systems, i assumed that perhaps we needed to explicitly add
> LVM support during the config step.
(snip)
>  again, anyone else done this?  should it work?  i'll try this later
> today as soon as i have access to my test system again.

You can find the answer here :-)

http://blog.toracat.org/2010/03/want-a-custom-kernel-on-centos-noooooo-really/

Akemi