krpc: unbootable ZFS-on-root after major upgrade to 11.2

Andriy Gapon avg at
Fri Oct 19 06:28:58 UTC 2018

On 18/10/2018 20:14, Eugene Grosbein wrote:
> Hi!
> It was brought to my attention that 10.x did not require availability
> of krpc for ZFS-on-root system to be bootable but 11.x does.
> That is, major upgrade of 10.x ZFS-on-root system to 11.x
> results in non-bootable broken system if it uses custom kernel without NFS bits
> that automatically come with krpc, and the system was built with MODULES_OVERRIDE="zfs opensolaris"
> and no krpc mentioned.

Could you please also describe specifics of the problem?
It's kidn of strange that root-on-zfs requires krpc.

> We could have mentioned that requrement in Release Notes but we had not.
> Should we issue an Errata Note?

Andriy Gapon

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