dump trying to access incorrect block numbers?

[Rodney W. Grimes]

> On 07/08/17 12:28, Rodney W. Grimes wrote:
> 
> > Since it has been speculated that this is occuring during the
> > creation of the snapshot, could you try just creating a snapshot
> > using mksnap_ffs and see if any errors occur?
> 
> After a short pause with disk activity, the same sorts of errors are 
> logged when using "mksnap_ffs /.snap2" where .snap2 did  not previously 
> exist,

Ok, so this simplifies what needs to be looked at, this is no
longer a dump(8) issue, but now a snapshot ufs issue.

This should be much easier for more people to try out.  

-- 
Rod Grimes                                                 rgrimes at freebsd.org