My home NAS box, that I'd upgraded to Solaris 2008.11 after a series of
crashes leaving the smf database damaged, and which ran for 4 days
cleanly, suddenly fell right back to where the old one had been before.

Looking at the logs, I see something similar to (this is manually
transcribed to paper and retyped):

Bad trap: type=e (page fault) rp=f..f00050e3250 addr=28 module ZFS null
pointer dereference.

(That's "rp =" some number of 'f's and then those exact hex digits).

Lots of other data was logged, and it looks as if a kernel dump was written.

I have multiple instances of this crash in my logs now.  I don't know how
the kernel dump space works, I don't know if I only have the latest dump,
or what.

Who needs this information?  And how can I get it off the system?  I've
played with various attempts to mount a thumb drive, and googled around,
and I can't find any clues on how to do it.  This is in the mode text mode
boot gets into when the smf database is corrupt -- maintenance mode, or
some such.  I have to give the username and password that I established on
installation for the admin user.  Not that the thumb drive will help for
the kernel dump anyway, if I read the logs correctly.

So now I've been down for more than a week, *and* I think I destroyed all
my file permissions last night trying to get the final steps done and the
system back into service.  And I really don't know what I'm going to do; I
got to this point because I decided to reinstall over the old nv76 I was
running rather than try to recover it (I recovered the data zpool), and it
seems to have not advanced me any.  On the one hand, that sounds like
hardware; but the log entries for the crash are about ZFS null pointer
derefs, which does NOT sound like hardware.

I'll be reinstalling tomorrow night, unless somebody says they need the
data, in which case I can work on getting the data out, if anybody can
give me some clues on *how* to get the data out.

-- 
David Dyer-Bennet, d...@dd-b.net; http://dd-b.net/
Snapshots: http://dd-b.net/dd-b/SnapshotAlbum/data/
Photos: http://dd-b.net/photography/gallery/
Dragaera: http://dragaera.info

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