Snapshot corruption on 6.1/amd64

Kris Kennaway kris at obsecurity.org
Thu Nov 23 19:31:03 UTC 2006


On Thu, Nov 23, 2006 at 10:20:16AM +0100, Lapo Luchini wrote:
> Kris Kennaway wrote:
> >> Anyway, after having de-activated all snapshots for weeks (and deleted
> >> all the old ones) I got this panic again.
> > I've lost context, how are you reproducing the panic?
> 
> I didn't "reproduce" it, it kinda did just happen...

>   Version String: FreeBSD 6.1-STABLE #4: Fri Sep  1 17:02:50 CEST 2006
>     root at motoko.lapo.it:/usr/obj/usr/src/sys/MOTOKO
>   Panic String: snapacct_ufs2: bad block
>   Dump Parity: 3615879487
>   Bounds: 2
>   Dump Status: good
> 
> This night I updated to 6.2-PRERELEASE, which contains the latest
> amd64-snapshot commit... hoping for the good.
> 'Good' as in:
> - in the short term: no more panics
> - in the long term: to use the snapshot functionality again
> 
> Hope this is context enough, or else simply ask and I'll reply. =)

OK, let us know if it happens again, I think Sep 1 was before some
possibly relevant fixes were merged.

Kris
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