5.1 RELEASE - Panic

Kris Kennaway kris at obsecurity.org
Sun Nov 9 13:29:00 PST 2003

On Sun, Nov 09, 2003 at 03:37:29PM -0500, freebsd at sentinelchicken.net wrote:
> I am currently running 5.1 RELEASE, as system I recently 'downgraded' from CURRENT.  Since I moved back to RELEASE, the system has been giving me file 
> system errors from time to time.  I've run fsck - though I know very little of what I'm going with this utility.  And now, I'm getting a PANIC, with 
> the following error:
> mode = 041777, inum = 3, fs = /usr
> panic: ffs_valloc: dup alloc
> Debugger("panic")
> Stoped at    Debugger+0x4d:  xchgl  %ebx,in_Debugger.0
> I ran CURRENT on this system for 6-8 months and never got a panic - the system is not used all that often.
> Anyone have any suggestions as to what I can do?

I usually get this on marginal (IBM deathstar) disks..it means you had
some kind of data corruption.

There's not much you can do about it except for trying different disk
hardware if it happens a lot.

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