5.1 RELEASE - Panic

[Jason Morgan]

On Sun, Nov 09, 2003 at 01:28:58PM -0800, Kris Kennaway wrote:
> 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.

I moved back to CURRENT and all is now working fine.  Very strange error.