FreeBSD 5.4-PRERELEASE: panic in ffs_valloc

[Kris Kennaway]

On Thu, Mar 24, 2005 at 06:59:05AM +0100, Ed Schouten wrote:
> Hey guys,
> 
> I just tried to boot my UP Pentium 4 with an Intel PIIX4 IDE controller, but
> I get the following panic:
> 
> | Mounting root from ufs:/dev/ad0s2a
> | WARNING: / was not properly dismounted
> | Pre-seeding PRNG: kickstart.
> | Loading configuration files.
> | Entropy harvesting: interrupts ethernet point_to_point kickstart.
> | swapon: adding /dev/ad0s2b as swap device
> | Starting file system checks:
> | /dev/ad0s2a: 993 files, 21581 used, 105258 free (1578 frags, 12960 blocks, 1.2% fragmentation)
> | /dec/ad0s2e: DEFER FOR BACKGROUND CHECKING
> | /dec/ad0s2f: DEFER FOR BACKGROUND CHECKING
> | /dec/ad0s2d: DEFER FOR BACKGROUND CHECKING
> | WARNING: /tmp was not properly dismounted
> | WARNING: /usr was not properly dismounted
> | WARNING: /var was not properly dismounted
> | mode = 01000, inum = 24775, fs = /var
> | panic: ffs_valloc: dup alloc
> | Uptime: 15s

Unfortunately that's a relatively common bug that no-one's been able
to track down yet.  It is sometimes associated to failing drives, but
not always.

Kris
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