On Sun, Mar 28, 1999 at 02:49:35PM -0500, Gary Duzan wrote:
> 
>    I've been getting a panic consistently while doing a build
> from Saturday:
> 
>   panic: VDIROP being freed... this can't happen
>   syncing disks...
> 
> and it locks up. I built a DDB kernel and got this trace:
> 
>   panic
>   lfs_vflush
>   lfs_update
>   lfs_vsync
>   vinvalbuf
>   lfs_truncate

Okay, I've seen this.  I have a patch from Konrad for it that appears to
have fixed it, and doesn't seem to have broken anything else.  It's
probably time to commit that. :-)