8-STABLE/amd64: kernel panic after a minute of mounting xfs

[Nezmer]

On Fri, Mar 26, 2010 at 06:11:06PM +1100, Peter Jeremy wrote:
> On 2010-Mar-25 21:32:10 +0200, Nezmer <bsd at nezmer.info> wrote:
> >This is the 1st time FreeBSD panics on me. It happened after a
> >minute of mounting an XFS partition. I'm not sure It's XFS but It's the
> >only part of the OS I try for the 1st time.
> >
> >kernel: vn_iowait doing nothing on FreeBSD?
> 
> This is part of XFS.  I'm not sure how important it is.
> 
> >kernel: Fatal trap 12: page fault while in kernel mode
> ...
> >kernel: Cannot dump. Device not defined or unavailable.
> 
> Unfortunately, there's not much that can be done given this
> information.  As a minimum, you need a backtrace.  Ideally, you need a
> core-dump to investigate the cause.
> 
> See http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug.html
> 
> -- 
> Peter Jeremy

I got a chance to get a backtrace with revision 206096 today. You can
find it with relevant source files here(1). I hope It's enough.

(1) https://nezmer.info/public/xfs_report.tar.gz