panic after r244584

[Alexander Motin]

On 18.01.2013 11:44, Gleb Smirnoff wrote:
> On Fri, Jan 18, 2013 at 09:36:00AM +0200, Vitalij Satanivskij wrote:
> V> After upgrading server from old hardware/software to freebsd current (## SVN ## Exported commit - http://svnweb.freebsd.org/changeset/base/245479),
> V> system hung's with message - 
> V>  panic: make_dev_alias_v: bad si_name (error=22 si_name=enc at n5003048000bab37d/tpe0/slot at 1/elmdesc at Slot 01/pass7)
> 
> EINVAL (22) is caused by space character in the si_name:
> 
> si_name=enc at n5003048000bab37d/tpe0/slot at 1/elmdesc at Slot 01/pass7
> 
> I think Alexander (in Cc) has idea on why did that happen and how
> should that be fixed.

The panic is triggered by the check added by the recent r244584 change.
The space in device name came from the enclosure device, and I guess it
may be quite often situation. Using human readable name supposed to help
system administrators, but with spaces banned that may be a problem.

-- 
Alexander Motin