misc/163245: kernel panic if set /boot/loader.conf vfs.root.mountfrom=asdfasdf

[Eugen Konkov]

>Number:         163245
>Category:       misc
>Synopsis:       kernel panic if set /boot/loader.conf vfs.root.mountfrom=asdfasdf
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Dec 13 13:30:09 UTC 2011
>Closed-Date:
>Last-Modified:
>Originator:     Eugen Konkov
>Release:        10.0-CURRENT
>Organization:
ISP FreeLine
>Environment:
FreeBSD meta-up 10.0-CURRENT FreeBSD 10.0-CURRENT #0: Sun Dec 11 22:17:57 UTC 2011     :/usr/obj/usr/src/sys/KES_KERN_v10  i386

>Description:
when setting this value server says that 
panic and will reboot after 15 sec
 instead of allow user to enter correct values as in case right splelling:
 
 vfs.root.mountfrom=ufs:/dev/ad100s1a


>How-To-Repeat:
echo "vfs.root.mountfrom=asdfasdf" >> /boot/loader.conf
reboot
>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted: