[harry@schmalzbauer.de: kern/80136: mdconfig can reboot the system]

[Doug White]

On Sat, 23 Apr 2005, Kris Kennaway wrote:

> Can anyone confirm?

The "preload" type is undocumented for mdconfig(8).  I figured this type
was only used if you had a preloaded module already but weren't using
MD_ROOT... I guess there must be a bug somewhere that triple faults if
there is no module loaded.

>
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>
> >Number:         80136
> >Category:       kern
> >Synopsis:       mdconfig can reboot the system
> >Confidential:   no
> >Severity:       critical
> >Priority:       high
> >Responsible:    freebsd-bugs
> >State:          open
> >Quarter:
> >Keywords:
> >Date-Required:
> >Class:          sw-bug
> >Submitter-Id:   current-users
> >Arrival-Date:   Wed Apr 20 10:50:27 GMT 2005
> >Closed-Date:
> >Last-Modified:
> >Originator:     Harald Schmalzbauer
> >Release:        FreeBSD 5.4-RC3 i386
> >Organization:
> >Environment:
> System: FreeBSD cale.flintsbach.schmalzbauer.de 5.4-RC3 FreeBSD 5.4-RC3 #0: Sun Apr 17 21:44:15 UTC 2005 harry at cale:/usr/obj/usr/src/sys/CALE i386
>
>
>
> >Description:
> 	mdconfig causes a hard reboot when trying to create a preload md
> >How-To-Repeat:
> 	mdconfig -a -t preload -s 12m -u md0
> >Fix:
>
>
>
>
> >Release-Note:
> >Audit-Trail:
> >Unformatted:
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-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite at gumbysoft.com          |  www.FreeBSD.org