kern/80136: mdconfig can reboot the system
Kris Kennaway
kris at obsecurity.org
Sat Apr 23 15:10:09 PDT 2005
The following reply was made to PR kern/80136; it has been noted by GNATS.
From: Kris Kennaway <kris at obsecurity.org>
To: bug-followup at freeBSD.org
Cc:
Subject: Re: kern/80136: mdconfig can reboot the system
Date: Sat, 23 Apr 2005 15:09:59 -0700
Adding to audit trail
----- Forwarded message from Doug White <dwhite at gumbysoft.com> -----
Date: Sat, 23 Apr 2005 15:03:48 -0700 (PDT)
From: Doug White <dwhite at gumbysoft.com>
Subject: Re: [harry at schmalzbauer.de: kern/80136: mdconfig can reboot the system]
In-reply-to: <20050423201514.GA34729 at xor.obsecurity.org>
To: Kris Kennaway <kris at obsecurity.org>
Cc: qa at freeBSD.org
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.
> >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:
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