kern/166174: [xen] Problems ROOT MOUNT ERROR <freebsd 8.3>
Vladimir Nikolić
vladimir.nikolic at amis.net
Tue May 1 06:38:54 UTC 2012
We have the same problem on XenServer 6.0.
Only valid disk boot device it offers is CDROM.
Regards
On 01. 05. 2012 05:10, moto kawasaki wrote:
> The following reply was made to PR kern/166174; it has been noted by GNATS.
>
> From: moto kawasaki <moto at kawasaki3.org>
> To: bug-followup at FreeBSD.org
> Cc: ilsujang at gmail.com
> Subject: Re: kern/166174: [xen] Problems ROOT MOUNT ERROR <freebsd 8.3>
> Date: Tue, 01 May 2012 12:00:02 +0900 (JST)
>
> Hi,
>
> I'd report the similar case which I am facing.
>
> My envrionment is;
> XenServer 5.6 SP2
> FreeBSD 8.3-RELEASE (amd64) -- XENHVM kernel
>
> when booting this FreeBSD VM, its kernel cannot mount root disk.
>
> (case 1: ad0s1a, from /etc/fstab) ==========================
>
>
> ums0: <Endpoint1 Interrupt Pipe) on usbus0
> ums0: 3 buttons and [Z] coordinates ID=0
> Trying to mount root from ufs:/dev/ad0s1a
> ROOT MOUNT ERROR:
> If you have invalid mount options, reboot, and first try the following from
> the loader prompt:
>
> set ufs.root.mountfrom.options=rw
>
> and then remove invalid mount options from /ete/fstab.
>
> Loader variables:
> vfs.root.mountfrom=ufs:/dev/ad0s1a
> vfs.root.mountfrom.options=rw
> Manual root filesgstem specification:
> <fstype>:<device> Mount <device> using filesystem <fstype>
> eg. ufs:/dev/da0s1a
> eg. cd9660:/deu/acd0
> This is equivalent to: mount -t cd9660 /deu/acd0 /
> ? List valid disk boot devices
> <empty line> Abort manual input
>
> mountroot> _
> ============================================================
>
> (case 2: xbd, entered by hand just after the case 1) =======
> mountroot> ufs:/dev/xbd0s1a
> Trying to mount root from ufs:/dev/xbd0s1a
> ROOT MOUNT ERROR:
> If you have invalid mount options, reboot, and first try the following from
> the loader prompt:
>
> set ufs.root.mountfrom.options=rw
>
> and then remove invalid mount options from /ete/fstab.
>
> Loader variables:
> vfs.root.mountfrom=ufs:/dev/ad0s1a
> vfs.root.mountfrom.options=rw
> Manual root filesgstem specification:
> <fstype>:<device> Mount <device> using filesystem <fstype>
> eg. ufs:/dev/da0s1a
> eg. cd9660:/deu/acd0
> This is equivalent to: mount -t cd9660 /deu/acd0 /
> ? List valid disk boot devices
> <empty line> Abort manual input
>
> mountroot> _
> ============================================================
>
>
>
> HVMXEN kernel of FreeBSD 8.2-RELEASE-p6 works just fine in this
> environment.
>
> Also, I can try other "mountroot>" devices if you could tell me within
> a day or two.
>
> Thank you!!
>
>
>
>
> Best Regards,
>
>
>
> --
> moto kawasaki <moto at kawasaki3.org>
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