kern/162008: [zfs] Latest 9-STABLE and 10-CURRENT fail to boot from ZFS v15 root [regression]

[Andriy Gapon]

The following reply was made to PR kern/162008; it has been noted by GNATS.

From: Andriy Gapon <avg at FreeBSD.org>
To: Robert Millan <rmh at debian.org>
Cc: bug-followup at FreeBSD.org
Subject: Re: kern/162008: [zfs] Latest 9-STABLE and 10-CURRENT fail to boot
 from ZFS v15 root [regression]
Date: Sun, 30 Oct 2011 13:06:21 +0200

 on 26/10/2011 20:34 Robert Millan said the following:
 > 2011/10/26 Andriy Gapon <avg at freebsd.org>:
 >>
 >> Please let us know how _exactly_ your "kernel is no longer
 >> able to boot from my ZFS pool as root file system".
 >> That is, what boot stage fails and what output you see - (gpt)zfsboot,
 >> zfsloader, kernel, root fs mounting, something else...
 > 
 > I'm sorry, I thought there was no meaningful error, but in closer look I notice:
 > 
 >   Mounting from zfs:eeepc/root failed with error 6.
 > 
 > Assuming this means ENXIO, could it be a race condition?
 > 
 
 IMO, not likely.
 Please try setting vfs.zfs.debug=1 via loader.conf.
 Maybe additional debug information will make the situation clearer.
 
 -- 
 Andriy Gapon