Date: Sat, 18 Jul 2015 10:29:20 -0600 From: James Gritton <jamie@freebsd.org> To: freebsd-stable@freebsd.org Subject: Re: jail: /etc/rc: cannot create /dev/null: Operation not supported Message-ID: <df578da91e74fa5467792d722bb778ba@gritton.org> In-Reply-To: <55A93AE0.6050204@intersonic.se> References: <20150715215253.Horde._Uobbflf4-5sp0TjL7DgCrc@webmail.bsdlabs.com> <d21415575fb72f8758734ff9425bd58d@gritton.org> <55A93AE0.6050204@intersonic.se>
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On 2015-07-17 11:26, Per olof Ljungmark wrote: > On 2015-07-17 01:41, James Gritton wrote: >> On 2015-07-15 13:52, Per olof Ljungmark wrote: >>> FreeBSD 10.2-PRERELEASE #0 r284949 >>> >>> The jail can be started, but when /etc/rc is executed: >>> >>> root@mar:/ # sh -x /etc/rc >>> + stty status ^T >>> /etc/rc: cannot create /dev/null: Operation not supported >>> + trap : 2 >>> + trap 'echo '\''Boot interrupted'\''; exit 1' 3 >>> + HOME=/ >>> + PATH=/sbin:/bin:/usr/sbin:/usr/bin >>> + export HOME PATH >>> + [ '' = autoboot ] >>> + autoboot=no >>> + _boot=quietstart >>> + /sbin/sysctl -n vfs.nfs.diskless_valid >>> /etc/rc: cannot create /dev/null: Operation not supported >>> ... >>> >>> I have done the procedure several times before but never saw this one >>> before and don't know how to get around it. >>> >>> Ideas anyone? Any recent changes that can show up like the above? >>> >>> Thanks! >> >> If it's trying to create /dev/null, I assume that the jail's /dev >> isn't >> mounted when /etc/rc is running. Do you have mount.devfs set in the >> jail.conf, or jail_foo_devfs_enable in rc.conf (depending on your >> configuration)? For that matter, can you tell if the jail's /dev is >> mounted? > > Yes, it's mounted. > > Because I can set up jails with an identical procedure on other boxes > we > run I suspect something is wrong with the install so I am starting from > scratch with this one. > > While doing that, I am trying to sort another problem, namely to boot > zfs on root on a HP Proliant with a P410 controller, but that is > another > story. > > You know, if it was easy it would not be interesting... > > Thanks! So maybe a little late since you're starting over, but another possibility is the devfs ruleset. If something went wrong in setting that up, you could well have a devfs mounted that shows no devices. - Jamie
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