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Date:      Tue, 19 Apr 2016 15:58:41 +0200
From:      =?UTF-8?Q?BERTRAND_Jo=c3=abl?= <joel.bertrand@systella.fr>
To:        freebsd-hackers@freebsd.org
Subject:   Diskless workstation and some minor issues
Message-ID:  <57163991.4000100@systella.fr>

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	Hello,

	I have installed a diskless workstation (10.2-RELEASE-p14) that mounts 
its rootfs from a NetBSD nfs server. My fstab is :

root@pythagore:~ # cat /etc/fstab
# Device        Mountpoint      FStype  Options Dump    Pass#
192.168.10.128:/srv/pythagore   /       nfs     nfsv3,tcp,soft,intr,rw 
0      0
...
192.168.10.128:/home            /home   nfs     nfsv3,tcp,soft,intr,rw 
0      0
root@pythagore:~ #

	First question. I have installed this diskless workstation with an USB 
stick. Now, FreeBSD kernel mounts rootfs over NFS. But in a first time, 
it tries to mount usbus0 (!) :

Apr  9 10:48:00 pythagore kernel: Root mount waiting for: usbus2 usbus1 
usbus0
Apr  9 10:48:00 pythagore kernel: uhub0: 2 ports with 2 removable, self 
powered
Apr  9 10:48:00 pythagore kernel: uhub2: 2 ports with 2 removable, self 
powered
Apr  9 10:48:00 pythagore kernel: uhub1: 21 ports with 21 removable, 
self powered
Apr  9 10:48:00 pythagore kernel: Root mount waiting for: usbus2 usbus1 
usbus0
Apr  9 10:48:00 pythagore kernel: ugen0.2: <Dell> at usbus0
Apr  9 10:48:00 pythagore kernel: ugen2.2: <vendor 0x8087> at usbus2
Apr  9 10:48:00 pythagore kernel: uhub3: <vendor 0x8087 product 0x8001, 
class 9/0, rev 2.00/0.00, addr 2> on usbus2
Apr  9 10:48:00 pythagore kernel: ugen1.2: <vendor 0x8087> at usbus1
Apr  9 10:48:01 pythagore kernel: uhub4: <vendor 0x8087 product 0x8009, 
class 9/0, rev 2.00/0.00, addr 2> on usbus1
Apr  9 10:48:01 pythagore kernel: Root mount waiting for: usbus2 usbus1 
usbus0
Apr  9 10:48:01 pythagore kernel: uhub4: 6 ports with 6 removable, self 
powered
Apr  9 10:48:01 pythagore kernel: uhub3: 8 ports with 8 removable, self 
powered
Apr  9 10:48:01 pythagore kernel: ugen0.3: <NOVATEK> at usbus0
Apr  9 10:48:01 pythagore kernel: ukbd0: <NOVATEK USB Keyboard, class 
0/0, rev 1.10/1.12, addr 2> on usbus0
Apr  9 10:48:01 pythagore kernel: kbd2 at ukbd0
Apr  9 10:48:01 pythagore kernel: Root mount waiting for: usbus0
Apr  9 10:48:01 pythagore kernel: usbd_setup_device_desc: getting device 
descriptor at addr 3 failed, USB_ERR_IOERROR
Apr  9 10:48:01 pythagore kernel: Root mount waiting for: usbus0
Apr  9 10:48:01 pythagore kernel: usbd_setup_device_desc: getting device 
descriptor at addr 3 failed, USB_ERR_IOERROR
Apr  9 10:48:01 pythagore kernel: Root mount waiting for: usbus0
Apr  9 10:48:01 pythagore kernel: Root mount waiting for: usbus0
Apr  9 10:48:01 pythagore kernel: usbd_setup_device_desc: getting device 
descriptor at addr 3 failed, USB_ERR_IOERROR
Apr  9 10:48:02 pythagore kernel: Root mount waiting for: usbus0
Apr  9 10:48:02 pythagore kernel: usbd_setup_device_desc: getting device 
descriptor at addr 3 failed, USB_ERR_IOERROR
Apr  9 10:48:02 pythagore kernel: Root mount waiting for: usbus0
Apr  9 10:48:02 pythagore kernel: Root mount waiting for: usbus0
Apr  9 10:48:02 pythagore kernel: usbd_setup_device_desc: getting device 
descriptor at addr 3 failed, USB_ERR_IOERROR
Apr  9 10:48:02 pythagore kernel: ugen0.4: <Unknown> at usbus0 
(disconnected)
Apr  9 10:48:02 pythagore kernel: uhub_reattach_port: could not allocate 
new device
Apr  9 10:48:02 pythagore kernel: Trying to mount root from 
nfs:192.168.10.128:/srv/pythagore [nfsv3,tcp,soft,intr,rw]...
Apr  9 10:48:02 pythagore kernel: NFS ROOT: 192.168.10.128:/srv/pythagore

	I don't understand why kernel tries to mount an USB rootfs... And I 
haven't found how fix this trouble.

	Second trouble. /var/log/message contains a lot of :
Apr  9 10:50:00 pythagore atrun[862]: cannot lock /var/at/jobs/: 
Permission denied

	Of course, lockd and statd are running on nfs server. Permission on 
/var/at are :

root@pythagore:/var/at # ls -al
total 8
drwxr-xr-x   4 root    wheel  512 Aug 12  2015 .
drwxr-xr-x  28 root    wheel  512 Apr 15 09:14 ..
drwxr-xr-x   2 daemon  wheel  512 Aug 12  2015 jobs
drwxr-xr-x   2 daemon  wheel  512 Aug 12  2015 spool
root@pythagore:/var/at #

	I don't understand where is the mistake.

	An third trouble, this workstation runs cupsd. When I send a job to 
printer, cupsd run as expected but aborts after job is completed. In 
/var/log/cups/error_log, I have :

E [19/Apr/2016:12:44:34 +0200] Unable to create 
"/usr/local/etc/cups/printers.conf.N": Operation not permitted
E [19/Apr/2016:12:45:12 +0200] Unable to create 
"/var/cache/cups/job.cache.N": Operation not permitted
E [19/Apr/2016:12:45:12 +0200] Unable to create 
"/var/spool/cups/c00032.N": Operation not permitted

	I have checked permissions on directories (and config file) without any 
result, but I have seen that permissions on /var/spool/cups are 
overwrittem by cups (to drwx--x---).

	All help will be welcome. Thanks in advance,

	JB



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