Error mount NFS -- nfs4_get_rootfh

[Geoffrey Leach]

An error on my part. I discovered that the /home in mtranch's /etc/
export had been disabled. I reran the three service exports. Sorry for 
the confusion on my part. I'll try not to let it happen again.

Jan  5 13:07:00 mtranch rpc.statd[4219]: Caught signal 15, un-
registering and exiting
Jan  5 13:07:00 mtranch systemd[1]: nfs-lock.service: main process 
exited, code=exited, status=1
Jan  5 13:07:00 mtranch sysctl[4442]: fs.nfs.nlm_tcpport = 0
Jan  5 13:07:00 mtranch sysctl[4442]: fs.nfs.nlm_udpport = 0
Jan  5 13:07:00 mtranch systemd[1]: Unit nfs-lock.service entered 
failed state.
Jan  5 13:07:00 mtranch rpc.statd[4448]: Version 1.2.5 starting
Jan  5 13:07:00 mtranch sm-notify[4449]: Version 1.2.5 starting
Jan  5 13:07:00 mtranch sm-notify[4449]: Already notifying clients; 
Exiting!
Jan  5 13:07:00 mtranch rpc.mountd[4250]: Caught signal 15, un-
registering and exiting.
Jan  5 13:07:00 mtranch kernel: [ 7663.162075] nfsd: last server has 
exited, flushing export cache
Jan  5 13:07:00 mtranch kernel: [ 7663.253632] NFSD: Using /var/lib/
nfs/v4recovery as the NFSv4 state recovery directory
Jan  5 13:07:00 mtranch kernel: [ 7663.253656] NFSD: starting 90-second 
grace period
Jan  5 13:07:00 mtranch rpc.mountd[4479]: Version 1.2.5 starting

root at pvr[6]->telnet 192.168.10.2 2049
Trying 192.168.10.2...
Connected to 192.168.10.2.
Escape character is '^]'.
^]
telnet> q
Connection closed.

root at pvr[8]->mount -v -v -v -t nfs4 192.168.10.2:/home /mtranch-home
mount: fstab path: "/etc/fstab"
mount: mtab path:  "/etc/mtab"
mount: lock path:  "/etc/mtab~"
mount: temp path:  "/etc/mtab.tmp"
mount: UID:        0
mount: eUID:       0
mount: spec:  "192.168.10.2:/home"
mount: node:  "/mtranch-home"
mount: types: "nfs4"
mount: opts:  "(null)"
mount: external mount: argv[0] = "/sbin/mount.nfs4"
mount: external mount: argv[1] = "192.168.10.2:/home"
mount: external mount: argv[2] = "/mtranch-home"
mount: external mount: argv[3] = "-v"
mount: external mount: argv[4] = "-o"
mount: external mount: argv[5] = "rw"
mount.nfs4: timeout set for Thu Jan  5 13:24:20 2012
mount.nfs4: trying text-based options 
'nfsvers=4,addr=192.168.10.2,clientaddr=192.168.10.4'
mount.nfs4: mount(2): Permission denied
mount.nfs4: access denied by server while mounting 192.168.10.2:/home