nfs not working on v3.2
I’ve updated a machine which is running as a DomU on a Xen host from v3.1 to v3.2 and now NFS is not starting.
Dmesg tells me this:
[ 28.242069] Installing knfsd (copyright (C) 1996 okir
monad.swb.de).
[ 28.251182] ——————[ cut here ]——————
[ 28.251207] WARNING: CPU: 1 PID: 1590 at
/home/buildozer/aports/main/linux-grsec/src/linux-3.18/fs/nfsd/nfs4recover.c:1257
nfsd4_umh_cltrack_init+0x60/0x8b [nfsd]()
[ 28.251209] NFSD: attempt to initialize umh client tracking in a
container!
[ 28.251211] Modules linked in: nfsd auth_rpcgss oid_registry
exportfs nfsv4 nfs lockd grace sunrpc veth bridge stp llc ipv6
af_packet evdev pcspkr coretemp hwmon loop ext4 mbcache jbd2 crc16
usb_storage sd_mod scsi_mod
[ 28.251237] CPU: 1 PID: 1590 Comm: rpc.nfsd Not tainted
3.18.20-1-grsec #2-Alpine
[ 28.251240] 0000000000000009 ffffc90002b43c78 ffffffff81389318
0000000000000000
[ 28.251244] ffffc90002b43cc8 ffffc90002b43cb8 ffffffff81045022
ffffc90002b43ce8
[ 28.251247] ffffffffa041cef3 ffff88003d2c8000 ffff88003c5b7040
ffff88003d2c8000
[ 28.251250] Call Trace:
[ 28.251261] [] dump_stack+0x46/0x58
[ 28.251268] [] warn_slowpath_common+0x77/0x91
[ 28.251279] [] ?
nfsd4_umh_cltrack_init+0x60/0x8b [nfsd]
@
See the full output on http://sprunge.us/KSTH
Maybe https://lkml.org/lkml/2013/4/16/168 is neccessary?
(from redmine: issue id 4543, created on 2015-08-20, closed on 2015-08-25)