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SubjectRe: nfs root error after modprobe iptable_nat
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On Thu, 2008-07-10 at 15:29 +0200, Karl Hiramoto wrote:
> Hi all,
>
> loading nf_nat seems to cut my NFS root connection.
>
> # modprobe iptable_nat
> nf_conntrack version 0.5.0 (1024 buckets, 4096 max)
> nfs: RPC call returned error 1
> nfs: RPC call returned error 1
> # nfs: RPC call returned error 1
> nfs: RPC call returned error 1
>
>
>
> 12:23:35.335832 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto
> UDP (17), length 136) 192.168.10.54.4259114599 > 192.168.10.51.2049: 108
> lookup [|nfs]
> 12:23:35.335920 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto
> UDP (17), length 56) 192.168.10.51.2049 > 192.168.10.54.4259114599:
> reply ok 28 lookup ERROR: No such file or directory
> 12:23:35.336611 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto
> UDP (17), length 136) 192.168.10.54.4259114600 > 192.168.10.51.2049: 108
> lookup [|nfs]
> 12:23:35.336650 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto
> UDP (17), length 56) 192.168.10.51.2049 > 192.168.10.54.4259114600:
> reply ok 28 lookup ERROR: No such file or directory
>
>
>
> NFS server:
> uname -a
> Linux karl-d820 2.6.25.10 #1 SMP Thu Jul 10 10:15:44 CEST 2008 i686
> Intel(R) Core(TM)2 CPU T5500 @ 1.66GHz GenuineIntel GNU/Linux
>
>
>
> NFS Client:
> # uname -a
> Linux NSB 2.6.25.10 #6 Thu Jul 10 13:04:15 CEST 2008 armv5teb unknown
> uclibc 0.29
> Intel IXP425
>
>
> On the server there are no error messages. without loading NAT
> everything seems to work fine.
>
>
> Comping NAT directly into the kernel also has the same results.
>
>
> Not sure if i have something configured wrong, or if this is related to
> the patches sent by Trond a few days ago.

errno 1 is the same as EPERM (i.e. permission denied). I'm not sure what
is returning that error, but it isn't the NFS or SUNRPC layer.

Have you tried a 'git bisect'?

Cheers
Trond



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