Re: NFS4 sec=krb5 broken in 3.9-rc8

From: Malte SchrÃder
Date: Wed Apr 24 2013 - 01:59:07 EST


On 23.04.2013 23:58, J. Bruce Fields wrote:
> On Tue, Apr 23, 2013 at 09:55:01PM +0200, Malte SchrÃder wrote:
>> Hi,
>> when I update my server from kernel 3.8.5 to 3.9-rc8 I cannot mount its
>> NFS exports from clients using nfs4 and sec=krb5. Using sec=sys works,
>> using 3.8.5 also works good with both modes.
>
> Could you get a network trace showing the failure
>
> Run
>
> tcpdump -s0 -wtmp.pcap
>
> then send us tmp.pcap.
>
> (You can also take a look at tmp.pcap yourself in wireshark--it may be
> obvious where the failure occurs.)
>
> --b.
>

The trace is attached. It contains two tries, the first using sec=sys,
the second sec=krb5. I used "mount -tnfs -overs=4,sec=krb5 gateway:/
/mnt". NFS-Utils have version 1.2.6.

--
GruÃ
Malte SchrÃder
---------------------------------------------------------------------
MalteSch@xxxxxx

Attachment: nfs4.pcap
Description: application/vnd.tcpdump.pcap

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