Re: NFS4 sec=krb5 broken in 3.9-rc8
From: J. Bruce Fields
Date: Wed Apr 24 2013 - 10:01:59 EST
On Wed, Apr 24, 2013 at 07:58:44AM +0200, Malte SchrÃder wrote:
> 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.
Looks like the context creation succeeds and then the first use of the
new context (a PUTROOTFH+GETATTR) never gets a response.
Nothing interesting in the server's logs?
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/