Hi

On 22 September 2010 23:37, Greg Hudson <ghud...@mit.edu> wrote:
> Apologies that you've had to struggle with this mostly on your own.  I
> wish I could offer more assistance.

Thanks.. It was a rather painful first encounter with MIT kerberos :)

>
> Sadly, the major and minor status codes don't provide much insight.  The
> major code is just "failure" and the minor code (100003 in decimal) is a
> faked-up error code designed to make mechanism-specific error codes
> generic.  The real error code from the failing krb5 operation is trapped
> in an error map table.  In theory, it should be displayed in the
> parentheses of "Minor code may provide more information (, )", and in
> other failure cases you've seen it there, but for unknown reasons, it
> isn't appearing properly in this case.
>
> I'd be very interested in finding out what's going wrong here,
> especially since this sounds like a regression from krb5 1.7 to 1.8.
> Unfortunately, I don't have any bright ideas for debugging this further
> without source-level investigation--either attaching to the server
> process and stepping through kg_accept_krb5() (using a non-optimized
> build of krb5 with debugging symbols), or adding instrumentation to that
> function.

I've been able to reproduce the problem on three machines ; one with
FreeBSD 7.2, one with FreeBSD 8.1 and one Linux CentOS 5.

it was with either mod_auth_kerb 5.3 or 5.4 and MIT krb5 1.8.x.

As soon as I used krb5 1.6.x or 1.7.x the GSSAPI error completely
disappeared. This is using the default KDC on a Mac OS 10.6 server ;
not sure what version they are using there.

I have seen the same 000186a3 error with 1.7 ; when I was playing with
the encryption type on the mac kdc and somehow none of my clients
could log in any more.

Not sure on how I could help further ; let me know if there is
anything specific you need.

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