Message-ID: <61e478c7-6685-4702-71ac-a4fa2643d3d8@gmail.com>
Date:   Fri, 24 Feb 2023 11:17:24 +1300
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Subject: Re: [PATCH v2 00/41] RPCSEC GSS krb5 enhancements
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To:     Andreas Schwab <schwab@linux-m68k.org>
Cc:     Chuck Lever III <chuck.lever@oracle.com>,
        Geert Uytterhoeven <geert@linux-m68k.org>,
        Chuck Lever <cel@kernel.org>,
        Linux NFS Mailing List <linux-nfs@vger.kernel.org>,
        David Howells <dhowells@redhat.com>,
        "simo@redhat.com" <simo@redhat.com>,
        "linux-kselftest@vger.kernel.org" <linux-kselftest@vger.kernel.org>,
        "linux-m68k@lists.linux-m68k.org" <linux-m68k@lists.linux-m68k.org>
References: <167380196429.10651.4103075913257868035.stgit@bazille.1015granger.net>
 <b3e0b5e6-1d0-cdb2-186c-6b4f50e0a3aa@linux-m68k.org>
 <D5221DC2-2A9C-43DC-AC21-FA96E7F76E5B@oracle.com>
 <CAMuHMdVtsZ-jU5foR7V_4XeXT_0f3Nx5vfoJo5pH2jMga0SpWA@mail.gmail.com>
 <58CCF033-58C3-4AF0-B958-BE1AAF1695F3@oracle.com> <87mt54e02i.fsf@igel.home>
 <4697cebe-5399-17f6-4580-99f3f3c86db6@gmail.com> <87cz60dphr.fsf@igel.home>
From:   Michael Schmitz <schmitzmic@gmail.com>
In-Reply-To: <87cz60dphr.fsf@igel.home>
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Hi Andreas,

On 24/02/23 10:46, Andreas Schwab wrote:
> On Feb 24 2023, Michael Schmitz wrote:
>
>> Hi Andreas,
>>
>> On 24/02/23 06:57, Andreas Schwab wrote:
>>> On Feb 23 2023, Chuck Lever III wrote:
>>>
>>>> Assuming that "PC:" on m68k is the same as "RIP:" on x86...
>>>> this does not make sense. rfc6803_suite is not a function.
>>> That can mean that something has overwritten the return PC.
>>>
>> Wouldn't you expect a format error in that case?
> What format error do you mean?  There was a chk exception, presumably
> because the first word of rfc6803_suite happens to match the encoding of
> the chk insn.

I got confused by 'return PC' and thought the exception had happened on 
a return instruction (but even that would be unlikely - only rte can 
generate a format error ...).

Your explanation is more likely to be correct. Would that Geert had 
copied the code snipped from the log.

Cheers,

     Michael