linux-kernel - Re: sev_es_trampoline_start undefined symbol referenced errors during kunit run

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Message-ID: <8b08e040-fee7-4344-8ba6-bbbd4f73e318@linuxfoundation.org>
Date: Tue, 15 Apr 2025 13:06:49 -0600
From: Shuah Khan <skhan@...uxfoundation.org>
To: Borislav Petkov <bp@...en8.de>
Cc: thomas.lendacky@....com, David Gow <davidgow@...gle.com>,
 "x86@...nel.org" <x86@...nel.org>,
 Brendan Higgins <brendan.higgins@...ux.dev>, linux-kernel@...r.kernel.org,
 Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
 Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: sev_es_trampoline_start undefined symbol referenced errors during
 kunit run

On 4/15/25 12:01, Borislav Petkov wrote:
> On Tue, Apr 15, 2025 at 08:25:09AM -0600, Shuah Khan wrote:
>> ./tools/testing/kunit/kunit.py run --arch x86_64
>> or
>> ./tools/testing/kunit/kunit.py run --alltests --arch x86_64
>>
>> The tree I see this every single time I do my tree testing.
> 
> Doesn't reproduce here:
> 
> # ./tools/testing/kunit/kunit.py run --arch x86_64 > log.00 2>&1
> # ./tools/testing/kunit/kunit.py run --alltests --arch x86_64 > log.01 2>&1
> # grep -i error log.*
> log.00:[19:04:52] [PASSED] error_pointer
> log.01:[19:44:06] [PASSED] error_pointer
> 

Does your arch/x86/realmode/rm/pasyms.h has reference to sev_es_trampoline_start?

The one in my tree has it.

arch/x86/realmode/rm/pasyms.h:pa_sev_es_trampoline_start = sev_es_trampoline_start

thanks,
-- Shuah