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Message-ID: <20240402101549.5166-1-bp@kernel.org>
Date: Tue, 2 Apr 2024 12:15:49 +0200
From: bp@...nel.org
To: michael.roth@....com
Cc: bgardon@...gle.com,
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Subject: Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
From: Borislav Petkov <bp@...en8.de>
Sorry if this comes out weird - mail troubles currently.
On Thu, Mar 28, 2024 at 07:38:30AM -0500, Michael Roth wrote:
> I'm seeing it pretty consistently on kvm/next as well. Not sure if
> there's anything special about my config but starting a fairly basic
> SVM guest seems to be enough to trigger it for me on the first
> invocation of svm_vcpu_run().
Hmm, can you share your config and what exactly you're doing?
I can't reproduce with Mirsad's reproducer, probably because of .config
differences. I tried making all CONFIG*KVM* options =y but no
difference.
Thx.
--
Regards/Gruss,
Boris.
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