linux-kernel - Re: Hang when booting guest kernels compiled with clang after SRSO mitigations

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Message-ID: <20230810090835.GBZNSpE6tCw+Ci+9yh@fat_crate.local>
Date:   Thu, 10 Aug 2023 11:08:35 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Nathan Chancellor <nathan@...nel.org>
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: Hang when booting guest kernels compiled with clang after SRSO
 mitigations

On Thu, Aug 10, 2023 at 10:10:38AM +0200, Borislav Petkov wrote:
> I can repro this here with Debian clang version 14.0.6-2 even with -smp
> 2.
> 
> Lemme poke at this a bit.

Err, this stops booting even on plain -rc5 which doesn't have the SRSO
patches.

If so, then you'd need to bisect.


-- 
Regards/Gruss,
    Boris.

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