linux-kernel - Re: [LKP] Re: [x86/mm/64] f154f29085: BUG:kernel_reboot-without-warning_in_boot_stage

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Message-ID: <fa2f7d50-5226-726d-a9ad-2c42cb5c4054@intel.com>
Date:   Wed, 5 Jan 2022 20:47:28 +0800
From:   Yin Fengwei <fengwei.yin@...el.com>
To:     Borislav Petkov <bp@...e.de>
CC:     Marco Elver <elver@...gle.com>, Carel Si <beibei.si@...el.com>,
        "Joerg Roedel" <jroedel@...e.de>,
        LKML <linux-kernel@...r.kernel.org>,
        "x86@...nel.org" <x86@...nel.org>,
        "lkp@...ts.01.org" <lkp@...ts.01.org>, lkp <lkp@...el.com>,
        "bfields@...ldses.org" <bfields@...ldses.org>,
        "llvm@...ts.linux.dev" <llvm@...ts.linux.dev>
Subject: Re: [LKP] Re: [x86/mm/64] f154f29085:
 BUG:kernel_reboot-without-warning_in_boot_stage - clang KCOV?


On 1/5/2022 7:36 PM, Borislav Petkov wrote:
> On Wed, Jan 05, 2022 at 10:35:20AM +0800, Yin Fengwei wrote:
>> Did you get update from clang folks for this behavior? Thanks.
> 
> No. Why?
My understanding:
it's better that clang restore its behavior to clang-12. Or people
need to use __no_profile annotation if want to add function before
GCOV/KASAN is initialized. Thanks.


Regards
Yin, Fengwei

>