linux-kernel - RE: WARNING in lmce_supported() during reboot.

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Message-ID: <CY8PR11MB7134049E49C3AFA425EDC4E289542@CY8PR11MB7134.namprd11.prod.outlook.com>
Date: Wed, 30 Oct 2024 02:26:41 +0000
From: "Zhuo, Qiuxu" <qiuxu.zhuo@...el.com>
To: Benjamin Herrenschmidt <benh@...nel.crashing.org>, "Hansen, Dave"
	<dave.hansen@...el.com>, Kuniyuki Iwashima <kuniyu@...zon.com>,
	"x86@...nel.org" <x86@...nel.org>, "linux-edac@...r.kernel.org"
	<linux-edac@...r.kernel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>
CC: "Luck, Tony" <tony.luck@...el.com>, Borislav Petkov <bp@...en8.de>, Thomas
 Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, "Dave Hansen"
	<dave.hansen@...ux.intel.com>, "H. Peter Anvin" <hpa@...or.com>, "Graf,
 Alexander" <graf@...zon.com>
Subject: RE: WARNING in lmce_supported() during reboot.

> From: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> [...]
> Subject: Re: WARNING in lmce_supported() during reboot.
> [...]
> This is a KVM/Nitro guest, so the CPU is somewhat virtualized, but
> /proc/cpuinfo says: Intel(R) Xeon(R) Platinum 8124M CPU @ 3.00GHz
> 

Did you see the same splat on this host? 
It may also be worth paying attention to whether this splat occurs when
you reboot the host, if possible.

-Qiuxu