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From: Borislav Petkov <bp@alien8.de>
To: Zeng Heng <zengheng4@huawei.com>
Cc: Ingo Molnar <mingo@kernel.org>,
	michael.roth@amd.com, hpa@zytor.com, tglx@linutronix.de,
	sathyanarayanan.kuppuswamy@linux.intel.com,
	kirill.shutemov@linux.intel.com, jroedel@suse.de,
	keescook@chromium.org, mingo@redhat.com,
	dave.hansen@linux.intel.com, brijesh.singh@amd.com,
	linux-kernel@vger.kernel.org, x86@kernel.org,
	liwei391@huawei.com
Subject: Re: [PATCH -v2] x86/boot/compressed: Register dummy NMI handler in EFI boot loader, to avoid kdump crashes
Date: Tue, 10 Jan 2023 15:53:22 +0100	[thread overview]
Message-ID: <Y7174pEWZ8IzCdQ9@zn.tnic> (raw)
In-Reply-To: <684a2472-f388-b2e1-4a7a-7bc9a07650b4@huawei.com>

On Tue, Jan 10, 2023 at 08:32:07PM +0800, Zeng Heng wrote:
> And here is the context of mce-inject:
> 
> #0  relocate_kernel () at arch/x86/kernel/relocate_kernel_64.S:55
> #1  0xffffffff81a57fc2 in machine_kexec (image=0xffff888101ef8400)
>     at arch/x86/kernel/machine_kexec_64.c:391

Before we continue with this any further: are you doing this "exercise" in
qemu/kvm and nothing of that is happening on real hardware?

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

  parent reply	other threads:[~2023-01-10 14:53 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-10 10:27 [PATCH] x86/boot/compressed: Register NMI handler in EFI boot loader Zeng Heng
2023-01-10 10:59 ` Ingo Molnar
2023-01-10 12:01   ` [PATCH -v2] x86/boot/compressed: Register dummy NMI handler in EFI boot loader, to avoid kdump crashes Ingo Molnar
2023-01-10 12:11     ` Borislav Petkov
2023-01-10 12:17       ` Borislav Petkov
2023-01-10 12:34         ` Ingo Molnar
2023-01-10 12:46           ` Borislav Petkov
2023-01-10 12:50           ` Zeng Heng
2023-01-10 12:32       ` Zeng Heng
2023-01-10 12:57         ` Borislav Petkov
2023-01-10 13:42           ` Zeng Heng
2023-01-10 16:09           ` Borislav Petkov
2023-01-12  2:07             ` Zeng Heng
2023-01-10 14:53         ` Borislav Petkov [this message]
2023-01-11  3:46           ` Zeng Heng
2023-01-10 14:06     ` Zeng Heng
2023-01-10 11:41 ` [tip: x86/boot] " tip-bot2 for Zeng Heng

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