linux-kernel - Re: [BUG] amd-ucode 20250808: "No sha256 digest for patch ID: 0xa0011de" on Linux 6.12.37

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Message-ID: <20250819105527.GCaKRYH9VnQaVdl7gQ@fat_crate.local>
Date: Tue, 19 Aug 2025 12:55:27 +0200
From: Borislav Petkov <bp@...en8.de>
To: Jinpu Wang <jinpu.wang@...os.com>
Cc: x86@...nel.org, linux-firmware@...nel.org,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [BUG] amd-ucode 20250808: "No sha256 digest for patch ID:
 0xa0011de" on Linux 6.12.37

On Tue, Aug 19, 2025 at 08:14:50AM +0200, Jinpu Wang wrote:
> Upon boot, the following error is reported in dmesg:
> `microcode: No sha256 digest for patch ID: 0xa0011de found`

[boris@zn: ~/kernel/firmware-linux> less amd-ucode/README

...

  Family=0x19 Model=0x01 Stepping=0x01: Patch=0x0a0011de Length=5568 bytes
    Minimum base ucode version for loading: 0x0a0011d9

So you need to update your BIOS in order to be able to load 11de.

HTH.

-- 
Regards/Gruss,
    Boris.

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