From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BE7F81624E0 for ; Wed, 26 Feb 2025 01:08:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740532085; cv=none; b=C72BLwEj3YKAa2wx3FsjkNHCbcswB3/sojceLAZzz/oj5bjSwjZJBnojbb/7C45XqSGOxkPael5bLNXUpcPEa8rZClsFcZGYnCng79lPyIa7Gq32mucuNhWCVzQUrf5To0raaNd5I0BEqxX+0JPCFEom4Ph6ljFz/XAKn2pzG/g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740532085; c=relaxed/simple; bh=1tU24aHnzhEk3F2R1F4w4+meDAVsZIVgLWFhCjD1X6I=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=L76rVLB8kEzQOL39gWanrDs8BL7RwIS1m6Af0bJIctxvcqSmwSXrnRzQWK6UAdSp8qV+5gg3kYj+rx4TKl+vySo0vKzZwMP9KHsxOwRWMsqcZS+gDefhbrAE4whLatZELbTvcFOFgtp3gB57a2wyWk2/EDqorXCympxuH4/voZs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=afx6PMEI; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="afx6PMEI" Received: by smtp.kernel.org (Postfix) with ESMTPS id 0D196C4CEF2 for ; Wed, 26 Feb 2025 01:08:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740532085; bh=1tU24aHnzhEk3F2R1F4w4+meDAVsZIVgLWFhCjD1X6I=; h=From:To:Subject:Date:In-Reply-To:References:From; b=afx6PMEIlZ0IB8zm0krYQlMkEFc7PbWNbB3wefM5SPe69xMqIYokfTDhjXA5MfRgU CuhBYogjhLEICqo5wYRH/eTOa3Q6oexpsVtgBoZ0Qr6px3Dv5TT7M37w6fdlLxBNYt hyXq8rX9WK+c+wNQEiTNQ0ivLqWXDSr7qoD9yu4x59Nm7spAlG8kvzKIfPLRv8rO6y hhm+xLdMJH4/GNP1jIO4HBBqAmDFzRNaD2JGdpBU7DUy8h0Vbo0JCdNcosLtHOATuf e5UZkV9ysHx7TYX/EF6i4nh7gQRA5QsneTjSSBfQJkoxhUD8DuLO5AoZuSZIpKrDH4 y++Vnhy+EQr3Q== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 05805C41615; Wed, 26 Feb 2025 01:08:05 +0000 (UTC) From: bugzilla-daemon@kernel.org To: kvm@vger.kernel.org Subject: [Bug 219009] Random host reboots on Ryzen 7000/8000 using nested VMs (vls suspected) Date: Wed, 26 Feb 2025 01:08:04 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Product: Virtualization X-Bugzilla-Component: kvm X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: high X-Bugzilla-Who: chaefeli@angband.ch X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: CODE_FIX X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D219009 --- Comment #47 from Christian Haefeli (chaefeli@angband.ch) --- (In reply to Mario Limonciello (AMD) from comment #46) > > I would prefer the more flexible solution via kvm_amd module parameter. > > I am not having this issue >=20 > The failure rate is low, but it's statistically significant. > Feel free to revert it on your local kernel tree if you're not hitting the > issue. I do not have the time to tend to a local kernel tree... IMHO an extreme measure in relation to a low failure rate. It looks like an after sales castration = to me.=20 >=20 > > due to this hard coded workaround. >=20 > FWIW If you have a fixed BIOS, you will have the same result. So you are saying that from a specific AGESA version onward, these instruct= ions are being hidden from the OS? If yes, is this the same case for Zen5 based Client SoC SKUs? --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=