From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4856EC001B0 for ; Wed, 16 Aug 2023 09:23:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243304AbjHPJWb (ORCPT ); Wed, 16 Aug 2023 05:22:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51356 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243413AbjHPJWT (ORCPT ); Wed, 16 Aug 2023 05:22:19 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37E0B2D79 for ; Wed, 16 Aug 2023 02:22:10 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 859FA65CB6 for ; Wed, 16 Aug 2023 09:22:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id EB352C433C9 for ; Wed, 16 Aug 2023 09:22:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692177729; bh=WyVGfLqUJsRXJ1+F04Xko6Xp6WjZK0FEMDLaEUmnU0o=; h=From:To:Subject:Date:In-Reply-To:References:From; b=isZYGmDCh6v1Wixkz54flw0Jckir0p/R+7L67pfpUZFDrgvuDe3J7CzcAc2YVTj4q 1EgUFECJ8myC0IXmiGqCv4cOUDZlvUJw/cql/tUh3ld1mjQNCoc9gEkOFAfoJc9Lx0 qJDT631MYy6wCOVqQhpplCwah1db22CCSZiydaAB5oHAi9G5NgoEYIjo7tlQzVZdJB KSKLOACl1ixr2MgDlREn9y69pMAWbBFEk5ROQYLvc7gp7kRGG+1+/9p5fyqs48eSQr /L0G1/P/mVaK/QQ3cw4TqC+5kknsFLyj4rDD9CEQDJJESIqPck5da3v/0g5cJb8Vy1 qWB89FlLIuzzQ== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id D5822C53BD3; Wed, 16 Aug 2023 09:22:08 +0000 (UTC) From: bugzilla-daemon@kernel.org To: kvm@vger.kernel.org Subject: [Bug 217799] kvm: Windows Server 2003 VM fails to work on 6.1.44 (works fine on 6.1.43) Date: Wed, 16 Aug 2023 09:22:08 +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: normal X-Bugzilla-Who: bagasdotme@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=3D217799 Bagas Sanjaya (bagasdotme@gmail.com) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |bagasdotme@gmail.com --- Comment #2 from Bagas Sanjaya (bagasdotme@gmail.com) --- (In reply to Roman Mamedov from comment #0) > Hello, >=20 > I have a virtual machine running the old Windows Server 2003. On kernels > 6.1.44 and 6.1.45, the QEMU VNC window stays dark, not switching to any of > the guest's video modes and the VM process uses only ~64 MB of RAM of the > assigned 2 GB, indefinitely. It's like the VM is paused/halted/stuck befo= re > even starting. The process can be killed successfully and then restarted > again (with the same result), so it is not deadlocked in kernel or the li= ke. >=20 > Kernel 6.1.43 works fine. >=20 > I have also tried downgrading CPU microcode from 20230808 to 20230719, but > that did not help. >=20 > The CPU is AMD Ryzen 5900. I suspect some of the newly added mitigations = may > be the culprit? Can you do bisection between v6.1.44 and v6.1.45 to find out the specific mitigation that have this regression? --=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.=