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 D53A6C001B0 for ; Tue, 15 Aug 2023 17:54:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238973AbjHORxg (ORCPT ); Tue, 15 Aug 2023 13:53:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34268 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234865AbjHORxH (ORCPT ); Tue, 15 Aug 2023 13:53:07 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CF80293 for ; Tue, 15 Aug 2023 10:53:05 -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 DC0EC625F8 for ; Tue, 15 Aug 2023 17:53:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 486D2C433C9 for ; Tue, 15 Aug 2023 17:53:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692121984; bh=jDNTi4q0rIB5/8n+VdKmEtkpEYx/ZrxLujosSIO3DZc=; h=From:To:Subject:Date:In-Reply-To:References:From; b=IM1+0wrQ43tamfCnwHN92xp4HFYSB3pooxhxE9g0QeSnjs12VV+3EVyk5+MsU7MoW wVvDdMjD7pxlCTIcBxGdh1RPX7ZmqR+jWXPOVGPuNsudf92hm4iy447tza6m5XUvEJ g+XK6Nr39fWEOWKVXa0uKeTCWEmJTMHzTRNkHD2RqDFwc5OVk4DxwjRLOC6vAcZ9Q7 IzjsICokxU+FjBrz8K2cOUc9X1baW7lKiMagMMmCf3y2a7B91bWwyVADbSDSILcKyr 0yBo5J8ycw3mS6p70i1/xTb4ITfPuCYIdsKxLma+lPjI6LclxLwrWpGi7sV3vbMHFc /Mc/e/km30oSA== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 2A1B3C53BD3; Tue, 15 Aug 2023 17:53:04 +0000 (UTC) From: bugzilla-daemon@kernel.org To: kvm@vger.kernel.org Subject: [Bug 217796] latest Zen Inception fixes breaks nested kvm virtualization on AMD Date: Tue, 15 Aug 2023 17:53:03 +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: blocking X-Bugzilla-Who: sonst+kernel@o-oberst.de 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: 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=3D217796 --- Comment #1 from sonst+kernel@o-oberst.de --- Note, adding spec_rstack_overflow=3Doff as a kernel command line makes nest= ed VM boot properly again without problems: https://bugs.archlinux.org/task/79384 So, spec_rstack_overflow=3Dsafe-ret is breaking nested KVM virtualization. --=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.=