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 11785C433F5 for ; Fri, 29 Apr 2022 03:14:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235455AbiD2DR2 (ORCPT ); Thu, 28 Apr 2022 23:17:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50752 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235312AbiD2DRW (ORCPT ); Thu, 28 Apr 2022 23:17:22 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16BB75AEEC for ; Thu, 28 Apr 2022 20:14:06 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 9F52A62256 for ; Fri, 29 Apr 2022 03:14:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 09AE4C385B2 for ; Fri, 29 Apr 2022 03:14:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1651202045; bh=cgMPXC3SlNfzkj6FU2PRmrp1Shc2sNTR1VjPBe9rWg8=; h=From:To:Subject:Date:In-Reply-To:References:From; b=UNS3ZYRCC01wSFxkPp/Ju2uVa2CcfY1sy6o+dsN0cIqbIsJvLaX9IbuQicKvAqDn6 JyBxGGcB4e/ZPYyAeiU55vi+CuJuCXqOoHiHw1OFfzelPWPS3ZasUFXI3hEk/6Mj0B QUA33rnswsa2erZKpPh1MpWxNVmUltan/bJ9VsjNNORdw2X5hNplILaLpSa/qe4a6K gIbPaTRoxX1eI0jscvyx3ykyEh6LijpppQrPRuAlCYtEySx9eeSqcc39gVdqNoB2eR xj0iJtfLczld1mm6LC1Zq3O5ndOZE5YaCSAQaQIxbctcJNwK2ODEti+ey5yceqq5Nl aFj7dNri05bkQ== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id E1A38CAC6E2; Fri, 29 Apr 2022 03:14:04 +0000 (UTC) From: bugzilla-daemon@kernel.org To: kvm@vger.kernel.org Subject: [Bug 208767] kernel stack overflow due to Lazy update IOAPIC on an x86_64 *host*, when gpu is passthrough to macos guest vm Date: Fri, 29 Apr 2022 03:14:04 +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: normal X-Bugzilla-Who: fivescarynightsgames@gmail.com X-Bugzilla-Status: REOPENED X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 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=3D208767 Carey Dalton (fivescarynightsgames@gmail.com) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |fivescarynightsgames@gmail. | |com --- Comment #9 from Carey Dalton (fivescarynightsgames@gmail.com) --- I see, thanks, I've created a new issue: https://bugzilla.kernel.org/show_bug.cgi?id=3D211853 https://friday-nightfunkin.com (In reply to Alex Williamson from comment #7) > (In reply to Paolo Bonzini from comment #1) > > This should have been fixed by commit > > 8be8f932e3db5fe4ed178b8892eeffeab530273a in Linux 5.7. >=20 > This is not fixed and it's not unique to a macos VM, a Linux guest can al= so > reproduce this. I've seen this both during PXE boot and during shutdown > with certain NIC combinations (see rhbz1867373). The only workaround is = to > disable acpiv (kvm_intel.enable_apicv=3D0). Any suggestions, Paolo? --=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.=