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[2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id jx17-20020a05622a811100b00434affed9c3si5516140qtb.332.2024.04.10.10.52.40 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Apr 2024 10:52:40 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-139150-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; arc=pass (i=1); spf=pass (google.com: domain of linux-kernel+bounces-139150-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-139150-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 48DEB1C23338 for ; Wed, 10 Apr 2024 17:52:38 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 421D81802A4; Wed, 10 Apr 2024 17:52:29 +0000 (UTC) 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 B62FC17F372 for ; Wed, 10 Apr 2024 17:52:28 +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=1712771548; cv=none; b=ZgmsNqU+YY6SHfiNHyLnr5YOpmEwZDSfQxWaweo+rXXVSIGejMami9NL7iiBN8yJ0Uy5bGkE5xDJ4fAhp2jSw9Ujk5CQHXqKbTuWVE/9DSckOPobbMBDp64Bu3lz/FhMIYQNevnIm1hDprUkVjon3S3wcAcNE/jPjHxmkafpY9o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712771548; c=relaxed/simple; bh=r74J1YWY8DiVppxzccI6gmjsglpX+WZcxHTlWlA/g+c=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=bScnHNlWVcxnBpYTb7QsB9T9wcm/0hJWLJmgICT4jCGIemfBNBIj11c/h0yJYnEtCO7QK/Kvzjxg9GbI5M+w6EDFBU3f+Gy1RXiPiQ8kSxrCZ0wfpjKkCM0LYpq2DVULYEtoq9hALVn7TQ4XM3hxzL8M2Z67PS/7TmX1gcalTEc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 15A7CC433C7; Wed, 10 Apr 2024 17:52:24 +0000 (UTC) From: Catalin Marinas To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Gavin Shan Cc: Will Deacon , akpm@linux-foundation.org, maz@kernel.org, oliver.upton@linux.dev, ryan.roberts@arm.com, apopple@nvidia.com, rananta@google.com, mark.rutland@arm.com, v-songbaohua@oppo.com, yangyicong@hisilicon.com, shahuang@redhat.com, yihyu@redhat.com, shan.gavin@gmail.com Subject: Re: (subset) [PATCH v3 0/3] arm64: tlb: Fix TLBI RANGE operand Date: Wed, 10 Apr 2024 18:52:22 +0100 Message-Id: <171277153440.43830.14103365364273705175.b4-ty@arm.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240405035852.1532010-1-gshan@redhat.com> References: <20240405035852.1532010-1-gshan@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit On Fri, 05 Apr 2024 13:58:49 +1000, Gavin Shan wrote: > A kernel crash on the destination VM after the live migration was > reported by Yihuang Yu. The issue is only reproducible on NVidia's > grace-hopper where TLBI RANGE feature is available. The kernel crash > is caused by incomplete TLB flush and missed dirty page. For the > root cause and analysis, please refer to PATCH[v3 1/3]'s commit log. > > Thanks to Marc Zyngier who proposed all the code changes. > > [...] Applied to arm64 (for-next/fixes), thanks! [1/3] arm64: tlb: Fix TLBI RANGE operand https://git.kernel.org/arm64/c/e3ba51ab24fd -- Catalin