From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f175.google.com (mail-pl1-f175.google.com [209.85.214.175]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 18EAE18872A for ; Wed, 3 Jun 2026 01:09:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.175 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780448943; cv=none; b=JEMiUdyMR5PPZNO8t+NOyZZIgSZQh3z8UhEgExYaxlporD7jqVuDviMYKWAESj0PcHtRCbcsTGPx5Lb4xqlHjMeftJshY8G7AbiPOaE8EvAQHVD2Xb1P+inOS93C57qp9wyfdylKKs87CjTt5LgBnF7Y3cB8qmi2TLfs1piXv7w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780448943; c=relaxed/simple; bh=+PKHyXH7h9FL0PYeaytlhHnAIU9L8Twc4StbenshQFI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=merqmoy9oaFb5nqtjhkxtdrsEGLryPgEfaB5KZzWdtIXAGCbpsHoJiFzDPneawVmN+Z1KSYFvqf7vb1vG0v0Pb/hH+NVvoQPl8tMossAkKAo9p4P9Esn5rT4MVxSn4ggc+Vc4lahkdrRiViJJR5AngwNBa57d2AFIMJiCFntxHM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=SYDin8A3; arc=none smtp.client-ip=209.85.214.175 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="SYDin8A3" Received: by mail-pl1-f175.google.com with SMTP id d9443c01a7336-2c0c1e0d00bso30926245ad.0 for ; Tue, 02 Jun 2026 18:09:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1780448941; x=1781053741; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=gVnil9pDxf4xGzxDET/zD4uWVKLV2Eh75eRTnrXkejc=; b=SYDin8A3Pf61PFkWLj7xFYKUa4trHiGSheBPxE7b5g3kNBWmNikM5izvg9mBkGwKUt qS66/nfgtvYaTbcQ6eIH+keeyTmQY12VkGdLtpyo6+8yYzrI/ocGgLf9kR6a3Sw2x7kC C5LiEgB9mJHqQMH+LaGmPa5Pi37gtNcKFwiFtdDKvpMwmjHWZu+KuM6Q0y1SEP4piI8K YkvSCHrb3D+vMV/gnipfUaZKIs+hPBmhoT4qsLIUX1Rl0Gf/efgG4vboWhbVe8kZSJvQ CwdWEoAFzIqZF0CILdReETVSl8CB/d26dRFM8ao2gi9L66kmfe3BOP3F0DQYxYHUYCKE S9CQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780448941; x=1781053741; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=gVnil9pDxf4xGzxDET/zD4uWVKLV2Eh75eRTnrXkejc=; b=MAYwDwli8I377D+oU28C7mKIUBC7uqsoRlla1GuIst3uNE2eekqUT0rD561tPVVI1G I9fOppPyBvVf46oHv31fOlB2wQNDbyb+yH/IaG84RNSNQJ2J7ZOL4djDlgXKv3P3YHI/ FWS+LTKDCOYDbwFEINp/yzI4VJN5FOoWD9DHIz/no93SnBmLv83t6pamnivivFVmeNzb syNhsw56t9PyJhYVpUE6BvSrgvpnEYQs2IfTbW9dTlvKrr5mSkU5aVCieg0l1jWqOnCE qmVbdpvj9OCXZRkTCKoAWFKKzU9TUo94JqZn1yjarRXpf3p1INEmM94c9Ztc61CMLPsm +TlQ== X-Forwarded-Encrypted: i=1; AFNElJ+slWRxZ+oSt0XoB9DINE36vMLKQSh5NjoAOvwVsRmPzac06EhEigSdONsl1YCrIHP16Oa7L9wRdTKCuD0=@vger.kernel.org X-Gm-Message-State: AOJu0YxVLGbZXICeBjWUHvfoaixTMER2c4io1TAvKFV/2X67KAP75K0W f4/vQ7xI0TjUZkKqkHZfp1Xc8NpTO7CBcCtZzDzkZS98ZKTCndBMWZXc X-Gm-Gg: Acq92OEtTkhWaGN3MXocHoiAa767aIOuu3A5aI3NF1SD3InCPT8pYZQS101YpSwjb+j XeM1cQcjUXXR/wOgwqT0THWn77xqwbRTOBZO+46sf5kfFOg3AJ/Ar98W5pKLsmUpgOM9gOx9obq BKkBajj5ipH58qcWVQ0PT2mI1vg5P3OCeC3thzMw3GnSkLaKDqLo2QJkzDei3t01OgGy2zTOUqL dofYZwMIgYp5VD6DwfmpYpPpqLZnDePS4sR/MZvP/lNSjZXdgJIR4Fhpbct7EIZr/Ev7wRRWBlF I09V1t1HbrAlWvANtNdGoy+aOua7RNG7Pr9VCEJc1JHqLzzDbRFjIp2QiUgnwFKf9rawpr0PMW+ lm26QepEl6l9ZRq80srD9riW2TQx/CZPzqXytIkMPyhNSXgBhrGlV2OaRKnpfO/iJQy7Jp1HU+o bD/S1PLxO3Q9YrzpRgqzgS/uPWevM2 X-Received: by 2002:a17:903:3d0c:b0:2bc:f1ef:2e65 with SMTP id d9443c01a7336-2c163c640b8mr11038555ad.17.1780448941225; Tue, 02 Jun 2026 18:09:01 -0700 (PDT) Received: from [127.0.1.1] ([221.238.56.51]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2c16609ed97sm5076825ad.41.2026.06.02.18.08.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Jun 2026 18:09:00 -0700 (PDT) From: liuxixin To: linux-nvme@lists.infradead.org Cc: kbusch@kernel.org, axboe@kernel.dk, hch@lst.de, sagi@grimberg.me, nj.shetty@samsung.com, linux-kernel@vger.kernel.org, gliuxen@gmail.com Subject: [PATCH v5 0/1] nvme: validate FDP configuration descriptor sizes Date: Tue, 2 Jun 2026 22:00:00 +0800 Message-ID: In-Reply-To: References: <20260527133205.GA12042@lst.de> 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 X-Mailer: send-local.py Hi Keith, Thanks for applying v4 1/2 to nvme-7.2. v5 is only the descriptor-size validation patch, with your feedback on v4 2/2: remove the redundant "log >= end" check inside the walk loop now that dsze is validated before advancing. ## Test plan - Build: make M=drivers/nvme -j$(nproc) (linux-next) - fdp-lab: dsze==0 / walk past end -> "FDP invalid config descriptor at index %d" (see fdp-lab/TEST-FDP-BOUNDS.md) Thanks, liuxixin