From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) (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 7AA573D902E for ; Fri, 29 May 2026 11:34:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780054456; cv=none; b=SDKHPCs6Em/0WDT9kWT6FwLD6M5cWun3Dc8uSADXDgcTUfneNAPBLUvaUfHlNR2Trqz+zUo8Cog32zqBkZGqZ+3FtNVSODrNVTd32t+XLt7NLCjpD/4+P3V0ThwsTyHx1+1vjCfv5CrwvrFTi99bmPeLz6AMg/5kJjEZmuOnbxg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780054456; c=relaxed/simple; bh=gTslTYml5UTyW3FJ1z6mktqPCrhht3BNmW/1rPIZPJc=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=TRXN7qqc+Fe4D9KMmR5zUYglI4L8wb1Rd+2HdAkW/72WJgZQvXhnDOBO3IrcfOPzVj/u8OikyWbk3QvbHKegEkWULfBReGc0L/ecoi9r/+zE+dDV6iEW0Iqo3WiwfczI4hljzNGLIMtOhoYhbqFjBkw2+x2eYJ0tbolqCnp0upc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--praan.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=lZmLWM4p; arc=none smtp.client-ip=209.85.216.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--praan.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="lZmLWM4p" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-365fc4636bbso26832858a91.2 for ; Fri, 29 May 2026 04:34:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1780054453; x=1780659253; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=InN/OGCUMvXTCX+obkWeolv325a7pUPRJkHQ9ppGD9Q=; b=lZmLWM4pa28v+ibKiWypJ/i1E6IJ50MncnCoOWvYs63C7moany7zMREaepJbnDMsGY LMh5NOEJ4B9mbwVip3ar4SZTTjKVkmLzoTBfaCiOwQ17dXW2D9QfQGdVByK+Cep3fOwq j5BFWjgeX6kVP3FY+9ieHKC+excRpXCbR6MMG7vxe73OQs8iDFHnwkeWowQGtHfDXY9q jEfZejt5qDFT33iHnQv+wSxLHVhbwix7ibs1zu7AkByaAef89ifjndeItotVqlXBNOie GBaBmY0QajajbauYvk7HTGIBSLvSFmTlzJU9bSHTff6TiJ5SaMWL1jiv9+go2PrsRMLJ xQ3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780054453; x=1780659253; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=InN/OGCUMvXTCX+obkWeolv325a7pUPRJkHQ9ppGD9Q=; b=hw8il8WmbrI4Z6bSH1uElKcrOWF92zL9cg9R0JYqbGKGY/ISM3UCO8ntOKeuDWy+KV mi4x3SkqexNvyCGnZxvCShCSHeaAunKqRgj2eKv/PzaXgYSb2VQ+7BrHTQqte8nHvZ78 P56XcvHqrHjSAg5Pn9fF9IZus6XMqIG1xWfY2gM8tt91LwYZdEbRNCK7Cq1B1J/065Ws fVxCf3T2m89ceSFJ/CXk5ANE6+AjcNVsPjjYSrZAaTmaUmuJwu4tn27DQyQWAIanrog7 TKTtjbxdMgwTxUbcG5ojZ8Q5sFFNgeSPgQEdEl8m4ycfjXUJnrvfxOcSBCa619ZvJK8C 6rpQ== X-Forwarded-Encrypted: i=1; AFNElJ+cSTWHX86dU/gxhgYr/cKjC/FDQFzDKmYuwCpAXPemSLWECrDJa0vJUP7K/wqeGxFB1WtrTCtFT9CASDk=@vger.kernel.org X-Gm-Message-State: AOJu0YzC33j54InznGCOhyaIyQmgTnix0OXIg/WuLzS1FLoaCj2wVu46 hWV2X2VUX285CmdbqE+vY+orFuofXJOWWEq6++PaD6sMMZrYyxiT+ZArT21PGvUi5IbD8OtAxIy xsw== X-Received: from pjsc7.prod.google.com ([2002:a17:90a:bf07:b0:36b:8d13:c936]) (user=praan job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:50cb:b0:36a:d51d:42ef with SMTP id 98e67ed59e1d1-36bbcd86035mr3204141a91.13.1780054452415; Fri, 29 May 2026 04:34:12 -0700 (PDT) Date: Fri, 29 May 2026 11:34:08 +0000 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.54.0.823.g6e5bcc1fc9-goog Message-ID: <20260529113410.491538-1-praan@google.com> Subject: [PATCH 0/2] iommu/vt-d: Fix issues on probe error path From: Pranjal Shrivastava To: iommu@lists.linux.dev, linux-kernel@vger.kernel.org Cc: David Woodhouse , Lu Baolu , Joerg Roedel , Will Deacon , Robin Murphy , Kevin Tian , Samiullah Khawaja , Pranjal Shrivastava Content-Type: text/plain; charset="UTF-8" This series addresses two pre-existing issues in the Intel VT-d driver's probe error path. These issues were identified by Sashiko during the review of the ATS series [1]. The first patch fixes an RB-tree corruption that occurs when probing non-ATS devices. The second patch fixes a UAF by ensuring the per-device private data pointer is cleared before freeing memory on failure. [1] https://sashiko.dev/#/patchset/20260525184347.4059549-1-praan@google.com?part=4 Thanks, Praan Pranjal Shrivastava (2): iommu/vt-d: Fix RB-tree corruption in probe error path iommu/vt-d: Fix Use-After-Free in probe error path drivers/iommu/intel/iommu.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) -- 2.54.0.823.g6e5bcc1fc9-goog