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 BE02CCDB47E for ; Fri, 20 Oct 2023 11:22:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377034AbjJTLWJ (ORCPT ); Fri, 20 Oct 2023 07:22:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59034 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1377058AbjJTLWI (ORCPT ); Fri, 20 Oct 2023 07:22:08 -0400 Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E2891A8 for ; Fri, 20 Oct 2023 04:22:06 -0700 (PDT) Received: by mail-pl1-x629.google.com with SMTP id d9443c01a7336-1c9d132d92cso1088365ad.0 for ; Fri, 20 Oct 2023 04:22:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1697800926; x=1698405726; darn=vger.kernel.org; h=content-transfer-encoding:subject:from:cc:to:content-language :user-agent:mime-version:date:message-id:from:to:cc:subject:date :message-id:reply-to; bh=4rTFX0HePMxmm59yWtqEmi9jCOfTug26aa9CcqvS4Do=; b=dacdo/bjGQLCl9FUmncLAZZfty5T7jXkBD7FYMA70VxtrR81ZFjn0cViweR2c+CNXg /ShR5yNie9A4Bd869RcUYRmjiOMAZISDSCBDBAl8LBz/8dckkrGjnuz5K39/8ZHFZiaJ 6vdCXSXryoSyMPeOrtv4TgQnuUB8HBfqKzF/NKswCxkI1IjlweD01NSL/uFBkiLhB2m3 rtR5H6ci1jM1Qn0QwrGC7luBfBI4fw5u09Y93k1O6Rr5V3UqLm84qyIVqtdKE7wZexbU HDKBGzJZrbbpsw2XaU1/3BpKd31e14WUJlNM8saABm6EgGiKVxtBXWhO38HPJqiP0PuR xYdg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697800926; x=1698405726; h=content-transfer-encoding:subject:from:cc:to:content-language :user-agent:mime-version:date:message-id:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=4rTFX0HePMxmm59yWtqEmi9jCOfTug26aa9CcqvS4Do=; b=dqGBVDYcMhwVP1kCRjXuLdelQ0fyQIurxKjw9ad6723LAQXrRhquYPJO2gvaJQhSid ctuQPoncZ22wUQbj1kMD5VVYaCYdWA+N5REDd8aSWGijfUAJR9QUi5oOnnJ3TW3y9WKT ASQf7Lyem3SMh4CEBdxotltbe0e2vSM4R/duuEcqkQsZ3JDNHw1JgXcjMCRljqkBzanu 9odKmAqblFsswnImHmnJggTA7yjCw9gjUJc+pKPB/vBbT6NGK2HXR9x3IQMCMbdutNTP H610BdhrjOF9aSFBMSb7SQwDQ3MwaRoeaRDjJnY4p94hAd4JIq5j8dMXKEDqcrYPpUK7 BDKg== X-Gm-Message-State: AOJu0Yxx+71OrCYtF53xJmSL4zxGmGw06FpBoYiL3d7GcV8y+lT0fQAj 08dD3B980+liB2BSjf28+oc9NZ0Z4jmAkTkurvjBdA== X-Google-Smtp-Source: AGHT+IEtvLDc/sZbubY9IzWMmcjyalebWY2EVhxYcwWS//sppi7kcLwfB4Trt1/Fkhh2/J8ZCfyBXw== X-Received: by 2002:a17:903:23c7:b0:1c6:9312:187 with SMTP id o7-20020a17090323c700b001c693120187mr1528876plh.3.1697800925876; Fri, 20 Oct 2023 04:22:05 -0700 (PDT) Received: from [192.168.1.136] ([198.8.77.194]) by smtp.gmail.com with ESMTPSA id je17-20020a170903265100b001c728609574sm1311723plb.6.2023.10.20.04.22.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 20 Oct 2023 04:22:05 -0700 (PDT) Message-ID: <9ca5fb73-74c5-40f4-9107-0d3b406fd9c7@kernel.dk> Date: Fri, 20 Oct 2023 05:22:04 -0600 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: Linus Torvalds Cc: io-uring From: Jens Axboe Subject: [GIT PULL] io_uring fix for 6.6-rc7 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Hi Linus, Just a single fix for a bug report that came in, fixing a case where failure to init a ring with IORING_SETUP_NO_MMAP can trigger a NULL pointer dereference. Please pull! The following changes since commit 0f8baa3c9802fbfe313c901e1598397b61b91ada: io-wq: fully initialize wqe before calling cpuhp_state_add_instance_nocalls() (2023-10-05 14:11:18 -0600) are available in the Git repository at: git://git.kernel.dk/linux.git tags/io_uring-6.6-2023-10-20 for you to fetch changes up to 8b51a3956d44ea6ade962874ade14de9a7d16556: io_uring: fix crash with IORING_SETUP_NO_MMAP and invalid SQ ring address (2023-10-18 09:22:14 -0600) ---------------------------------------------------------------- io_uring-6.6-2023-10-20 ---------------------------------------------------------------- Jens Axboe (1): io_uring: fix crash with IORING_SETUP_NO_MMAP and invalid SQ ring address io_uring/io_uring.c | 6 ++++++ 1 file changed, 6 insertions(+) -- Jens Axboe