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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4D4AFC2D0A3 for ; Mon, 9 Nov 2020 18:08:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E2D002067D for ; Mon, 9 Nov 2020 18:08:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="OaLO5QPX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730449AbgKISIu (ORCPT ); Mon, 9 Nov 2020 13:08:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729570AbgKISIr (ORCPT ); Mon, 9 Nov 2020 13:08:47 -0500 Received: from mail-il1-x12d.google.com (mail-il1-x12d.google.com [IPv6:2607:f8b0:4864:20::12d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2F8D4C0613D4 for ; Mon, 9 Nov 2020 10:08:46 -0800 (PST) Received: by mail-il1-x12d.google.com with SMTP id q1so9161807ilt.6 for ; Mon, 09 Nov 2020 10:08:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=j47aCS29776hDsXzBL5Yato2CFnib/+OBUg4G/BADhg=; b=OaLO5QPX4GFQhPXneAkdIQLvlkZ6S/SqSMH5aC6AKlbOb8oEh23O047VONbDWDo4vm 7DaanMHctyjub7jt3JnIUY0m7MXYHx13U+Zj4cUn4qyMR7YBqBCBV9tsoSMMdShUFvTZ UpzIPsvJjjQwsArjfnOitmP3EPzpzHZXPq2+WLzE1xJnC5OngZ0pE9LU0OXtv7ahXLxT yrFq6DFO+zOj3C64NqKYprcDi9vNOS6bveANJsfX7TZETmko76lP/O/eWPHukDo+IAIA PutdVIfcTKYzGdGKWN5KQJflVlB5VheL7tvr1MMWx3KM6xPK65H1+agvbjBgjm2JtP4S AzXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=j47aCS29776hDsXzBL5Yato2CFnib/+OBUg4G/BADhg=; b=RWushsfdx/hmUAzc2ygcBvhZSgFdhaVF2c9wTZlLYhYQg4nfrCyIfs1FT8r+mJSdss cO5+w9PwCPpXQzn5izmcsPknTG40CmKQh80Cp/rNVphtOhvJ/lt+ILrHi6qKTigaRqFg InoqSyvFP2AswWWgGQEIWvBxKywogg4CwrX1VUeEnEbCYZfPxrnHzBY7IvR8n0v1zkTb tJcCRkGstVi/fyWRhn0YYbBWKGEwU5sU00W/J8uLhWGatVnNYnOXIpGNlRrm2Hgu6rD0 ZO/ti8KQ6xrUNXkbIDYrDf05zOdfjx8PmkfJb+8mkQiy9Qiz86DnUjnVTvb/kbT8Qvag s+1Q== X-Gm-Message-State: AOAM532r8Txq03icws6dgyA2z7HL+2lTUpMcN13jRfhu5RE9tYHHtPHT kDBRU90+uPiWkO/DP5Ug69kazA== X-Google-Smtp-Source: ABdhPJy5w6MmOQcsBjeteqExZt3kI6+IfQSGLHX68AfxXahU++pOfbmyfo3sEuMDpf2Vc0iZr5zK9g== X-Received: by 2002:a92:d3c1:: with SMTP id c1mr11449523ilh.271.1604945325477; Mon, 09 Nov 2020 10:08:45 -0800 (PST) Received: from [192.168.1.30] ([65.144.74.34]) by smtp.gmail.com with ESMTPSA id a13sm4036704ilh.0.2020.11.09.10.08.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 09 Nov 2020 10:08:44 -0800 (PST) Subject: Re: KASAN: slab-out-of-bounds Read in io_uring_show_cred To: syzbot , io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk References: <00000000000028115c05b3b06bbd@google.com> From: Jens Axboe Message-ID: Date: Mon, 9 Nov 2020 11:08:44 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <00000000000028115c05b3b06bbd@google.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org #syz dup: general protection fault in io_uring_show_cred -- Jens Axboe