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=-10.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 C1B1EC2D0A8 for ; Sat, 26 Sep 2020 06:59:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8237A208FE for ; Sat, 26 Sep 2020 06:59:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="EvSNzB5a" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729047AbgIZG7W (ORCPT ); Sat, 26 Sep 2020 02:59:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37548 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726210AbgIZG7V (ORCPT ); Sat, 26 Sep 2020 02:59:21 -0400 Received: from mail-pg1-x543.google.com (mail-pg1-x543.google.com [IPv6:2607:f8b0:4864:20::543]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2EA3C0613CE for ; Fri, 25 Sep 2020 23:59:21 -0700 (PDT) Received: by mail-pg1-x543.google.com with SMTP id 7so4265651pgm.11 for ; Fri, 25 Sep 2020 23:59:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding:content-language; bh=x+w8mC5uh7lhThmDKLQTnM7Vp+EwquhpIaBsAyJi/Us=; b=EvSNzB5aXtjrzf4t4vxjwfn6z67Db2P+sSUtOWsU/WL5YbOMA5V7xzyD15OuwUCXMa utL367Q2VoYCHqmCDLuQ1eZ8tGLsqNx9sUpZ40WnA8sVAZ08hh8fSbV7KEuRo+lrilCN UPWVuxWtzWdXyJ5zBM6okFfsUX3gIWbg9tItj3nrC+AsfHez/n0mMTFWBOqKLmL2tElt C1EkT21V+whWfrl0w1W0HbUCR9iukAcPBqn4FtunIcaUIQDdmpzFJP2exRBLbpbYIZzs DC09KIZsK6m63tutAoGI9SRoiCNfBkBHRkALHMX5cLoUaHPKdW4G9WmHIXCa0kGEVV4Z yH9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=x+w8mC5uh7lhThmDKLQTnM7Vp+EwquhpIaBsAyJi/Us=; b=mtyvukDaTEmcGxa1Pu4hAGN8mf50XXYwMa1scHGgzDx91N2HgwtwbaqH3XwLW7+BpM KqShvgQhQE+ok9sdm012yzYQ5Q37+Jyx2INSRDCSC5EuFCKmfYq/CYmlYHtEyAWpUBAV D1GIun+Hjb5LSYV57De2UBdVmy1e3mLBydwSjmL4tj8sXnq1/0swuAInJwedU4qNCuf/ REHBRvhyKcSdawbn14iMhdW8yHPmFkAj+2M2hN1KATFspmA6u+xnn1Vx12YWxyUHAOYk N6gIMDgnHWNnRHqBvO/i7fbFxjEcKofezcXVIzKzGCyf8Ws0qfpQ5i1UAnyJXPOCXg+B sS/w== X-Gm-Message-State: AOAM531CFxyxoYcF5ppNqzYGO0E+BSBMwPN8oQzNAsB+SRn779cHOXl7 kwXsDNM3uIG2eg7XqTYax8k= X-Google-Smtp-Source: ABdhPJydWziZKnB781wBUGUPyi+qSrJHGONVRL1BJ7DKwODQ2ZsC+KMRWHife/gTBfmWSXryOpKGZA== X-Received: by 2002:aa7:941a:0:b029:142:2501:34dc with SMTP id x26-20020aa7941a0000b0290142250134dcmr2621144pfo.53.1601103560937; Fri, 25 Sep 2020 23:59:20 -0700 (PDT) Received: from [192.168.0.104] ([49.207.212.24]) by smtp.gmail.com with ESMTPSA id w19sm4622501pfq.60.2020.09.25.23.59.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 25 Sep 2020 23:59:20 -0700 (PDT) Subject: Re: KMSAN: uninit-value in rt2500usb_probe_hw To: Dmitry Vyukov Cc: Alexander Potapenko , syzkaller-bugs , LKML , linux-kernel-mentees@lists.linuxfoundation.org, syzbot , Andrey Konovalov References: <000000000000b8d3ef05b02efa93@google.com> From: Anant Thazhemadam Message-ID: Date: Sat, 26 Sep 2020 12:29:15 +0530 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: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 26/09/20 12:23 pm, Dmitry Vyukov wrote: > On Sat, Sep 26, 2020 at 5:25 AM syzbot > wrote: >> Hello, >> >> syzbot has tested the proposed patch and the reproducer did not trigger any issue: >> >> Reported-and-tested-by: syzbot+35c80b2190255a410f66@syzkaller.appspotmail.com >> >> Tested on: >> >> commit: c5a13b33 kmsan: clang-format core >> git tree: https://github.com/google/kmsan.git master >> kernel config: https://syzkaller.appspot.com/x/.config?x=41fca8ac7f9e770a >> dashboard link: https://syzkaller.appspot.com/bug?extid=35c80b2190255a410f66 >> compiler: clang version 10.0.0 (https://github.com/llvm/llvm-project/ c2443155a0fb245c8f17f2c1c72b6ea391e86e81) >> >> Note: testing is done by a robot and is best-effort only. > Hi Anant, > > I see you are testing lots of USB bugs. USB subsystem is currently > broken, testing of any USB bugs will give false "no crash" results, > see: > https://lore.kernel.org/linux-kernel-mentees/CACT4Y+YmbmrH9gCCnCzP-FYa-dKxx9qhKZ+RQxi1f-+Hoj1SUg@mail.gmail.com/ Oh, I see. Thank you for letting me know. I'll be sure to keep that in mind, until I hear otherwise. :) Thanks, Anant