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[23.128.96.19]) by mx.google.com with ESMTPS id e192-20020a6369c9000000b0039daaf67c60si2770116pgc.478.2022.04.15.19.09.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Apr 2022 19:09:02 -0700 (PDT) Received-SPF: softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) client-ip=23.128.96.19; Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 4FEB1140DDE; Fri, 15 Apr 2022 18:26:57 -0700 (PDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230029AbiDODzg (ORCPT + 99 others); Thu, 14 Apr 2022 23:55:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45056 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347119AbiDODzf (ORCPT ); Thu, 14 Apr 2022 23:55:35 -0400 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2DC679F6D1 for ; Thu, 14 Apr 2022 20:53:08 -0700 (PDT) Received: by mail-il1-f197.google.com with SMTP id v14-20020a056e020f8e00b002caa6a5d918so4167679ilo.15 for ; Thu, 14 Apr 2022 20:53:08 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=U6CTm5B28M4afqEsb8LPbBd2WBwUyyQSnNk1TL0GxsY=; b=5w08xXGbLixslCGJw5SsqUUXsIMzEG4+EeX+ijq+A+o4nnoV72MIf0Qkmp+kmNabGV Ocl+TH/h2iTnQhev3P9OYTfkf6HGzbJr+dDhf6EQ6nRKxWMt6pPyxwIRg6VdsmjsTXgM MZdhhiPuqOZOXYBZ8rBciuhd5ExS0v4PbZTl1SOLsc/qnYFwMQoZvzI7AfBDGHiG5UXs /RlT3jjNFYqEFJKom/oWOHsDaSEy5gWwicakcyKWT52ZC8UGRhpyK2gW78Fp2CbwXEpk sDit7oQG0te/7o/9Nu8SIAJzh/i0A2N6aOOMM4+sgp5vZLxutMmghHYTiC38w2g6AObA wH3w== X-Gm-Message-State: AOAM532HiZIYfREEfgACK6fJPyfFsScYTqMnwpHMqRGCneWYz1OFGfQM ENtrYkYlALANi+AKU9HMA+fs/xPamhH+kRZQiiLMogK95V5U MIME-Version: 1.0 X-Received: by 2002:a6b:1495:0:b0:645:b115:611c with SMTP id 143-20020a6b1495000000b00645b115611cmr2564723iou.199.1649994787553; Thu, 14 Apr 2022 20:53:07 -0700 (PDT) Date: Thu, 14 Apr 2022 20:53:07 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000031879e05dca9594a@google.com> Subject: Re: [syzbot] KMSAN: uninit-value in ax88179_led_setting From: syzbot To: arnd@arndb.de, dan.carpenter@oracle.com, davem@davemloft.net, glider@google.com, jackychou@asix.com.tw, jannh@google.com, jgg@ziepe.ca, k.kahurani@gmail.com, kbuild-all@lists.01.org, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, lkp@intel.com, netdev@vger.kernel.org, pabeni@redhat.com, paskripkin@gmail.com, phil@philpotter.co.uk, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=0.6 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RDNS_NONE, SORTED_RECIPS,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+d3dbdf31fbe9d8f5f311@syzkaller.appspotmail.com Tested on: commit: 33d9269e Revert "kernel: kmsan: don't instrument stack.. git tree: https://github.com/google/kmsan.git master kernel config: https://syzkaller.appspot.com/x/.config?x=d830111cc3be873 dashboard link: https://syzkaller.appspot.com/bug?extid=d3dbdf31fbe9d8f5f311 compiler: clang version 14.0.0 (/usr/local/google/src/llvm-git-monorepo 2b554920f11c8b763cd9ed9003f4e19b919b8e1f), GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=151cb868f00000 Note: testing is done by a robot and is best-effort only.