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[2620:137:e000::1:20]) by mx.google.com with ESMTP id 4-20020aa79204000000b005056d85e53dsi9662208pfo.163.2022.04.11.19.22.14; Mon, 11 Apr 2022 19:22:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237536AbiDIImR (ORCPT + 99 others); Sat, 9 Apr 2022 04:42:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52714 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238963AbiDIImQ (ORCPT ); Sat, 9 Apr 2022 04:42:16 -0400 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D850915A29 for ; Sat, 9 Apr 2022 01:40:09 -0700 (PDT) Received: by mail-io1-f69.google.com with SMTP id u10-20020a5ec00a000000b00648e5804d5bso7119284iol.12 for ; Sat, 09 Apr 2022 01:40:09 -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=/bp4t45uO/UCmdMLVdMnZLdvzrBnqeP3SYAoylwRLZw=; b=w7Fg+Ic8+HGZVnJ9vidc+CQ+qcNceEdPpVFyufsVeBGAehkU+l9ZOoOlQGqRCk9HHa h17rAZhZXE3u2AOvHVxX29+vLFCMNRKS0BX+AboyZvgvdsqQia3FpIo+rtMfPKQnBYRC +UJQAVtnhO+60/EwQv2zH9eF9LB9FmLxFmexA2EPjL7NO46R/UBEd3TI1wN22jtmVE0j /zCqKKxR9O6gw03EKtSVl7LydDMDBpchTfbyFBM1Toz0XJo9eN+ieeHJqqp2K3FX0pzj CSzqbHpFWcx8OHkHM64Gb3hEB5AhFJGM5kVdtCifUi+4ziuwW53fVmZ0aZA+eFo16QtL ZX6w== X-Gm-Message-State: AOAM531KeJQqLty3nr5NF2GBDKh5KnCxBPbAGLMrZcUGptJYcaGeRmm+ Y5kzOTv2+XQSLpqerLkGCC0lqqkZiqdpNUtDfM9MtuCAsTyd MIME-Version: 1.0 X-Received: by 2002:a05:6638:22c5:b0:321:32af:3191 with SMTP id j5-20020a05663822c500b0032132af3191mr11229623jat.116.1649493609172; Sat, 09 Apr 2022 01:40:09 -0700 (PDT) Date: Sat, 09 Apr 2022 01:40:09 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a2518505dc34a817@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=0.8 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SORTED_RECIPS,SPF_HELO_NONE,SPF_PASS,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=1130ceb7700000 Note: testing is done by a robot and is best-effort only.