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 5A553C433F5 for ; Sat, 25 Dec 2021 11:16:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231509AbhLYLQD (ORCPT ); Sat, 25 Dec 2021 06:16:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37186 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231484AbhLYLQC (ORCPT ); Sat, 25 Dec 2021 06:16:02 -0500 Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A680EC061401; Sat, 25 Dec 2021 03:16:01 -0800 (PST) Received: by mail-lf1-x12b.google.com with SMTP id x21so24025426lfa.5; Sat, 25 Dec 2021 03:16:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :references:from:in-reply-to:content-transfer-encoding; bh=jD3Ho49ZXVfN6HlbKxzdGSI6sz6nWNyLf9zcGh6i8pk=; b=bvQ1dMcEqw0yfAIAJZhBI4hSQrXQDRvrQdCHqD1vyeg/pceL0cduJSPLXOwW7MDAOx IUIt6P1SmR9bBsd0sDlno33k5NMM/ohOOd6sEnBFldx+lzb5pAItCz/cnlz7FJCUek/o /p12JJStViW5vfzuS1qXXof0SShP1I70C2rGFXJIlM3t52A0nnOs5sTRhBJBlUTbA9f/ ms1KuDX+I8v2FUkBH6KgwppAbeg5SysCfzbQiFRmVfRXKUuJl2vei+lVebl5+7tqTj43 YxDPoQ9ZUfXcm3g4K0H7Lpv++J+bRM+OqvM9/4FP1ZIPGaDPsvRCvcdNCB2aHeSbjmX0 UjZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:references:from:in-reply-to :content-transfer-encoding; bh=jD3Ho49ZXVfN6HlbKxzdGSI6sz6nWNyLf9zcGh6i8pk=; b=axvOD2Fp72Te4MlRnPsyrF48TxxZxjSd8lpxRDVWEYO/S6TZEDJiIl+jxiBWgdvgP7 21mZMefgZ1YtFA2GdVVMqbqTlSL1Pkc4RHj+ZR+VanaJokoIGpSDh0Igcn1Yl3jzYdxS Cyu6mJR854PMxkQXsSjaJPScCDBR3z+YbZaybYyru4QY9M/MitfXCHnJKaQaqwGz3w4f AJ/VWkEbDcJTooqUp1bGtMnZGls96s3wS20RtxckbF00w+23/Kccw9iYxTmAY15gG24n Rpws00ugzM3lKgHv6QddaZvhQa4mxSXtsgcKK4k/OYAU+ViAt/2nUbfY6SIlsv1Ubkpt V+vQ== X-Gm-Message-State: AOAM5326dtnQhIroshZIt5YWKvER1nAVHu5fZmKZHI+0cVvInjd7IwXG ZhYVFzMy/BJuuv035VmMCbw= X-Google-Smtp-Source: ABdhPJwvYB0w3n8Ru3efRBiK7m5ojAAr3OM0vWrkkFa2fkcpgQfKuQ3nnAJlFknilSRiF+cdPZVAcw== X-Received: by 2002:a05:6512:30f:: with SMTP id t15mr5280604lfp.650.1640430959306; Sat, 25 Dec 2021 03:15:59 -0800 (PST) Received: from [192.168.1.11] ([94.103.235.97]) by smtp.gmail.com with ESMTPSA id s4sm1016787ljp.40.2021.12.25.03.15.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 25 Dec 2021 03:15:58 -0800 (PST) Message-ID: <45e8c415-8aa1-7a2a-c435-3e014f3856eb@gmail.com> Date: Sat, 25 Dec 2021 14:15:57 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [syzbot] KMSAN: uninit-value in ax88772a_hw_reset Content-Language: en-US To: syzbot , andrew@lunn.ch, davem@davemloft.net, glider@google.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux@rempel-privat.de, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <0000000000005fb57e05d1620da1@google.com> From: Pavel Skripkin In-Reply-To: <0000000000005fb57e05d1620da1@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/22/21 18:12, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: 412af9cd936d ioremap.c: move an #include around > git tree: https://github.com/google/kmsan.git master > console output: https://syzkaller.appspot.com/x/log.txt?x=136fb126b00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=2d142cdf4204061 > dashboard link: https://syzkaller.appspot.com/bug?extid=8d179821571093c5f928 > compiler: clang version 14.0.0 (git@github.com:llvm/llvm-project.git 0996585c8e3b3d409494eb5f1cad714b9e1f7fb5), GNU ld (GNU Binutils for Debian) 2.35.2 > > Unfortunately, I don't have any reproducer for this issue yet. > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+8d179821571093c5f928@syzkaller.appspotmail.com > > asix 4-1:0.0 (unnamed net_device) (uninitialized): Failed to enable software MII access > asix 4-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 > asix 4-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0016: -71 > asix 4-1:0.0 (unnamed net_device) (uninitialized): Failed to write reg index 0x0000: -71 > asix 4-1:0.0 (unnamed net_device) (uninitialized): Failed to enable hardware MII access #syz fix: asix: fix uninit-value in asix_mdio_read() With regards, Pavel Skripkin