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 0B02CC433F5 for ; Sat, 26 Mar 2022 12:11:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232829AbiCZMMh (ORCPT ); Sat, 26 Mar 2022 08:12:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35554 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231293AbiCZMMf (ORCPT ); Sat, 26 Mar 2022 08:12:35 -0400 Received: from mail-lf1-x12f.google.com (mail-lf1-x12f.google.com [IPv6:2a00:1450:4864:20::12f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9A2ED62A00; Sat, 26 Mar 2022 05:10:58 -0700 (PDT) Received: by mail-lf1-x12f.google.com with SMTP id bq24so1495272lfb.5; Sat, 26 Mar 2022 05:10:58 -0700 (PDT) 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=Ll5knS5YA52Kc4SbaRYixAUy03BOBNgYGFoMKYNZTIg=; b=bIWm3xtJfUJmweXArCFB/6GKKm4CDtfED0ixkIKU9Vg0UNlwQmdC2lwTKeV0EYKCAg 41ypveRNCpWi+SOlXU9zgvN1g1R7Wu8U0S1jTgZDiaQOAUDhcPmg3dxmG88sxZhHKlB1 7Ze/HNL5FG7OHuNgI0oE02V1LC7oGI0eYwP17iMj/9JJ4p2Hm1smAsAp9oPqFcvEaWNl rKor25c60uk8vDm4uOkIyuRCpjV/Bpt8dye4motVtG595QXprTU+4zQ+lxzhp6cNMobP 3kfZoS4wkoWTcaB6QFJequjpuT+24FpOK6cJ2mlKvOilndmvtC6a0aJN59S1IotvgDN0 YT4Q== 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=Ll5knS5YA52Kc4SbaRYixAUy03BOBNgYGFoMKYNZTIg=; b=WVvf9bMlVtITLqmJvaVGN3TQv1t6+Hmq8m2QTaDraFSiSaMjhCAu0RBjzbbDGv1eUH lPRN36AxQNjTAtuRka3yz4V4uj5p2584Pbu4SJqjik4LCBUa+WYOAkVKGwP/ifk3Z3on 7wCBqezaF+EKyAI06ZAY0VT1q8WlxWgutEdjCIaZibSAvzGgenN5sX5KWigz2vRNor9Y 0YfI0a3hD5ErdnKRvPIWqa1F8/VUKm1rmwF46ogIXRHZ7vCKqd0GhO7bk4MBMnQImq23 GYRXN8/S1H8T5ZmVSPaUsS+eW/5hDc5Lo7xT16GcO2wOmo6YZkyozQd1MighZ+t7PlWQ 8Cgw== X-Gm-Message-State: AOAM533V7HvbfM5MXghJNdK12/8ZYC3oIAYGvQzJU/K/zX0x8d8pGEvt 9gQoW88BnOErLzM3yjsw8C4= X-Google-Smtp-Source: ABdhPJwj+mzvxH9OfMNHs/OW5zJhrbfF6E3JAuD0uNtIYYFvw/Dpa9LIUM+AedD1YYxDgVs9BW0YQg== X-Received: by 2002:a05:6512:22cd:b0:44a:6d2c:8b9f with SMTP id g13-20020a05651222cd00b0044a6d2c8b9fmr7855962lfu.142.1648296656622; Sat, 26 Mar 2022 05:10:56 -0700 (PDT) Received: from [192.168.1.11] ([94.103.225.225]) by smtp.gmail.com with ESMTPSA id b36-20020a0565120ba400b0044a245f918esm1041607lfv.232.2022.03.26.05.10.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 26 Mar 2022 05:10:55 -0700 (PDT) Message-ID: Date: Sat, 26 Mar 2022 15:10:54 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.7.0 Subject: Re: [syzbot] KMSAN: uninit-value in ax88179_led_setting Content-Language: en-US To: David Kahurani , davem@davemloft.net, jgg@ziepe.ca, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, netdev@vger.kernel.org, phil@philpotter.co.uk, syzkaller-bugs@googlegroups.com, syzbot+d3dbdf31fbe9d8f5f311@syzkaller.appspotmail.com, arnd@arndb.de References: From: Pavel Skripkin In-Reply-To: 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 Hi David, On 3/26/22 14:47, David Kahurani wrote: > Same here. My apologies. > > On Sat, Mar 26, 2022 at 2:28 PM David Kahurani wrote: >> >> Hello, >> >> syzbot found the following issue on: >> >> HEAD commit: 85cfd6e539bd kmsan: core: delete kmsan_gup_pgd_range() >> git tree: https://github.com/google/kmsan.git master >> console output: https://syzkaller.appspot.com/x/log.txt?x=12d6c53c700000 >> kernel config: https://syzkaller.appspot.com/x/.config?x=b9807dd5b044fd7a >> 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 >> >> Based off a previous patch to fix a similar issue. >> ------------------------- Looks sane. Can you, please, send it as proper patch with explanation in commit message and with a bit cutted log, since full ->probe() calltrace is not interesting :) With regards, Pavel Skripkin