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=-8.8 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 72156C433E5 for ; Sun, 26 Jul 2020 09:57:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 56EBE2065C for ; Sun, 26 Jul 2020 09:57:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727113AbgGZJ5H (ORCPT ); Sun, 26 Jul 2020 05:57:07 -0400 Received: from mail-il1-f198.google.com ([209.85.166.198]:54711 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726909AbgGZJ5G (ORCPT ); Sun, 26 Jul 2020 05:57:06 -0400 Received: by mail-il1-f198.google.com with SMTP id d18so9233661ill.21 for ; Sun, 26 Jul 2020 02:57:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=M+lItSmzANKwPOA/FLnsRuuzLx9O8sKK2O7ztiuewsw=; b=jU+2LZKum9tuB+GPpJHbIGrFYt8g002lkZjeF1U7ggrOJi6bd11Hqgt04pZb1TEf3s TCH1599ysQjgj//nbSxGEXCd6c0UzIhskUorc5p+r9fzZJaxVCkz/UpBt+ati6rixv4s Xad2o95Am7IkCKc/Dzs0cCr5jwBb/Td62eJGDXf+vrkEScRWRZo4cZC10QcOkqgxE2wz e00ulbNNR+/x9IEj6SGlCxmGSB+/ejMjZDsCFd9S7qMpiVYIiFTjHjuSFDK9HgF3sm34 DdBJjzfbyg6PCwRsc001FQMAvVfF5OLcLJ4cSjaJCvJv+39i7l912QOhez+Xt2Z8Kwu2 XXXQ== X-Gm-Message-State: AOAM530xOKAWSjWduW+VhWwuaAC7aqf2qwjnDgSRKRF5Qnf/JETM8TsN OUeqN03CIrVEtmbZiAFWO8r6xe43OT8BThLorwM6CvpdrwVk X-Google-Smtp-Source: ABdhPJzTKAuBrLOcNZShjjC5K+KAmmPmtsbgfXbsIB9MoOqOOoq6/meN+p4dsSnL857g+Eev4GfZNXcqIkmPJyR9BymjGF4MALae MIME-Version: 1.0 X-Received: by 2002:a05:6638:1495:: with SMTP id j21mr20749916jak.136.1595757425808; Sun, 26 Jul 2020 02:57:05 -0700 (PDT) Date: Sun, 26 Jul 2020 02:57:05 -0700 In-Reply-To: <000000000000a376c105a8313901@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000083581705ab553aab@google.com> Subject: Re: KASAN: use-after-free Read in __smsc95xx_mdio_read From: syzbot To: Markus.Elfring@web.de, UNGLinuxDriver@microchip.com, davem@davemloft.net, dingxiang@cmss.chinamobile.com, hdanton@sina.com, kuba@kernel.org, linus.walleij@linaro.org, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, netdev@vger.kernel.org, steve.glendinning@shawell.net, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit 7e23ab72e73bc601b4cf2983382691d9f165c8d1 Author: Ding Xiang Date: Mon Mar 30 07:56:26 2020 +0000 pinctrl: nomadik:remove unneeded variable bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13cfe3a0900000 start commit: 7ae77150 Merge tag 'powerpc-5.8-1' of git://git.kernel.org.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=d195fe572fb15312 dashboard link: https://syzkaller.appspot.com/bug?extid=a7ebdb01bb2cc165cab6 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17046c66100000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=140a8a3e100000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: pinctrl: nomadik:remove unneeded variable For information about bisection process see: https://goo.gl/tpsmEJ#bisection