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=-0.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 8AB48C432C3 for ; Sat, 16 Nov 2019 17:42:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6CFFB214DE for ; Sat, 16 Nov 2019 17:42:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727999AbfKPRmC (ORCPT ); Sat, 16 Nov 2019 12:42:02 -0500 Received: from mail-io1-f71.google.com ([209.85.166.71]:57066 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727532AbfKPRmB (ORCPT ); Sat, 16 Nov 2019 12:42:01 -0500 Received: by mail-io1-f71.google.com with SMTP id u6so9798835ion.23 for ; Sat, 16 Nov 2019 09:42:01 -0800 (PST) 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=EWN//L91CyTslFFeakj+mgyvWWWFpOQoVBvfSDcuags=; b=i2jZddc1w2lD/SmkiRaynZlggnrfPIWj0D1lIFW8m/oOrkBoTe/32RQ+Vh08JT5jGt TbsPW25qtO8VltkiVjG8k341FE0w2XDGni39sayxDJ4kiIC4SkoptLw60+xMNaIsVn3r RZOGZH4/9oIn3LvMjEHZgId1ci7TlJGHkUR+J+09LAsbaPaBn1b8vyOzNDZkpdsqZWws yyCzsR35zynUvnaQy1SQfPY+p1Hf3/y8Q/KegLXQFBxFETfSJ3SyLK+Ve/BdCHwQQeFl UT+sCHgGhY0uqG/AkMYkO0JKbpaZeaFUSvBT2r+1hmIPTUHyj6L1Ppk5h+ETz3HlahyQ IcfQ== X-Gm-Message-State: APjAAAXpoCjrQhATbnFqUZMs972FZW0CnmQbdevDriLLtR/l6tAujO5x U1hjCXACFojgIuMpwOnTd1tp0OkTiZarWDZ3AGq4IJugjllX X-Google-Smtp-Source: APXvYqyPXHr27XD9qFJx9csZgs2fVi5n7W3qz+3U4f6wnRc6QocEac5JBhTcWn6Bcp6WcLpjvOUYRZWSU1CzyYJ7kWmiELv609xh MIME-Version: 1.0 X-Received: by 2002:a92:dd12:: with SMTP id n18mr7609659ilm.9.1573926120871; Sat, 16 Nov 2019 09:42:00 -0800 (PST) Date: Sat, 16 Nov 2019 09:42:00 -0800 In-Reply-To: <000000000000675cea057e201cbb@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000056b92d05977a3b19@google.com> Subject: Re: BUG: unable to handle kernel paging request in slhc_free From: syzbot To: akinobu.mita@gmail.com, akpm@linux-foundation.org, davem@davemloft.net, dvyukov@google.com, linux-kernel@vger.kernel.org, mhocko@kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tejaswit@codeaurora.org, torvalds@linux-foundation.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot has bisected this bug to: commit e41d58185f1444368873d4d7422f7664a68be61d Author: Dmitry Vyukov Date: Wed Jul 12 21:34:35 2017 +0000 fault-inject: support systematic fault injection bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=144b8772e00000 start commit: 8fe28cb5 Linux 4.20 git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=164b8772e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=124b8772e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=7d581260bae0899a dashboard link: https://syzkaller.appspot.com/bug?extid=6c5d567447bfa30f78e2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=136130fd400000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1607c563400000 Reported-by: syzbot+6c5d567447bfa30f78e2@syzkaller.appspotmail.com Fixes: e41d58185f14 ("fault-inject: support systematic fault injection") For information about bisection process see: https://goo.gl/tpsmEJ#bisection