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=-0.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 1299DC2BCA1 for ; Fri, 7 Jun 2019 03:25:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E801520868 for ; Fri, 7 Jun 2019 03:25:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726723AbfFGDZB (ORCPT ); Thu, 6 Jun 2019 23:25:01 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:42493 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726589AbfFGDZB (ORCPT ); Thu, 6 Jun 2019 23:25:01 -0400 Received: by mail-io1-f72.google.com with SMTP id f22so596770ioj.9 for ; Thu, 06 Jun 2019 20:25:00 -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=e6etfNurQQo9Va6VpYHCA2sien54nXIZ+EIMOWfPhpg=; b=UXs2VjTBXSMmltrkKHNQDle8CWXHPBmOJNIFf5O3htD2J1RMj7G/TRsypdtxxDycP0 npwobxaZTIvTKJNpNL3kofX4Gv2zditDkBnjkurGrkiXgYaFcgTpRI5vQPbpDfGDIrwn Vo6Ax2I3ZL9sDJbPggpvOSGW4wNMhtBXEUqbICIpYVWRiirp67gakzKJz9pbGHMtndBp RK1f+mpPGZbPby31qjhYOCy+hiTuG15oMSTfmLCJ9NPKxk0doJvL+HQcZR+r+lAQeqCJ dGAL4uoNdVElEt26ZgBd7dJtB+mL5YtiqdwoyxCZK3cJeUUYN751BG542K1V2r5/sL6Y kguQ== X-Gm-Message-State: APjAAAU2iu9iwEKt/apKKAHr9rq9mwGHfLdpzArxifteuWlYxOZl41gw wD+JFA8ii4dS1zdOQw/B1tRMOS3dwgRF3IggDE81qd+L89uY X-Google-Smtp-Source: APXvYqye5xa1Ca/EaWr+y6R3z3/VH0PShIIRB83YYxYRr5VL2+2o8N9WKQzv8UUonOlR9ZG4NAHpnj7r5bzEM/0sAQVJZSzGAe01 MIME-Version: 1.0 X-Received: by 2002:a24:f807:: with SMTP id a7mr2825641ith.166.1559877900241; Thu, 06 Jun 2019 20:25:00 -0700 (PDT) Date: Thu, 06 Jun 2019 20:25:00 -0700 In-Reply-To: <0000000000006b30f30587a5b569@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002314b3058ab3605c@google.com> Subject: Re: general protection fault in ip6_dst_lookup_tail (2) From: syzbot To: ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, dsahern@gmail.com, dvyukov@google.com, edumazet@google.com, kafai@fb.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, syzkaller-bugs@googlegroups.com, yhs@fb.com, yoshfuji@linux-ipv6.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org syzbot has bisected this bug to: commit f40b6ae2b612446dc970d7b51eeec47bd1619f82 Author: David Ahern Date: Thu May 23 03:27:55 2019 +0000 ipv6: Move pcpu cached routes to fib6_nh bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13c969a6a00000 start commit: 07c3bbdb samples: bpf: print a warning about headers_install git tree: bpf-next final crash: https://syzkaller.appspot.com/x/report.txt?x=102969a6a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=17c969a6a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=b7b54c66298f8420 dashboard link: https://syzkaller.appspot.com/bug?extid=58d8f704b86e4e3fb4d3 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=117f50e1a00000 Reported-by: syzbot+58d8f704b86e4e3fb4d3@syzkaller.appspotmail.com Fixes: f40b6ae2b612 ("ipv6: Move pcpu cached routes to fib6_nh") For information about bisection process see: https://goo.gl/tpsmEJ#bisection