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=-5.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, 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 1D1C7C04AB5 for ; Thu, 6 Jun 2019 09:21:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EACF72083E for ; Thu, 6 Jun 2019 09:21:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727785AbfFFJVC (ORCPT ); Thu, 6 Jun 2019 05:21:02 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:54807 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727664AbfFFJVB (ORCPT ); Thu, 6 Jun 2019 05:21:01 -0400 Received: by mail-io1-f72.google.com with SMTP id n8so1111720ioo.21 for ; Thu, 06 Jun 2019 02:21:01 -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=56G2RzBG0guHoTpwxKynlW+PNBbvgl4GPrCoRWxxM0U=; b=m0RFh3wQ1/IfkIcfuHgREQVo5/G25T6jFHpZp6YR7TSPoJsT/yqbsQFWYvZRq6lACa aVZwe3JYK6i701jG2KNS/lxP/hADA3n52qDt6448hGa1OuICYvT/+VPdMqqcMfrhhF5x ssAOwkb4sRsaE/8/rKAvbRH/a6FcJopvbUyOxjlBoOUaL5modPuBx46XWgoJwYESx7z5 +V1ijQyVWYo4W48cbIq1vuexjIWrvybnFVK6R9IKQbO7G6o5yCUH9Lq9jIdeqYEjxDOK j3+P6Fz2KgTln5HGG4Do1FDNlI1uubAPRedipbLeKQjsdI94l2/oA8OvOpwLqDz5NW/W S+yA== X-Gm-Message-State: APjAAAVmNZb95PVPfC5v1Q5ZPpHNznzu3hkZGpimL2M0WN+aojGbcY6W HB3JiR3NP4DXn7oI7GMdAnbESpgU5RmXjBMHAjyoHmRzDopH X-Google-Smtp-Source: APXvYqxIJibzbNxy8GOtzypAF+Oyb4w4yoUX0G2vgElVjB5zG1mUDMCfNHgGUYHjHFguEhuY8+0K3Y3HNEzzqU8WyYf5rcCq0vxQ MIME-Version: 1.0 X-Received: by 2002:a24:9f86:: with SMTP id c128mr22407371ite.161.1559812861164; Thu, 06 Jun 2019 02:21:01 -0700 (PDT) Date: Thu, 06 Jun 2019 02:21:01 -0700 In-Reply-To: <0000000000008ab3c0057e8b747f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008181cc058aa43b82@google.com> Subject: Re: general protection fault in rb_erase (2) From: syzbot To: ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de 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 e9db4ef6bf4ca9894bb324c76e01b8f1a16b2650 Author: John Fastabend Date: Sat Jun 30 13:17:47 2018 +0000 bpf: sockhash fix omitted bucket lock in sock_close bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1644ea92a00000 start commit: 156c0591 Merge tag 'linux-kselftest-5.2-rc4' of git://git... git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=1544ea92a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1144ea92a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=60564cb52ab29d5b dashboard link: https://syzkaller.appspot.com/bug?extid=e8c40862180d8949d624 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11f031fea00000 Reported-by: syzbot+e8c40862180d8949d624@syzkaller.appspotmail.com Fixes: e9db4ef6bf4c ("bpf: sockhash fix omitted bucket lock in sock_close") For information about bisection process see: https://goo.gl/tpsmEJ#bisection