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 AF66FCA9EA1 for ; Fri, 18 Oct 2019 10:27:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8C9F42064B for ; Fri, 18 Oct 2019 10:27:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2408147AbfJRK1C (ORCPT ); Fri, 18 Oct 2019 06:27:02 -0400 Received: from mail-il1-f200.google.com ([209.85.166.200]:38243 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733031AbfJRK1C (ORCPT ); Fri, 18 Oct 2019 06:27:02 -0400 Received: by mail-il1-f200.google.com with SMTP id a7so1653632iln.5 for ; Fri, 18 Oct 2019 03:27:01 -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=4JoPCUxM0SmhsnlFHKFjSP4adziJaRApk9VYV5+Ut5c=; b=EMj/r54AV+OdJuuxHb2Q3XdecBY/KG28EOeM2+pSmW+5/Tf+pAnDJMeXaGuRH5hOPg Gg+IzDkMdxthidSOnBrpt4tjNUDucaXAUaVHk+motcxjyqa4PjE/RHX4YjL9PDGnSr7o y6Q9Kb89rRpWapc96mFT5DHNr4nuYPlR2Vs6U53Wfh6HAv8gRHRkZhj2q2ojY0t2F2xa 5uBTS8zHTh12fNZqEXagWZ8+l3ZnzZ67kUMAG9s/mc+RkyOafqp19Ahov7Q9dMtw3tdw /BPxLfvLLGRNessPQ6GuQ0crw6k1EReL2W2OAsKSE+4BE7H/st6aAteANmLciwbMYs4J 1qfA== X-Gm-Message-State: APjAAAXYc3BlOccl5P1sbEgh0fZWCM1Lj+e28tf12HbciWlO1cvOkIm6 Vraz4Zc4RYhvSu7pNHO4XIn1yCOdYilKvWJE+GTiYLr0NcPn X-Google-Smtp-Source: APXvYqwLOMpW6VAezBgHBiWGwlAKQuAIHa3svUkCYFs+Ik2sdZOXklZJzjUj6Elt89PUXjwILVjKRboMtHG/HjPXYU5BCTXlvWNy MIME-Version: 1.0 X-Received: by 2002:a92:d784:: with SMTP id d4mr9462227iln.110.1571394421258; Fri, 18 Oct 2019 03:27:01 -0700 (PDT) Date: Fri, 18 Oct 2019 03:27:01 -0700 In-Reply-To: <000000000000410cbb059528d6f7@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000048021005952cc62b@google.com> Subject: Re: BUG: unable to handle kernel paging request in is_bpf_text_address From: syzbot To: ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, jakub.kicinski@netronome.com, joe@wand.net.nz, joeypabalinas@gmail.com, john.fastabend@gmail.com, kafai@fb.com, linux-kernel@vger.kernel.org, mauricio.vasquez@polito.it, netdev@vger.kernel.org, quentin.monnet@netronome.com, songliubraving@fb.com, syzkaller-bugs@googlegroups.com, yhs@fb.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit 6c4fc209fcf9d27efbaa48368773e4d2bfbd59aa Author: Daniel Borkmann Date: Sat Dec 15 23:49:47 2018 +0000 bpf: remove useless version check for prog load bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14306908e00000 start commit: 283ea345 coccinelle: api/devm_platform_ioremap_resource: r.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=16306908e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=12306908e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=f0a8b0a0736a2ac1 dashboard link: https://syzkaller.appspot.com/bug?extid=710043c5d1d5b5013bc7 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=142676bb600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11a2cebb600000 Reported-by: syzbot+710043c5d1d5b5013bc7@syzkaller.appspotmail.com Fixes: 6c4fc209fcf9 ("bpf: remove useless version check for prog load") For information about bisection process see: https://goo.gl/tpsmEJ#bisection