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=-3.7 required=3.0 tests=BAYES_00,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 A214EC433E3 for ; Tue, 25 Aug 2020 00:32:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7FFD0206EB for ; Tue, 25 Aug 2020 00:32:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728674AbgHYAcJ (ORCPT ); Mon, 24 Aug 2020 20:32:09 -0400 Received: from mail-io1-f69.google.com ([209.85.166.69]:43636 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728666AbgHYAcG (ORCPT ); Mon, 24 Aug 2020 20:32:06 -0400 Received: by mail-io1-f69.google.com with SMTP id f19so7448493iol.10 for ; Mon, 24 Aug 2020 17:32:05 -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=c5Kv1Rn0yV+exH6v0x9JjcLClh6/0bR8a+fScfVRIVU=; b=rJR5tImlXFt4MdSEptWXzf9VvZ3FMbmTBTQAt253q5hzOQ2v3jvkf22FveZ8anD1Lt gnvdENK6Ur7pj+6iMRZTFs8AIo4OB4siie7JJU9QT1jVeys8vEnmvwr1ffCx757INzI4 o9JqvRU2+lb5IVbm8yGaREoFlQDOXey7r5m3Ws+YpXokqpArxWarXD3f2aBPGfT5Q7yl CmB52ihX0cU14c73pwtxpRCqP6QzFyy+Pv9EgnYJCbMNbWL6Q9vEXNieX9Q3ucjx7yu7 BSbYIla2/FXzAQOrNaWXW2Qm5VSXwIgx0bMEP2Jpw+KVnzVmW/K4EvbWuoQywESYuM+X 0c4Q== X-Gm-Message-State: AOAM531tCvAMaiwXgmzoUqKmKZE307kXmGLIIYNFjFzisjnESBnBLb1T 1QA0kM3dmY63mnjCrq9Zm9A3SV75rD/RLIVXZZcaIbRnyPX+ X-Google-Smtp-Source: ABdhPJx5MOMoD70oFHm4ifkadWV41DDpC3TBkUtcU2ajYZ2Tp6W0+CZhNsxmqkl6PMO/AuyVZqFpYAiqtEXzphpRRafjmRKmf4LA MIME-Version: 1.0 X-Received: by 2002:a05:6e02:13ca:: with SMTP id v10mr7365206ilj.105.1598315525364; Mon, 24 Aug 2020 17:32:05 -0700 (PDT) Date: Mon, 24 Aug 2020 17:32:05 -0700 In-Reply-To: <0000000000008caae305ab9a5318@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000020e49105ada8d598@google.com> Subject: Re: general protection fault in security_inode_getattr From: syzbot To: andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, jmorris@namei.org, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, linux-unionfs@vger.kernel.org, miklos@szeredi.hu, netdev@vger.kernel.org, omosnace@redhat.com, serge@hallyn.com, songliubraving@fb.com, syzkaller-bugs@googlegroups.com, yhs@fb.com Content-Type: text/plain; charset="UTF-8" Sender: linux-unionfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-unionfs@vger.kernel.org syzbot has bisected this issue to: commit 35697c12d7ffd31a56d3c9604066a166b75d0169 Author: Yonghong Song Date: Thu Jan 16 17:40:04 2020 +0000 selftests/bpf: Fix test_progs send_signal flakiness with nmi mode bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13032139900000 start commit: d012a719 Linux 5.9-rc2 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=10832139900000 console output: https://syzkaller.appspot.com/x/log.txt?x=17032139900000 kernel config: https://syzkaller.appspot.com/x/.config?x=891ca5711a9f1650 dashboard link: https://syzkaller.appspot.com/bug?extid=f07cc9be8d1d226947ed syz repro: https://syzkaller.appspot.com/x/repro.syz?x=104a650e900000 Reported-by: syzbot+f07cc9be8d1d226947ed@syzkaller.appspotmail.com Fixes: 35697c12d7ff ("selftests/bpf: Fix test_progs send_signal flakiness with nmi mode") For information about bisection process see: https://goo.gl/tpsmEJ#bisection