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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D783EEEC00 for ; Fri, 15 Sep 2023 19:02:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236565AbjIOTCZ (ORCPT ); Fri, 15 Sep 2023 15:02:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48008 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236967AbjIOTB6 (ORCPT ); Fri, 15 Sep 2023 15:01:58 -0400 Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 710752D72 for ; Fri, 15 Sep 2023 12:01:30 -0700 (PDT) Received: by mail-oi1-f200.google.com with SMTP id 5614622812f47-3aa17bcf306so3752611b6e.0 for ; Fri, 15 Sep 2023 12:01:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694804489; x=1695409289; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=jIsxNI68mB9Kq0lc2JZJzazFfrMrZvjV6QtMhALsulY=; b=Rb4YbLy7LJqDCZJ/eK45l5kXh7IMBYadMr/tCObbEcq0+FEHqTPa1NEoPhLOXHj1TP x86rjYzLZeteaCRZSL8Bcy6c7uQGM4XJlfEmLt4ODKKzpVHL4wopNgfw6ysdrIsC/TI9 xZodBQXsc3y8RIAR6L182Mzs9rizm2Z3TSZ2aMd28Uj2XLab7lWfBMwCwCBsVncoP9/g HbsFGAjXceKA8a5TX37+Xc4x0KJ+rFoeYVIVv3w4XtdhRB/mJb78nfNxFp7vGOqxBH9b M/8HPZu/gtxZJ10c8lqXHY+WfMEcPqjFyFUQxliInzhIMqepM93uyKxq/L08mz92lkWD XNxQ== X-Gm-Message-State: AOJu0YwRUuPNg6+xFIokL5tDeRlGjt/Y+QWpv6Yy8Z9ViXNoOThoS/mV I4rZxu0+LgEva/r8oiiCUWDbsZjHwxvdPnj3TVYwK6x/sTSc X-Google-Smtp-Source: AGHT+IEdW28QExD1CG+iyseqF14sfY7RwaCtlPwhqEcqryljdpqrzAKD69SsLJPnECJiegiA/z1xDUUpJu2RDnGpl364+DDKioM6 MIME-Version: 1.0 X-Received: by 2002:a05:6808:1589:b0:3ad:aeed:7ed9 with SMTP id t9-20020a056808158900b003adaeed7ed9mr1009026oiw.2.1694804489679; Fri, 15 Sep 2023 12:01:29 -0700 (PDT) Date: Fri, 15 Sep 2023 12:01:29 -0700 In-Reply-To: <0000000000005c2d1f05e8945724@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000925bf206056a6b69@google.com> Subject: Re: [syzbot] [ntfs3?] BUG: unable to handle kernel NULL pointer dereference in __d_instantiate From: syzbot To: adilger@dilger.ca, almaz.alexandrovich@paragon-software.com, edward.lo@ambergroup.io, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, nathan@kernel.org, ndesaulniers@google.com, ntfs3@lists.linux.dev, syzkaller-bugs@googlegroups.com, trix@redhat.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit 54e45702b648b7c0000e90b3e9b890e367e16ea8 Author: Edward Lo Date: Thu Sep 22 16:50:23 2022 +0000 fs/ntfs3: Validate resident attribute name bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12403c74680000 start commit: f9ff5644bcc0 Merge tag 'hsi-for-6.2' of git://git.kernel.o.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=c163713cf9186fe7 dashboard link: https://syzkaller.appspot.com/bug?extid=29dc75ed37be943c610e syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1077def7880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10175baf880000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fs/ntfs3: Validate resident attribute name For information about bisection process see: https://goo.gl/tpsmEJ#bisection