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 C0E38CE7A94 for ; Mon, 25 Sep 2023 13:14:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231741AbjIYNOq (ORCPT ); Mon, 25 Sep 2023 09:14:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54312 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231239AbjIYNOl (ORCPT ); Mon, 25 Sep 2023 09:14:41 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9AE4983; Mon, 25 Sep 2023 06:14:34 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1D99AC433C7; Mon, 25 Sep 2023 13:14:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695647674; bh=BQ4g/Wj+xZ88lUHX2e0MEdWfVFrj8gWigGSQws/C+OE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iq0IBIuacuNvbGcGb9Ti0CcEvr6Sp0QYbEStx/bZp4GhzR5lIwfu7/m0Vtmu1kmtW TTVFo8Hq2EWgLpdbbwDFahZIQ8spoHhbXpPtfedcTP1qWsrmB6YQSKQsGemDxYzHI9 aZq7HgQTKnlOiLT4TE0iKWHSjb4DgssAEowLF212RDgO8jhD3U/1OZPjNfVZ2DSgai 1N6V2LVFVArDnOL1BAOBsIwZCmrDbdrxYfI7JG1FKjLRFwondlKvRVklhGw48oZ8wN eQVtV8dnYI21hoHd+nOzXhREe/LIyJ2xOdbvdASLEZP6xJQLOE7Ule7iO8JVspq58X W4OZ7tpdr+YwA== Date: Mon, 25 Sep 2023 15:14:29 +0200 From: Christian Brauner To: syzbot Cc: anton@tuxera.com, linkinjeon@kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net, linux@roeck-us.net, phil@philpotter.co.uk, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org Subject: Re: [syzbot] [ntfs?] KASAN: use-after-free Read in ntfs_test_inode Message-ID: <20230925-mitangeklagt-kranz-992ed028ecdf@brauner> References: <000000000000b782b505c2847180@google.com> <000000000000a27dcc060624b16e@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <000000000000a27dcc060624b16e@google.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Sep 24, 2023 at 06:15:29PM -0700, syzbot wrote: > syzbot has bisected this issue to: > > commit 78a06688a4d40d9bb6138e2b9ad3353d7bf0157a > Author: Christian Brauner > Date: Thu Sep 7 16:03:40 2023 +0000 > > ntfs3: drop inode references in ntfs_put_super() > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1674a5c1680000 > start commit: 3aba70aed91f Merge tag 'gpio-fixes-for-v6.6-rc3' of git://.. > git tree: upstream > final oops: https://syzkaller.appspot.com/x/report.txt?x=1574a5c1680000 > console output: https://syzkaller.appspot.com/x/log.txt?x=1174a5c1680000 > kernel config: https://syzkaller.appspot.com/x/.config?x=e4ca82a1bedd37e4 > dashboard link: https://syzkaller.appspot.com/bug?extid=2751da923b5eb8307b0b > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=136b4412680000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11aec0dc680000 > > Reported-by: syzbot+2751da923b5eb8307b0b@syzkaller.appspotmail.com > Fixes: 78a06688a4d4 ("ntfs3: drop inode references in ntfs_put_super()") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection #syz test: https://gitlab.com/brauner/linux.git 493c71926c20309226b6d73f6b661a9813de5f0b