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 8F968C74A5B for ; Thu, 30 Mar 2023 06:52:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230369AbjC3Gw2 (ORCPT ); Thu, 30 Mar 2023 02:52:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43478 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230346AbjC3GwU (ORCPT ); Thu, 30 Mar 2023 02:52:20 -0400 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7BF4E6EA9 for ; Wed, 29 Mar 2023 23:52:19 -0700 (PDT) Received: by mail-io1-f72.google.com with SMTP id 187-20020a6b15c4000000b007590817bcfbso11220018iov.12 for ; Wed, 29 Mar 2023 23:52:19 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680159138; x=1682751138; 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=7k698rTxpw1G7UdVEzDkIoajH8YiFHEimBPB/dvNYzw=; b=IV9p+/sO6Tz4birSPRT6N6hDyAddGSdNLS0HmK6mqk4ii9VjvHOtO2/7WUeSqmwDxN 94AhVUWgmi765SAALENl5vGBClOCbSTk/SVjeiuVyQJqBtn4QzMsnKNxPKeE6tB9BmHN HRorVKrDuvDTutWqjqRHFwV/QUBrKXE/pHEvUaj/UzoVfcWGQenBrpI+wD5t/sacX/w2 LtHgAP1fvngL7i4h3sC7IMUTwsbqM28UelllGrAgMyehf5/K8j/sBtI5ebgPL0lC1PEB SeC2QJqyfvPVy4DxH38VtW+QCkBuvwOKrvzTHOWFiJPdIUuN7n8gZCbmzzMDetxxnmTe R+VA== X-Gm-Message-State: AO0yUKVG59Z3SexRLQArqkAZLwVwvVEoaDDEu28gt82d+yOYafPjtBjY PKU4XIRv9KnK5eKzm9kkXopMF+nqACVrk2hp379WkwAHjB3F X-Google-Smtp-Source: AK7set/X36rzcM9MPUmmEPjyd/TpcgSXoj6cJUMY6Nib+DO596nSzLxV75aN6U2fpMqdUy95PTHyD4O0ib/0X1sSTqJyr5FeaJ/x MIME-Version: 1.0 X-Received: by 2002:a02:2941:0:b0:3ec:dc1f:12d8 with SMTP id p62-20020a022941000000b003ecdc1f12d8mr9243880jap.4.1680159138647; Wed, 29 Mar 2023 23:52:18 -0700 (PDT) Date: Wed, 29 Mar 2023 23:52:18 -0700 In-Reply-To: <20230330-tinsmith-grimace-008b39c60399@brauner> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a0139105f81888eb@google.com> Subject: Re: [syzbot] [fs?] KASAN: null-ptr-deref Read in ida_free (3) From: syzbot To: brauner@kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+8ac3859139c685c4f597@syzkaller.appspotmail.com Tested on: commit: 07cd4f12 fs: drop peer group ids under namespace lock git tree: git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping.git b4/vfs-mount_setattr-propagation-fix console output: https://syzkaller.appspot.com/x/log.txt?x=163d4771c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=9c35b3803e5ad668 dashboard link: https://syzkaller.appspot.com/bug?extid=8ac3859139c685c4f597 compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.