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 38F2DE92701 for ; Thu, 5 Oct 2023 13:56:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230088AbjJEN4C (ORCPT ); Thu, 5 Oct 2023 09:56:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41594 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244142AbjJENv3 (ORCPT ); Thu, 5 Oct 2023 09:51:29 -0400 Received: from mail-oa1-x47.google.com (mail-oa1-x47.google.com [IPv6:2001:4860:4864:20::47]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0419E22CA2 for ; Thu, 5 Oct 2023 03:46:30 -0700 (PDT) Received: by mail-oa1-x47.google.com with SMTP id 586e51a60fabf-1e1ad195cbbso1009176fac.2 for ; Thu, 05 Oct 2023 03:46:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696502789; x=1697107589; 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=BGwGxlTuATRVWE5UT3ZKJoT5MpU675X68ZbpYCN+7kY=; b=S7Nee8UIWxgKE4TdDPx98Ion49+ktgJEXERnsv6eE1yPRn4dgOi8CxZsjzTnnTLnoW e3ujfdXJWt+auL7fo+tokTIl0QZig5yzKQEPH7wO4QnMSnlGOM0y9OezN/z2d4/P7IKn 7WpE/7DWS0L9y/tsQCtmeHwTWE5C47+YuJ4uILkEQu7eM8KRuURSAu7VxJZthKtbnO9o zuGzLNsSHYvlE96yQuervmQAe5w25gVuO9OfxihNsFJuRDWa1CHGi+Rs63y1QL0bgxdZ dvtcAwNneEdpc4V5y28GeCEzoEmj9Y+imFD8jh0UzAjSZtYiZ/nR8dULoHyqMjWWrNNE KjiA== X-Gm-Message-State: AOJu0YyFnhlOJS/tsabEidxmfORkoNlYZMVptNSaKzEY2YRlfJME5JW4 DLhWSTLlKGiTVQLAPDCrw2pItGAR+95YPqi1DcIpvQu4NO7s X-Google-Smtp-Source: AGHT+IF6NXpW2zd+hCeIzElnwrg53MI5PnCCJL42D9bvk43rwJ1rmAHq/sIWi88y/rKUpfhhxrW+Yd6VgiNDyLe+SSuoEVFU4PnF MIME-Version: 1.0 X-Received: by 2002:a05:6870:1987:b0:1dc:768d:bf6b with SMTP id v7-20020a056870198700b001dc768dbf6bmr1900344oam.11.1696502788922; Thu, 05 Oct 2023 03:46:28 -0700 (PDT) Date: Thu, 05 Oct 2023 03:46:28 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001824660606f5d6ac@google.com> Subject: Re: [syzbot] [integrity] [overlayfs] possible deadlock in mnt_want_write (2) From: syzbot To: amir73il@gmail.com, hdanton@sina.com, linux-fsdevel@vger.kernel.org, linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-unionfs@vger.kernel.org, miklos@szeredi.hu, mszeredi@redhat.com, syzbot@syzkalhler.appspotmail.com, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk, zohar@linux.ibm.com, zohar@us.ibm.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+b42fe626038981fb7bfa@syzkaller.appspotmail.com Tested on: commit: 42555f30 ima: annotate iint mutex to avoid lockdep fal.. git tree: https://github.com/amir73il/linux ima-ovl-fix console output: https://syzkaller.appspot.com/x/log.txt?x=16889486680000 kernel config: https://syzkaller.appspot.com/x/.config?x=57da1ac039c4c78a dashboard link: https://syzkaller.appspot.com/bug?extid=b42fe626038981fb7bfa compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.