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 EB7BAE92736 for ; Thu, 5 Oct 2023 16:14:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234395AbjJEQN7 (ORCPT ); Thu, 5 Oct 2023 12:13:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38656 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240479AbjJEQND (ORCPT ); Thu, 5 Oct 2023 12:13:03 -0400 Received: from mail-ot1-x346.google.com (mail-ot1-x346.google.com [IPv6:2607:f8b0:4864:20::346]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EAFEB22C9F for ; Thu, 5 Oct 2023 03:46:29 -0700 (PDT) Received: by mail-ot1-x346.google.com with SMTP id 46e09a7af769-6c4f235ee22so993924a34.2 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=ww0aqXMYpJjcosNrpxvm1XVw3xDtX/2ksjnjzBeKzTrQ07iu3Q69jd+yHAtDXh+3/u SGuPhrwi+BxzQAEdFVQ1PWhZoasuRvxnbR/EwXNVEZIO75OoyN2cIF49p1Pt06F3YAiH 4mfhgVAKRo2z/G/55a5H+AXAqe6hwxs4SPWAvTN2okSA7JkYDo5c6hwNJ1tCIWexzDEy 03yuCllpDsI2XBmmn00Iv6j2Z6M+u0G5uj+OXTxEVp8Pzok4piG1d59pCU56CIb1H+/t fyTtlZKmv6Mqi3PhieQKbHe9XFfiGmms7wWPk2PLidnWXZ6Sqqnd0QWOSchDmK9sGdYU oc9g== X-Gm-Message-State: AOJu0YzYv+g1z5BWPRIy/VnetUephqWHVnUFYdSXQGuarkMg+6vxIogo u8Rd2jnQ/hSYbEGIeHD3lhvL/lRZUL0cN4QhrCBekqW2aAzz 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-unionfs@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.