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 6EC6EC433F5 for ; Sun, 15 May 2022 00:25:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235369AbiEOAWN (ORCPT ); Sat, 14 May 2022 20:22:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51232 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235262AbiEOAWK (ORCPT ); Sat, 14 May 2022 20:22:10 -0400 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A95C6548 for ; Sat, 14 May 2022 17:22:09 -0700 (PDT) Received: by mail-io1-f71.google.com with SMTP id ay38-20020a5d9da6000000b0065adc1f932bso7678596iob.11 for ; Sat, 14 May 2022 17:22:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=tVCL+Ix39RObOP8KYLj0judOKhnBQ9s1gFvbw6AFlAA=; b=sS1W0d0CNZ9rYgEXh+DNxnkST3rvAAA9cTPflyA1UUtrxHtGuMtNQb8TVKzeImt+Mc ADaAN6QGNw7s2ZIn24B0OZqQJiA+vpEsfcOho60GJoMyYHUqTQLs9cBNmV5u5RigP3HJ 19UQ1DUBUdNCAJIa93pq8ViUw9ayCQ1rqy+t7RKue5eDOnBie68YjWy+MR/VhP5p8jAR hjIm9PDzMXISkf5JHQZrN4gwIHpvjhFnlr9Tb7ikr3Fiqh1c43YLUmADjoajqmEwkTux iI1PT42YNg86faze7OFG0XGtS4BTImNiAjmAbrqaX6Y9jzU11Up74WDuW0eZeOoJi9ui O2wg== X-Gm-Message-State: AOAM533qnr5DhnzQuEWI4zAZmAa+EkAWhzuNVV1D5uWoF35LaZMJpuT7 FtTvr5nJCFMPFa6vpM+KsqfBNwPyucbdykuPvRxRxtu12jhH X-Google-Smtp-Source: ABdhPJwQNKIwgQTArh0y70nb+0X2UIXAyevro151yS7ZKfbmpuB+ybU6HmAySgk6pjJHRGnxPryeQEE8r3ABrAFmEeZrcU62pFlL MIME-Version: 1.0 X-Received: by 2002:a92:ca0d:0:b0:2cf:3b0d:c4bf with SMTP id j13-20020a92ca0d000000b002cf3b0dc4bfmr6054429ils.66.1652574128950; Sat, 14 May 2022 17:22:08 -0700 (PDT) Date: Sat, 14 May 2022 17:22:08 -0700 In-Reply-To: <20220514233453.1426-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ebd11505df01e597@google.com> Subject: Re: [syzbot] WARNING in mntput_no_expire (3) From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot tried to test the proposed patch but the build/boot failed: fs/file_table.c:377:22: error: implicit declaration of function 'real_mount'; did you mean 'kern_mount'? [-Werror=implicit-function-declaration] fs/file_table.c:378:16: error: implicit declaration of function 'mnt_get_count'; did you mean 'init_page_count'? [-Werror=implicit-function-declaration] fs/file_table.c:380:13: error: invalid use of undefined type 'struct mount' Tested on: commit: feb9c5e1 Merge tag 'for_linus' of git://git.kernel.org.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/ dashboard link: https://syzkaller.appspot.com/bug?extid=5b1e53987f858500ec00 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=16788769f00000