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[2620:137:e000::1:20]) by mx.google.com with ESMTP id s4-20020a656904000000b0050f7c95bafesi25636423pgq.73.2023.04.30.09.21.45; Sun, 30 Apr 2023 09:21:59 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail header.i=@mit.edu header.s=outgoing header.b=d9xtTrzZ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=mit.edu Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230336AbjD3QNH (ORCPT + 99 others); Sun, 30 Apr 2023 12:13:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58016 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230167AbjD3QNF (ORCPT ); Sun, 30 Apr 2023 12:13:05 -0400 Received: from outgoing.mit.edu (outgoing-auth-1.mit.edu [18.9.28.11]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3D1D51994 for ; Sun, 30 Apr 2023 09:13:05 -0700 (PDT) Received: from letrec.thunk.org ([76.150.80.181]) (authenticated bits=0) (User authenticated as tytso@ATHENA.MIT.EDU) by outgoing.mit.edu (8.14.7/8.12.4) with ESMTP id 33UGCnlL009113 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 30 Apr 2023 12:12:51 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mit.edu; s=outgoing; t=1682871172; bh=nHD7XK7HRUbCzAD1Qp3+raTGPLH0kufM08uKe4zuaWM=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=d9xtTrzZlS1jJkdhDcu9bscLaOdVLUgfATJqmcM2FU3curK9urZ9nv5NKCmuTvlpT pZo93MzkpvawhVwytXmXhjYefPx9S9S4QMomJoIYcp0xS1tpKhPi0QKsC7vsDhP9ng cbr4HjtQ22599ZX1rpHEYru7NTmTEDtYQB83MUoIOZxmxjv1xLEX6qxrhvNQR2CLpe KfRfezjtuXzR3NYyQuH4VrQApcM5UBTBCSdFQugjHfrp5yC2ZBiZEev3FyYjWz861o EKKoH+QM+DiuSnCZun+NUSdeZiB1Aammh8CruvEsQdREAJb9DQQCw54QzvnxeBxosr NQ+qMaMBnyFWQ== Received: by letrec.thunk.org (Postfix, from userid 15806) id 9A4818C023E; Sun, 30 Apr 2023 12:12:49 -0400 (EDT) Date: Sun, 30 Apr 2023 12:12:49 -0400 From: "Theodore Ts'o" To: syzbot Cc: hch@infradead.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Subject: Re: [syzbot] [sysv?] [vfs?] WARNING in invalidate_bh_lru Message-ID: References: <000000000000eccdc505f061d47f@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-4.0 required=5.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org #syz set subsystems: udf There are two reproducers, one that mounts a sysv file system, and the other which mounts a udf file system. There is no mention of ext4 in the stack trace, and yet syzbot has assigned this to the ext4 subsystem for some unknown reason. - Ted