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 AFB6AC433FE for ; Wed, 18 May 2022 06:25:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231295AbiERGZK (ORCPT ); Wed, 18 May 2022 02:25:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37446 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231283AbiERGZG (ORCPT ); Wed, 18 May 2022 02:25:06 -0400 Received: from zeniv-ca.linux.org.uk (zeniv-ca.linux.org.uk [IPv6:2607:5300:60:148a::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AD993D4104 for ; Tue, 17 May 2022 23:25:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=YYsnIspLu+tOsQK7f99pgVP2zh9WSNhhrntR8lZ098Y=; b=TmJhfTUm6KxEcMLaLFaRy+x11D ZSPo1hVNNRPSxQep8HvYCm56XmoabLEXERGvQfNigehIHMEXbL/9eac8E8h5WFwNIa9fEqgRe2Jwg i0N70lgHBcIg/wT9mCZac2MBQxlgSmo1IMaVhrFJubI5P2CeWHLiZcmCA+B1+jBm57xL/CZSpY5SH e4U8mv7VeysBvpbMI7AtHsVcX4kvbjtbw3Yeh/XjfL0jzBwVIYFalpYqyAy3pD4nsri4uH+GaZqMc a8ECkKfVpk4awvWuD+jcLL/Z55O/HeJ9fddIRFwfRB8jsYorGi1oJVHTOrzp2xjHDBKZQOn7keLrV zBIDeJQQ==; Received: from viro by zeniv-ca.linux.org.uk with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1nrD7E-00FxuV-Fq; Wed, 18 May 2022 06:25:00 +0000 Date: Wed, 18 May 2022 06:25:00 +0000 From: Al Viro To: syzbot Cc: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] WARNING in mntput_no_expire (3) Message-ID: References: <20220517223806.2299-1-hdanton@sina.com> <000000000000be329205df3cf252@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: Al Viro Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org #syz test git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git proposed-fix