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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 21AB0C433EF for ; Sat, 11 Jun 2022 21:21:13 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 74AC58D0121; Sat, 11 Jun 2022 17:21:13 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 6F9888D011D; Sat, 11 Jun 2022 17:21:13 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5C1EA8D0121; Sat, 11 Jun 2022 17:21:13 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 490E18D011D for ; Sat, 11 Jun 2022 17:21:13 -0400 (EDT) Received: from smtpin22.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay12.hostedemail.com (Postfix) with ESMTP id 0AFC01205E4 for ; Sat, 11 Jun 2022 21:21:13 +0000 (UTC) X-FDA: 79567225626.22.53339C4 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf15.hostedemail.com (Postfix) with ESMTP id 8138EA0060 for ; Sat, 11 Jun 2022 21:21:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=VTWb/IgLtZCBEyunZqDe91J0r6xUMUBi3tUdSeNxDl8=; b=Go7Hb+vpf5nVWIPgTrHfSljPM2 p5fsxmJ2xH89yKCNB2xJaLj0ujw1jslhdh/xP1tLxk17pqDvQy3cmf1dFaA+CGXzb+gaHAu2rGD9e E6y3F0+Iw/XlyIf8TJfo6BNtCD7CPtMlx6Ncpm5iPODPo1w+33cOVg1LUkNSYHBEQrjQ7M0B/42Fn ntGZva8rOpeC3l11cFpGusW2CksOXxpj0iY2Ni1xt827sHcLZfifXO7TbcfvDvkkjFNN0DGxbIL3k IHxEvxIqMZGKlsXrhGYBGciaRvaEjPVeNpDjCjgG+PnPu8jSaZaEW5y4jvktMFb4srL5NJ+aQ3j0j TwmI++xw==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1o08Xd-00FX2m-KL; Sat, 11 Jun 2022 21:21:09 +0000 Date: Sat, 11 Jun 2022 22:21:09 +0100 From: Matthew Wilcox To: Yu Zhao Cc: Andrew Morton , Linux-MM Subject: Re: mm-everything-2022-06-09-20-57: locked page at free Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1654982472; a=rsa-sha256; cv=none; b=uxLEeCh4ZeuZEcYSZw1bouRhym1oGA5OAczgocsmgpM4/Oh1D8riQ8wydm8ghMpK7XNMKI eUO/sVMLfoPdzNVwYnlaEqbA8lmWXQlsKYF/3C5LyCpOWjA2l8KRsVNhGikdqloRKBXr4G E14W8Ga/rVhl1sQsXfTTDZdWcISJ7a4= ARC-Authentication-Results: i=1; imf15.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=Go7Hb+vp; spf=none (imf15.hostedemail.com: domain of willy@infradead.org has no SPF policy when checking 90.155.50.34) smtp.mailfrom=willy@infradead.org; dmarc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1654982472; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=VTWb/IgLtZCBEyunZqDe91J0r6xUMUBi3tUdSeNxDl8=; b=hID8miGlyULIktlFbROl5iNiPbx6g4ukxL6m/D+oGCCFsacGRNO6zujfk09WJOJxGB8QUt vx9N7LuBmbCnaSjLrPv3SZZgwT5mZ7/yj9auWDCKleSJoeKEQDCmREPdobL+5hXU1MVOrd xK+ReAoZWATznovXm0Vt+ELjMP0GGm8= X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 8138EA0060 X-Rspam-User: Authentication-Results: imf15.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=Go7Hb+vp; spf=none (imf15.hostedemail.com: domain of willy@infradead.org has no SPF policy when checking 90.155.50.34) smtp.mailfrom=willy@infradead.org; dmarc=none X-Stat-Signature: ohextcc55aqscxfohskuf1p4jw8yc1sc X-HE-Tag: 1654982472-472091 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000518, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Sat, Jun 11, 2022 at 02:59:41PM -0600, Yu Zhao wrote: > check_free_page_bad+0x38/0x48 > free_pcp_prepare+0x230/0x404 > free_unref_page_prepare+0x2c/0xc8 > free_unref_page+0x74/0x1a8 > __put_page+0x70/0x90 > filemap_free_folio+0xe0/0x12c > filemap_remove_folio+0xec/0x118 > read_pages+0x150/0x20c 6bf74cddcffa in Linus' tree, merged on Friday. Thanks.