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 X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 663A4C43441 for ; Thu, 15 Nov 2018 08:52:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2F63C223CB for ; Thu, 15 Nov 2018 08:52:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2F63C223CB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728935AbeKOS7Y (ORCPT ); Thu, 15 Nov 2018 13:59:24 -0500 Received: from mx2.suse.de ([195.135.220.15]:43992 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728519AbeKOS7X (ORCPT ); Thu, 15 Nov 2018 13:59:23 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id DBDBCAE78; Thu, 15 Nov 2018 08:52:28 +0000 (UTC) Date: Thu, 15 Nov 2018 09:52:27 +0100 From: Michal Hocko To: Yongkai Wu Cc: mike.kravetz@oracle.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm/hugetl.c: keep the page mapping info when free_huge_page() hit the VM_BUG_ON_PAGE Message-ID: <20181115085227.GG23831@dhcp22.suse.cz> References: <20181113130433.GB16182@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu 15-11-18 16:30:32, Yongkai Wu wrote: [...] Thanks for the clarification. It can be helpful for somebody trying to debug a similar issue in the future. > But i can not find a similar bug fix report or commit log. What about 6bc9b56433b7 ("mm: fix race on soft-offlining free huge pages") ? -- Michal Hocko SUSE Labs