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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 38E64C433E6 for ; Mon, 25 Jan 2021 21:47:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DEF2A22581 for ; Mon, 25 Jan 2021 21:47:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732432AbhAYVrf convert rfc822-to-8bit (ORCPT ); Mon, 25 Jan 2021 16:47:35 -0500 Received: from mail.fireflyinternet.com ([77.68.26.236]:54733 "EHLO fireflyinternet.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1732421AbhAYVrP (ORCPT ); Mon, 25 Jan 2021 16:47:15 -0500 X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from localhost (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP (TLS) id 23697720-1500050 for multiple; Mon, 25 Jan 2021 21:46:17 +0000 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT In-Reply-To: <20210125213348.GB196782@linux.ibm.com> References: <161160687463.28991.354987542182281928@build.alporthouse.com> <20210125213348.GB196782@linux.ibm.com> Subject: Re: Linux 5.11-rc5 From: Chris Wilson Cc: Andrew Morton , Linux Kernel Mailing List To: Linus Torvalds , Mike Rapoport Date: Mon, 25 Jan 2021 21:46:19 +0000 Message-ID: <161161117911.29150.13853544418926100149@build.alporthouse.com> User-Agent: alot/0.9 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Mike Rapoport (2021-01-25 21:33:48) > On Mon, Jan 25, 2021 at 12:49:39PM -0800, Linus Torvalds wrote: > > On Mon, Jan 25, 2021 at 12:35 PM Chris Wilson wrote: > > > > > > Quoting Linus Torvalds (2021-01-25 01:06:40) > > > > Mike Rapoport (3): > > > ... > > > > mm: fix initialization of struct page for holes in memory layout > > > > > > We have half a dozen or so different machines in CI that are silently > > > failing to boot, that we believe is bisected to this patch. > > > > That commit reverts cleanly - so if you can verify that reverting it > > fixes your CI machines, I think that that's the right thing to do for > > now, unless Mike can figure out some obvious "Duh!" moment from your > > working dmesg. > > Unfortunately not, at least at 11pm :( > Maybe tomorrow I'll have something smarter to say. CI does confirm that the revert of d3921cb8be29 brings the machines back to life. > > Mike: should we perhaps revert the first patch too (commit > > bde9cfa3afe4: "x86/setup: don't remove E820_TYPE_RAM for pfn 0")? > > I wonder, maybe actually this one is causing troubles? > > Chris, would it be possible to check what happens if you revert only > bde9cfa3afe4? Queued for CI, will be run in about an hour. -Chris