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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 B51E6C2BC61 for ; Mon, 29 Oct 2018 22:47:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6D28E2087A for ; Mon, 29 Oct 2018 22:47:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6D28E2087A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.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 S1730433AbeJ3HiB (ORCPT ); Tue, 30 Oct 2018 03:38:01 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:46566 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730417AbeJ3HiB (ORCPT ); Tue, 30 Oct 2018 03:38:01 -0400 Received: from akpm3.svl.corp.google.com (unknown [104.133.8.65]) by mail.linuxfoundation.org (Postfix) with ESMTPSA id 84EAB33F3; Mon, 29 Oct 2018 22:47:12 +0000 (UTC) Date: Mon, 29 Oct 2018 15:47:11 -0700 From: Andrew Morton To: kernel test robot Cc: Mike Rapoport , Stephen Rothwell , Michal Hocko , Catalin Marinas , Chris Zankel , "David S. Miller" , Geert Uytterhoeven , Greentime Hu , Greg Kroah-Hartman , Guan Xuetao , Ingo Molnar , "James E.J. Bottomley" , Jonas Bonn , Jonathan Corbet , Ley Foon Tan , Mark Salter , Martin Schwidefsky , Matt Turner , Michael Ellerman , Michal Simek , Palmer Dabbelt , Paul Burton , Richard Kuo , Richard Weinberger , Rich Felker , Russell King , Serge Semin , Thomas Gleixner , Tony Luck , Vineet Gupta , Yoshinori Sato , LKML , lkp@01.org Subject: Re: [LKP] [mm] 68c37ccedc: BUG:kernel_hang_in_early-boot_stage,last_printk:early_console_in_setup_code Message-Id: <20181029154711.df59cb8d6150a55f5cfef67d@linux-foundation.org> In-Reply-To: <20181029131501.GP24195@shao2-debian> References: <20181029131501.GP24195@shao2-debian> X-Mailer: Sylpheed 3.6.0 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 29 Oct 2018 21:15:01 +0800 kernel test robot wrote: > FYI, we noticed the following commit (built with gcc-7): > > commit: 68c37ccedcde10514898f4ba3b28c0de85c590d1 ("mm: nobootmem: remove bootmem allocation APIs") > https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master > > in testcase: boot > > on test machine: qemu-system-x86_64 -enable-kvm -cpu host -smp 2 -m 2G > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): > > > +-----------------------------------------------------------------------------+------------+------------+ > | | 6881a1e729 | 68c37ccedc | > +-----------------------------------------------------------------------------+------------+------------+ > | boot_successes | 4 | 0 | > | boot_failures | 0 | 4 | > | BUG:kernel_hang_in_early-boot_stage,last_printk:early_console_in_setup_code | 0 | 4 | > +-----------------------------------------------------------------------------+------------+------------+ Well that's irritating. Does the problem remain when the entire patch series is applied? mm-remove-config_no_bootmem.patch mm-remove-config_no_bootmem-fix.patch mm-remove-config_have_memblock.patch mm-remove-config_have_memblock-fix.patch mm-remove-config_have_memblock-fix-2.patch mm-remove-config_have_memblock-fix-3.patch mm-remove-bootmem-allocator-implementation.patch mm-nobootmem-remove-dead-code.patch memblock-rename-memblock_alloc_nid_try_nid-to-memblock_phys_alloc.patch memblock-remove-_virt-from-apis-returning-virtual-address.patch memblock-replace-alloc_bootmem_align-with-memblock_alloc.patch memblock-replace-alloc_bootmem_low-with-memblock_alloc_low.patch memblock-replace-__alloc_bootmem_node_nopanic-with-memblock_alloc_try_nid_nopanic.patch memblock-replace-alloc_bootmem_pages_nopanic-with-memblock_alloc_nopanic.patch memblock-replace-alloc_bootmem_low-with-memblock_alloc_low-2.patch memblock-replace-__alloc_bootmem_nopanic-with-memblock_alloc_from_nopanic.patch memblock-add-align-parameter-to-memblock_alloc_node.patch memblock-replace-alloc_bootmem_pages_node-with-memblock_alloc_node.patch memblock-replace-__alloc_bootmem_node-with-appropriate-memblock_-api.patch memblock-replace-alloc_bootmem_node-with-memblock_alloc_node.patch memblock-replace-alloc_bootmem_low_pages-with-memblock_alloc_low.patch memblock-replace-alloc_bootmem_pages-with-memblock_alloc.patch memblock-replace-__alloc_bootmem-with-memblock_alloc_from.patch memblock-replace-alloc_bootmem-with-memblock_alloc.patch mm-nobootmem-remove-bootmem-allocation-apis.patch memblock-replace-free_bootmem_node-with-memblock_free.patch memblock-replace-free_bootmem_late-with-memblock_free_late.patch memblock-rename-free_all_bootmem-to-memblock_free_all.patch memblock-rename-__free_pages_bootmem-to-memblock_free_pages.patch mm-remove-nobootmem.patch memblock-replace-bootmem_alloc_-with-memblock-variants.patch mm-remove-include-linux-bootmemh.patch mm-remove-include-linux-bootmemh-fix.patch mm-remove-include-linux-bootmemh-fix-2.patch mm-remove-include-linux-bootmemh-fix-3.patch docs-boot-time-mm-remove-bootmem-documentation.patch