From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753560AbeDIWFB (ORCPT ); Mon, 9 Apr 2018 18:05:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:45662 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751611AbeDIWE5 (ORCPT ); Mon, 9 Apr 2018 18:04:57 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 64E8C21785 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=goodmis.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=rostedt@goodmis.org Date: Mon, 9 Apr 2018 18:04:54 -0400 From: Steven Rostedt To: kernel test robot Cc: linux-kernel@vger.kernel.org, lkp@01.org Subject: Re: [lkp-robot] [init, tracing] 2580d6b795: BUG:kernel_reboot-without-warning_in_boot_stage Message-ID: <20180409180454.1310abea@gandalf.local.home> In-Reply-To: <20180409053252.GB27349@yexl-desktop> References: <20180406191334.357550809@goodmis.org> <20180409053252.GB27349@yexl-desktop> X-Mailer: Claws Mail 3.16.0 (GTK+ 2.24.32; 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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 9 Apr 2018 13:32:52 +0800 kernel test robot wrote: > FYI, we noticed the following commit (built with gcc-7): > > commit: 2580d6b795e25879c825a0891cf67390f665b11f ("init, tracing: Have printk come through the trace events for initcall_debug") > url: https://github.com/0day-ci/linux/commits/Steven-Rostedt/init-tracing/20180407-130743 > > > in testcase: boot > > on test machine: qemu-system-x86_64 -enable-kvm -cpu Nehalem -smp 2 -m 512M > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): > > > +------------------------------------------------------------------+------------+------------+ > | | ecf6709d07 | 2580d6b795 | > +------------------------------------------------------------------+------------+------------+ > | boot_successes | 0 | 0 | > | boot_failures | 8 | 8 | > | invoked_oom-killer:gfp_mask=0x | 8 | | > | Mem-Info | 8 | | > | Kernel_panic-not_syncing:Out_of_memory_and_no_killable_processes | 8 | | > | BUG:kernel_reboot-without-warning_in_boot_stage | 0 | 8 | > +------------------------------------------------------------------+------------+------------+ What does this mean? > > > > [ 0.000000] RAMDISK: [mem 0x1b7e2000-0x1ffcffff] > [ 0.000000] ACPI: Early table checksum verification disabled > [ 0.000000] ACPI: RSDP 0x00000000000F6860 000014 (v00 BOCHS ) > [ 0.000000] ACPI: RSDT 0x000000001FFE1628 000030 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) > [ 0.000000] ACPI: FACP 0x000000001FFE147C 000074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) > BUG: kernel reboot-without-warning in boot stage > > Elapsed time: 10 > > #!/bin/bash > > > > To reproduce: > > git clone https://github.com/intel/lkp-tests.git > cd lkp-tests > bin/lkp qemu -k job-script # job-script is attached in this email > The config boots fine for me. But I don't have the setup to run the above and get it to work, nor the time to figure out why it doesn't work. -- Steve