From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751924AbcF2U3a (ORCPT ); Wed, 29 Jun 2016 16:29:30 -0400 Received: from mga11.intel.com ([192.55.52.93]:31193 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751038AbcF2U33 (ORCPT ); Wed, 29 Jun 2016 16:29:29 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.26,548,1459839600"; d="scan'208";a="1007746166" From: "Huang\, Ying" To: Yinghai Lu Cc: Ye Xiaolong , LKP ML , Linux Kernel Mailing List Subject: Re: [LKP] [x86/KASLR] ed9f007ee6: -- System halted References: <57712812.r6MdDSquaCRYkMnh%xiaolong.ye@intel.com> <20160628054354.GA9620@yexl-desktop> Date: Wed, 29 Jun 2016 13:29:28 -0700 In-Reply-To: (Yinghai Lu's message of "Wed, 29 Jun 2016 13:08:55 -0700") Message-ID: <87y45nyc0n.fsf@yhuang-mobile.sh.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Yinghai, Yinghai Lu writes: > On Tue, Jun 28, 2016 at 12:49 PM, Yinghai Lu wrote: >> On Mon, Jun 27, 2016 at 10:43 PM, Ye Xiaolong wrote: >>> On Mon, Jun 27, 2016 at 11:59:37AM -0700, Yinghai Lu wrote: >>>>output is: >>>> >>>>early console in setup code >>>>early console in extract_kernel >>>>input_data: 0x0000000008fbb276 >>>>input_len: 0x00000000018c6e00 >>>>output: 0x0000000001000000 >>>>output_len: 0x0000000009867c98 >>>>kernel_total_size: 0x0000000008769000 >>>>booted via startup_32() >>>>Physical KASLR using RDTSC... >>>>Virtual KASLR using RDTSC... >>>> >>>>Decompressing Linux... >>>> >>>>XZ-compressed data is corrupt >>>> >>>> -- System halted >>>> >>>>Can you apply attached debug patch and send out dmesg? >>> >>> There are 4 patches you attached, do you mean to apply them all based on >>> commit ed9f007ee6? I tried and seemed they can't apply clearly on it. >> > > Please check attached updated debug patches. > > You should apply them after ed9f007ee6 in following sequence > > revert_79063a7.patch > early_console_more_2_2x.patch > early_console_more_2_2x_add_0.patch > early_console_more_2_2x_add_1.patch If you could provide a git branch for that, that will be easier for us to test and more accurate for you to get the right patch to be tested. Best Regards, Huang, Ying