linux-kernel - Re: [x86/KASLR] ed9f007ee6: -- System halted

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Date:	Wed, 29 Jun 2016 13:08:55 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Ye Xiaolong <xiaolong.ye@...el.com>
Cc:	LKP ML <lkp@...org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [x86/KASLR] ed9f007ee6: -- System halted

On Tue, Jun 28, 2016 at 12:49 PM, Yinghai Lu <yinghai@...nel.org> wrote:
> On Mon, Jun 27, 2016 at 10:43 PM, Ye Xiaolong <xiaolong.ye@...el.com> 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

Thanks

Yinghai

View attachment "revert_79063a7.patch" of type "text/x-patch" (2909 bytes)

View attachment "early_console_more_2_2x.patch" of type "text/x-patch" (2026 bytes)

View attachment "early_console_more_2_2x_add_0.patch" of type "text/x-patch" (3299 bytes)

View attachment "early_console_more_2_2x_add_1.patch" of type "text/x-patch" (1726 bytes)