linux-kernel - Re: 2.6.33-git6 boot failure[x86_64] (WARN: at arch/x86/mm/ioremap.c:111)

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Message-ID: <7b6bb4a51003010038l49c90414lff1ecaa37c96ad61@mail.gmail.com>
Date:	Mon, 1 Mar 2010 16:38:47 +0800
From:	Xiaotian Feng <xtfeng@...il.com>
To:	Sachin Sant <sachinp@...ibm.com>,
	Wu Fengguang <fengguang.wu@...el.com>,
	Yinghai Lu <yinghai@...nel.org>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org
Subject: Re: 2.6.33-git6 boot failure[x86_64] (WARN: at arch/x86/mm/ioremap.c:111)

Cced more people.

On Mon, Mar 1, 2010 at 4:28 PM, Sachin Sant <sachinp@...ibm.com> wrote:
> Xiaotian Feng wrote:
>>
>> On Mon, Mar 1, 2010 at 12:34 PM, Sachin Sant <sachinp@...ibm.com> wrote:
>>
>>>
>>> Latest 2.6.33 git(30ff056..) failed to boot on a x86_64 box
>>> with errors during mptsas/mptbase initialization. I also
>>> noticed a warning during ACPI initialization.
>>>
>>
>> does revert of 13ca0f and 1b5576 makes your system alive?
>>
>
> Yes.. after reverting 13ca0f and 1b5576, the machine boots fine.
>
>
>>> Performance Events: AMD PMU driver.
>>> ... version:                0
>>> ... bit width:              48
>>> ... generic registers:      4
>>> ... value mask:             0000ffffffffffff
>>> ... max period:             00007fffffffffff
>>> ... fixed-purpose events:   0
>>> ... event mask:             000000000000000f
>>> ACPI: Core revision 20091214
>>> ------------[ cut here ]------------
>>> WARNING: at arch/x86/mm/ioremap.c:111 __ioremap_caller+0x169/0x2f1()
>>> Hardware name: BladeCenter LS21 -[79716AA]-
>>> Modules linked in:
>>> Pid: 0, comm: swapper Not tainted 2.6.33-git6-autotest #1
>>> Call Trace:
>>> [<ffffffff81047cff>] ? __ioremap_caller+0x169/0x2f1
>>> [<ffffffff81063b7d>] warn_slowpath_common+0x77/0xa4
>>> [<ffffffff81063bb9>] warn_slowpath_null+0xf/0x11
>>> [<ffffffff81047cff>] __ioremap_caller+0x169/0x2f1
>>> [<ffffffff813747a3>] ? acpi_os_map_memory+0x12/0x1b
>>> [<ffffffff81047f10>] ioremap_nocache+0x12/0x14
>>> [<ffffffff813747a3>] acpi_os_map_memory+0x12/0x1b
>>> [<ffffffff81282fa0>] acpi_tb_verify_table+0x29/0x5b
>>> [<ffffffff812827f0>] acpi_load_tables+0x39/0x15a
>>> [<ffffffff8191c8f8>] acpi_early_init+0x60/0xf5
>>> [<ffffffff818f2cad>] start_kernel+0x397/0x3a7
>>> [<ffffffff818f2295>] x86_64_start_reservations+0xa5/0xa9
>>> [<ffffffff818f237a>] x86_64_start_kernel+0xe1/0xe8
>>> ---[ end trace 4eaa2a86a8e2da22 ]---
>>> ioremap reserve_memtype failed -22
>>> ACPI Exception: AE_NO_ACPI_TABLES, While loading namespace from ACPI
>>> tables
>>> (20091214/tbxface-604)
>>> ACPI: Unable to load the System Description Tables
>>>
>>> I observed similar failure with x86_32 as well.
>>>
>>> 2.6.33-git5 (847f9c6...) worked fine.
>>>
>
> --
>
> ---------------------------------
> Sachin Sant
> IBM Linux Technology Center
> India Systems and Technology Labs
> Bangalore, India
> ---------------------------------
>
>
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