linux-kernel - Re: ath9k: BUG kmalloc-8192: Poison overwritten

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Date:	Thu, 13 May 2010 17:50:51 -0700
From:	"Justin P. Mattock" <justinmattock@...il.com>
To:	"Luis R. Rodriguez" <lrodriguez@...eros.com>
CC:	linux-wireless@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: ath9k: BUG kmalloc-8192: Poison overwritten

On 05/13/10 17:28, Luis R. Rodriguez wrote:
> On Thu, May 13, 2010 at 5:21 PM, Justin P. Mattock
> <justinmattock@...il.com>  wrote:
>> On 05/13/10 16:01, Luis R. Rodriguez wrote:
>>>
>>> On Thu, May 13, 2010 at 3:17 PM, Justin P. Mattock
>>> <justinmattock@...il.com>    wrote:
>>>>
>>>> not sure what this is, but while at a convention
>>>> I was trying to access the internet and(below is
>>>> full dmesg) this showed up.
>>>>
>>>> After receiving this, I sat and tried to re-create
>>>> my steps to reproduce but had no luck(was even going
>>>> todo a bisect n the spot if I could re-create).
>>>
>>> OK this stuff is hard to reproduce it seems.. you have an Atheros
>>> AR5418 MAC/BB Rev:2 AR5133 RF Rev:81, what kconfig option do you use
>>> to get the poison stuff? I am just surprised we haven't seen it
>>> ourselves yet. Let me make sure all of us get this kconfig option
>>> enabled.
>>>
>>>    Luis
>>>
>>
>>
>>
>> CONFIG_ATH_COMMON=m
>> # CONFIG_ATH_DEBUG is not set
>> CONFIG_ATH5K=m
>> # CONFIG_ATH5K_DEBUG is not set
>> CONFIG_ATH9K_HW=m
>> CONFIG_ATH9K_COMMON=m
>> CONFIG_ATH9K=m
>> # CONFIG_ATH9K_DEBUGFS is not set
>>
>> if you need my .config let me know.
>> (I can try again reproducing, but man
>> just doesn't easily fire off).
>
> Oh I mean the config options to enable the poison rant.
>
>    Luis
>

shoot.. not sure how to grep for the right info
in the .config for you, heres what grepping for COFIG_DEBUG
looks like:
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_RT_MUTEXES=y
CONFIG_DEBUG_PI_LIST=y
CONFIG_DEBUG_SPINLOCK=y
CONFIG_DEBUG_MUTEXES=y
CONFIG_DEBUG_BUGVERBOSE=y
CONFIG_DEBUG_MEMORY_INIT=y
CONFIG_DEBUG_STACKOVERFLOW=y


Justin P. Mattock
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