Re: ath9k: BUG kmalloc-8192: Poison overwritten

[Justin P. Mattock]

On 05/13/10 18:08, Bruno Randolf wrote:
> On Friday 14 May 2010 09:50:51 Justin P. Mattock wrote:
> > On 05/13/10 17:28, Luis R. Rodriguez wrote:
> > > On Thu, May 13, 2010 at 5:21 PM, Justin P. Mattock
> > >
> > > <justinmattock@xxxxxxxxx>   wrote:
> > > > On 05/13/10 16:01, Luis R. Rodriguez wrote:
> > > > > On Thu, May 13, 2010 at 3:17 PM, Justin P. Mattock
> > > > >
> > > > > <justinmattock@xxxxxxxxx>     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
>
> oh, this reminds me of a similar report we had for ath5k:
>
> https://bugzilla.kernel.org/show_bug.cgi?id=15861
>
> the subject on this mailing list was "ath5k misbehaving affecting other kernel
> parts unrelated?"
>
> bruno

Could be.. From what I remember
all I was doing was switching from
one wireless network to another
(then opening firefox to sign my life away).

eventually giving up, realizing I needed 99
big ones to be back on the grid.
(beauty of git though is I don't need
to be online to work).

Justin P. Mattock
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