Ath9 regression in latest kernel?

[Lonni J Friedman]

On Mon, Dec 7, 2009 at 12:38 PM, Rick Stevens <ricks at nerd.com> wrote:
> On 12/07/2009 12:24 PM, Patrick O'Callaghan wrote:
>>
>> Since I updated to kernel-2.6.31.6-162.fc12.i686 on my EeePC 1000
>> netbook, Wifi has become so unreliable as to be virtually unusable. Lost
>> connections, dropped frames even when pinging the local AP, endless
>> browswer waits while "Resolving host ...". The same AP supports 1 iMac,
>> a Mac Mini, 3 laptops and about 6 iPhones, all with no problems, but I
>> reset it anyway just in case, to no effect. I've spent a couple of days
>> fraking around with NM before deciding to try rolling back to
>> kernel-2.6.31.6-145.fc12.i686, which immediately solved all the
>> problems.
>>
>> The chipset is an AR928x. Had anyone else seen this? I'll BZ if
>> necessary.
>
> Is the kernel the only thing that changed?  Try booting an older one
> and see if the problem goes away.  If it does, then yes, bugzilla it
> immediately.  If an updated kernel breaks something as basic as
> networking, that makes it "necessary".  :-)

Yes, this is a known bug.  It was even discussed on this list as
recently as last week.