Recurring traffic/authentication freeze - detailed information (pt2)

Ben Greear greearb at
Fri Feb 3 15:54:30 EST 2012

On 02/03/2012 12:42 PM, Bryan Phillippe wrote:
> On Feb 2, 2012, at 8:13 PM, Ben Greear wrote:
>> On 02/02/2012 06:47 PM, Bryan Phillippe wrote:
>>> I split this into two messages because the list apparently has a 25k message limit and the original with both healthy and abnormal traffic logs in one email pushed it just over the limit.
>>> This message contains only the abnormal logs.  Part 1 contains the healthy logs.
>> What Ath9k chipsets are you using?
> Atheros AR9300 Rev:3 and Atheros AR9160 MAC/BB Rev:1 AR5133 RF Rev:b0
>> Do you see any useful info in 'dmesg' output on the AP and/or client?
> There is no dmesg output on the AP when the problem is occurring.  We *rarely* see the infamous "failed to stop TX DMA" messages, but seems like this is an incurable problem with ath9k drivers across all chipsets, AFAICT.  Plus it does not correlate to this problem I'm describing.
>> Have you tried top-of-tree hostapd?
> No, but I will.  Do you have any thoughts on the logs I sent?

No...I have a hard time following things at that level.  Probably
others on this list would be better able to make sense of the

I am trying to correlate strange problems to different ath9k chipsets
(if indeed it can be correlated).


Ben Greear <greearb at>
Candela Technologies Inc

More information about the HostAP mailing list