[ath9k-devel] ath9k hangs with recent backports

[Benjamin Berg <benjamin@sipsolutions.net>]

On Di, 2015-08-04 at 16:33 -0400, Marty Faltesek wrote:
> We are seeing a hang on ath9k where traffic and beacons stops anywhere
> from a few minutes to half a day. Log output continues. With debug
> enabled, we see this during the hang:
> 
> ath: phy0: tx hung, resetting the chip.
> 
> The issue was not observed in backports 3.19-rc1, but in recent
> backports, the issue was first noted going as far back as
> backports-20150222 (perhaps earlier,  still checking). We still see
> the hang in linux-next as recent as next-20150729.
> 
> Configuration:
>         dual-core ARM Freescale LS1024A (f.k.a. Mindspeed Comcerto 2000)
>         AR9300

We seem to be seeing a similar issue here where devices become
unresponsive via wifi and the TX path hang counter keeps increasing. We
are seeing this using backports 2014-11-04 (openwrt). The hardware is
an AR9331 SoC.

Were you able to narrow down the issue any further in the meantime?

Benjamin
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