On Thu, Dec 21, 2017 at 4:12 PM, Flávio Silveira
<[email protected]> wrote:
> Good evening,
>
> I have a wireless router running LEDE Reboot (SNAPSHOT, r5445-04127f0fec),
> with kernel 4.9.65 and I'm seeing connections being dropped without any
> error in dmesg. To fix I have to restart wifi by issuing "wifi down; wifi
> up"
>
> It was previously running OpenWrt Barrier Breaker and was presenting the
> same issue, except it would give me an error similar to this one: "ath:
> phy0: Failed to stop TX DMA, queues=0x005!"
>
>From a quick glance at the code, it used to be implemented as ath_err.
It now seems to be implemented as ath_dbg. In other words, if you turn
on debugging, you should see it.
> After doing some research it seems this error is related to environment
> interference and it was fixed in later kernel versions, the reason I gave
> LEDE a try. It makes sense, because this router worked wonderfully for at
> least a year before giving this issue.
>
> The reason I am sending this e-mail is to receive suggestions on how can I
> debug it properly, because, as pointed above, dmesg shows no errors.
>
> Regards,
> Flavio Silveira
