[BUG] ath12k: WCN7850 firmware stops uplink TX on EHT (CMD_REMOVE_AGED_FRAMES)

[Jeff Johnson]

On 10/15/2026 4:59 AM, Enrico wrote:
> Hi,
> 
> On EHT, the WCN7850 firmware stops transmitting uplink data for 1-4
> minutes while the association stays up. The driver keeps handing it
> frames, the firmware releases them as CMD_REMOVE_AGED_FRAMES, and the
> AP receives only the few frames the firmware reports as acked.
> Downlink keeps working and the kernel logs nothing. I saw 11 stalls
> in 57 hours on EHT and 0 in 24 hours after switching the AP's 5 GHz
> radio to 802.11ax.

Please open a ticket per:
https://wireless.docs.kernel.org/en/latest/en/users/drivers/ath12k/bugreport.html

Then it can be assigned and tracked.

Thanks!
/jeff