Recent iwlwifi failures on AX200

From: Kevin Oberman <rkoberman_at_gmail.com>
Date: Thu, 28 Jul 2022 18:13:30 UTC
After a long interval of no iwlwifi problems, I have had two failures which
required a network restart.

Running 13.1-STABLE #0 stable/13-n251476-141e9a5b3ebfrom June 21. (Time to
update).

I see the following in my kernel log:
Jul 27 22:16:43 ptavv kernel: wlan0: link state changed to DOWN
Jul 27 22:16:43 ptavv kernel: iwlwifi0: iwl_trans_send_cmd bad state = 0
Jul 27 22:16:43 ptavv kernel: iwlwifi0: Failed to remove MAC context: -5
Jul 27 22:16:43 ptavv kernel: iwlwifi0: iwl_trans_send_cmd bad state = 0
Jul 27 22:16:43 ptavv kernel: iwlwifi0: Failed to synchronize multicast
groups update
Jul 27 22:16:43 ptavv kernel: iwlwifi0: iwl_trans_send_cmd bad state = 0
Jul 27 22:16:43 ptavv kernel: iwlwifi0: Failed to synchronize multicast
groups update
Jul 27 22:16:43 ptavv kernel: iwlwifi0: iwl_trans_send_cmd bad state = 0
Jul 27 22:16:43 ptavv kernel: iwlwifi0: Failed to synchronize multicast
groups update
Jul 27 22:16:43 ptavv rtsold[1445]: <rtsock_input_ifannounce> interface
wlan0 removed
Jul 27 22:16:43 ptavv kernel: wlan0: Ethernet address: 6c:6a:77:ed:ce:d9
-- 
Kevin Oberman, Part time kid herder and retired Network Engineer
E-mail: rkoberman@gmail.com
PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683