This kind of iwlwifi microcode crashes usually results from the router(Access Point).
Have you tried to cold reboot your AP?
From other discussion I found on the net, the issue might be related to 40MHz channel, you probably could try the below setting.
options cfg80211 cfg80211_disable_40mhz_24ghz=Y
This kind of iwlwifi microcode crashes usually results from the router(Access Point).
Have you tried to cold reboot your AP?
From other discussion I found on the net, the issue might be related to 40MHz channel, you probably could try the below setting. disable_ 40mhz_24ghz= Y
options cfg80211 cfg80211_