I have the exact same problem with a Beryl AX (GL.iNet GL-MT3000) on 23.05.02.
Mon Nov 27 21:57:53 2023 kern.err kernel: [32821.198806] mt798x-wmac 18000000.wifi: Message 000026ed (seq 12) timeout
Mon Nov 27 21:58:13 2023 kern.err kernel: [32841.673752] mt798x-wmac 18000000.wifi: Message 00005aed (seq 13) timeout
Mon Nov 27 21:58:34 2023 kern.err kernel: [32862.148726] mt798x-wmac 18000000.wifi: Message 000026ed (seq 14) timeout
wireless config
config wifi-device 'radio0'
option type 'mac80211'
option path 'platform/18000000.wifi'
option channel '1'
option band '2g'
option htmode 'HE20'
option cell_density '0'
option country 'DE'
option txpower '15'
config wifi-device 'radio1'
option type 'mac80211'
option path 'platform/18000000.wifi+1'
option channel '100'
option band '5g'
option htmode 'HE80'
option country 'DE'
option cell_density '0'
option txpower '24'
config wifi-iface 'default_radio0'
option device 'radio0'
option network 'lan'
option mode 'ap'
option ssid 'Onion'
option encryption 'psk2'
option key 'xxxx'
option dtim_period '3'
option ieee80211r '1'
option ft_over_ds '0'
option ft_psk_generate_local '1'
option mobility_domain '1a2b'
option ifname 'wlan0'
config wifi-iface 'default_radio1'
option device 'radio1'
option network 'lan'
option mode 'ap'
option ssid 'Onion'
option encryption 'psk2'
option key 'xxxx'
option dtim_period '3'
option ieee80211r '1'
option ft_over_ds '0'
option ft_psk_generate_local '1'
option mobility_domain '1a2b'
option ifname 'wlan1'
config wifi-vlan
option name 'vlan1'
option network 'lan'
option vid '1'
config wifi-station
option key 'xxxx'
option vid '1'
config wifi-vlan
option name 'vlan20'
option network 'gast'
option vid '20'
config wifi-station
option key 'xxxx'
option vid '20'