Additional issue:
After configuration of hostapd appear mistake in log file. It look like, that this error/warning haven't any affect on functionality of hostapd, because AC wok fine:
root@wormhole:~# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master br0 state UP group default qlen 1000
link/ether 02:42:c1:f2:5c:61 brd ff:ff:ff:ff:ff:ff
3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master br0 state UP group default qlen 1000
link/ether 04:42:1a:49:d7:c5 brd ff:ff:ff:ff:ff:ff
4: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether da:02:a4:43:6a:53 brd ff:ff:ff:ff:ff:ff
inet 192.168.1.201/24 brd 192.168.1.255 scope global dynamic br0
valid_lft 86130sec preferred_lft 86130sec
root@wormhole:~# iw wlan0 info
Interface wlan0
ifindex 3
wdev 0x1
addr 04:42:1a:49:d7:c5
ssid Wormhole5GHz
type AP
wiphy 0
channel 36 (5180 MHz), width: 80 MHz, center1: 5210 MHz
txpower 19.00 dBm
multicast TXQ:
qsz-byt qsz-pkt flows drops marks overlmt hashcol tx-bytes tx-packets
0 0 218 0 0 0 0 36672 218
Dec 01 08:25:11 wormhole systemd[1]: systemd-hostnamed.service: Succeeded.
Dec 01 08:25:19 wormhole kernel: ------------[ cut here ]------------
Dec 01 08:25:19 wormhole kernel: WARNING: CPU: 0 PID: 828 at include/net/mac80211.h:6299 minstrel_ht_update_caps+0x3d3/0x3d4
[mac80211]
Dec 01 08:25:19 wormhole kernel: Modules linked in: aes_arm_bs crypto_simd ccm mt76x0u mt76x0_common mt76x02_usb mt76_usb mt7
6x02_lib mt76 lz4hc lz4 mac80211 cfg80211 rfkill sun4i_gpadc_iio libarc4 industrialio sun8i_thermal uio_pdrv_genirq uio cpufr
eq_dt zram usb_f_acm u_serial g_serial libcomposite ip_tables x_tables autofs4 pwrseq_simple sunxi phy_generic
Dec 01 08:25:19 wormhole kernel: CPU: 0 PID: 828 Comm: hostapd Not tainted 5.15.77-sunxi #trunk
Dec 01 08:25:19 wormhole kernel: Hardware name: Allwinner sun8i Family
Dec 01 08:25:19 wormhole kernel: [<c010cd21>] (unwind_backtrace) from [<c01095fd>] (show_stack+0x11/0x14)
Dec 01 08:25:19 wormhole kernel: [<c01095fd>] (show_stack) from [<c09de555>] (dump_stack_lvl+0x2b/0x34)
Dec 01 08:25:19 wormhole kernel: [<c09de555>] (dump_stack_lvl) from [<c011c3f9>] (__warn+0xad/0xc0)
Dec 01 08:25:19 wormhole kernel: [<c011c3f9>] (__warn) from [<c09d81d7>] (warn_slowpath_fmt+0x43/0x7c)
Dec 01 08:25:19 wormhole kernel: [<c09d81d7>] (warn_slowpath_fmt) from [<bf96c39b>] (minstrel_ht_update_caps+0x3d3/0x3d4 [mac
80211])
Dec 01 08:25:19 wormhole kernel: [<bf96c39b>] (minstrel_ht_update_caps [mac80211]) from [<bf92ae13>] (rate_control_rate_init+
0x57/0x9c [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf92ae13>] (rate_control_rate_init [mac80211]) from [<bf92d949>] (sta_apply_auth_flags.con
stprop.14+0xd5/0xd8 [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf92d949>] (sta_apply_auth_flags.constprop.14 [mac80211]) from [<bf92e4ab>] (ieee80211_cha
nge_station+0x14b/0x278 [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf92e4ab>] (ieee80211_change_station [mac80211]) from [<bf8b0fad>] (nl80211_set_station+0x
205/0x288 [cfg80211])
Dec 01 08:25:19 wormhole kernel: [<bf8b0fad>] (nl80211_set_station [cfg80211]) from [<c08d6cf5>] (genl_rcv_msg+0x125/0x27c)
Dec 01 08:25:19 wormhole kernel: [<c08d6cf5>] (genl_rcv_msg) from [<c08d613d>] (netlink_rcv_skb+0x81/0xb4)
Dec 01 08:25:19 wormhole kernel: [<c08d613d>] (netlink_rcv_skb) from [<c08d673d>] (genl_rcv+0x21/0x30)
Dec 01 08:25:19 wormhole kernel: [<c08d673d>] (genl_rcv) from [<c08d5aa1>] (netlink_unicast+0x125/0x1a4)
Dec 01 08:25:19 wormhole kernel: [<c08d5aa1>] (netlink_unicast) from [<c08d5cbb>] (netlink_sendmsg+0x19b/0x36c)
Dec 01 08:25:19 wormhole kernel: [<c08d5cbb>] (netlink_sendmsg) from [<c085dd57>] (sock_sendmsg+0x23/0x2c)
Dec 01 08:25:19 wormhole kernel: [<c085dd57>] (sock_sendmsg) from [<c085dffd>] (____sys_sendmsg+0x181/0x194)
Dec 01 08:25:19 wormhole kernel: [<c085dffd>] (____sys_sendmsg) from [<c085f14d>] (___sys_sendmsg+0x49/0x64)
Dec 01 08:25:19 wormhole kernel: [<c085f14d>] (___sys_sendmsg) from [<c085f40f>] (__sys_sendmsg+0x37/0x58)
Dec 01 08:25:19 wormhole kernel: [<c085f40f>] (__sys_sendmsg) from [<c0100061>] (ret_fast_syscall+0x1/0x52)
Dec 01 08:25:19 wormhole kernel: Exception stack(0xc3de5fa8 to 0xc3de5ff0)
Dec 01 08:25:19 wormhole kernel: 5fa0: 006b7060 006b7b98 00000005 bebc7d78 00000000 00000000
Dec 01 08:25:19 wormhole kernel: 5fc0: 006b7060 006b7b98 b6f3ed50 00000128 b6f1c000 00000001 00000004 0000000a
Dec 01 08:25:19 wormhole kernel: 5fe0: 00000128 bebc7d28 b6b8865f b6b017e6
Dec 01 08:25:19 wormhole kernel: ---[ end trace 64dee275cb2976ac ]---
Dec 01 08:25:19 wormhole kernel: ------------[ cut here ]------------
Dec 01 08:25:19 wormhole kernel: WARNING: CPU: 0 PID: 828 at net/mac80211/rate.c:376 __rate_control_send_low+0xe3/0x120 [mac8
0211]
Dec 01 08:25:19 wormhole kernel: no supported rates for sta 86:0e:69:6b:75:1a (0x0, band 1) in rate_mask 0xff with flags 0x0
Dec 01 08:25:19 wormhole kernel: Modules linked in: aes_arm_bs crypto_simd ccm mt76x0u mt76x0_common mt76x02_usb mt76_usb mt7
6x02_lib mt76 lz4hc lz4 mac80211 cfg80211 rfkill sun4i_gpadc_iio libarc4 industrialio sun8i_thermal uio_pdrv_genirq uio cpufr
eq_dt zram usb_f_acm u_serial g_serial libcomposite ip_tables x_tables autofs4 pwrseq_simple sunxi phy_generic
Dec 01 08:25:19 wormhole kernel: CPU: 0 PID: 828 Comm: hostapd Tainted: G W 5.15.77-sunxi #trunk
Dec 01 08:25:19 wormhole kernel: Hardware name: Allwinner sun8i Family
Dec 01 08:25:19 wormhole kernel: [<c010cd21>] (unwind_backtrace) from [<c01095fd>] (show_stack+0x11/0x14)
Dec 01 08:25:19 wormhole kernel: [<c01095fd>] (show_stack) from [<c09de555>] (dump_stack_lvl+0x2b/0x34)
Dec 01 08:25:19 wormhole kernel: [<c09de555>] (dump_stack_lvl) from [<c011c3f9>] (__warn+0xad/0xc0)
Dec 01 08:25:19 wormhole kernel: [<c011c3f9>] (__warn) from [<c09d81f3>] (warn_slowpath_fmt+0x5f/0x7c)
Dec 01 08:25:19 wormhole kernel: [<c09d81f3>] (warn_slowpath_fmt) from [<bf92a337>] (__rate_control_send_low+0xe3/0x120 [mac8
0211])
Dec 01 08:25:19 wormhole kernel: [<bf92a337>] (__rate_control_send_low [mac80211]) from [<bf92a3ad>] (rate_control_send_low+0
x39/0x114 [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf92a3ad>] (rate_control_send_low [mac80211]) from [<bf92b077>] (rate_control_get_rate+0x5
f/0xd8 [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf92b077>] (rate_control_get_rate [mac80211]) from [<bf938149>] (ieee80211_tx_h_rate_ctrl+
0x12d/0x334 [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf938149>] (ieee80211_tx_h_rate_ctrl [mac80211]) from [<bf93a5b3>] (invoke_tx_handlers_lat
e+0x49f/0x680 [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf93a5b3>] (invoke_tx_handlers_late [mac80211]) from [<bf93d14d>] (ieee80211_tx+0x95/0xc0
[mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf93d14d>] (ieee80211_tx [mac80211]) from [<bf93e6d3>] (__ieee80211_tx_skb_tid_band+0x57/0
x68 [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf93e6d3>] (__ieee80211_tx_skb_tid_band [mac80211]) from [<bf921837>] (ieee80211_mgmt_tx+0
x31f/0x390 [mac80211])
Dec 01 08:25:19 wormhole kernel: [<bf921837>] (ieee80211_mgmt_tx [mac80211]) from [<bf8bc5cb>] (cfg80211_mlme_mgmt_tx+0xbb/0x
21c [cfg80211])
Dec 01 08:25:19 wormhole kernel: [<bf8bc5cb>] (cfg80211_mlme_mgmt_tx [cfg80211]) from [<bf8b61b3>] (nl80211_tx_mgmt+0x17f/0x2
54 [cfg80211])
Dec 01 08:25:19 wormhole kernel: [<bf8b61b3>] (nl80211_tx_mgmt [cfg80211]) from [<c08d6cf5>] (genl_rcv_msg+0x125/0x27c)
Dec 01 08:25:19 wormhole kernel: [<c08d6cf5>] (genl_rcv_msg) from [<c08d613d>] (netlink_rcv_skb+0x81/0xb4)
Dec 01 08:25:19 wormhole kernel: [<c08d613d>] (netlink_rcv_skb) from [<c08d673d>] (genl_rcv+0x21/0x30)
Dec 01 08:25:19 wormhole kernel: [<c08d673d>] (genl_rcv) from [<c08d5aa1>] (netlink_unicast+0x125/0x1a4)
Dec 01 08:25:19 wormhole kernel: [<c08d5aa1>] (netlink_unicast) from [<c08d5cbb>] (netlink_sendmsg+0x19b/0x36c)
Dec 01 08:25:19 wormhole kernel: [<c08d5cbb>] (netlink_sendmsg) from [<c085dd57>] (sock_sendmsg+0x23/0x2c)
Dec 01 08:25:19 wormhole kernel: [<c085dd57>] (sock_sendmsg) from [<c085dffd>] (____sys_sendmsg+0x181/0x194)
Dec 01 08:25:19 wormhole kernel: [<c085dffd>] (____sys_sendmsg) from [<c085f14d>] (___sys_sendmsg+0x49/0x64)
Dec 01 08:25:19 wormhole kernel: [<c085f14d>] (___sys_sendmsg) from [<c085f40f>] (__sys_sendmsg+0x37/0x58)
Dec 01 08:25:19 wormhole kernel: [<c085f40f>] (__sys_sendmsg) from [<c0100061>] (ret_fast_syscall+0x1/0x52)
Dec 01 08:25:19 wormhole kernel: Exception stack(0xc3de5fa8 to 0xc3de5ff0)
Dec 01 08:25:19 wormhole kernel: 5fa0: 006b7060 006b7b98 00000005 bebc7b60 00000000 00000000
Dec 01 08:25:19 wormhole kernel: 5fc0: 006b7060 006b7b98 b6f3ed50 00000128 b6f1c000 00000001 00000004 00000000
Dec 01 08:25:19 wormhole kernel: 5fe0: 00000128 bebc7b10 b6b8865f b6b017e6
Dec 01 08:25:19 wormhole kernel: ---[ end trace 64dee275cb2976ad ]---