8812au monitor mode doesn't work well

[iamfaith]

root@raspberrypi:/home/pi# uname -a
Linux raspberrypi 5.10.17-v7l+ #1403 SMP Mon Feb 22 11:33:35 GMT 2021 armv7l GNU/Linux

root@raspberrypi:/home/pi# cat /etc/os-release
PRETTY_NAME="Raspbian GNU/Linux 10 (buster)"
NAME="Raspbian GNU/Linux"
VERSION_ID="10"
VERSION="10 (buster)"
VERSION_CODENAME=buster
ID=raspbian
ID_LIKE=debian
HOME_URL="http://www.raspbian.org/"
SUPPORT_URL="http://www.raspbian.org/RaspbianForums"
BUG_REPORT_URL="http://www.raspbian.org/RaspbianBugs"

root@raspberrypi:/home/pi# iw wlan1 info
Interface wlan1
ifindex 4
wdev 0x100000001
addr 08:10:7b:ba:a2:19
type monitor
wiphy 1
txpower 20.00 dBm

Can not change the channel even after installing the patch driver.
In this case, losing packets is always happening in WFB.

[iamfaith]

While I switch to the Open.HD customed image, this USB adapter works well in monitor mode. What is happening?

[iamfaith]

Log from WFB_RX (rtl8812au):

override block 0x548 flush 0 fragments
override block 0x549 flush 0 fragments
override block 0x54a flush 0 fragments
override block 0x54b flush 0 fragments
override block 0x54c flush 0 fragments
override block 0x54d flush 0 fragments
override block 0x54e flush 0 fragments
override block 0x54f flush 0 fragments
override block 0x550 flush 0 fragments
override block 0x551 flush 0 fragments
override block 0x552 flush 0 fragments
override block 0x553 flush 0 fragments
override block 0x554 flush 0 fragments
override block 0x555 flush 0 fragments
override block 0x556 flush 0 fragments
override block 0x557 flush 0 fragments
override block 0x558 flush 0 fragments
override block 0x559 flush 0 fragments
override block 0x55a flush 2 fragments
1743 packets lost
2 packets lost
override block 0x610 flush 0 fragments
1768 packets lost
New session detected
12749 packets lost
680399 ANT 1 59:-38:-36:-34
680399 ANT 0 59:-38:-36:-36

[svpcom]

Remove stock rtl8812au driver from raspbian