【QCA6174】QCA6174 WiFi 5G设置固定信道出现DFS chan_idx seems wrong错误,hostapd自动退出问题分析解决方案

问题描述

      sdx12平台QCA6174 WiFi 5G设置固定信道出现DFS chan_idx seems wrong错误,然后选择其他信道或者hostapd自动退出

hostapd信息

/ # hostapd
hostapd v2.10-devel
User space daemon for IEEE 802.11 AP management,
IEEE 802.1X/WPA/WPA2/EAP/RADIUS Authenticator
Copyright (c) 2002-2019, Jouni Malinen  and contributors

usage: hostapd [-hdBKtv] [-P ] [-e ] \
         [-g ] [-G ]\
         [-i ]\
         

options:
   -h   show this usage
   -d   show more debug messages (-dd for even more)
   -B   run daemon in the background
   -e   entropy file
   -g   global control interface path
   -G   group for control interfaces
   -P   PID file
   -K   include key data in debug messages
   -f   log output to debug file instead of stdout
   -i   list of interface names to use
   -S   start all the interfaces synchronously
   -t