I have installed Wordpress in a subdirectory - /var/www/html/stage

I am getting the following error in the error log. I think the filename being passed has the subdirectory name prepended, which should not happen.

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2019/12/20 15:34:00 [error] 22393#22393: *10 FastCGI sent in stderr: "Primary script unknown" while reading response header from upstream, client: 110.227.251.142, server: mywebsite.com, request: "GET /stage/%20https://mywebsite.com/stage/wp-content/uploads/2019/11/hp_slider_bg-1500x797.jpg HTTP/1.1", upstream: "fastcgi://unix:/var/run/php/php7.0-fpm.sock:", host: "fp-academy.in", referrer: "https://fp-academy.in/stage/"
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record byte: 01
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record byte: 06
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record byte: 00
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record byte: 01
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record byte: 00
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record byte: 51
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record byte: 07
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record byte: 00
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi record length: 81
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi parser: 0
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi header: "Status: 404 Not Found"
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi parser: 0
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi header: "Content-type: text/html; charset=UTF-8"
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi parser: 1
2019/12/20 15:34:00 [debug] 22393#22393: *10 http fastcgi header done
2019/12/20 15:34:00 [debug] 22393#22393: *10 HTTP/1.1 404 Not Found



---/etc/nginx/sites-enabled/default looks like this

server { # We're deliberately leaving this as-is to avoid conflict at the moment

root /var/www/html;
server_name mywebsite.com www.mywebsite.com;
# rewrite ^/moodle/(.*\.php)(/)(.*)$ /moodle/$1?file=/$3 last;
# rewrite ^(..php)(/)(.)$ $1?file=/$3 last;
index index.php index.html index.htm login.php;
# if you get errors enable the line below and find out errors in the log file.
# error_log /var/log/nginx/error.log notice;

location / {
index index.php index.html index.htm login.php;
try_files $uri /index.php?$args;
}

location ~ \.php$ {
try_files $uri /index.php?$args;
try_files $uri $script_name =404;
fastcgi_split_path_info ^(.+\.php)(/.+)$;
fastcgi_pass unix:/var/run/php7.0-fpm.sock;
fastcgi_index index.php;
include fastcgi_params;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_param PATH_INFO $fastcgi_path_info;
}

location /fpelms {
root /var/www/html;
index index.php index.html index.htm login.php;
}

location /stage {
root /var/www/html;
index index.php;

if (!-e $request_filename) {
rewrite ^(.*)$ /stage/index.php?q=$1 last;
}
}


location /doc/ {
alias /usr/share/doc/;
autoindex on;
allow 127.0.0.1;
deny all;
}

location ~/\.ht {
deny all;
}


location /remotech.html {
proxy_pass https://outsidedomain.com/;
}

location /static {
proxy_pass https://outsidedomain.com/static/;
}

location /api/ {
proxy_pass https://outsidedomain.com/api/;
}

location /firebase-messaging-sw.js{
proxy_pass https://outsidedomain.com/firebase-messaging-sw.js;
}

location /manifest.json{
proxy_pass https://outsidedomain.com/manifest.json;
}

location /plugins {
proxy_pass https://outsidedomain.com/plugins/;
}

location /scripts {
proxy_pass https://outsidedomain.com/scripts/;
}

location /styles {
proxy_pass https://outsidedomain.com/styles/;
}


location /assets {
proxy_pass https://outsidedomain.com/assets/;
}

location /fonts {
proxy_pass https://outsidedomain.com/fonts/;
}


listen 443 ssl; # managed by Certbot
ssl_certificate /etc/letsencrypt/live/mywebsite.com/fullchain.pem; # managed by Certbot
ssl_certificate_key /etc/letsencrypt/live/mywebsite.com/privkey.pem; # managed by Certbot
include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot




}



server {
if ($host = www.mywebsite.com) {
return 301 https://$host$request_uri;
} # managed by Certbot

if ($host = mywebsite.com) {
return 301 https://$host$request_uri;
} # managed by Certbot


listen 80;
server_name mywebsite.com www.mywebsite.com;
return 404; # managed by Certbot


}

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