Everything (seemingly) using openssl is failing.
Curl, nginx, php-fpm, openssh... (services I found that failed in systemd).
$this->bbcode_second_pass_code('', '/usr/bin/nginx: relocation error: /usr/bin/nginx: symbol OPENSSL_init_ssl, version OPENSSL_1_1_0 not defined in file libssl.so.1.1 with link time reference')