https://github.com/bitcoin/bitcoin/blob/d72758c3f6c34cd835f5de3efc230964f3b1ea56/src/torcontrol.cpp#L539

If a user is running Tor proxy outside localhost (perhaps on other host inside LAN or in containerised environment) , the automatic creation of onion services ends up creating an onion service listening to hardcored 127.0.0.1 address on the Tor proxy's host instead of the private address of the bitcoind – effectively running an empty onion service listening the Tor proxy's localhost.
cache_entry.m_cache_entry_expiration = current_time + std::chrono::hours(21) + GetRandMillis(std::chrono::hours(6));
    }
    return cache_entry.m_addrs_response_cache;
}
bool CConnman::AddNode(const std::string& strNode)
{
    LOCK(cs_vAddedNodes);
    for (const std::string& it : vAddedNodes) {
        if (strNode == it) return false;
    }
    vAddedNodes.push_back(strNode);
    return true;
}
bool CConnman::RemoveAddedNode(const std::string& strNode)