nginx with sendfile on is crashing

[senthilsam]

I have built nginx using f-stack and I am able to run it properly. when I try to serve static content using sendfile on;

I am getting below error

2025/04/09 17:42:08 [alert] 30610#0: *9 setsockopt(TCP_CORK) failed (22: Invalid argument) while sending response to client, client: 96.118.149.186, server: localhost, request: "GET /480 HTTP/1.1", host: "96.118.151.145"
2025/04/09 17:42:20 [alert] 30610#0: *10 setsockopt(TCP_CORK) failed (22: Invalid argument) while sending response to client, client: 96.118.149.186, server: localhost, request: "GET /480 HTTP/1.1", host: "96.118.151.145"

same request is getting successful when I try with sendfile off;