src/core/ngx_inet.c:1310: error: Buffer Overrun S2
  Offset: [`u->naddrs`, +oo] Size: [0, +oo].

src/core/ngx_inet.c:1262:1: <Offset trace>
1260. 
1261. 
1262. static ngx_int_t
      ^
1263. ngx_inet_add_addr(ngx_pool_t *pool, ngx_url_t *u, struct sockaddr *sockaddr,
1264.     socklen_t socklen, ngx_uint_t total)

src/core/ngx_inet.c:1262:1: Parameter `u->naddrs`
1260. 
1261. 
1262. static ngx_int_t
      ^
1263. ngx_inet_add_addr(ngx_pool_t *pool, ngx_url_t *u, struct sockaddr *sockaddr,
1264.     socklen_t socklen, ngx_uint_t total)

src/core/ngx_inet.c:1262:1: <Length trace>
1260. 
1261. 
1262. static ngx_int_t
      ^
1263. ngx_inet_add_addr(ngx_pool_t *pool, ngx_url_t *u, struct sockaddr *sockaddr,
1264.     socklen_t socklen, ngx_uint_t total)

src/core/ngx_inet.c:1262:1: Parameter `*u->addrs`
1260. 
1261. 
1262. static ngx_int_t
      ^
1263. ngx_inet_add_addr(ngx_pool_t *pool, ngx_url_t *u, struct sockaddr *sockaddr,
1264.     socklen_t socklen, ngx_uint_t total)

src/core/ngx_inet.c:1310:9: Array access: Offset: [u->naddrs, +oo] Size: [0, +oo]
1308.         len = ngx_sock_ntop(sa, socklen, p, len, 1);
1309. 
1310.         addr = &u->addrs[u->naddrs++];
              ^
1311. 
1312.         addr->sockaddr = sa;
