src/http/modules/ngx_http_map_module.c:466: error: Buffer Overrun L3
  Offset: [2, +oo] Size: [1, +oo] by call to `ngx_http_compile_complex_value`.

src/http/modules/ngx_http_map_module.c:409:10: Assignment
407.     key = 0;
408. 
409.     for (i = 0; i < value[1].len; i++) {
              ^
410.         key = ngx_hash(key, value[1].data[i]);
411.     }

src/http/modules/ngx_http_map_module.c:455:14: Call
453. 
454.     v.len = value[1].len;
455.     v.data = ngx_pstrdup(ctx->keys.pool, &value[1]);
                  ^
456.     if (v.data == NULL) {
457.         return NGX_CONF_ERROR;

src/core/ngx_string.c:63:9: Assignment
  61.     dst = ngx_pnalloc(pool, src->len);
  62.     if (dst == NULL) {
  63.         return NULL;
              ^
  64.     }
  65. 

src/http/modules/ngx_http_map_module.c:455:5: Assignment
453. 
454.     v.len = value[1].len;
455.     v.data = ngx_pstrdup(ctx->keys.pool, &value[1]);
         ^
456.     if (v.data == NULL) {
457.         return NGX_CONF_ERROR;

src/http/modules/ngx_http_map_module.c:466:9: Call
464.     ccv.complex_value = &cv;
465. 
466.     if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
             ^
467.         return NGX_CONF_ERROR;
468.     }

src/http/ngx_http_script.c:107:1: Parameter `*ccv->value->data`
  105. 
  106. 
  107. ngx_int_t
       ^
  108. ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv)
  109. {

src/http/ngx_http_script.c:195:9: Call
  193.     sc.root_prefix = ccv->root_prefix;
  194. 
  195.     if (ngx_http_script_compile(&sc) != NGX_OK) {
               ^
  196.         return NGX_ERROR;
  197.     }

src/http/ngx_http_script.c:332:1: <Offset trace>
330. 
331. 
332. ngx_int_t
     ^
333. ngx_http_script_compile(ngx_http_script_compile_t *sc)
334. {

src/http/ngx_http_script.c:332:1: Parameter `sc->source->len`
    330. 
    331. 
    332. ngx_int_t
         ^
    333. ngx_http_script_compile(ngx_http_script_compile_t *sc)
    334. {

src/http/ngx_http_script.c:332:1: <Length trace>
330. 
331. 
332. ngx_int_t
     ^
333. ngx_http_script_compile(ngx_http_script_compile_t *sc)
334. {

src/http/ngx_http_script.c:332:1: Parameter `*sc->source->data`
    330. 
    331. 
    332. ngx_int_t
         ^
    333. ngx_http_script_compile(ngx_http_script_compile_t *sc)
    334. {

src/http/ngx_http_script.c:385:17: Array access: Offset: [2, +oo] Size: [1, +oo] by call to `ngx_http_compile_complex_value` 
    383.                 }
    384. 
    385.                 name.data = &sc->source->data[i];
                         ^
    386. 
    387.             } else {
