src/http/ngx_http_script.c:308: error: Buffer Overrun L3
  Offset: [2, +oo] Size: [1, +oo] by call to `ngx_http_compile_complex_value`.

src/http/ngx_http_script.c:308:13: Call
306.         ccv.complex_value = cv;
307. 
308.         if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
                 ^
309.             return NGX_CONF_ERROR;
310.         }

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:308:13: Call
306.         ccv.complex_value = cv;
307. 
308.         if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
                 ^
309.             return NGX_CONF_ERROR;
310.         }

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:308:13: Call
306.         ccv.complex_value = cv;
307. 
308.         if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
                 ^
309.             return NGX_CONF_ERROR;
310.         }

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 {
