src/core/ngx_conf_file.c:1162: error: Integer Overflow L2
  ([0, +oo] - 1):unsigned64 by call to `ngx_parse_offset`.

src/core/ngx_conf_file.c:1162:11: Call
1160.     value = cf->args->elts;
1161. 
1162.     *op = ngx_parse_offset(&value[1]);
                ^
1163.     if (*op == (off_t) NGX_ERROR) {
1164.         return "invalid value";

src/core/ngx_parse.c:53:1: <LHS trace>
51. 
52. 
53. off_t
    ^
54. ngx_parse_offset(ngx_str_t *line)
55. {

src/core/ngx_parse.c:53:1: Parameter `line->len`
  51. 
  52. 
  53. off_t
      ^
  54. ngx_parse_offset(ngx_str_t *line)
  55. {

src/core/ngx_parse.c:60:5: Assignment
  58.     size_t  len;
  59. 
  60.     len = line->len;
          ^
  61.     unit = line->data[len - 1];
  62. 

src/core/ngx_parse.c:61:12: Binary operation: ([0, +oo] - 1):unsigned64 by call to `ngx_parse_offset` 
  59. 
  60.     len = line->len;
  61.     unit = line->data[len - 1];
                 ^
  62. 
  63.     switch (unit) {
