src/core/ngx_cycle.c:924: error: Integer Overflow L2
  ([0, +oo] - 1):unsigned64 by call to `ngx_slab_init`.

src/core/ngx_cycle.c:924:5: Call
922.     }
923. 
924.     ngx_slab_init(sp);
         ^
925. 
926.     return NGX_OK;

src/core/ngx_slab.c:75:1: <LHS trace>
73. 
74. 
75. void
    ^
76. ngx_slab_init(ngx_slab_pool_t *pool)
77. {

src/core/ngx_slab.c:75:1: Global `ngx_pagesize`
  73. 
  74. 
  75. void
      ^
  76. ngx_slab_init(ngx_slab_pool_t *pool)
  77. {

src/core/ngx_slab.c:125:5: Binary operation: ([0, +oo] - 1):unsigned64 by call to `ngx_slab_init` 
  123.     pool->pages->prev = (uintptr_t) &pool->free;
  124. 
  125.     pool->start = (u_char *)
           ^
  126.                   ngx_align_ptr((uintptr_t) p + pages * sizeof(ngx_slab_page_t),
  127.                                  ngx_pagesize);
