crypto/bn/bn_exp.c:759: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_to_montgomery`.
Showing all 19 steps of the trace


crypto/bn/bn_exp.c:596:1: Parameter `ctx->stack.depth`
594.    * http://www.daemonology.net/hyperthreading-considered-harmful/)
595.    */
596. > int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
597.                                 const BIGNUM *m, BN_CTX *ctx,
598.                                 BN_MONT_CTX *in_mont)

crypto/bn/bn_exp.c:640:5: Call
638.       }
639.   
640.       BN_CTX_start(ctx);
           ^
641.   
642.       /*

crypto/bn/bn_ctx.c:181:1: Parameter `ctx->stack.depth`
  179.   }
  180.   
  181. > void BN_CTX_start(BN_CTX *ctx)
  182.   {
  183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_exp.c:759:17: Call
757.           if (!BN_to_montgomery(&am, &am, mont, ctx))
758.               goto err;
759.       } else if (!BN_to_montgomery(&am, a, mont, ctx))
                       ^
760.           goto err;
761.   

crypto/bn/bn_lib.c:871:1: Parameter `ctx->stack.depth`
  869.   }
  870.   
  871. > int BN_to_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,
  872.                        BN_CTX *ctx)
  873.   {

crypto/bn/bn_lib.c:874:12: Call
  872.                        BN_CTX *ctx)
  873.   {
  874.       return BN_mod_mul_montgomery(r, a, &(mont->RR), mont, ctx);
                    ^
  875.   }
  876.   

crypto/bn/bn_mont.c:26:1: Parameter `ctx->stack.depth`
    24.   #endif
    25.   
    26. > int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
    27.                             BN_MONT_CTX *mont, BN_CTX *ctx)
    28.   {

crypto/bn/bn_mont.c:49:5: Call
    47.           return 0;
    48.   
    49.       BN_CTX_start(ctx);
              ^
    50.       tmp = BN_CTX_get(ctx);
    51.       if (tmp == NULL)

crypto/bn/bn_ctx.c:181:1: Parameter `ctx->stack.depth`
      179.   }
      180.   
      181. > void BN_CTX_start(BN_CTX *ctx)
      182.   {
      183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mont.c:59:14: Call
    57.               goto err;
    58.       } else {
    59.           if (!BN_mul(tmp, a, b, ctx))
                       ^
    60.               goto err;
    61.       }

crypto/bn/bn_mul.c:497:1: Parameter `ctx->stack.depth`
      495.   #endif                          /* BN_RECURSION */
      496.   
      497. > int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
      498.   {
      499.       int ret = 0;

crypto/bn/bn_mul.c:523:5: Call
      521.       top = al + bl;
      522.   
      523.       BN_CTX_start(ctx);
                 ^
      524.       if ((r == a) || (r == b)) {
      525.           if ((rr = BN_CTX_get(ctx)) == NULL)

crypto/bn/bn_ctx.c:181:1: Parameter `ctx->stack.depth`
        179.   }
        180.   
        181. > void BN_CTX_start(BN_CTX *ctx)
        182.   {
        183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mul.c:608:5: Call
      606.    err:
      607.       bn_check_top(r);
      608.       BN_CTX_end(ctx);
                 ^
      609.       return ret;
      610.   }

crypto/bn/bn_ctx.c:195:1: Parameter `ctx->stack.depth`
        193.   }
        194.   
        195. > void BN_CTX_end(BN_CTX *ctx)
        196.   {
        197.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:201:27: Call
        199.           ctx->err_stack--;
        200.       else {
        201.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                         ^
        202.           /* Does this stack frame have anything to release? */
        203.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:274:1: <LHS trace>
272.   }
273.   
274. > static unsigned int BN_STACK_pop(BN_STACK *st)
275.   {
276.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:274:1: Parameter `st->depth`
          272.   }
          273.   
          274. > static unsigned int BN_STACK_pop(BN_STACK *st)
          275.   {
          276.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:276:12: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_to_montgomery` 
          274.   static unsigned int BN_STACK_pop(BN_STACK *st)
          275.   {
          276.       return st->indexes[--(st->depth)];
                            ^
          277.   }
          278.   
