crypto/ec/ec_lib.c:536: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned64 by call to `BN_cmp`.
Showing all 7 steps of the trace


crypto/ec/ec_lib.c:529:8: Call
527.   		    !EC_GROUP_get_order(b, b1, ctx) ||
528.   		    !EC_GROUP_get_cofactor(a, a2, ctx) ||
529.   		    !EC_GROUP_get_cofactor(b, b2, ctx))
              ^
530.   			{
531.   			BN_CTX_end(ctx);

crypto/ec/ec_lib.c:330:7: Call
  328.   int EC_GROUP_get_cofactor(const EC_GROUP *group, BIGNUM *cofactor, BN_CTX *ctx)
  329.   	{
  330.   	if (!BN_copy(cofactor, &group->cofactor))
               ^
  331.   		return 0;
  332.   

crypto/bn/bn_lib.c:497:1: Parameter `a->top`
    495.   	}
    496.   
    497. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
    498.   	{
    499.   	int i;

crypto/ec/ec_lib.c:536:7: Call
534.   			return -1;
535.   			}
536.   		if (BN_cmp(a1, b1) || BN_cmp(a2, b2))
             ^
537.   			r = 1;
538.   		}

crypto/bn/bn_lib.c:678:1: <LHS trace>
676.   	}
677.   
678. > int BN_cmp(const BIGNUM *a, const BIGNUM *b)
679.   	{
680.   	int i;

crypto/bn/bn_lib.c:678:1: Parameter `a->top`
  676.   	}
  677.   
  678. > int BN_cmp(const BIGNUM *a, const BIGNUM *b)
  679.   	{
  680.   	int i;

crypto/bn/bn_lib.c:709:7: Binary operation: ([0, +oo] - 1):unsigned64 by call to `BN_cmp` 
  707.   	if (a->top > b->top) return(gt);
  708.   	if (a->top < b->top) return(lt);
  709.   	for (i=a->top-1; i>=0; i--)
               ^
  710.   		{
  711.   		t1=a->d[i];
