crypto/ec/ecp_smpl.c:668: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_nnmod`.
Showing all 25 steps of the trace


crypto/ec/ecp_smpl.c:636:1: Parameter `ctx->pool.used`
634.   
635.   
636. > int ec_GFp_simple_set_compressed_coordinates(const EC_GROUP *group, EC_POINT *point,
637.   	const BIGNUM *x_, int y_bit, BN_CTX *ctx)
638.   	{

crypto/ec/ecp_smpl.c:656:9: Call
654.   
655.   	BN_CTX_start(ctx);
656.   	tmp1 = BN_CTX_get(ctx);
               ^
657.   	tmp2 = BN_CTX_get(ctx);
658.   	x = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:288:1: Parameter `ctx->pool.used`
  286.   	}
  287.   
  288. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  289.   	{
  290.   	BIGNUM *ret;

crypto/ec/ecp_smpl.c:657:9: Call
655.   	BN_CTX_start(ctx);
656.   	tmp1 = BN_CTX_get(ctx);
657.   	tmp2 = BN_CTX_get(ctx);
               ^
658.   	x = BN_CTX_get(ctx);
659.   	y = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:288:1: Parameter `ctx->pool.used`
  286.   	}
  287.   
  288. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  289.   	{
  290.   	BIGNUM *ret;

crypto/ec/ecp_smpl.c:658:6: Call
656.   	tmp1 = BN_CTX_get(ctx);
657.   	tmp2 = BN_CTX_get(ctx);
658.   	x = BN_CTX_get(ctx);
            ^
659.   	y = BN_CTX_get(ctx);
660.   	if (y == NULL) goto err;

crypto/bn/bn_ctx.c:288:1: Parameter `ctx->pool.used`
  286.   	}
  287.   
  288. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  289.   	{
  290.   	BIGNUM *ret;

crypto/ec/ecp_smpl.c:659:6: Call
657.   	tmp2 = BN_CTX_get(ctx);
658.   	x = BN_CTX_get(ctx);
659.   	y = BN_CTX_get(ctx);
            ^
660.   	if (y == NULL) goto err;
661.   

crypto/bn/bn_ctx.c:288:1: Parameter `ctx->pool.used`
  286.   	}
  287.   
  288. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  289.   	{
  290.   	BIGNUM *ret;

crypto/ec/ecp_smpl.c:668:7: Call
666.   
667.   	/* tmp1 := x^3 */
668.   	if (!BN_nnmod(x, x_, &group->field,ctx)) goto err;
             ^
669.   	if (group->meth->field_decode == 0)
670.   		{

crypto/bn/bn_mod.c:127:1: Parameter `ctx->pool.used`
  125.   
  126.   
  127. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
  128.   	{
  129.   	/* like BN_mod, but returns non-negative remainder

crypto/bn/bn_mod.c:132:8: Call
  130.   	 * (i.e.,  0 <= r < |d|  always holds) */
  131.   
  132.   	if (!(BN_mod(r,m,d,ctx)))
                ^
  133.   		return 0;
  134.   	if (!r->neg)

crypto/bn/bn_div.c:179:1: Parameter `ctx->pool.used`
    177.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
    178.    */
    179. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
    180.   	   BN_CTX *ctx)
    181.   	{

crypto/bn/bn_div.c:208:6: Call
    206.   
    207.   	BN_CTX_start(ctx);
    208.   	tmp=BN_CTX_get(ctx);
                ^
    209.   	snum=BN_CTX_get(ctx);
    210.   	sdiv=BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:288:1: Parameter `ctx->pool.used`
      286.   	}
      287.   
      288. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
      289.   	{
      290.   	BIGNUM *ret;

crypto/bn/bn_div.c:209:7: Call
    207.   	BN_CTX_start(ctx);
    208.   	tmp=BN_CTX_get(ctx);
    209.   	snum=BN_CTX_get(ctx);
                 ^
    210.   	sdiv=BN_CTX_get(ctx);
    211.   	if (dv == NULL)

crypto/bn/bn_ctx.c:288:1: Parameter `ctx->pool.used`
      286.   	}
      287.   
      288. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
      289.   	{
      290.   	BIGNUM *ret;

crypto/bn/bn_div.c:210:7: Call
    208.   	tmp=BN_CTX_get(ctx);
    209.   	snum=BN_CTX_get(ctx);
    210.   	sdiv=BN_CTX_get(ctx);
                 ^
    211.   	if (dv == NULL)
    212.   		res=BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:288:1: Parameter `ctx->pool.used`
      286.   	}
      287.   
      288. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
      289.   	{
      290.   	BIGNUM *ret;

crypto/bn/bn_div.c:392:2: Call
    390.   		bn_check_top(rm);
    391.   		}
    392.   	BN_CTX_end(ctx);
            ^
    393.   	return(1);
    394.   err:

crypto/bn/bn_ctx.c:270:1: Parameter `ctx->pool.used`
      268.   	}
      269.   
      270. > void BN_CTX_end(BN_CTX *ctx)
      271.   	{
      272.   	CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:280:4: Call
      278.   		/* Does this stack frame have anything to release? */
      279.   		if(fp < ctx->used)
      280.   			BN_POOL_release(&ctx->pool, ctx->used - fp);
                ^
      281.   		ctx->used = fp;
      282.   		/* Unjam "too_many" in case "get" had failed */

crypto/bn/bn_ctx.c:438:1: <LHS trace>
436.   	}
437.   
438. > static void BN_POOL_release(BN_POOL *p, unsigned int num)
439.   	{
440.   	unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;

crypto/bn/bn_ctx.c:438:1: Parameter `p->used`
        436.   	}
        437.   
        438. > static void BN_POOL_release(BN_POOL *p, unsigned int num)
        439.   	{
        440.   	unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;

crypto/bn/bn_ctx.c:440:2: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_nnmod` 
        438.   static void BN_POOL_release(BN_POOL *p, unsigned int num)
        439.   	{
        440.   	unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;
                ^
        441.   	p->used -= num;
        442.   	while(num--)
