crypto/ec/ecp_mont.c:224: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_MONT_CTX_set`.
Showing all 41 steps of the trace


crypto/ec/ecp_mont.c:197:1: Parameter `ctx->pool.used`
195.   
196.   
197. > int ec_GFp_mont_group_set_curve(EC_GROUP *group, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
198.   	{
199.   	BN_CTX *new_ctx = NULL;

crypto/ec/ecp_mont.c:224:7: Call
222.   	mont = BN_MONT_CTX_new();
223.   	if (mont == NULL) goto err;
224.   	if (!BN_MONT_CTX_set(mont, p, ctx))
             ^
225.   		{
226.   		ECerr(EC_F_EC_GFP_MONT_GROUP_SET_CURVE, ERR_R_BN_LIB);

crypto/bn/bn_mont.c:413:1: Parameter `ctx->pool.used`
  411.   	}
  412.   
  413. > int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
  414.   	{
  415.   	int ret = 0;

crypto/bn/bn_mont.c:419:11: Call
  417.   
  418.   	BN_CTX_start(ctx);
  419.   	if((Ri = BN_CTX_get(ctx)) == NULL) goto err;
                   ^
  420.   	R= &(mont->RR);					/* grab RR as a temp */
  421.   	if (!BN_copy(&(mont->N),mod)) goto err;		/* Set N */

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_mont.c:479:8: Call
  477.   		tmod.top = buf[0] != 0 ? 1 : 0;
  478.   							/* Ri = R^-1 mod N*/
  479.   		if ((BN_mod_inverse(Ri,R,&tmod,ctx)) == NULL)
                ^
  480.   			goto err;
  481.   		if (!BN_lshift(Ri,Ri,BN_BITS2)) goto err; /* R*Ri */

crypto/bn/bn_gcd.c:208:1: Parameter `ctx->pool.used`
    206.   static BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
    207.           const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx);
    208. > BIGNUM *BN_mod_inverse(BIGNUM *in,
    209.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
    210.   	{

crypto/bn/bn_gcd.c:217:10: Call
    215.   	if ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0))
    216.   		{
    217.   		return BN_mod_inverse_no_branch(in, a, n, ctx);
                    ^
    218.   		}
    219.   

crypto/bn/bn_gcd.c:506:1: Parameter `ctx->pool.used`
      504.    * It does not contain branches that may leak sensitive information.
      505.    */
      506. > static BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
      507.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
      508.   	{

crypto/bn/bn_gcd.c:519:6: Call
      517.   
      518.   	BN_CTX_start(ctx);
      519.   	A = BN_CTX_get(ctx);
                  ^
      520.   	B = BN_CTX_get(ctx);
      521.   	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/bn/bn_gcd.c:520:6: Call
      518.   	BN_CTX_start(ctx);
      519.   	A = BN_CTX_get(ctx);
      520.   	B = BN_CTX_get(ctx);
                  ^
      521.   	X = BN_CTX_get(ctx);
      522.   	D = 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_gcd.c:521:6: Call
      519.   	A = BN_CTX_get(ctx);
      520.   	B = BN_CTX_get(ctx);
      521.   	X = BN_CTX_get(ctx);
                  ^
      522.   	D = BN_CTX_get(ctx);
      523.   	M = 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_gcd.c:522:6: Call
      520.   	B = BN_CTX_get(ctx);
      521.   	X = BN_CTX_get(ctx);
      522.   	D = BN_CTX_get(ctx);
                  ^
      523.   	M = BN_CTX_get(ctx);
      524.   	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/bn/bn_gcd.c:523:6: Call
      521.   	X = BN_CTX_get(ctx);
      522.   	D = BN_CTX_get(ctx);
      523.   	M = BN_CTX_get(ctx);
                  ^
      524.   	Y = BN_CTX_get(ctx);
      525.   	T = 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_gcd.c:524:6: Call
      522.   	D = BN_CTX_get(ctx);
      523.   	M = BN_CTX_get(ctx);
      524.   	Y = BN_CTX_get(ctx);
                  ^
      525.   	T = BN_CTX_get(ctx);
      526.   	if (T == 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/bn/bn_gcd.c:525:6: Call
      523.   	M = BN_CTX_get(ctx);
      524.   	Y = BN_CTX_get(ctx);
      525.   	T = BN_CTX_get(ctx);
                  ^
      526.   	if (T == NULL) goto err;
      527.   

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_gcd.c:547:8: Call
      545.   		pB = &local_B;
      546.   		BN_with_flags(pB, B, BN_FLG_CONSTTIME);	
      547.   		if (!BN_nnmod(B, pB, A, ctx)) goto err;
                    ^
      548.   		}
      549.   	sign = -1;

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:181:1: Parameter `ctx->pool.used`
          179.   static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,
          180.           const BIGNUM *divisor, BN_CTX *ctx);
          181. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
          182.   	   BN_CTX *ctx)
          183.   	{

crypto/bn/bn_div.c:204:10: Call
          202.   	if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0))
          203.   		{
          204.   		return BN_div_no_branch(dv, rm, num, divisor, ctx);
                          ^
          205.   		}
          206.   

crypto/bn/bn_div.c:426:1: Parameter `ctx->pool.used`
            424.    * branches that may leak sensitive information.
            425.    */
            426. > static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, 
            427.   	const BIGNUM *divisor, BN_CTX *ctx)
            428.   	{

crypto/bn/bn_div.c:447:6: Call
            445.   
            446.   	BN_CTX_start(ctx);
            447.   	tmp=BN_CTX_get(ctx);
                        ^
            448.   	snum=BN_CTX_get(ctx);
            449.   	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:448:7: Call
            446.   	BN_CTX_start(ctx);
            447.   	tmp=BN_CTX_get(ctx);
            448.   	snum=BN_CTX_get(ctx);
                         ^
            449.   	sdiv=BN_CTX_get(ctx);
            450.   	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:449:7: Call
            447.   	tmp=BN_CTX_get(ctx);
            448.   	snum=BN_CTX_get(ctx);
            449.   	sdiv=BN_CTX_get(ctx);
                         ^
            450.   	if (dv == NULL)
            451.   		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:642:2: Call
            640.   		}
            641.   	bn_correct_top(res);
            642.   	BN_CTX_end(ctx);
                    ^
            643.   	return(1);
            644.   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_MONT_CTX_set` 
                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--)
