crypto/dsa/dsa_ossl.c:268: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_MONT_CTX_set_locked`.
Showing all 45 steps of the trace


crypto/dsa/dsa_ossl.c:233:1: Parameter `ctx_in->pool.used`
231.   	}
232.   
233. > static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)
234.   	{
235.   	BN_CTX *ctx;

crypto/dsa/dsa_ossl.c:268:8: Call
266.   	if (dsa->flags & DSA_FLAG_CACHE_MONT_P)
267.   		{
268.   		if (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,
              ^
269.   						CRYPTO_LOCK_DSA,
270.   						dsa->p, ctx))

crypto/bn/bn_mont.c:538:1: Parameter `ctx->pool.used`
  536.   	}
  537.   
  538. > BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, int lock,
  539.   					const BIGNUM *mod, BN_CTX *ctx)
  540.   	{

crypto/bn/bn_mont.c:554:16: Call
  552.   			{
  553.   			ret = BN_MONT_CTX_new();
  554.   			if (ret && !BN_MONT_CTX_set(ret, mod, ctx))
                        ^
  555.   				BN_MONT_CTX_free(ret);
  556.   			else

crypto/bn/bn_mont.c:415:1: Parameter `ctx->pool.used`
    413.   	}
    414.   
    415. > int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
    416.   	{
    417.   	int ret = 0;

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

crypto/bn/bn_ctx.c:290:1: Parameter `ctx->pool.used`
      288.   	}
      289.   
      290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
      291.   	{
      292.   	BIGNUM *ret;

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

crypto/bn/bn_gcd.c:209:1: Parameter `ctx->pool.used`
      207.           const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx);
      208.   
      209. > BIGNUM *BN_mod_inverse(BIGNUM *in,
      210.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
      211.   	{

crypto/bn/bn_gcd.c:214:7: Call
      212.   	BIGNUM *rv;
      213.   	int noinv;
      214.   	rv = int_bn_mod_inverse(in, a, n, ctx, &noinv);
                   ^
      215.   	if (noinv)
      216.   		BNerr(BN_F_BN_MOD_INVERSE,BN_R_NO_INVERSE);

crypto/bn/bn_gcd.c:220:1: Parameter `ctx->pool.used`
        218.   	}
        219.   
        220. > BIGNUM *int_bn_mod_inverse(BIGNUM *in,
        221.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx, int *pnoinv)
        222.   	{

crypto/bn/bn_gcd.c:232:10: Call
        230.   	if ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0))
        231.   		{
        232.   		return BN_mod_inverse_no_branch(in, a, n, ctx);
                        ^
        233.   		}
        234.   

crypto/bn/bn_gcd.c:522:1: Parameter `ctx->pool.used`
          520.    * It does not contain branches that may leak sensitive information.
          521.    */
          522. > static BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
          523.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
          524.   	{

crypto/bn/bn_gcd.c:535:6: Call
          533.   
          534.   	BN_CTX_start(ctx);
          535.   	A = BN_CTX_get(ctx);
                      ^
          536.   	B = BN_CTX_get(ctx);
          537.   	X = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:290:1: Parameter `ctx->pool.used`
            288.   	}
            289.   
            290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
            291.   	{
            292.   	BIGNUM *ret;

crypto/bn/bn_gcd.c:536:6: Call
          534.   	BN_CTX_start(ctx);
          535.   	A = BN_CTX_get(ctx);
          536.   	B = BN_CTX_get(ctx);
                      ^
          537.   	X = BN_CTX_get(ctx);
          538.   	D = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:290:1: Parameter `ctx->pool.used`
            288.   	}
            289.   
            290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
            291.   	{
            292.   	BIGNUM *ret;

crypto/bn/bn_gcd.c:537:6: Call
          535.   	A = BN_CTX_get(ctx);
          536.   	B = BN_CTX_get(ctx);
          537.   	X = BN_CTX_get(ctx);
                      ^
          538.   	D = BN_CTX_get(ctx);
          539.   	M = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:290:1: Parameter `ctx->pool.used`
            288.   	}
            289.   
            290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
            291.   	{
            292.   	BIGNUM *ret;

crypto/bn/bn_gcd.c:538:6: Call
          536.   	B = BN_CTX_get(ctx);
          537.   	X = BN_CTX_get(ctx);
          538.   	D = BN_CTX_get(ctx);
                      ^
          539.   	M = BN_CTX_get(ctx);
          540.   	Y = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:290:1: Parameter `ctx->pool.used`
            288.   	}
            289.   
            290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
            291.   	{
            292.   	BIGNUM *ret;

crypto/bn/bn_gcd.c:539:6: Call
          537.   	X = BN_CTX_get(ctx);
          538.   	D = BN_CTX_get(ctx);
          539.   	M = BN_CTX_get(ctx);
                      ^
          540.   	Y = BN_CTX_get(ctx);
          541.   	T = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:290:1: Parameter `ctx->pool.used`
            288.   	}
            289.   
            290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
            291.   	{
            292.   	BIGNUM *ret;

crypto/bn/bn_gcd.c:540:6: Call
          538.   	D = BN_CTX_get(ctx);
          539.   	M = BN_CTX_get(ctx);
          540.   	Y = BN_CTX_get(ctx);
                      ^
          541.   	T = BN_CTX_get(ctx);
          542.   	if (T == NULL) goto err;

crypto/bn/bn_ctx.c:290:1: Parameter `ctx->pool.used`
            288.   	}
            289.   
            290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
            291.   	{
            292.   	BIGNUM *ret;

crypto/bn/bn_gcd.c:541:6: Call
          539.   	M = BN_CTX_get(ctx);
          540.   	Y = BN_CTX_get(ctx);
          541.   	T = BN_CTX_get(ctx);
                      ^
          542.   	if (T == NULL) goto err;
          543.   

crypto/bn/bn_ctx.c:290:1: Parameter `ctx->pool.used`
            288.   	}
            289.   
            290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
            291.   	{
            292.   	BIGNUM *ret;

crypto/bn/bn_gcd.c:563:8: Call
          561.   		pB = &local_B;
          562.   		BN_with_flags(pB, B, BN_FLG_CONSTTIME);	
          563.   		if (!BN_nnmod(B, pB, A, ctx)) goto err;
                        ^
          564.   		}
          565.   	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:203:10: Call
              201.   	if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0))
              202.   		{
              203.   		return BN_div_no_branch(dv, rm, num, divisor, ctx);
                              ^
              204.   		}
              205.   

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:290:1: Parameter `ctx->pool.used`
                  288.   	}
                  289.   
                  290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
                  291.   	{
                  292.   	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:290:1: Parameter `ctx->pool.used`
                  288.   	}
                  289.   
                  290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
                  291.   	{
                  292.   	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:290:1: Parameter `ctx->pool.used`
                  288.   	}
                  289.   
                  290. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
                  291.   	{
                  292.   	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:272:1: Parameter `ctx->pool.used`
                  270.   	}
                  271.   
                  272. > void BN_CTX_end(BN_CTX *ctx)
                  273.   	{
                  274.   	CTXDBG_ENTRY("BN_CTX_end", ctx);

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

crypto/bn/bn_ctx.c:440:1: <LHS trace>
438.   	}
439.   
440. > static void BN_POOL_release(BN_POOL *p, unsigned int num)
441.   	{
442.   	unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;

crypto/bn/bn_ctx.c:440:1: Parameter `p->used`
                    438.   	}
                    439.   
                    440. > static void BN_POOL_release(BN_POOL *p, unsigned int num)
                    441.   	{
                    442.   	unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;

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