crypto/dsa/dsa_ossl.c:272: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_MONT_CTX_set_locked`.
Showing all 43 steps of the trace


crypto/dsa/dsa_ossl.c:237:1: Parameter `ctx_in->pool.used`
235.   	}
236.   
237. > static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)
238.   	{
239.   	BN_CTX *ctx;

crypto/dsa/dsa_ossl.c:272:8: Call
270.   	if (dsa->flags & DSA_FLAG_CACHE_MONT_P)
271.   		{
272.   		if (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,
              ^
273.   						CRYPTO_LOCK_DSA,
274.   						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:211:1: Parameter `ctx->pool.used`
      209.           const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx);
      210.   
      211. > BIGNUM *BN_mod_inverse(BIGNUM *in,
      212.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
      213.   	{

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

crypto/bn/bn_gcd.c:222:1: Parameter `ctx->pool.used`
        220.   	}
        221.   
        222. > BIGNUM *int_bn_mod_inverse(BIGNUM *in,
        223.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx, int *pnoinv)
        224.   	{

crypto/bn/bn_gcd.c:234:10: Call
        232.   	if ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0))
        233.   		{
        234.   		return BN_mod_inverse_no_branch(in, a, n, ctx);
                        ^
        235.   		}
        236.   

crypto/bn/bn_gcd.c:524:1: Parameter `ctx->pool.used`
          522.    * It does not contain branches that may leak sensitive information.
          523.    */
          524. > static BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
          525.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
          526.   	{

crypto/bn/bn_gcd.c:537:6: Call
          535.   
          536.   	BN_CTX_start(ctx);
          537.   	A = BN_CTX_get(ctx);
                      ^
          538.   	B = BN_CTX_get(ctx);
          539.   	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:538:6: Call
          536.   	BN_CTX_start(ctx);
          537.   	A = BN_CTX_get(ctx);
          538.   	B = BN_CTX_get(ctx);
                      ^
          539.   	X = BN_CTX_get(ctx);
          540.   	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:539:6: Call
          537.   	A = BN_CTX_get(ctx);
          538.   	B = BN_CTX_get(ctx);
          539.   	X = BN_CTX_get(ctx);
                      ^
          540.   	D = BN_CTX_get(ctx);
          541.   	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:540:6: Call
          538.   	B = BN_CTX_get(ctx);
          539.   	X = BN_CTX_get(ctx);
          540.   	D = BN_CTX_get(ctx);
                      ^
          541.   	M = BN_CTX_get(ctx);
          542.   	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:541:6: Call
          539.   	X = BN_CTX_get(ctx);
          540.   	D = BN_CTX_get(ctx);
          541.   	M = BN_CTX_get(ctx);
                      ^
          542.   	Y = BN_CTX_get(ctx);
          543.   	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:542:6: Call
          540.   	D = BN_CTX_get(ctx);
          541.   	M = BN_CTX_get(ctx);
          542.   	Y = BN_CTX_get(ctx);
                      ^
          543.   	T = BN_CTX_get(ctx);
          544.   	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:543:6: Call
          541.   	M = BN_CTX_get(ctx);
          542.   	Y = BN_CTX_get(ctx);
          543.   	T = BN_CTX_get(ctx);
                      ^
          544.   	if (T == NULL) goto err;
          545.   

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:565:8: Call
          563.   		pB = &local_B;
          564.   		BN_with_flags(pB, B, BN_FLG_CONSTTIME);	
          565.   		if (!BN_nnmod(B, pB, A, ctx)) goto err;
                        ^
          566.   		}
          567.   	sign = -1;

crypto/bn/bn_mod.c:129:1: Parameter `ctx->pool.used`
            127.   
            128.   
            129. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
            130.   	{
            131.   	/* like BN_mod, but returns non-negative remainder

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

crypto/bn/bn_div.c:183:1: Parameter `ctx->pool.used`
              181.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
              182.    */
              183. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
              184.   	   BN_CTX *ctx)
              185.   	{

crypto/bn/bn_div.c:229:6: Call
              227.   
              228.   	BN_CTX_start(ctx);
              229.   	tmp=BN_CTX_get(ctx);
                          ^
              230.   	snum=BN_CTX_get(ctx);
              231.   	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:230:7: Call
              228.   	BN_CTX_start(ctx);
              229.   	tmp=BN_CTX_get(ctx);
              230.   	snum=BN_CTX_get(ctx);
                           ^
              231.   	sdiv=BN_CTX_get(ctx);
              232.   	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:231:7: Call
              229.   	tmp=BN_CTX_get(ctx);
              230.   	snum=BN_CTX_get(ctx);
              231.   	sdiv=BN_CTX_get(ctx);
                           ^
              232.   	if (dv == NULL)
              233.   		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:443:2: Call
              441.   		}
              442.   	if (no_branch)	bn_correct_top(res);
              443.   	BN_CTX_end(ctx);
                      ^
              444.   	return(1);
              445.   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--)
