crypto/dsa/dsa_ossl.c:246: 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:211:1: Parameter `ctx_in->pool.used`
209.   	}
210.   
211. > static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)
212.   	{
213.   	BN_CTX *ctx;

crypto/dsa/dsa_ossl.c:246:8: Call
244.   	if (dsa->flags & DSA_FLAG_CACHE_MONT_P)
245.   		{
246.   		if (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,
              ^
247.   						CRYPTO_LOCK_DSA,
248.   						dsa->p, ctx))

crypto/bn/bn_mont.c:480:1: Parameter `ctx->pool.used`
  478.   	}
  479.   
  480. > BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, int lock,
  481.   					const BIGNUM *mod, BN_CTX *ctx)
  482.   	{

crypto/bn/bn_mont.c:496:16: Call
  494.   			{
  495.   			ret = BN_MONT_CTX_new();
  496.   			if (ret && !BN_MONT_CTX_set(ret, mod, ctx))
                        ^
  497.   				BN_MONT_CTX_free(ret);
  498.   			else

crypto/bn/bn_mont.c:363:1: Parameter `ctx->pool.used`
    361.   	}
    362.   
    363. > int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
    364.   	{
    365.   	int ret = 0;

crypto/bn/bn_mont.c:369:11: Call
    367.   
    368.   	BN_CTX_start(ctx);
    369.   	if((Ri = BN_CTX_get(ctx)) == NULL) goto err;
                     ^
    370.   	R= &(mont->RR);					/* grab RR as a temp */
    371.   	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:423:8: Call
    421.   		tmod.top = buf[0] != 0 ? 1 : 0;
    422.   							/* Ri = R^-1 mod N*/
    423.   		if ((BN_mod_inverse(Ri,R,&tmod,ctx)) == NULL)
                  ^
    424.   			goto err;
    425.   		if (!BN_lshift(Ri,Ri,BN_BITS2)) goto err; /* R*Ri */

crypto/bn/bn_gcd.c:206:1: Parameter `ctx->pool.used`
      204.   
      205.   /* solves ax == 1 (mod n) */
      206. > BIGNUM *BN_mod_inverse(BIGNUM *in,
      207.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
      208.   	{

crypto/bn/bn_gcd.c:215:10: Call
      213.   	if ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0))
      214.   		{
      215.   		return BN_mod_inverse_no_branch(in, a, n, ctx);
                      ^
      216.   		}
      217.   

crypto/bn/bn_gcd.c:504:1: Parameter `ctx->pool.used`
        502.    * It does not contain branches that may leak sensitive information.
        503.    */
        504. > BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
        505.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
        506.   	{

crypto/bn/bn_gcd.c:517:6: Call
        515.   
        516.   	BN_CTX_start(ctx);
        517.   	A = BN_CTX_get(ctx);
                    ^
        518.   	B = BN_CTX_get(ctx);
        519.   	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:518:6: Call
        516.   	BN_CTX_start(ctx);
        517.   	A = BN_CTX_get(ctx);
        518.   	B = BN_CTX_get(ctx);
                    ^
        519.   	X = BN_CTX_get(ctx);
        520.   	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:519:6: Call
        517.   	A = BN_CTX_get(ctx);
        518.   	B = BN_CTX_get(ctx);
        519.   	X = BN_CTX_get(ctx);
                    ^
        520.   	D = BN_CTX_get(ctx);
        521.   	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:520:6: Call
        518.   	B = BN_CTX_get(ctx);
        519.   	X = BN_CTX_get(ctx);
        520.   	D = BN_CTX_get(ctx);
                    ^
        521.   	M = BN_CTX_get(ctx);
        522.   	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:521:6: Call
        519.   	X = BN_CTX_get(ctx);
        520.   	D = BN_CTX_get(ctx);
        521.   	M = BN_CTX_get(ctx);
                    ^
        522.   	Y = BN_CTX_get(ctx);
        523.   	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:522:6: Call
        520.   	D = BN_CTX_get(ctx);
        521.   	M = BN_CTX_get(ctx);
        522.   	Y = BN_CTX_get(ctx);
                    ^
        523.   	T = BN_CTX_get(ctx);
        524.   	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:523:6: Call
        521.   	M = BN_CTX_get(ctx);
        522.   	Y = BN_CTX_get(ctx);
        523.   	T = BN_CTX_get(ctx);
                    ^
        524.   	if (T == NULL) goto err;
        525.   

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:545:8: Call
        543.   		pB = &local_B;
        544.   		BN_with_flags(pB, B, BN_FLG_CONSTTIME);	
        545.   		if (!BN_nnmod(B, pB, A, ctx)) goto err;
                      ^
        546.   		}
        547.   	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: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:190:10: Call
            188.   	if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0))
            189.   		{
            190.   		return BN_div_no_branch(dv, rm, num, divisor, ctx);
                            ^
            191.   		}
            192.   

crypto/bn/bn_div.c:409:1: Parameter `ctx->pool.used`
              407.    * branches that may leak sensitive information.
              408.    */
              409. > int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, 
              410.   	const BIGNUM *divisor, BN_CTX *ctx)
              411.   	{

crypto/bn/bn_div.c:430:6: Call
              428.   
              429.   	BN_CTX_start(ctx);
              430.   	tmp=BN_CTX_get(ctx);
                          ^
              431.   	snum=BN_CTX_get(ctx);
              432.   	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:431:7: Call
              429.   	BN_CTX_start(ctx);
              430.   	tmp=BN_CTX_get(ctx);
              431.   	snum=BN_CTX_get(ctx);
                           ^
              432.   	sdiv=BN_CTX_get(ctx);
              433.   	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:432:7: Call
              430.   	tmp=BN_CTX_get(ctx);
              431.   	snum=BN_CTX_get(ctx);
              432.   	sdiv=BN_CTX_get(ctx);
                           ^
              433.   	if (dv == NULL)
              434.   		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:621:2: Call
              619.   		bn_check_top(rm);
              620.   		}
              621.   	BN_CTX_end(ctx);
                      ^
              622.   	return(1);
              623.   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_locked` 
                  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--)
