crypto/dsa/dsa_ossl.c:310: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_mod_exp_mont`.
Showing all 31 steps of the trace


crypto/dsa/dsa_ossl.c:228:1: Parameter `ctx_in->stack.depth`
226.   }
227.   
228. > static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in,
229.   				      BIGNUM **kinvp, BIGNUM **rp,
230.   				      const unsigned char *dgst, int dlen)

crypto/dsa/dsa_ossl.c:310:2: Call
308.   		K = k;
309.   		}
310.   	DSA_BN_MOD_EXP(goto err, dsa, r, dsa->g, K, dsa->p, ctx,
        ^
311.   			dsa->method_mont_p);
312.   	if (!BN_mod(r,r,dsa->q,ctx)) goto err;

crypto/bn/bn_exp.c:402:1: Parameter `ctx->stack.depth`
  400.   
  401.   
  402. > int BN_mod_exp_mont(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
  403.   		    const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)
  404.   	{

crypto/bn/bn_exp.c:415:10: Call
  413.   	if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0)
  414.   		{
  415.   		return BN_mod_exp_mont_consttime(rr, a, p, m, ctx, in_mont);
                  ^
  416.   		}
  417.   

crypto/bn/bn_exp.c:644:1: Parameter `ctx->stack.depth`
    642.    * http://www.daemonology.net/hyperthreading-considered-harmful/)
    643.    */
    644. > int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
    645.   		    const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)
    646.   	{

crypto/bn/bn_exp.c:678:2: Call
    676.   		}
    677.   
    678.   	BN_CTX_start(ctx);
            ^
    679.   
    680.   	/* Allocate a montgomery context if it was not supplied by the caller.

crypto/bn/bn_ctx.c:256:1: Parameter `ctx->stack.depth`
      254.   	}
      255.   
      256. > void BN_CTX_start(BN_CTX *ctx)
      257.   	{
      258.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_exp.c:688:8: Call
    686.   		{
    687.   		if ((mont=BN_MONT_CTX_new()) == NULL) goto err;
    688.   		if (!BN_MONT_CTX_set(mont,m,ctx)) goto err;
                  ^
    689.   		}
    690.   

crypto/bn/bn_mont.c:353:1: Parameter `ctx->stack.depth`
      351.   	}
      352.   
      353. > int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
      354.   	{
      355.   	int ret = 0;

crypto/bn/bn_mont.c:358:2: Call
      356.   	BIGNUM *Ri,*R;
      357.   
      358.   	BN_CTX_start(ctx);
              ^
      359.   	if((Ri = BN_CTX_get(ctx)) == NULL) goto err;
      360.   	R= &(mont->RR);					/* grab RR as a temp */

crypto/bn/bn_ctx.c:256:1: Parameter `ctx->stack.depth`
        254.   	}
        255.   
        256. > void BN_CTX_start(BN_CTX *ctx)
        257.   	{
        258.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mont.c:419:8: Call
      417.   		tmod.top = buf[0] != 0 ? 1 : 0;
      418.   							/* Ri = R^-1 mod N*/
      419.   		if ((BN_mod_inverse(Ri,R,&tmod,ctx)) == NULL)
                    ^
      420.   			goto err;
      421.   		if (!BN_lshift(Ri,Ri,BN_BITS2)) goto err; /* R*Ri */

crypto/bn/bn_gcd.c:211:1: Parameter `ctx->stack.depth`
        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->stack.depth`
          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->stack.depth`
            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:536:2: Call
            534.   	bn_check_top(n);
            535.   
            536.   	BN_CTX_start(ctx);
                    ^
            537.   	A = BN_CTX_get(ctx);
            538.   	B = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:256:1: Parameter `ctx->stack.depth`
              254.   	}
              255.   
              256. > void BN_CTX_start(BN_CTX *ctx)
              257.   	{
              258.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

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->stack.depth`
              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:182:1: Parameter `ctx->stack.depth`
                180.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
                181.    */
                182. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
                183.   	   BN_CTX *ctx)
                184.   	{

crypto/bn/bn_div.c:227:2: Call
                225.   		}
                226.   
                227.   	BN_CTX_start(ctx);
                        ^
                228.   	tmp=BN_CTX_get(ctx);
                229.   	snum=BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:256:1: Parameter `ctx->stack.depth`
                  254.   	}
                  255.   
                  256. > void BN_CTX_start(BN_CTX *ctx)
                  257.   	{
                  258.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_div.c:442:2: Call
                440.   		}
                441.   	if (no_branch)	bn_correct_top(res);
                442.   	BN_CTX_end(ctx);
                        ^
                443.   	return(1);
                444.   err:

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

crypto/bn/bn_ctx.c:278:21: Call
                  276.   	else
                  277.   		{
                  278.   		unsigned int fp = BN_STACK_pop(&ctx->stack);
                                             ^
                  279.   		/* Does this stack frame have anything to release? */
                  280.   		if(fp < ctx->used)

crypto/bn/bn_ctx.c:352:1: <LHS trace>
350.   	}
351.   
352. > static unsigned int BN_STACK_pop(BN_STACK *st)
353.   	{
354.   	return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:352:1: Parameter `st->depth`
                    350.   	}
                    351.   
                    352. > static unsigned int BN_STACK_pop(BN_STACK *st)
                    353.   	{
                    354.   	return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:354:9: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_mod_exp_mont` 
                    352.   static unsigned int BN_STACK_pop(BN_STACK *st)
                    353.   	{
                    354.   	return st->indexes[--(st->depth)];
                                   ^
                    355.   	}
                    356.   
