crypto/ec/ecp_mont.c:224: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_MONT_CTX_set`.
Showing all 25 steps of the trace


crypto/ec/ecp_mont.c:197:1: Parameter `ctx->stack.depth`
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:416:1: Parameter `ctx->stack.depth`
  414.   	}
  415.   
  416. > int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
  417.   	{
  418.   	int ret = 0;

crypto/bn/bn_mont.c:421:2: Call
  419.   	BIGNUM *Ri,*R;
  420.   
  421.   	BN_CTX_start(ctx);
          ^
  422.   	if((Ri = BN_CTX_get(ctx)) == NULL) goto err;
  423.   	R= &(mont->RR);					/* grab RR as a temp */

crypto/bn/bn_ctx.c:255:1: Parameter `ctx->stack.depth`
    253.   	}
    254.   
    255. > void BN_CTX_start(BN_CTX *ctx)
    256.   	{
    257.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mont.c:476:8: Call
  474.   		tmod.top = buf[0] != 0 ? 1 : 0;
  475.   							/* Ri = R^-1 mod N*/
  476.   		if ((BN_mod_inverse(Ri,R,&tmod,ctx)) == NULL)
                ^
  477.   			goto err;
  478.   		if (!BN_lshift(Ri,Ri,BN_BITS2)) goto err; /* R*Ri */

crypto/bn/bn_gcd.c:208:1: Parameter `ctx->stack.depth`
    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->stack.depth`
      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:518:2: Call
      516.   	bn_check_top(n);
      517.   
      518.   	BN_CTX_start(ctx);
              ^
      519.   	A = BN_CTX_get(ctx);
      520.   	B = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:255:1: Parameter `ctx->stack.depth`
        253.   	}
        254.   
        255. > void BN_CTX_start(BN_CTX *ctx)
        256.   	{
        257.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

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->stack.depth`
        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->stack.depth`
          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:192:10: Call
          190.   	if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0))
          191.   		{
          192.   		return BN_div_no_branch(dv, rm, num, divisor, ctx);
                          ^
          193.   		}
          194.   

crypto/bn/bn_div.c:411:1: Parameter `ctx->stack.depth`
            409.    * branches that may leak sensitive information.
            410.    */
            411. > static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, 
            412.   	const BIGNUM *divisor, BN_CTX *ctx)
            413.   	{

crypto/bn/bn_div.c:431:2: Call
            429.   		}
            430.   
            431.   	BN_CTX_start(ctx);
                    ^
            432.   	tmp=BN_CTX_get(ctx);
            433.   	snum=BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:255:1: Parameter `ctx->stack.depth`
              253.   	}
              254.   
              255. > void BN_CTX_start(BN_CTX *ctx)
              256.   	{
              257.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_div.c:624:2: Call
            622.   		}
            623.   	bn_correct_top(res);
            624.   	BN_CTX_end(ctx);
                    ^
            625.   	return(1);
            626.   err:

crypto/bn/bn_ctx.c:270:1: Parameter `ctx->stack.depth`
              268.   	}
              269.   
              270. > void BN_CTX_end(BN_CTX *ctx)
              271.   	{
              272.   	CTXDBG_ENTRY("BN_CTX_end", ctx);

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

crypto/bn/bn_ctx.c:351:1: <LHS trace>
349.   	}
350.   
351. > static unsigned int BN_STACK_pop(BN_STACK *st)
352.   	{
353.   	return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:351:1: Parameter `st->depth`
                349.   	}
                350.   
                351. > static unsigned int BN_STACK_pop(BN_STACK *st)
                352.   	{
                353.   	return st->indexes[--(st->depth)];

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