crypto/jpake/jpake.c:371: error: INTEGER_OVERFLOW_L2
  ([0, `ctx->p.p->top`] - 1):unsigned64 by call to `BN_mod_exp`.
Showing all 17 steps of the trace


crypto/jpake/jpake.c:352:1: Parameter `ctx->p.p->top`
350.   
351.   /* gx = g^{xc + xa + xb} * xd * s */
352. > static int compute_key(JPAKE_CTX *ctx, const BIGNUM *gx)
353.       {
354.       BIGNUM *t1 = BN_new();

crypto/jpake/jpake.c:367:5: Call
365.   
366.      /* t1 = (g^{xd})^{xb} = g^{xb * xd} */
367.       BN_mod_exp(t1, ctx->p.gxd, ctx->xb, ctx->p.p, ctx->ctx);
           ^
368.      /* t2 = -s = q-s */
369.       BN_sub(t2, ctx->p.q, ctx->secret);

crypto/bn/bn_exp.c:163:1: Parameter `m->top`
  161.   
  162.   
  163. > int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,
  164.   	       BN_CTX *ctx)
  165.   	{

crypto/bn/bn_exp.c:219:8: Call
  217.   			{
  218.   			BN_ULONG A = a->d[0];
  219.   			ret=BN_mod_exp_mont_word(r,A,p,m,ctx,NULL);
                ^
  220.   			}
  221.   		else

crypto/bn/bn_exp.c:727:1: Parameter `m->top`
    725.   	}
    726.   
    727. > int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,
    728.                            const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)
    729.   	{

crypto/jpake/jpake.c:371:5: Call
369.       BN_sub(t2, ctx->p.q, ctx->secret);
370.      /* t3 = t1^t2 = g^{-xb * xd * s} */
371.       BN_mod_exp(t3, t1, t2, ctx->p.p, ctx->ctx);
           ^
372.      /* t1 = gx * t3 = X/g^{xb * xd * s} */
373.       BN_mod_mul(t1, gx, t3, ctx->p.p, ctx->ctx);

crypto/bn/bn_exp.c:163:1: Parameter `m->top`
  161.   
  162.   
  163. > int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,
  164.   	       BN_CTX *ctx)
  165.   	{

crypto/bn/bn_exp.c:228:9: Call
  226.   #endif
  227.   #ifdef RECP_MUL_MOD
  228.   		{ ret=BN_mod_exp_recp(r,a,p,m,ctx); }
                 ^
  229.   #else
  230.   		{ ret=BN_mod_exp_simple(r,a,p,m,ctx); }

crypto/bn/bn_exp.c:238:1: Parameter `m->top`
    236.   
    237.   
    238. > int BN_mod_exp_recp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
    239.   		    const BIGNUM *m, BN_CTX *ctx)
    240.   	{

crypto/bn/bn_exp.c:278:7: Call
    276.   	else
    277.   		{
    278.   		if (BN_RECP_CTX_set(&recp,m,ctx) <= 0) goto err;
                 ^
    279.   		}
    280.   

crypto/bn/bn_recp.c:94:1: Parameter `d->top`
      92.   	}
      93.   
      94. > int BN_RECP_CTX_set(BN_RECP_CTX *recp, const BIGNUM *d, BN_CTX *ctx)
      95.   	{
      96.   	if (!BN_copy(&(recp->N),d)) return 0;

crypto/bn/bn_recp.c:96:7: Call
      94.   int BN_RECP_CTX_set(BN_RECP_CTX *recp, const BIGNUM *d, BN_CTX *ctx)
      95.   	{
      96.   	if (!BN_copy(&(recp->N),d)) return 0;
                  ^
      97.   	BN_zero(&(recp->Nr));
      98.   	recp->num_bits=BN_num_bits(d);

crypto/bn/bn_lib.c:497:1: Parameter `a->dmax`
        495.   	}
        496.   
        497. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
        498.   	{
        499.   	int i;

crypto/bn/bn_recp.c:98:17: Call
      96.   	if (!BN_copy(&(recp->N),d)) return 0;
      97.   	BN_zero(&(recp->Nr));
      98.   	recp->num_bits=BN_num_bits(d);
                             ^
      99.   	recp->shift=0;
      100.   	return(1);

crypto/bn/bn_lib.c:248:1: <LHS trace>
246.   	}
247.   
248. > int BN_num_bits(const BIGNUM *a)
249.   	{
250.   	int i = a->top - 1;

crypto/bn/bn_lib.c:248:1: Parameter `a->top`
        246.   	}
        247.   
        248. > int BN_num_bits(const BIGNUM *a)
        249.   	{
        250.   	int i = a->top - 1;

crypto/bn/bn_lib.c:250:2: Binary operation: ([0, ctx->p.p->top] - 1):unsigned64 by call to `BN_mod_exp` 
        248.   int BN_num_bits(const BIGNUM *a)
        249.   	{
        250.   	int i = a->top - 1;
                ^
        251.   	bn_check_top(a);
        252.   
