crypto/jpake/jpake.c:401: error: INTEGER_OVERFLOW_L2
  ([0, `ctx->p.p->top`] - 1):unsigned64 by call to `verify_zkp`.
Showing all 21 steps of the trace


crypto/jpake/jpake.c:385:1: Parameter `ctx->p.p->top`
383.       }
384.   
385. > int JPAKE_STEP2_process(JPAKE_CTX *ctx, const JPAKE_STEP2 *received)
386.       {
387.       BIGNUM *t1 = BN_new();

crypto/jpake/jpake.c:397:5: Call
395.       BN_mod_add(t1, ctx->xa, ctx->xb, ctx->p.q, ctx->ctx);
396.      /* t2 = g^{t1} = g^{xa+xb} */
397.       BN_mod_exp(t2, ctx->p.g, t1, ctx->p.p, ctx->ctx);
           ^
398.      /* t1 = g^{xc} * t2 = g^{xc + xa + xb} */
399.       BN_mod_mul(t1, ctx->p.gxc, t2, 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: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:399:5: Call
397.       BN_mod_exp(t2, ctx->p.g, t1, ctx->p.p, ctx->ctx);
398.      /* t1 = g^{xc} * t2 = g^{xc + xa + xb} */
399.       BN_mod_mul(t1, ctx->p.gxc, t2, ctx->p.p, ctx->ctx);
           ^
400.   
401.       if(verify_zkp(received, t1, ctx))

crypto/bn/bn_mod.c:178:1: Parameter `m->top`
  176.   
  177.   /* slow but works */
  178. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  179.   	BN_CTX *ctx)
  180.   	{

crypto/jpake/jpake.c:401:8: Call
399.       BN_mod_mul(t1, ctx->p.gxc, t2, ctx->p.p, ctx->ctx);
400.   
401.       if(verify_zkp(received, t1, ctx))
              ^
402.   	ret = 1;
403.       else

crypto/jpake/jpake.c:214:1: Parameter `ctx->p.p->top`
  212.       }
  213.   
  214. > static int verify_zkp(const JPAKE_STEP_PART *p, const BIGNUM *zkpg,
  215.   		      JPAKE_CTX *ctx)
  216.       {

crypto/jpake/jpake.c:226:5: Call
  224.   
  225.      /* t1 = g^b */
  226.       BN_mod_exp(t1, zkpg, p->zkpx.b, ctx->p.p, ctx->ctx);
             ^
  227.      /* t2 = (g^x)^h = g^{hx} */
  228.       BN_mod_exp(t2, p->gx, h, 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 `verify_zkp` 
          248.   int BN_num_bits(const BIGNUM *a)
          249.   	{
          250.   	int i = a->top - 1;
                  ^
          251.   	bn_check_top(a);
          252.   
