crypto/jpake/jpake.c:251: error: INTEGER_OVERFLOW_L2
  ([0, `ctx->p.p->top`] - 1):unsigned64 by call to `generate_zkp`.
Showing all 19 steps of the trace


crypto/jpake/jpake.c:247:1: Parameter `ctx->p.p->top`
245.       }    
246.   
247. > static void generate_step_part(JPAKE_STEP_PART *p, const BIGNUM *x,
248.   			       const BIGNUM *g, JPAKE_CTX *ctx)
249.       {

crypto/jpake/jpake.c:250:5: Call
248.   			       const BIGNUM *g, JPAKE_CTX *ctx)
249.       {
250.       BN_mod_exp(p->gx, g, x, ctx->p.p, ctx->ctx);
           ^
251.       generate_zkp(p, x, g, ctx);
252.       }

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:251:5: Call
249.       {
250.       BN_mod_exp(p->gx, g, x, ctx->p.p, ctx->ctx);
251.       generate_zkp(p, x, g, ctx);
           ^
252.       }
253.   

crypto/jpake/jpake.c:186:1: Parameter `ctx->p.p->top`
  184.    * Note that p->gx has already been calculated
  185.    */
  186. > static void generate_zkp(JPAKE_STEP_PART *p, const BIGNUM *x,
  187.   			 const BIGNUM *zkpg, JPAKE_CTX *ctx)
  188.       {

crypto/jpake/jpake.c:199:5: Call
  197.       BN_rand_range(r, ctx->p.q);
  198.      /* g^r */
  199.       BN_mod_exp(p->zkpx.gr, zkpg, r, ctx->p.p, ctx->ctx);
             ^
  200.   
  201.      /* h=hash... */

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 `generate_zkp` 
          248.   int BN_num_bits(const BIGNUM *a)
          249.   	{
          250.   	int i = a->top - 1;
                  ^
          251.   	bn_check_top(a);
          252.   
