crypto/jpake/jpake.c:280: error: INTEGER_OVERFLOW_L2
  ([0, `ctx->p.p->top`] - 1):unsigned64 by call to `generate_step_part`.
Showing all 27 steps of the trace


crypto/jpake/jpake.c:276:1: Parameter `ctx->p.p->top`
274.       }
275.   
276. > int JPAKE_STEP1_generate(JPAKE_STEP1 *send, JPAKE_CTX *ctx)
277.       {
278.       genrand(ctx);

crypto/jpake/jpake.c:279:5: Call
277.       {
278.       genrand(ctx);
279.       generate_step_part(&send->p1, ctx->xa, ctx->p.g, ctx);
           ^
280.       generate_step_part(&send->p2, ctx->xb, ctx->p.g, ctx);
281.   

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: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:280:5: Call
278.       genrand(ctx);
279.       generate_step_part(&send->p1, ctx->xa, ctx->p.g, ctx);
280.       generate_step_part(&send->p2, ctx->xb, ctx->p.g, ctx);
           ^
281.   
282.       return 1;

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