engines/e_aep.c:806: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `aep_mod_exp`.
Showing all 23 steps of the trace


engines/e_aep.c:795:1: Parameter `ctx->stack.depth`
793.   
794.   #ifndef OPENSSL_NO_DSA
795. > static int aep_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
796.   	BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
797.   	BN_CTX *ctx, BN_MONT_CTX *in_mont)

engines/e_aep.c:804:7: Call
802.   
803.   	/* let rr = a1 ^ p1 mod m */
804.   	if (!aep_mod_exp(rr,a1,p1,m,ctx)) goto end;
             ^
805.   	/* let t = a2 ^ p2 mod m */
806.   	if (!aep_mod_exp(&t,a2,p2,m,ctx)) goto end;

engines/e_aep.c:584:1: Parameter `ctx->stack.depth`
  582.   	}
  583.   
  584. > static int aep_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
  585.   	const BIGNUM *m, BN_CTX *ctx)
  586.   	{

engines/e_aep.c:806:7: Call
804.   	if (!aep_mod_exp(rr,a1,p1,m,ctx)) goto end;
805.   	/* let t = a2 ^ p2 mod m */
806.   	if (!aep_mod_exp(&t,a2,p2,m,ctx)) goto end;
             ^
807.   	/* let rr = rr * t mod m */
808.   	if (!BN_mod_mul(rr,rr,&t,m,ctx)) goto end;

engines/e_aep.c:584:1: Parameter `ctx->stack.depth`
  582.   	}
  583.   
  584. > static int aep_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
  585.   	const BIGNUM *m, BN_CTX *ctx)
  586.   	{

engines/e_aep.c:598:10: Call
  596.   	if (r_len > max_key_len){
  597.   		AEPHKerr(AEPHK_F_AEP_MOD_EXP, AEPHK_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
  598.   		return BN_mod_exp(r, a, p, m, ctx);
                  ^
  599.   	} 
  600.   

crypto/bn/bn_exp.c:163:1: Parameter `ctx->stack.depth`
    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 `ctx->stack.depth`
      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:263:2: Call
      261.   		}
      262.   
      263.   	BN_CTX_start(ctx);
              ^
      264.   	aa = BN_CTX_get(ctx);
      265.   	val[0] = 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_exp.c:281:7: Call
      279.   		}
      280.   
      281.   	if (!BN_nnmod(val[0],a,m,ctx)) goto err;		/* 1 */
                   ^
      282.   	if (BN_is_zero(val[0]))
      283.   		{

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:179:1: Parameter `ctx->stack.depth`
          177.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
          178.    */
          179. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
          180.   	   BN_CTX *ctx)
          181.   	{

crypto/bn/bn_div.c:209:2: Call
          207.   		}
          208.   
          209.   	BN_CTX_start(ctx);
                  ^
          210.   	tmp=BN_CTX_get(ctx);
          211.   	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:394:2: Call
          392.   		bn_check_top(rm);
          393.   		}
          394.   	BN_CTX_end(ctx);
                  ^
          395.   	return(1);
          396.   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 `aep_mod_exp` 
              351.   static unsigned int BN_STACK_pop(BN_STACK *st)
              352.   	{
              353.   	return st->indexes[--(st->depth)];
                             ^
              354.   	}
              355.   
