crypto/bn/bn_exp.c:343: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_mod_mul_reciprocal`.
Showing all 21 steps of the trace


crypto/bn/bn_exp.c:268:1: Parameter `ctx->stack.depth`
266.   }
267.   
268. > int BN_mod_exp_recp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
269.                       const BIGNUM *m, BN_CTX *ctx)
270.   {

crypto/bn/bn_exp.c:291:5: Call
289.       }
290.   
291.       BN_CTX_start(ctx);
           ^
292.       aa = BN_CTX_get(ctx);
293.       val[0] = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:240:1: Parameter `ctx->stack.depth`
  238.   }
  239.   
  240. > void BN_CTX_start(BN_CTX *ctx)
  241.   {
  242.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_exp.c:310:10: Call
308.       }
309.   
310.       if (!BN_nnmod(val[0], a, m, ctx))
                ^
311.           goto err;               /* 1 */
312.       if (BN_is_zero(val[0])) {

crypto/bn/bn_mod.c:119:1: Parameter `ctx->stack.depth`
  117.   #include "bn_lcl.h"
  118.   
  119. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
  120.   {
  121.       /*

crypto/bn/bn_mod.c:126:11: Call
  124.        */
  125.   
  126.       if (!(BN_mod(r, m, d, ctx)))
                   ^
  127.           return 0;
  128.       if (!r->neg)

crypto/bn/bn_div.c:189:1: Parameter `ctx->stack.depth`
    187.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
    188.    */
    189. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
    190.              BN_CTX *ctx)
    191.   {

crypto/bn/bn_exp.c:343:22: Call
341.           if (BN_is_bit_set(p, wstart) == 0) {
342.               if (!start)
343.                   if (!BN_mod_mul_reciprocal(r, r, r, &recp, ctx))
                            ^
344.                       goto err;
345.               if (wstart == 0)

crypto/bn/bn_recp.c:103:1: Parameter `ctx->stack.depth`
  101.   }
  102.   
  103. > int BN_mod_mul_reciprocal(BIGNUM *r, const BIGNUM *x, const BIGNUM *y,
  104.                             BN_RECP_CTX *recp, BN_CTX *ctx)
  105.   {

crypto/bn/bn_recp.c:110:5: Call
  108.       const BIGNUM *ca;
  109.   
  110.       BN_CTX_start(ctx);
             ^
  111.       if ((a = BN_CTX_get(ctx)) == NULL)
  112.           goto err;

crypto/bn/bn_ctx.c:240:1: Parameter `ctx->stack.depth`
    238.   }
    239.   
    240. > void BN_CTX_start(BN_CTX *ctx)
    241.   {
    242.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_recp.c:115:18: Call
  113.       if (y != NULL) {
  114.           if (x == y) {
  115.               if (!BN_sqr(a, x, ctx))
                          ^
  116.                   goto err;
  117.           } else {

crypto/bn/bn_sqr.c:66:1: Parameter `ctx->stack.depth`
    64.    * I've just gone over this and it is now %20 faster on x86 - eay - 27 Jun 96
    65.    */
    66. > int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)
    67.   {
    68.       int max, al;

crypto/bn/bn_sqr.c:81:5: Call
    79.       }
    80.   
    81.       BN_CTX_start(ctx);
              ^
    82.       rr = (a != r) ? r : BN_CTX_get(ctx);
    83.       tmp = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:240:1: Parameter `ctx->stack.depth`
      238.   }
      239.   
      240. > void BN_CTX_start(BN_CTX *ctx)
      241.   {
      242.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_sqr.c:148:5: Call
    146.       bn_check_top(rr);
    147.       bn_check_top(tmp);
    148.       BN_CTX_end(ctx);
               ^
    149.       return (ret);
    150.   }

crypto/bn/bn_ctx.c:254:1: Parameter `ctx->stack.depth`
      252.   }
      253.   
      254. > void BN_CTX_end(BN_CTX *ctx)
      255.   {
      256.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:260:27: Call
      258.           ctx->err_stack--;
      259.       else {
      260.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                       ^
      261.           /* Does this stack frame have anything to release? */
      262.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:330:1: <LHS trace>
328.   }
329.   
330. > static unsigned int BN_STACK_pop(BN_STACK *st)
331.   {
332.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:330:1: Parameter `st->depth`
        328.   }
        329.   
        330. > static unsigned int BN_STACK_pop(BN_STACK *st)
        331.   {
        332.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:332:12: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_mod_mul_reciprocal` 
        330.   static unsigned int BN_STACK_pop(BN_STACK *st)
        331.   {
        332.       return st->indexes[--(st->depth)];
                          ^
        333.   }
        334.   
