crypto/bn/bn_exp.c:1320: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_mod_mul`.
Showing all 17 steps of the trace


crypto/bn/bn_exp.c:1310:10: Call
1308.           goto err;
1309.   
1310.       if (!BN_nnmod(val[0], a, m, ctx))
                 ^
1311.           goto err;               /* 1 */
1312.       if (BN_is_zero(val[0])) {

crypto/bn/bn_mod.c:20:11: Call
  18.        */
  19.   
  20.       if (!(BN_mod(r, m, d, ctx)))
                  ^
  21.           return 0;
  22.       if (!r->neg)

crypto/bn/bn_div.c:137:1: Parameter `ctx->pool.used`
    135.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
    136.    */
    137. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
    138.              BN_CTX *ctx)
    139.   {

crypto/bn/bn_exp.c:1320:14: Call
1318.       window = BN_window_bits_for_exponent_size(bits);
1319.       if (window > 1) {
1320.           if (!BN_mod_mul(d, val[0], val[0], m, ctx))
                     ^
1321.               goto err;           /* 2 */
1322.           j = 1 << (window - 1);

crypto/bn/bn_mod.c:193:1: Parameter `ctx->pool.used`
  191.   
  192.   /* slow but works */
  193. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  194.                  BN_CTX *ctx)
  195.   {

crypto/bn/bn_mod.c:204:14: Call
  202.   
  203.       BN_CTX_start(ctx);
  204.       if ((t = BN_CTX_get(ctx)) == NULL)
                      ^
  205.           goto err;
  206.       if (a == b) {

crypto/bn/bn_ctx.c:212:1: Parameter `ctx->pool.used`
    210.   }
    211.   
    212. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
    213.   {
    214.       BIGNUM *ret;

crypto/bn/bn_mod.c:210:14: Call
  208.               goto err;
  209.       } else {
  210.           if (!BN_mul(t, a, b, ctx))
                      ^
  211.               goto err;
  212.       }

crypto/bn/bn_mul.c:497:1: Parameter `ctx->pool.used`
    495.   #endif                          /* BN_RECURSION */
    496.   
    497. > int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
    498.   {
    499.       int ret = bn_mul_fixed_top(r, a, b, ctx);

crypto/bn/bn_mul.c:499:15: Call
    497.   int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
    498.   {
    499.       int ret = bn_mul_fixed_top(r, a, b, ctx);
                         ^
    500.   
    501.       bn_correct_top(r);

crypto/bn/bn_mul.c:507:1: Parameter `ctx->pool.used`
      505.   }
      506.   
      507. > int bn_mul_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
      508.   {
      509.       int ret = 0;

crypto/bn/bn_mul.c:618:5: Call
      616.    err:
      617.       bn_check_top(r);
      618.       BN_CTX_end(ctx);
                 ^
      619.       return ret;
      620.   }

crypto/bn/bn_ctx.c:195:1: Parameter `ctx->pool.used`
        193.   }
        194.   
        195. > void BN_CTX_end(BN_CTX *ctx)
        196.   {
        197.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:204:13: Call
        202.           /* Does this stack frame have anything to release? */
        203.           if (fp < ctx->used)
        204.               BN_POOL_release(&ctx->pool, ctx->used - fp);
                           ^
        205.           ctx->used = fp;
        206.           /* Unjam "too_many" in case "get" had failed */

crypto/bn/bn_ctx.c:346:1: <LHS trace>
344.   }
345.   
346. > static void BN_POOL_release(BN_POOL *p, unsigned int num)
347.   {
348.       unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;

crypto/bn/bn_ctx.c:346:1: Parameter `p->used`
          344.   }
          345.   
          346. > static void BN_POOL_release(BN_POOL *p, unsigned int num)
          347.   {
          348.       unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;

crypto/bn/bn_ctx.c:348:5: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_mod_mul` 
          346.   static void BN_POOL_release(BN_POOL *p, unsigned int num)
          347.   {
          348.       unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;
                     ^
          349.   
          350.       p->used -= num;
