crypto/ec/ecp_smpl.c:207: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_nnmod`.
Showing all 19 steps of the trace


crypto/ec/ecp_smpl.c:176:1: Parameter `ctx->pool.used`
174.   }
175.   
176. > int ec_GFp_simple_group_set_curve(EC_GROUP *group,
177.                                     const BIGNUM *p, const BIGNUM *a,
178.                                     const BIGNUM *b, BN_CTX *ctx)

crypto/ec/ecp_smpl.c:197:13: Call
195.   
196.       BN_CTX_start(ctx);
197.       tmp_a = BN_CTX_get(ctx);
                   ^
198.       if (tmp_a == NULL)
199.           goto err;

crypto/bn/bn_ctx.c:284:1: Parameter `ctx->pool.used`
  282.   }
  283.   
  284. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  285.   {
  286.       BIGNUM *ret;

crypto/ec/ecp_smpl.c:207:10: Call
205.   
206.       /* group->a */
207.       if (!BN_nnmod(tmp_a, a, p, ctx))
                ^
208.           goto err;
209.       if (group->meth->field_encode) {

crypto/bn/bn_mod.c:127:1: Parameter `ctx->pool.used`
  125.   #endif
  126.   
  127. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
  128.   {
  129.       /*

crypto/bn/bn_mod.c:134:11: Call
  132.        */
  133.   
  134.       if (!(BN_mod(r, m, d, ctx)))
                   ^
  135.           return 0;
  136.       if (!r->neg)

crypto/bn/bn_div.c:189:1: Parameter `ctx->pool.used`
    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_div.c:243:11: Call
    241.   
    242.       BN_CTX_start(ctx);
    243.       tmp = BN_CTX_get(ctx);
                     ^
    244.       snum = BN_CTX_get(ctx);
    245.       sdiv = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:284:1: Parameter `ctx->pool.used`
      282.   }
      283.   
      284. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
      285.   {
      286.       BIGNUM *ret;

crypto/bn/bn_div.c:244:12: Call
    242.       BN_CTX_start(ctx);
    243.       tmp = BN_CTX_get(ctx);
    244.       snum = BN_CTX_get(ctx);
                      ^
    245.       sdiv = BN_CTX_get(ctx);
    246.       if (dv == NULL)

crypto/bn/bn_ctx.c:284:1: Parameter `ctx->pool.used`
      282.   }
      283.   
      284. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
      285.   {
      286.       BIGNUM *ret;

crypto/bn/bn_div.c:245:12: Call
    243.       tmp = BN_CTX_get(ctx);
    244.       snum = BN_CTX_get(ctx);
    245.       sdiv = BN_CTX_get(ctx);
                      ^
    246.       if (dv == NULL)
    247.           res = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:284:1: Parameter `ctx->pool.used`
      282.   }
      283.   
      284. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
      285.   {
      286.       BIGNUM *ret;

crypto/bn/bn_div.c:469:5: Call
    467.       if (no_branch)
    468.           bn_correct_top(res);
    469.       BN_CTX_end(ctx);
               ^
    470.       return (1);
    471.    err:

crypto/bn/bn_ctx.c:267:1: Parameter `ctx->pool.used`
      265.   }
      266.   
      267. > void BN_CTX_end(BN_CTX *ctx)
      268.   {
      269.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:276:13: Call
      274.           /* Does this stack frame have anything to release? */
      275.           if (fp < ctx->used)
      276.               BN_POOL_release(&ctx->pool, ctx->used - fp);
                         ^
      277.           ctx->used = fp;
      278.           /* Unjam "too_many" in case "get" had failed */

crypto/bn/bn_ctx.c:435:1: <LHS trace>
433.   }
434.   
435. > static void BN_POOL_release(BN_POOL *p, unsigned int num)
436.   {
437.       unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;

crypto/bn/bn_ctx.c:435:1: Parameter `p->used`
        433.   }
        434.   
        435. > static void BN_POOL_release(BN_POOL *p, unsigned int num)
        436.   {
        437.       unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;

crypto/bn/bn_ctx.c:437:5: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_nnmod` 
        435.   static void BN_POOL_release(BN_POOL *p, unsigned int num)
        436.   {
        437.       unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;
                   ^
        438.       p->used -= num;
        439.       while (num--) {
