crypto/ec/ec_mult.c:227: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_nnmod`.
Showing all 19 steps of the trace


crypto/ec/ec_mult.c:196:10: Call
194.       }
195.   
196.       if (!BN_mul(cardinality, group->order, group->cofactor, ctx)) {
                ^
197.           ECerr(EC_F_EC_SCALAR_MUL_LADDER, ERR_R_BN_LIB);
198.           goto err;

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/ec/ec_mult.c:227:14: Call
225.            * constant-timeness
226.            */
227.           if (!BN_nnmod(k, k, cardinality, ctx)) {
                    ^
228.               ECerr(EC_F_EC_SCALAR_MUL_LADDER, ERR_R_BN_LIB);
229.               goto err;

crypto/bn/bn_mod.c:13:1: Parameter `ctx->pool.used`
  11.   #include "bn_lcl.h"
  12.   
  13. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
  14.   {
  15.       /*

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_div.c:192:11: Call
    190.       BN_CTX_start(ctx);
    191.       res = (dv == NULL) ? BN_CTX_get(ctx) : dv;
    192.       tmp = BN_CTX_get(ctx);
                     ^
    193.       snum = BN_CTX_get(ctx);
    194.       sdiv = BN_CTX_get(ctx);

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_div.c:193:12: Call
    191.       res = (dv == NULL) ? BN_CTX_get(ctx) : dv;
    192.       tmp = BN_CTX_get(ctx);
    193.       snum = BN_CTX_get(ctx);
                      ^
    194.       sdiv = BN_CTX_get(ctx);
    195.       if (sdiv == NULL)

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_div.c:194:12: Call
    192.       tmp = BN_CTX_get(ctx);
    193.       snum = BN_CTX_get(ctx);
    194.       sdiv = BN_CTX_get(ctx);
                      ^
    195.       if (sdiv == NULL)
    196.           goto err;

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_div.c:411:5: Call
    409.       if (no_branch)
    410.           bn_correct_top(res);
    411.       BN_CTX_end(ctx);
               ^
    412.       return 1;
    413.    err:

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_nnmod` 
        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;
