crypto/ec/ec_mult.c:227: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_nnmod`.
Showing all 21 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:209:1: Parameter `ctx->pool.used`
    207.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
    208.    */
    209. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
    210.              BN_CTX *ctx)
    211.   {

crypto/bn/bn_div.c:229:11: Call
    227.       }
    228.   
    229.       ret = bn_div_fixed_top(dv, rm, num, divisor, ctx);
                     ^
    230.   
    231.       if (ret) {

crypto/bn/bn_div.c:264:1: Parameter `ctx->pool.used`
      262.    *       divisor's length is considered public;
      263.    */
      264. > int bn_div_fixed_top(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,
      265.                        const BIGNUM *divisor, BN_CTX *ctx)
      266.   {

crypto/bn/bn_div.c:282:11: Call
      280.       BN_CTX_start(ctx);
      281.       res = (dv == NULL) ? BN_CTX_get(ctx) : dv;
      282.       tmp = BN_CTX_get(ctx);
                       ^
      283.       snum = BN_CTX_get(ctx);
      284.       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:283:12: Call
      281.       res = (dv == NULL) ? BN_CTX_get(ctx) : dv;
      282.       tmp = BN_CTX_get(ctx);
      283.       snum = BN_CTX_get(ctx);
                        ^
      284.       sdiv = BN_CTX_get(ctx);
      285.       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:284:12: Call
      282.       tmp = BN_CTX_get(ctx);
      283.       snum = BN_CTX_get(ctx);
      284.       sdiv = BN_CTX_get(ctx);
                        ^
      285.       if (sdiv == NULL)
      286.           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:450:5: Call
      448.       if (rm != NULL)
      449.           bn_rshift_fixed_top(rm, snum, norm_shift);
      450.       BN_CTX_end(ctx);
                 ^
      451.       return 1;
      452.    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;
