crypto/sm2/sm2_sign.c:238: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_mod_add`.
Showing all 19 steps of the trace


crypto/sm2/sm2_sign.c:235:14: Call
233.           }
234.   
235.           if (!EC_POINT_mul(group, kG, k, NULL, NULL, ctx)
                    ^
236.                   || !EC_POINT_get_affine_coordinates(group, kG, x1, NULL,
237.                                                       ctx)

crypto/ec/ec_lib.c:982:12: Call
  980.       scalars[0] = p_scalar;
  981.   
  982.       return EC_POINTs_mul(group, r, g_scalar,
                    ^
  983.                            (point != NULL
  984.                             && p_scalar != NULL), points, scalars, ctx);

crypto/ec/ec_lib.c:933:1: Parameter `ctx->stack.depth`
    931.    */
    932.   
    933. > int EC_POINTs_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
    934.                     size_t num, const EC_POINT *points[],
    935.                     const BIGNUM *scalars[], BN_CTX *ctx)

crypto/sm2/sm2_sign.c:238:21: Call
236.                   || !EC_POINT_get_affine_coordinates(group, kG, x1, NULL,
237.                                                       ctx)
238.                   || !BN_mod_add(r, e, x1, order, ctx)) {
                           ^
239.               SM2err(SM2_F_SM2_SIG_GEN, ERR_R_INTERNAL_ERROR);
240.               goto done;

crypto/bn/bn_mod.c:28:1: Parameter `ctx->stack.depth`
  26.   }
  27.   
  28. > int BN_mod_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  29.                  BN_CTX *ctx)
  30.   {

crypto/bn/bn_mod.c:33:12: Call
  31.       if (!BN_add(r, a, b))
  32.           return 0;
  33.       return BN_nnmod(r, r, m, ctx);
                   ^
  34.   }
  35.   

crypto/bn/bn_mod.c:13:1: Parameter `ctx->stack.depth`
    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->stack.depth`
      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->stack.depth`
        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:280:5: Call
        278.       bn_check_top(rm);
        279.   
        280.       BN_CTX_start(ctx);
                   ^
        281.       res = (dv == NULL) ? BN_CTX_get(ctx) : dv;
        282.       tmp = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:194:1: Parameter `ctx->stack.depth`
          192.   }
          193.   
          194. > void BN_CTX_start(BN_CTX *ctx)
          195.   {
          196.       CTXDBG("ENTER BN_CTX_start()", ctx);

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:208:1: Parameter `ctx->stack.depth`
          206.   }
          207.   
          208. > void BN_CTX_end(BN_CTX *ctx)
          209.   {
          210.       if (ctx == NULL)

crypto/bn/bn_ctx.c:216:27: Call
          214.           ctx->err_stack--;
          215.       else {
          216.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                           ^
          217.           /* Does this stack frame have anything to release? */
          218.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:298:1: <LHS trace>
296.   }
297.   
298. > static unsigned int BN_STACK_pop(BN_STACK *st)
299.   {
300.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:298:1: Parameter `st->depth`
            296.   }
            297.   
            298. > static unsigned int BN_STACK_pop(BN_STACK *st)
            299.   {
            300.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:300:12: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_mod_add` 
            298.   static unsigned int BN_STACK_pop(BN_STACK *st)
            299.   {
            300.       return st->indexes[--(st->depth)];
                              ^
            301.   }
            302.   
