crypto/dsa/dsa_ossl.c:191: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_mod_mul`.
Showing all 22 steps of the trace


crypto/dsa/dsa_ossl.c:163:14: Call
161.    redo:
162.       if ((dsa->kinv == NULL) || (dsa->r == NULL)) {
163.           if (!dsa_sign_setup(dsa, ctx, &kinv, &r, dgst, dlen))
                    ^
164.               goto err;
165.       } else {

crypto/dsa/dsa_ossl.c:232:1: Parameter `ctx_in->stack.depth`
  230.   }
  231.   
  232. > static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in,
  233.                             BIGNUM **kinvp, BIGNUM **rp,
  234.                             const unsigned char *dgst, int dlen)

crypto/dsa/dsa_ossl.c:184:10: Call
182.   
183.       /* Compute  s = inv(k) (m + xr) mod q */
184.       if (!BN_mod_mul(xr, dsa->priv_key, r, dsa->q, ctx))
                ^
185.           goto err;               /* s = xr */
186.       if (!BN_add(s, xr, m))

crypto/bn/bn_mod.c:187:1: Parameter `ctx->stack.depth`
  185.   
  186.   /* slow but works */
  187. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  188.                  BN_CTX *ctx)
  189.   {

crypto/bn/bn_mod.c:197:5: Call
  195.       bn_check_top(m);
  196.   
  197.       BN_CTX_start(ctx);
             ^
  198.       if ((t = BN_CTX_get(ctx)) == NULL)
  199.           goto err;

crypto/bn/bn_ctx.c:253:1: Parameter `ctx->stack.depth`
    251.   }
    252.   
    253. > void BN_CTX_start(BN_CTX *ctx)
    254.   {
    255.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mod.c:212:5: Call
  210.       ret = 1;
  211.    err:
  212.       BN_CTX_end(ctx);
             ^
  213.       return (ret);
  214.   }

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

crypto/dsa/dsa_ossl.c:191:10: Call
189.           if (!BN_sub(s, s, dsa->q))
190.               goto err;
191.       if (!BN_mod_mul(s, s, kinv, dsa->q, ctx))
                ^
192.           goto err;
193.   

crypto/bn/bn_mod.c:187:1: Parameter `ctx->stack.depth`
  185.   
  186.   /* slow but works */
  187. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  188.                  BN_CTX *ctx)
  189.   {

crypto/bn/bn_mod.c:197:5: Call
  195.       bn_check_top(m);
  196.   
  197.       BN_CTX_start(ctx);
             ^
  198.       if ((t = BN_CTX_get(ctx)) == NULL)
  199.           goto err;

crypto/bn/bn_ctx.c:253:1: Parameter `ctx->stack.depth`
    251.   }
    252.   
    253. > void BN_CTX_start(BN_CTX *ctx)
    254.   {
    255.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mod.c:204:14: Call
  202.               goto err;
  203.       } else {
  204.           if (!BN_mul(t, a, b, ctx))
                      ^
  205.               goto err;
  206.       }

crypto/bn/bn_mul.c:883:1: Parameter `ctx->stack.depth`
    881.   #endif                          /* BN_RECURSION */
    882.   
    883. > int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
    884.   {
    885.       int ret = 0;

crypto/bn/bn_mul.c:909:5: Call
    907.       top = al + bl;
    908.   
    909.       BN_CTX_start(ctx);
               ^
    910.       if ((r == a) || (r == b)) {
    911.           if ((rr = BN_CTX_get(ctx)) == NULL)

crypto/bn/bn_ctx.c:253:1: Parameter `ctx->stack.depth`
      251.   }
      252.   
      253. > void BN_CTX_start(BN_CTX *ctx)
      254.   {
      255.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mul.c:1033:5: Call
    1031.    err:
    1032.       bn_check_top(r);
    1033.       BN_CTX_end(ctx);
                ^
    1034.       return (ret);
    1035.   }

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

crypto/bn/bn_ctx.c:273:27: Call
      271.           ctx->err_stack--;
      272.       else {
      273.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                       ^
      274.           /* Does this stack frame have anything to release? */
      275.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:351:1: <LHS trace>
349.   }
350.   
351. > static unsigned int BN_STACK_pop(BN_STACK *st)
352.   {
353.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:351:1: Parameter `st->depth`
        349.   }
        350.   
        351. > static unsigned int BN_STACK_pop(BN_STACK *st)
        352.   {
        353.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:353:12: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_mod_mul` 
        351.   static unsigned int BN_STACK_pop(BN_STACK *st)
        352.   {
        353.       return st->indexes[--(st->depth)];
                          ^
        354.   }
        355.   
