crypto/dsa/dsa_ossl.c:276: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_MONT_CTX_set_locked`.
Showing all 27 steps of the trace


crypto/dsa/dsa_ossl.c:230:1: Parameter `ctx_in->stack.depth`
228.   }
229.   
230. > static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in,
231.                             BIGNUM **kinvp, BIGNUM **rp,
232.                             const unsigned char *dgst, int dlen)

crypto/dsa/dsa_ossl.c:276:14: Call
274.   
275.       if (dsa->flags & DSA_FLAG_CACHE_MONT_P) {
276.           if (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,
                    ^
277.                                       CRYPTO_LOCK_DSA, dsa->p, ctx))
278.               goto err;

crypto/bn/bn_mont.c:500:1: Parameter `ctx->stack.depth`
  498.   }
  499.   
  500. > BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, int lock,
  501.                                       const BIGNUM *mod, BN_CTX *ctx)
  502.   {

crypto/bn/bn_mont.c:522:10: Call
  520.       if (ret == NULL)
  521.           return NULL;
  522.       if (!BN_MONT_CTX_set(ret, mod, ctx)) {
                  ^
  523.           BN_MONT_CTX_free(ret);
  524.           return NULL;

crypto/bn/bn_mont.c:349:1: Parameter `ctx->stack.depth`
    347.   }
    348.   
    349. > int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
    350.   {
    351.       int ret = 0;

crypto/bn/bn_mont.c:357:5: Call
    355.           return 0;
    356.   
    357.       BN_CTX_start(ctx);
               ^
    358.       if ((Ri = BN_CTX_get(ctx)) == NULL)
    359.           goto err;

crypto/bn/bn_ctx.c:236:1: Parameter `ctx->stack.depth`
      234.   }
      235.   
      236. > void BN_CTX_start(BN_CTX *ctx)
      237.   {
      238.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mont.c:428:14: Call
    426.           tmod.top = buf[0] != 0 ? 1 : 0;
    427.           /* Ri = R^-1 mod N */
    428.           if ((BN_mod_inverse(Ri, R, &tmod, ctx)) == NULL)
                        ^
    429.               goto err;
    430.           if (!BN_lshift(Ri, Ri, BN_BITS2))

crypto/bn/bn_gcd.c:226:1: Parameter `ctx->stack.depth`
      224.                                           BN_CTX *ctx);
      225.   
      226. > BIGNUM *BN_mod_inverse(BIGNUM *in,
      227.                          const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
      228.   {

crypto/bn/bn_gcd.c:231:10: Call
      229.       BIGNUM *rv;
      230.       int noinv;
      231.       rv = int_bn_mod_inverse(in, a, n, ctx, &noinv);
                      ^
      232.       if (noinv)
      233.           BNerr(BN_F_BN_MOD_INVERSE, BN_R_NO_INVERSE);

crypto/bn/bn_gcd.c:237:1: Parameter `ctx->stack.depth`
        235.   }
        236.   
        237. > BIGNUM *int_bn_mod_inverse(BIGNUM *in,
        238.                              const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx,
        239.                              int *pnoinv)

crypto/bn/bn_gcd.c:250:16: Call
        248.       if ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0)
        249.           || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0)) {
        250.           return BN_mod_inverse_no_branch(in, a, n, ctx);
                              ^
        251.       }
        252.   

crypto/bn/bn_gcd.c:557:1: Parameter `ctx->stack.depth`
          555.    * not contain branches that may leak sensitive information.
          556.    */
          557. > static BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
          558.                                           const BIGNUM *a, const BIGNUM *n,
          559.                                           BN_CTX *ctx)

crypto/bn/bn_gcd.c:568:5: Call
          566.       bn_check_top(n);
          567.   
          568.       BN_CTX_start(ctx);
                     ^
          569.       A = BN_CTX_get(ctx);
          570.       B = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:236:1: Parameter `ctx->stack.depth`
            234.   }
            235.   
            236. > void BN_CTX_start(BN_CTX *ctx)
            237.   {
            238.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_gcd.c:603:18: Call
          601.               BN_init(&local_B);
          602.               BN_with_flags(&local_B, B, BN_FLG_CONSTTIME);
          603.               if (!BN_nnmod(B, &local_B, A, ctx))
                                  ^
          604.                   goto err;
          605.               /* Ensure local_B goes out of scope before any further use of B */

crypto/bn/bn_mod.c:119:1: Parameter `ctx->stack.depth`
            117.   #include "bn_lcl.h"
            118.   
            119. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
            120.   {
            121.       /*

crypto/bn/bn_mod.c:126:11: Call
            124.        */
            125.   
            126.       if (!(BN_mod(r, m, d, ctx)))
                             ^
            127.           return 0;
            128.       if (!r->neg)

crypto/bn/bn_div.c:189:1: Parameter `ctx->stack.depth`
              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:242:5: Call
              240.       }
              241.   
              242.       BN_CTX_start(ctx);
                         ^
              243.       tmp = BN_CTX_get(ctx);
              244.       snum = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:236:1: Parameter `ctx->stack.depth`
                234.   }
                235.   
                236. > void BN_CTX_start(BN_CTX *ctx)
                237.   {
                238.       CTXDBG_ENTRY("BN_CTX_start", ctx);

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:250:1: Parameter `ctx->stack.depth`
                248.   }
                249.   
                250. > void BN_CTX_end(BN_CTX *ctx)
                251.   {
                252.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:256:27: Call
                254.           ctx->err_stack--;
                255.       else {
                256.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                                 ^
                257.           /* Does this stack frame have anything to release? */
                258.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:326:1: <LHS trace>
324.   }
325.   
326. > static unsigned int BN_STACK_pop(BN_STACK *st)
327.   {
328.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:326:1: Parameter `st->depth`
                  324.   }
                  325.   
                  326. > static unsigned int BN_STACK_pop(BN_STACK *st)
                  327.   {
                  328.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:328:12: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_MONT_CTX_set_locked` 
                  326.   static unsigned int BN_STACK_pop(BN_STACK *st)
                  327.   {
                  328.       return st->indexes[--(st->depth)];
                                    ^
                  329.   }
                  330.   
