test/sslapitest.c:684: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned64 by call to `SSL_free`.
Showing all 16 steps of the trace


test/sslapitest.c:668:17: Call
666.       /* First just do various checks getting and setting tlsext_status_type */
667.   
668.       clientssl = SSL_new(cctx);
                       ^
669.       if (SSL_get_tlsext_status_type(clientssl) != -1) {
670.           printf("Unexpected initial value for SSL_get_tlsext_status_type()\n");

ssl/ssl_lib.c:519:1: Parameter `ctx->sessions->num_items`
  517.   }
  518.   
  519. > SSL *SSL_new(SSL_CTX *ctx)
  520.   {
  521.       SSL *s;

test/sslapitest.c:684:5: Call
682.       }
683.   
684.       SSL_free(clientssl);
           ^
685.       clientssl = NULL;
686.   

ssl/ssl_lib.c:958:1: Parameter `s->session_ctx->sessions->num_items`
  956.   }
  957.   
  958. > void SSL_free(SSL *s)
  959.   {
  960.       int i;

ssl/ssl_lib.c:988:9: Call
  986.       /* Make the next call work :-) */
  987.       if (s->session != NULL) {
  988.           ssl_clear_bad_session(s);
                 ^
  989.           SSL_SESSION_free(s->session);
  990.       }

ssl/ssl_sess.c:1031:1: Parameter `s->session_ctx->sessions->num_items`
    1029.   }
    1030.   
    1031. > int ssl_clear_bad_session(SSL *s)
    1032.   {
    1033.       if ((s->session != NULL) &&

ssl/ssl_sess.c:1036:9: Call
    1034.           !(s->shutdown & SSL_SENT_SHUTDOWN) &&
    1035.           !(SSL_in_init(s) || SSL_in_before(s))) {
    1036.           SSL_CTX_remove_session(s->session_ctx, s->session);
                    ^
    1037.           return (1);
    1038.       } else

ssl/ssl_sess.c:725:1: Parameter `ctx->sessions->num_items`
      723.   }
      724.   
      725. > int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)
      726.   {
      727.       return remove_session_lock(ctx, c, 1);

ssl/ssl_sess.c:727:12: Call
      725.   int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)
      726.   {
      727.       return remove_session_lock(ctx, c, 1);
                        ^
      728.   }
      729.   

ssl/ssl_sess.c:730:1: Parameter `ctx->sessions->num_items`
        728.   }
        729.   
        730. > static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck)
        731.   {
        732.       SSL_SESSION *r;

ssl/ssl_sess.c:740:17: Call
        738.           if ((r = lh_SSL_SESSION_retrieve(ctx->sessions, c)) == c) {
        739.               ret = 1;
        740.               r = lh_SSL_SESSION_delete(ctx->sessions, c);
                               ^
        741.               SSL_SESSION_list_remove(ctx, c);
        742.           }

ssl/ssl_locl.h:626:1: Parameter `lh->num_items`
          624.   };
          625.   
          626. > DEFINE_LHASH_OF(SSL_SESSION);
          627.   /* Needed in ssl_cert.c */
          628.   DEFINE_LHASH_OF(X509_NAME);

ssl/ssl_locl.h:626:1: Call
          624.   };
          625.   
          626. > DEFINE_LHASH_OF(SSL_SESSION);
          627.   /* Needed in ssl_cert.c */
          628.   DEFINE_LHASH_OF(X509_NAME);

crypto/lhash/lhash.c:103:1: <LHS trace>
101.   }
102.   
103. > void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data)
104.   {
105.       unsigned long hash;

crypto/lhash/lhash.c:103:1: Parameter `lh->num_items`
            101.   }
            102.   
            103. > void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data)
            104.   {
            105.       unsigned long hash;

crypto/lhash/lhash.c:123:5: Binary operation: ([0, +oo] - 1):unsigned64 by call to `SSL_free` 
            121.       }
            122.   
            123.       lh->num_items--;
                       ^
            124.       if ((lh->num_nodes > MIN_NODES) &&
            125.           (lh->down_load >= (lh->num_items * LH_LOAD_MULT / lh->num_nodes)))

void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data)
{
    unsigned long hash;
    OPENSSL_LH_NODE *nn, **rn;
    void *ret;
    lh->error = 0;
    rn = getrn(lh, data, &hash);
    if (*rn == NULL) {
        lh->num_no_delete++;
        return (NULL);
    } else {
        nn = *rn;
        *rn = nn->next;
        ret = nn->data;
        OPENSSL_free(nn);
        lh->num_delete++;
    }
    lh->num_items--;
    if ((lh->num_nodes > MIN_NODES) &&
        (lh->down_load >= (lh->num_items * LH_LOAD_MULT / lh->num_nodes)))
        contract(lh);
    return (ret);
}
['static int test_tlsext_status_type(void)\n{\n    SSL_CTX *cctx = NULL, *sctx = NULL;\n    SSL *clientssl = NULL, *serverssl = NULL;\n    int testresult = 0;\n    STACK_OF(OCSP_RESPID) *ids = NULL;\n    OCSP_RESPID *id = NULL;\n    BIO *certbio = NULL;\n    if (!create_ssl_ctx_pair(TLS_server_method(), TLS_client_method(), &sctx,\n                             &cctx, cert, privkey)) {\n        printf("Unable to create SSL_CTX pair\\n");\n        return 0;\n    }\n    if (SSL_CTX_get_tlsext_status_type(cctx) != -1) {\n        printf("Unexpected initial value for "\n               "SSL_CTX_get_tlsext_status_type()\\n");\n        goto end;\n    }\n    clientssl = SSL_new(cctx);\n    if (SSL_get_tlsext_status_type(clientssl) != -1) {\n        printf("Unexpected initial value for SSL_get_tlsext_status_type()\\n");\n        goto end;\n    }\n    if (!SSL_set_tlsext_status_type(clientssl, TLSEXT_STATUSTYPE_ocsp)) {\n        printf("Unexpected fail for SSL_set_tlsext_status_type()\\n");\n        goto end;\n    }\n    if (SSL_get_tlsext_status_type(clientssl) != TLSEXT_STATUSTYPE_ocsp) {\n        printf("Unexpected result for SSL_get_tlsext_status_type()\\n");\n        goto end;\n    }\n    SSL_free(clientssl);\n    clientssl = NULL;\n    if (!SSL_CTX_set_tlsext_status_type(cctx, TLSEXT_STATUSTYPE_ocsp)) {\n        printf("Unexpected fail for SSL_CTX_set_tlsext_status_type()\\n");\n        goto end;\n    }\n    if (SSL_CTX_get_tlsext_status_type(cctx) != TLSEXT_STATUSTYPE_ocsp) {\n        printf("Unexpected result for SSL_CTX_get_tlsext_status_type()\\n");\n        goto end;\n    }\n    clientssl = SSL_new(cctx);\n    if (SSL_get_tlsext_status_type(clientssl) != TLSEXT_STATUSTYPE_ocsp) {\n        printf("Unexpected result for SSL_get_tlsext_status_type() (test 2)\\n");\n        goto end;\n    }\n    SSL_free(clientssl);\n    clientssl = NULL;\n    SSL_CTX_set_tlsext_status_cb(cctx, ocsp_client_cb);\n    SSL_CTX_set_tlsext_status_arg(cctx, &cdummyarg);\n    SSL_CTX_set_tlsext_status_cb(sctx, ocsp_server_cb);\n    SSL_CTX_set_tlsext_status_arg(sctx, &cdummyarg);\n    if (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) {\n        printf("Unable to create SSL objects\\n");\n        goto end;\n    }\n    if (!create_ssl_connection(serverssl, clientssl)) {\n        printf("Unable to create SSL connection\\n");\n        goto end;\n    }\n    if (!ocsp_client_called || !ocsp_server_called) {\n        printf("OCSP callbacks not called\\n");\n        goto end;\n    }\n    SSL_free(serverssl);\n    SSL_free(clientssl);\n    serverssl = NULL;\n    clientssl = NULL;\n    ocsp_client_called = 0;\n    ocsp_server_called = 0;\n    cdummyarg = 0;\n    if (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) {\n        printf("Unable to create SSL objects\\n");\n        goto end;\n    }\n    if (create_ssl_connection(serverssl, clientssl)) {\n        printf("Unexpected success creating the connection\\n");\n        goto end;\n    }\n    if (ocsp_client_called || ocsp_server_called) {\n        printf("OCSP callbacks successfully called unexpectedly\\n");\n        goto end;\n    }\n    SSL_free(serverssl);\n    SSL_free(clientssl);\n    serverssl = NULL;\n    clientssl = NULL;\n    ocsp_client_called = 0;\n    ocsp_server_called = 0;\n    cdummyarg = 2;\n    if (!create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL, NULL)) {\n        printf("Unable to create SSL objects\\n");\n        goto end;\n    }\n    certbio = BIO_new_file(cert, "r");\n    if (certbio == NULL) {\n        printf("Can\'t load the certficate file\\n");\n        goto end;\n    }\n    id = OCSP_RESPID_new();\n    ids = sk_OCSP_RESPID_new_null();\n    ocspcert = PEM_read_bio_X509(certbio, NULL, NULL, NULL);\n    if (id == NULL || ids == NULL || ocspcert == NULL\n            || !OCSP_RESPID_set_by_key(id, ocspcert)\n            || !sk_OCSP_RESPID_push(ids, id)) {\n        printf("Unable to set OCSP_RESPIDs\\n");\n        goto end;\n    }\n    id = NULL;\n    SSL_set_tlsext_status_ids(clientssl, ids);\n    ids = NULL;\n    BIO_free(certbio);\n    certbio = NULL;\n    if (!create_ssl_connection(serverssl, clientssl)) {\n        printf("Unable to create SSL connection\\n");\n        goto end;\n    }\n    if (!ocsp_client_called || !ocsp_server_called) {\n        printf("OCSP callbacks not called\\n");\n        goto end;\n    }\n    testresult = 1;\n end:\n    SSL_free(serverssl);\n    SSL_free(clientssl);\n    SSL_CTX_free(sctx);\n    SSL_CTX_free(cctx);\n    sk_OCSP_RESPID_pop_free(ids, OCSP_RESPID_free);\n    OCSP_RESPID_free(id);\n    BIO_free(certbio);\n    X509_free(ocspcert);\n    ocspcert = NULL;\n    return testresult;\n}', 'SSL *SSL_new(SSL_CTX *ctx)\n{\n    SSL *s;\n    if (ctx == NULL) {\n        SSLerr(SSL_F_SSL_NEW, SSL_R_NULL_SSL_CTX);\n        return (NULL);\n    }\n    if (ctx->method == NULL) {\n        SSLerr(SSL_F_SSL_NEW, SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION);\n        return (NULL);\n    }\n    s = OPENSSL_zalloc(sizeof(*s));\n    if (s == NULL)\n        goto err;\n    s->lock = CRYPTO_THREAD_lock_new();\n    if (s->lock == NULL) {\n        SSLerr(SSL_F_SSL_NEW, ERR_R_MALLOC_FAILURE);\n        OPENSSL_free(s);\n        return NULL;\n    }\n    RECORD_LAYER_init(&s->rlayer, s);\n    s->options = ctx->options;\n    s->dane.flags = ctx->dane.flags;\n    s->min_proto_version = ctx->min_proto_version;\n    s->max_proto_version = ctx->max_proto_version;\n    s->mode = ctx->mode;\n    s->max_cert_list = ctx->max_cert_list;\n    s->references = 1;\n    s->cert = ssl_cert_dup(ctx->cert);\n    if (s->cert == NULL)\n        goto err;\n    RECORD_LAYER_set_read_ahead(&s->rlayer, ctx->read_ahead);\n    s->msg_callback = ctx->msg_callback;\n    s->msg_callback_arg = ctx->msg_callback_arg;\n    s->verify_mode = ctx->verify_mode;\n    s->not_resumable_session_cb = ctx->not_resumable_session_cb;\n    s->sid_ctx_length = ctx->sid_ctx_length;\n    OPENSSL_assert(s->sid_ctx_length <= sizeof s->sid_ctx);\n    memcpy(&s->sid_ctx, &ctx->sid_ctx, sizeof(s->sid_ctx));\n    s->verify_callback = ctx->default_verify_callback;\n    s->generate_session_id = ctx->generate_session_id;\n    s->param = X509_VERIFY_PARAM_new();\n    if (s->param == NULL)\n        goto err;\n    X509_VERIFY_PARAM_inherit(s->param, ctx->param);\n    s->quiet_shutdown = ctx->quiet_shutdown;\n    s->max_send_fragment = ctx->max_send_fragment;\n    s->split_send_fragment = ctx->split_send_fragment;\n    s->max_pipelines = ctx->max_pipelines;\n    if (s->max_pipelines > 1)\n        RECORD_LAYER_set_read_ahead(&s->rlayer, 1);\n    if (ctx->default_read_buf_len > 0)\n        SSL_set_default_read_buffer_len(s, ctx->default_read_buf_len);\n    SSL_CTX_up_ref(ctx);\n    s->ctx = ctx;\n    s->ext.debug_cb = 0;\n    s->ext.debug_arg = NULL;\n    s->ext.ticket_expected = 0;\n    s->ext.status_type = ctx->ext.status_type;\n    s->ext.status_expected = 0;\n    s->ext.ocsp.ids = NULL;\n    s->ext.ocsp.exts = NULL;\n    s->ext.ocsp.resp = NULL;\n    s->ext.ocsp.resp_len = 0;\n    SSL_CTX_up_ref(ctx);\n    s->session_ctx = ctx;\n#ifndef OPENSSL_NO_EC\n    if (ctx->ext.ecpointformats) {\n        s->ext.ecpointformats =\n            OPENSSL_memdup(ctx->ext.ecpointformats,\n                           ctx->ext.ecpointformats_len);\n        if (!s->ext.ecpointformats)\n            goto err;\n        s->ext.ecpointformats_len =\n            ctx->ext.ecpointformats_len;\n    }\n    if (ctx->ext.supportedgroups) {\n        s->ext.supportedgroups =\n            OPENSSL_memdup(ctx->ext.supportedgroups,\n                           ctx->ext.supportedgroups_len);\n        if (!s->ext.supportedgroups)\n            goto err;\n        s->ext.supportedgroups_len = ctx->ext.supportedgroups_len;\n    }\n#endif\n#ifndef OPENSSL_NO_NEXTPROTONEG\n    s->ext.npn = NULL;\n#endif\n    if (s->ctx->ext.alpn) {\n        s->ext.alpn = OPENSSL_malloc(s->ctx->ext.alpn_len);\n        if (s->ext.alpn == NULL)\n            goto err;\n        memcpy(s->ext.alpn, s->ctx->ext.alpn, s->ctx->ext.alpn_len);\n        s->ext.alpn_len = s->ctx->ext.alpn_len;\n    }\n    s->verified_chain = NULL;\n    s->verify_result = X509_V_OK;\n    s->default_passwd_callback = ctx->default_passwd_callback;\n    s->default_passwd_callback_userdata = ctx->default_passwd_callback_userdata;\n    s->method = ctx->method;\n    if (!s->method->ssl_new(s))\n        goto err;\n    s->server = (ctx->method->ssl_accept == ssl_undefined_function) ? 0 : 1;\n    if (!SSL_clear(s))\n        goto err;\n    if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data))\n        goto err;\n#ifndef OPENSSL_NO_PSK\n    s->psk_client_callback = ctx->psk_client_callback;\n    s->psk_server_callback = ctx->psk_server_callback;\n#endif\n    s->job = NULL;\n#ifndef OPENSSL_NO_CT\n    if (!SSL_set_ct_validation_callback(s, ctx->ct_validation_callback,\n                                        ctx->ct_validation_callback_arg))\n        goto err;\n#endif\n    return s;\n err:\n    SSL_free(s);\n    SSLerr(SSL_F_SSL_NEW, ERR_R_MALLOC_FAILURE);\n    return NULL;\n}', 'void SSL_free(SSL *s)\n{\n    int i;\n    if (s == NULL)\n        return;\n    CRYPTO_DOWN_REF(&s->references, &i, s->lock);\n    REF_PRINT_COUNT("SSL", s);\n    if (i > 0)\n        return;\n    REF_ASSERT_ISNT(i < 0);\n    X509_VERIFY_PARAM_free(s->param);\n    dane_final(&s->dane);\n    CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data);\n    ssl_free_wbio_buffer(s);\n    BIO_free_all(s->wbio);\n    BIO_free_all(s->rbio);\n    BUF_MEM_free(s->init_buf);\n    sk_SSL_CIPHER_free(s->cipher_list);\n    sk_SSL_CIPHER_free(s->cipher_list_by_id);\n    if (s->session != NULL) {\n        ssl_clear_bad_session(s);\n        SSL_SESSION_free(s->session);\n    }\n    clear_ciphers(s);\n    ssl_cert_free(s->cert);\n    OPENSSL_free(s->ext.hostname);\n    SSL_CTX_free(s->session_ctx);\n#ifndef OPENSSL_NO_EC\n    OPENSSL_free(s->ext.ecpointformats);\n    OPENSSL_free(s->ext.supportedgroups);\n#endif\n    sk_X509_EXTENSION_pop_free(s->ext.ocsp.exts, X509_EXTENSION_free);\n#ifndef OPENSSL_NO_OCSP\n    sk_OCSP_RESPID_pop_free(s->ext.ocsp.ids, OCSP_RESPID_free);\n#endif\n#ifndef OPENSSL_NO_CT\n    SCT_LIST_free(s->scts);\n    OPENSSL_free(s->ext.scts);\n#endif\n    OPENSSL_free(s->ext.ocsp.resp);\n    OPENSSL_free(s->ext.alpn);\n    sk_X509_NAME_pop_free(s->client_CA, X509_NAME_free);\n    sk_X509_pop_free(s->verified_chain, X509_free);\n    if (s->method != NULL)\n        s->method->ssl_free(s);\n    RECORD_LAYER_release(&s->rlayer);\n    SSL_CTX_free(s->ctx);\n    ASYNC_WAIT_CTX_free(s->waitctx);\n#if !defined(OPENSSL_NO_NEXTPROTONEG)\n    OPENSSL_free(s->ext.npn);\n#endif\n#ifndef OPENSSL_NO_SRTP\n    sk_SRTP_PROTECTION_PROFILE_free(s->srtp_profiles);\n#endif\n    CRYPTO_THREAD_lock_free(s->lock);\n    OPENSSL_free(s);\n}', 'int ssl_clear_bad_session(SSL *s)\n{\n    if ((s->session != NULL) &&\n        !(s->shutdown & SSL_SENT_SHUTDOWN) &&\n        !(SSL_in_init(s) || SSL_in_before(s))) {\n        SSL_CTX_remove_session(s->session_ctx, s->session);\n        return (1);\n    } else\n        return (0);\n}', 'int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)\n{\n    return remove_session_lock(ctx, c, 1);\n}', 'static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck)\n{\n    SSL_SESSION *r;\n    int ret = 0;\n    if ((c != NULL) && (c->session_id_length != 0)) {\n        if (lck)\n            CRYPTO_THREAD_write_lock(ctx->lock);\n        if ((r = lh_SSL_SESSION_retrieve(ctx->sessions, c)) == c) {\n            ret = 1;\n            r = lh_SSL_SESSION_delete(ctx->sessions, c);\n            SSL_SESSION_list_remove(ctx, c);\n        }\n        c->not_resumable = 1;\n        if (lck)\n            CRYPTO_THREAD_unlock(ctx->lock);\n        if (ret)\n            SSL_SESSION_free(r);\n        if (ctx->remove_session_cb != NULL)\n            ctx->remove_session_cb(ctx, c);\n    } else\n        ret = 0;\n    return (ret);\n}', 'DEFINE_LHASH_OF(SSL_SESSION)', 'void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data)\n{\n    unsigned long hash;\n    OPENSSL_LH_NODE *nn, **rn;\n    void *ret;\n    lh->error = 0;\n    rn = getrn(lh, data, &hash);\n    if (*rn == NULL) {\n        lh->num_no_delete++;\n        return (NULL);\n    } else {\n        nn = *rn;\n        *rn = nn->next;\n        ret = nn->data;\n        OPENSSL_free(nn);\n        lh->num_delete++;\n    }\n    lh->num_items--;\n    if ((lh->num_nodes > MIN_NODES) &&\n        (lh->down_load >= (lh->num_items * LH_LOAD_MULT / lh->num_nodes)))\n        contract(lh);\n    return (ret);\n}']