s4:torture/rpc: extend and improve rpc.lsa.trusted.domains
authorStefan Metzmacher <metze@samba.org>
Tue, 19 May 2015 22:05:00 +0000 (00:05 +0200)
committerStefan Metzmacher <metze@samba.org>
Wed, 8 Jul 2015 19:41:17 +0000 (21:41 +0200)
This adds a lot more validation arround trust credentials and
krb5 interaction.

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Autobuild-User(master): Stefan Metzmacher <metze@samba.org>
Autobuild-Date(master): Wed Jul  8 21:41:17 CEST 2015 on sn-devel-104

source4/torture/rpc/lsa.c

index b62593abdb82f6a72776fa62d2cb12997c8dfaa2..0eda0a157fb1407c9383bbfe5892076bd48fd92c 100644 (file)
@@ -21,6 +21,8 @@
 
 #include "includes.h"
 #include "torture/torture.h"
+#include "libcli/cldap/cldap.h"
+#include "../lib/tsocket/tsocket.h"
 #include "librpc/gen_ndr/ndr_lsa_c.h"
 #include "librpc/gen_ndr/netlogon.h"
 #include "librpc/gen_ndr/ndr_drsblobs.h"
@@ -30,6 +32,9 @@
 #include "libcli/auth/libcli_auth.h"
 #include "torture/rpc/torture_rpc.h"
 #include "param/param.h"
+#include "source4/auth/kerberos/kerberos.h"
+#include "source4/auth/kerberos/kerberos_util.h"
+#include "lib/util/util_net.h"
 #include "../lib/crypto/crypto.h"
 #define TEST_MACHINENAME "lsatestmach"
 #define TRUSTPW "12345678"
@@ -2535,7 +2540,7 @@ static bool test_CreateTrustedDomain(struct dcerpc_binding_handle *b,
        trustdom_handle = talloc_array(tctx, struct policy_handle, num_trusts);
 
        for (i=0; i< num_trusts; i++) {
-               char *trust_name = talloc_asprintf(tctx, "torturedom1%02d", i);
+               char *trust_name = talloc_asprintf(tctx, "TORTURE1%02d", i);
                char *trust_sid = talloc_asprintf(tctx, "S-1-5-21-97398-379795-1%02d", i);
 
                domsid[i] = dom_sid_parse_talloc(tctx, trust_sid);
@@ -2571,6 +2576,11 @@ static bool test_CreateTrustedDomain(struct dcerpc_binding_handle *b,
                        } else if (!q.out.info) {
                                ret = false;
                        } else {
+                               if (strcmp(info->info_ex.domain_name.string, trustinfo.name.string) != 0) {
+                                       torture_comment(tctx, "QueryTrustedDomainInfo returned inconsistent long name: %s != %s\n",
+                                              info->info_ex.domain_name.string, trustinfo.name.string);
+                                       ret = false;
+                               }
                                if (strcmp(info->info_ex.netbios_name.string, trustinfo.name.string) != 0) {
                                        torture_comment(tctx, "QueryTrustedDomainInfo returned inconsistent short name: %s != %s\n",
                                               info->info_ex.netbios_name.string, trustinfo.name.string);
@@ -2613,53 +2623,84 @@ static bool test_CreateTrustedDomain(struct dcerpc_binding_handle *b,
        return ret;
 }
 
-static bool gen_authinfo_internal(TALLOC_CTX *mem_ctx, const char *password,
+static bool gen_authinfo_internal(TALLOC_CTX *mem_ctx,
+                                 const char *incoming_old, const char *incoming_new,
+                                 const char *outgoing_old, const char *outgoing_new,
                                  DATA_BLOB session_key,
                                  struct lsa_TrustDomainInfoAuthInfoInternal **_authinfo_internal)
 {
        struct lsa_TrustDomainInfoAuthInfoInternal *authinfo_internal;
        struct trustDomainPasswords auth_struct;
-       struct AuthenticationInformation *auth_info_array;
+       struct AuthenticationInformation in_info;
+       struct AuthenticationInformation io_info;
+       struct AuthenticationInformation on_info;
+       struct AuthenticationInformation oo_info;
        size_t converted_size;
        DATA_BLOB auth_blob;
        enum ndr_err_code ndr_err;
+       bool ok;
 
        authinfo_internal = talloc_zero(mem_ctx, struct lsa_TrustDomainInfoAuthInfoInternal);
        if (authinfo_internal == NULL) {
                return false;
        }
 
-       auth_info_array = talloc_array(mem_ctx,
-                                      struct AuthenticationInformation, 1);
-       if (auth_info_array == NULL) {
+       in_info.AuthType = TRUST_AUTH_TYPE_CLEAR;
+       ok = convert_string_talloc(mem_ctx, CH_UNIX, CH_UTF16,
+                                  incoming_new,
+                                  strlen(incoming_new),
+                                  &in_info.AuthInfo.clear.password,
+                                  &converted_size);
+       if (!ok) {
                return false;
        }
+       in_info.AuthInfo.clear.size = converted_size;
 
-       generate_random_buffer(auth_struct.confounder, sizeof(auth_struct.confounder));
-
-       auth_info_array[0].AuthType = TRUST_AUTH_TYPE_CLEAR;
+       io_info.AuthType = TRUST_AUTH_TYPE_CLEAR;
+       ok = convert_string_talloc(mem_ctx, CH_UNIX, CH_UTF16,
+                                  incoming_old,
+                                  strlen(incoming_old),
+                                  &io_info.AuthInfo.clear.password,
+                                  &converted_size);
+       if (!ok) {
+               return false;
+       }
+       io_info.AuthInfo.clear.size = converted_size;
 
-       if (!convert_string_talloc(mem_ctx, CH_UNIX, CH_UTF16, password,
-                                 strlen(password),
-                                 &auth_info_array[0].AuthInfo.clear.password,
-                                 &converted_size)) {
+       on_info.AuthType = TRUST_AUTH_TYPE_CLEAR;
+       ok = convert_string_talloc(mem_ctx, CH_UNIX, CH_UTF16,
+                                  outgoing_new,
+                                  strlen(outgoing_new),
+                                  &on_info.AuthInfo.clear.password,
+                                  &converted_size);
+       if (!ok) {
                return false;
        }
+       on_info.AuthInfo.clear.size = converted_size;
 
-       auth_info_array[0].AuthInfo.clear.size = converted_size;
+       oo_info.AuthType = TRUST_AUTH_TYPE_CLEAR;
+       ok = convert_string_talloc(mem_ctx, CH_UNIX, CH_UTF16,
+                                  outgoing_old,
+                                  strlen(outgoing_old),
+                                  &oo_info.AuthInfo.clear.password,
+                                  &converted_size);
+       if (!ok) {
+               return false;
+       }
+       oo_info.AuthInfo.clear.size = converted_size;
 
+       generate_random_buffer(auth_struct.confounder, sizeof(auth_struct.confounder));
        auth_struct.outgoing.count = 1;
        auth_struct.outgoing.current.count = 1;
-       auth_struct.outgoing.current.array = auth_info_array;
-       auth_struct.outgoing.previous.count = 0;
-       auth_struct.outgoing.previous.array = NULL;
+       auth_struct.outgoing.current.array = &on_info;
+       auth_struct.outgoing.previous.count = 1;
+       auth_struct.outgoing.previous.array = &oo_info;
 
        auth_struct.incoming.count = 1;
        auth_struct.incoming.current.count = 1;
-       auth_struct.incoming.current.array = auth_info_array;
-       auth_struct.incoming.previous.count = 0;
-       auth_struct.incoming.previous.array = NULL;
-
+       auth_struct.incoming.current.array = &in_info;
+       auth_struct.incoming.previous.count = 1;
+       auth_struct.incoming.previous.array = &io_info;
 
        ndr_err = ndr_push_struct_blob(&auth_blob, mem_ctx, &auth_struct,
                                       (ndr_push_flags_fn_t)ndr_push_trustDomainPasswords);
@@ -2677,40 +2718,90 @@ static bool gen_authinfo_internal(TALLOC_CTX *mem_ctx, const char *password,
        return true;
 }
 
-static bool gen_authinfo(TALLOC_CTX *mem_ctx, const char *password,
+static bool gen_authinfo(TALLOC_CTX *mem_ctx,
+                        const char *incoming_old, const char *incoming_new,
+                        const char *outgoing_old, const char *outgoing_new,
                         struct lsa_TrustDomainInfoAuthInfo **_authinfo)
 {
        struct lsa_TrustDomainInfoAuthInfo *authinfo;
-       struct lsa_TrustDomainInfoBuffer *info_buffer;
+       struct lsa_TrustDomainInfoBuffer *in_buffer;
+       struct lsa_TrustDomainInfoBuffer *io_buffer;
+       struct lsa_TrustDomainInfoBuffer *on_buffer;
+       struct lsa_TrustDomainInfoBuffer *oo_buffer;
        size_t converted_size;
+       bool ok;
 
        authinfo = talloc_zero(mem_ctx, struct lsa_TrustDomainInfoAuthInfo);
        if (authinfo == NULL) {
                return false;
        }
 
-       info_buffer = talloc_zero(mem_ctx, struct lsa_TrustDomainInfoBuffer);
-       if (info_buffer == NULL) {
+       in_buffer = talloc_zero(authinfo, struct lsa_TrustDomainInfoBuffer);
+       if (in_buffer == NULL) {
                return false;
        }
+       in_buffer->AuthType = TRUST_AUTH_TYPE_CLEAR;
+       ok = convert_string_talloc(in_buffer, CH_UNIX, CH_UTF16,
+                                  incoming_new,
+                                  strlen(incoming_new),
+                                  &in_buffer->data.data,
+                                  &converted_size);
+       if (!ok) {
+               return false;
+       }
+       in_buffer->data.size = converted_size;
 
-       info_buffer->AuthType = TRUST_AUTH_TYPE_CLEAR;
+       io_buffer = talloc_zero(authinfo, struct lsa_TrustDomainInfoBuffer);
+       if (io_buffer == NULL) {
+               return false;
+       }
+       io_buffer->AuthType = TRUST_AUTH_TYPE_CLEAR;
+       ok = convert_string_talloc(io_buffer, CH_UNIX, CH_UTF16,
+                                  incoming_old,
+                                  strlen(incoming_old),
+                                  &io_buffer->data.data,
+                                  &converted_size);
+       if (!ok) {
+               return false;
+       }
+       io_buffer->data.size = converted_size;
 
-       if (!convert_string_talloc(mem_ctx, CH_UNIX, CH_UTF16, password,
-                                 strlen(password),
-                                 &info_buffer->data.data,
-                                 &converted_size)) {
+       on_buffer = talloc_zero(authinfo, struct lsa_TrustDomainInfoBuffer);
+       if (on_buffer == NULL) {
+               return false;
+       }
+       on_buffer->AuthType = TRUST_AUTH_TYPE_CLEAR;
+       ok = convert_string_talloc(on_buffer, CH_UNIX, CH_UTF16,
+                                  outgoing_new,
+                                  strlen(outgoing_new),
+                                  &on_buffer->data.data,
+                                  &converted_size);
+       if (!ok) {
                return false;
        }
+       on_buffer->data.size = converted_size;
 
-       info_buffer->data.size = converted_size;
+       oo_buffer = talloc_zero(authinfo, struct lsa_TrustDomainInfoBuffer);
+       if (oo_buffer == NULL) {
+               return false;
+       }
+       oo_buffer->AuthType = TRUST_AUTH_TYPE_CLEAR;
+       ok = convert_string_talloc(oo_buffer, CH_UNIX, CH_UTF16,
+                                  outgoing_old,
+                                  strlen(outgoing_old),
+                                  &oo_buffer->data.data,
+                                  &converted_size);
+       if (!ok) {
+               return false;
+       }
+       oo_buffer->data.size = converted_size;
 
        authinfo->incoming_count = 1;
-       authinfo->incoming_current_auth_info = info_buffer;
-       authinfo->incoming_previous_auth_info = NULL;
+       authinfo->incoming_current_auth_info = in_buffer;
+       authinfo->incoming_previous_auth_info = io_buffer;
        authinfo->outgoing_count = 1;
-       authinfo->outgoing_current_auth_info = info_buffer;
-       authinfo->outgoing_previous_auth_info = NULL;
+       authinfo->outgoing_current_auth_info = on_buffer;
+       authinfo->outgoing_previous_auth_info = oo_buffer;
 
        *_authinfo = authinfo;
 
@@ -2720,6 +2811,7 @@ static bool gen_authinfo(TALLOC_CTX *mem_ctx, const char *password,
 static bool check_pw_with_ServerAuthenticate3(struct dcerpc_pipe *p,
                                             struct torture_context *tctx,
                                             uint32_t negotiate_flags,
+                                            const char *server_name,
                                             struct cli_credentials *machine_credentials,
                                             struct netlogon_creds_CredentialState **creds_out)
 {
@@ -2727,17 +2819,16 @@ static bool check_pw_with_ServerAuthenticate3(struct dcerpc_pipe *p,
        struct netr_ServerAuthenticate3 a;
        struct netr_Credential credentials1, credentials2, credentials3;
        struct netlogon_creds_CredentialState *creds;
-       struct samr_Password mach_password;
+       const struct samr_Password *new_password = NULL;
+       const struct samr_Password *old_password = NULL;
        uint32_t rid;
-       const char *machine_name;
-       const char *plain_pass;
        struct dcerpc_binding_handle *b = p->binding_handle;
 
-       machine_name = cli_credentials_get_workstation(machine_credentials);
-       plain_pass = cli_credentials_get_password(machine_credentials);
+       new_password = cli_credentials_get_nt_hash(machine_credentials, tctx);
+       old_password = cli_credentials_get_old_nt_hash(machine_credentials, tctx);
 
-       r.in.server_name = NULL;
-       r.in.computer_name = machine_name;
+       r.in.server_name = server_name;
+       r.in.computer_name = cli_credentials_get_workstation(machine_credentials);
        r.in.credentials = &credentials1;
        r.out.return_credentials = &credentials2;
 
@@ -2747,12 +2838,10 @@ static bool check_pw_with_ServerAuthenticate3(struct dcerpc_pipe *p,
                "ServerReqChallenge failed");
        torture_assert_ntstatus_ok(tctx, r.out.result, "ServerReqChallenge failed");
 
-       E_md4hash(plain_pass, mach_password.hash);
-
-       a.in.server_name = NULL;
-       a.in.account_name = talloc_asprintf(tctx, "%s$", machine_name);
+       a.in.server_name = server_name;
+       a.in.account_name = cli_credentials_get_username(machine_credentials);
        a.in.secure_channel_type = cli_credentials_get_secure_channel_type(machine_credentials);
-       a.in.computer_name = machine_name;
+       a.in.computer_name = cli_credentials_get_workstation(machine_credentials);
        a.in.negotiate_flags = &negotiate_flags;
        a.in.credentials = &credentials3;
        a.out.return_credentials = &credentials3;
@@ -2763,7 +2852,7 @@ static bool check_pw_with_ServerAuthenticate3(struct dcerpc_pipe *p,
                                           a.in.computer_name,
                                           a.in.secure_channel_type,
                                           &credentials1, &credentials2,
-                                          &mach_password, &credentials3,
+                                          new_password, &credentials3,
                                           negotiate_flags);
 
        torture_assert(tctx, creds != NULL, "memory allocation");
@@ -2779,6 +2868,32 @@ static bool check_pw_with_ServerAuthenticate3(struct dcerpc_pipe *p,
        }
        torture_assert(tctx, netlogon_creds_client_check(creds, &credentials3), "Credential chaining failed");
 
+       if (old_password != NULL) {
+               torture_assert_ntstatus_ok(tctx, dcerpc_netr_ServerReqChallenge_r(b, tctx, &r),
+                       "ServerReqChallenge failed");
+               torture_assert_ntstatus_ok(tctx, r.out.result, "ServerReqChallenge failed");
+
+               creds = netlogon_creds_client_init(tctx, a.in.account_name,
+                                                  a.in.computer_name,
+                                                  a.in.secure_channel_type,
+                                                  &credentials1, &credentials2,
+                                                  old_password, &credentials3,
+                                                  negotiate_flags);
+
+               torture_assert(tctx, creds != NULL, "memory allocation");
+
+               torture_assert_ntstatus_ok(tctx, dcerpc_netr_ServerAuthenticate3_r(b, tctx, &a),
+                       "ServerAuthenticate3 failed");
+               if (!NT_STATUS_IS_OK(a.out.result)) {
+                       if (!NT_STATUS_EQUAL(a.out.result, NT_STATUS_ACCESS_DENIED)) {
+                               torture_assert_ntstatus_ok(tctx, a.out.result,
+                                                          "ServerAuthenticate3 (old) failed");
+                       }
+                       return false;
+               }
+               torture_assert(tctx, netlogon_creds_client_check(creds, &credentials3), "Credential (old) chaining failed");
+       }
+
        /* Prove that requesting a challenge again won't break it */
        torture_assert_ntstatus_ok(tctx, dcerpc_netr_ServerReqChallenge_r(b, tctx, &r),
                "ServerReqChallenge failed");
@@ -2788,54 +2903,1427 @@ static bool check_pw_with_ServerAuthenticate3(struct dcerpc_pipe *p,
        return true;
 }
 
+/*
+ * This function is set in torture_krb5_init_context as krb5
+ * send_and_recv function.  This allows us to override what server the
+ * test is aimed at, and to inspect the packets just before they are
+ * sent to the network, and before they are processed on the recv
+ * side.
+ *
+ * The torture_krb5_pre_send_test() and torture_krb5_post_recv_test()
+ * functions are implement the actual tests.
+ *
+ * When this asserts, the caller will get a spurious 'cannot contact
+ * any KDC' message.
+ *
+ */
+struct check_pw_with_krb5_ctx {
+       struct addrinfo *server;
+       struct {
+               unsigned io;
+               unsigned fail;
+               unsigned errors;
+               unsigned error_io;
+               unsigned ok;
+       } counts;
+       KRB_ERROR error;
+       struct smb_krb5_context *smb_krb5_context;
+       krb5_get_init_creds_opt *krb_options;
+       krb5_creds my_creds;
+       krb5_get_creds_opt opt_canon;
+       krb5_get_creds_opt opt_nocanon;
+       krb5_principal upn_realm;
+       krb5_principal upn_dns;
+       krb5_principal upn_netbios;
+       krb5_ccache krbtgt_ccache;
+       krb5_principal krbtgt_trust_realm;
+       krb5_creds *krbtgt_trust_realm_creds;
+       krb5_principal krbtgt_trust_dns;
+       krb5_creds *krbtgt_trust_dns_creds;
+       krb5_principal krbtgt_trust_netbios;
+       krb5_creds *krbtgt_trust_netbios_creds;
+       krb5_principal cifs_trust_dns;
+       krb5_creds *cifs_trust_dns_creds;
+       krb5_principal cifs_trust_netbios;
+       krb5_creds *cifs_trust_netbios_creds;
+       krb5_principal drs_trust_dns;
+       krb5_creds *drs_trust_dns_creds;
+       krb5_principal drs_trust_netbios;
+       krb5_creds *drs_trust_netbios_creds;
+       krb5_principal four_trust_dns;
+       krb5_creds *four_trust_dns_creds;
+       krb5_creds krbtgt_referral_creds;
+       Ticket krbtgt_referral_ticket;
+       krb5_keyblock krbtgt_referral_keyblock;
+       EncTicketPart krbtgt_referral_enc_part;
+};
+
+static krb5_error_code check_pw_with_krb5_send_and_recv_func(krb5_context context,
+                                       void *data, /* struct check_pw_with_krb5_ctx */
+                                       krb5_krbhst_info *_hi,
+                                       time_t timeout,
+                                       const krb5_data *send_buf,
+                                       krb5_data *recv_buf)
+{
+       struct check_pw_with_krb5_ctx *ctx =
+               talloc_get_type_abort(data, struct check_pw_with_krb5_ctx);
+       krb5_error_code k5ret;
+       krb5_krbhst_info hi = *_hi;
+       size_t used;
+       int ret;
+
+       hi.proto = KRB5_KRBHST_TCP;
+
+       free_KRB_ERROR(&ctx->error);
+
+       ctx->counts.io++;
+
+       k5ret = smb_krb5_send_and_recv_func_forced(context, ctx->server,
+                                                  &hi, timeout, send_buf, recv_buf);
+       if (k5ret != 0) {
+               ctx->counts.fail++;
+               return k5ret;
+       }
+
+       ret = decode_KRB_ERROR(recv_buf->data, recv_buf->length,
+                              &ctx->error, &used);
+       if (ret == 0) {
+               ctx->counts.errors++;
+               ctx->counts.error_io = ctx->counts.io;
+       } else {
+               ctx->counts.ok++;
+       }
+
+       return k5ret;
+}
+
+static int check_pw_with_krb5_ctx_destructor(struct check_pw_with_krb5_ctx *ctx)
+{
+       if (ctx->server != NULL) {
+               freeaddrinfo(ctx->server);
+               ctx->server = NULL;
+       }
+
+       if (ctx->krb_options != NULL) {
+               krb5_get_init_creds_opt_free(ctx->smb_krb5_context->krb5_context,
+                                            ctx->krb_options);
+               ctx->krb_options = NULL;
+       }
+
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->my_creds);
+
+       if (ctx->opt_canon != NULL) {
+               krb5_get_creds_opt_free(ctx->smb_krb5_context->krb5_context,
+                                       ctx->opt_canon);
+               ctx->opt_canon = NULL;
+       }
+
+       if (ctx->opt_nocanon != NULL) {
+               krb5_get_creds_opt_free(ctx->smb_krb5_context->krb5_context,
+                                       ctx->opt_nocanon);
+               ctx->opt_nocanon = NULL;
+       }
+
+       if (ctx->krbtgt_ccache != NULL) {
+               krb5_cc_close(ctx->smb_krb5_context->krb5_context,
+                             ctx->krbtgt_ccache);
+               ctx->krbtgt_ccache = NULL;
+       }
+
+       if (ctx->upn_realm != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->upn_realm);
+               ctx->upn_realm = NULL;
+       }
+
+       if (ctx->upn_dns != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->upn_dns);
+               ctx->upn_dns = NULL;
+       }
+
+       if (ctx->upn_netbios != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->upn_netbios);
+               ctx->upn_netbios = NULL;
+       }
+
+       if (ctx->krbtgt_trust_realm != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_trust_realm);
+               ctx->krbtgt_trust_realm = NULL;
+       }
+
+       if (ctx->krbtgt_trust_realm_creds != NULL) {
+               krb5_free_creds(ctx->smb_krb5_context->krb5_context,
+                               ctx->krbtgt_trust_realm_creds);
+               ctx->krbtgt_trust_realm_creds = NULL;
+       }
+
+       if (ctx->krbtgt_trust_dns != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_trust_dns);
+               ctx->krbtgt_trust_dns = NULL;
+       }
+
+       if (ctx->krbtgt_trust_dns_creds != NULL) {
+               krb5_free_creds(ctx->smb_krb5_context->krb5_context,
+                               ctx->krbtgt_trust_dns_creds);
+               ctx->krbtgt_trust_dns_creds = NULL;
+       }
+
+       if (ctx->krbtgt_trust_netbios != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_trust_netbios);
+               ctx->krbtgt_trust_netbios = NULL;
+       }
+
+       if (ctx->krbtgt_trust_netbios_creds != NULL) {
+               krb5_free_creds(ctx->smb_krb5_context->krb5_context,
+                               ctx->krbtgt_trust_netbios_creds);
+               ctx->krbtgt_trust_netbios_creds = NULL;
+       }
+
+       if (ctx->cifs_trust_dns != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->cifs_trust_dns);
+               ctx->cifs_trust_dns = NULL;
+       }
+
+       if (ctx->cifs_trust_dns_creds != NULL) {
+               krb5_free_creds(ctx->smb_krb5_context->krb5_context,
+                               ctx->cifs_trust_dns_creds);
+               ctx->cifs_trust_dns_creds = NULL;
+       }
+
+       if (ctx->cifs_trust_netbios != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->cifs_trust_netbios);
+               ctx->cifs_trust_netbios = NULL;
+       }
+
+       if (ctx->cifs_trust_netbios_creds != NULL) {
+               krb5_free_creds(ctx->smb_krb5_context->krb5_context,
+                               ctx->cifs_trust_netbios_creds);
+               ctx->cifs_trust_netbios_creds = NULL;
+       }
+
+       if (ctx->drs_trust_dns != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->drs_trust_dns);
+               ctx->drs_trust_dns = NULL;
+       }
+
+       if (ctx->drs_trust_dns_creds != NULL) {
+               krb5_free_creds(ctx->smb_krb5_context->krb5_context,
+                               ctx->drs_trust_dns_creds);
+               ctx->drs_trust_dns_creds = NULL;
+       }
+
+       if (ctx->drs_trust_netbios != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->drs_trust_netbios);
+               ctx->drs_trust_netbios = NULL;
+       }
+
+       if (ctx->drs_trust_netbios_creds != NULL) {
+               krb5_free_creds(ctx->smb_krb5_context->krb5_context,
+                               ctx->drs_trust_netbios_creds);
+               ctx->drs_trust_netbios_creds = NULL;
+       }
+
+       if (ctx->four_trust_dns != NULL) {
+               krb5_free_principal(ctx->smb_krb5_context->krb5_context,
+                                   ctx->four_trust_dns);
+               ctx->four_trust_dns = NULL;
+       }
+
+       if (ctx->four_trust_dns_creds != NULL) {
+               krb5_free_creds(ctx->smb_krb5_context->krb5_context,
+                               ctx->four_trust_dns_creds);
+               ctx->four_trust_dns_creds = NULL;
+       }
+
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+
+       free_Ticket(&ctx->krbtgt_referral_ticket);
+
+       krb5_free_keyblock_contents(ctx->smb_krb5_context->krb5_context,
+                                   &ctx->krbtgt_referral_keyblock);
+
+       free_EncTicketPart(&ctx->krbtgt_referral_enc_part);
+
+       free_KRB_ERROR(&ctx->error);
+
+       talloc_unlink(ctx, ctx->smb_krb5_context);
+       ctx->smb_krb5_context = NULL;
+       return 0;
+}
+
+static bool check_pw_with_krb5(struct torture_context *tctx,
+                              struct cli_credentials *credentials,
+                              const struct lsa_TrustDomainInfoInfoEx *trusted)
+{
+       const char *trusted_dns_name = trusted->domain_name.string;
+       const char *trusted_netbios_name = trusted->netbios_name.string;
+       char *trusted_realm_name = NULL;
+       krb5_principal principal = NULL;
+       enum credentials_obtained obtained;
+       const char *error_string = NULL;
+       const char *workstation = cli_credentials_get_workstation(credentials);
+       const char *password = cli_credentials_get_password(credentials);
+       const struct samr_Password *nthash = NULL;
+       const struct samr_Password *old_nthash = NULL;
+       const char *old_password = cli_credentials_get_old_password(credentials);
+       int kvno = cli_credentials_get_kvno(credentials);
+       int expected_kvno = 0;
+       krb5uint32 t_kvno = 0;
+       const char *host = torture_setting_string(tctx, "host", NULL);
+       krb5_error_code k5ret;
+       krb5_boolean k5ok;
+       int type;
+       bool ok;
+       struct check_pw_with_krb5_ctx *ctx = NULL;
+       char *assertion_message = NULL;
+       const char *realm = NULL;
+       char *upn_realm_string = NULL;
+       char *upn_dns_string = NULL;
+       char *upn_netbios_string = NULL;
+       char *krbtgt_cc_name = NULL;
+       char *krbtgt_trust_realm_string = NULL;
+       char *krbtgt_trust_dns_string = NULL;
+       char *krbtgt_trust_netbios_string = NULL;
+       char *cifs_trust_dns_string = NULL;
+       char *cifs_trust_netbios_string = NULL;
+       char *drs_trust_dns_string = NULL;
+       char *drs_trust_netbios_string = NULL;
+       char *four_trust_dns_string = NULL;
+
+       ctx = talloc_zero(tctx, struct check_pw_with_krb5_ctx);
+       torture_assert(tctx, ctx != NULL, "Failed to allocate");
+
+       realm = cli_credentials_get_realm(credentials);
+       trusted_realm_name = strupper_talloc(tctx, trusted_dns_name);
+
+       nthash = cli_credentials_get_nt_hash(credentials, ctx);
+       old_nthash = cli_credentials_get_old_nt_hash(credentials, ctx);
+
+       k5ret = smb_krb5_init_context(ctx, tctx->lp_ctx, &ctx->smb_krb5_context);
+       torture_assert_int_equal(tctx, k5ret, 0, "smb_krb5_init_context failed");
+
+       ok = interpret_string_addr_internal(&ctx->server, host, AI_NUMERICHOST);
+       torture_assert(tctx, ok, "Failed to parse target server");
+       talloc_set_destructor(ctx, check_pw_with_krb5_ctx_destructor);
+
+       set_sockaddr_port(ctx->server->ai_addr, 88);
+
+       k5ret = krb5_set_send_to_kdc_func(ctx->smb_krb5_context->krb5_context,
+                                         check_pw_with_krb5_send_and_recv_func,
+                                         ctx);
+       torture_assert_int_equal(tctx, k5ret, 0, "krb5_set_send_to_kdc_func failed");
+
+       torture_assert_int_equal(tctx,
+                       krb5_get_init_creds_opt_alloc(ctx->smb_krb5_context->krb5_context,
+                                                     &ctx->krb_options),
+                       0, "krb5_get_init_creds_opt_alloc failed");
+       torture_assert_int_equal(tctx,
+                       krb5_get_init_creds_opt_set_pac_request(
+                               ctx->smb_krb5_context->krb5_context,
+                               ctx->krb_options, true),
+                       0, "krb5_get_init_creds_opt_set_pac_request failed");
+
+       upn_realm_string = talloc_asprintf(ctx, "user@%s",
+                                          trusted_realm_name);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->upn_realm,
+                                           realm, upn_realm_string, NULL),
+                       0, "krb5_make_principal failed");
+       krb5_principal_set_type(ctx->smb_krb5_context->krb5_context,
+                               ctx->upn_realm, KRB5_NT_ENTERPRISE_PRINCIPAL);
+
+       upn_dns_string = talloc_asprintf(ctx, "user@%s",
+                                        trusted_dns_name);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->upn_dns,
+                                           realm, upn_dns_string, NULL),
+                       0, "krb5_make_principal failed");
+       krb5_principal_set_type(ctx->smb_krb5_context->krb5_context,
+                               ctx->upn_dns, KRB5_NT_ENTERPRISE_PRINCIPAL);
+
+       upn_netbios_string = talloc_asprintf(ctx, "user@%s",
+                                        trusted_netbios_name);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->upn_netbios,
+                                           realm, upn_netbios_string, NULL),
+                       0, "krb5_make_principal failed");
+       krb5_principal_set_type(ctx->smb_krb5_context->krb5_context,
+                               ctx->upn_netbios, KRB5_NT_ENTERPRISE_PRINCIPAL);
+
+       k5ret = principal_from_credentials(ctx, credentials, ctx->smb_krb5_context,
+                                          &principal, &obtained,  &error_string);
+       torture_assert_int_equal(tctx, k5ret, 0, error_string);
+
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_init_creds_password(ctx->smb_krb5_context->krb5_context,
+                                            &ctx->my_creds, ctx->upn_realm,
+                                            "_none_", NULL, NULL, 0,
+                                            NULL, ctx->krb_options);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_init_creds_password(%s, canon) for failed: "
+                               "(%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u/%u,ok=%u]",
+                               upn_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.error_io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.error_io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->error.error_code, 68, assertion_message);
+       torture_assert(tctx, ctx->error.crealm != NULL, assertion_message);
+       torture_assert_str_equal(tctx, *ctx->error.crealm, trusted_realm_name, assertion_message);
+       torture_assert(tctx, ctx->error.cname == NULL, assertion_message);
+       torture_assert_str_equal(tctx, ctx->error.realm, realm, assertion_message);
+
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_init_creds_password(ctx->smb_krb5_context->krb5_context,
+                                            &ctx->my_creds, ctx->upn_dns,
+                                            "_none_", NULL, NULL, 0,
+                                            NULL, ctx->krb_options);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_init_creds_password(%s, canon) for failed: "
+                               "(%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u/%u,ok=%u]",
+                               upn_dns_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.error_io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.error_io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->error.error_code, 68, assertion_message);
+       torture_assert(tctx, ctx->error.crealm != NULL, assertion_message);
+       torture_assert_str_equal(tctx, *ctx->error.crealm, trusted_realm_name, assertion_message);
+       torture_assert(tctx, ctx->error.cname == NULL, assertion_message);
+       torture_assert_str_equal(tctx, ctx->error.realm, realm, assertion_message);
+
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_init_creds_password(ctx->smb_krb5_context->krb5_context,
+                                            &ctx->my_creds, ctx->upn_netbios,
+                                            "_none_", NULL, NULL, 0,
+                                            NULL, ctx->krb_options);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_init_creds_password(%s, canon) for failed: "
+                               "(%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u/%u,ok=%u]",
+                               upn_netbios_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.error_io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.error_io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->error.error_code, 68, assertion_message);
+       torture_assert(tctx, ctx->error.crealm != NULL, assertion_message);
+       torture_assert_str_equal(tctx, *ctx->error.crealm, trusted_realm_name, assertion_message);
+       torture_assert(tctx, ctx->error.cname == NULL, assertion_message);
+       torture_assert_str_equal(tctx, ctx->error.realm, realm, assertion_message);
+
+       torture_comment(tctx, "password[%s] old_password[%s]\n",
+                       password, old_password);
+       if (old_password != NULL) {
+               k5ret = krb5_get_init_creds_password(ctx->smb_krb5_context->krb5_context,
+                                                    &ctx->my_creds, principal,
+                                                    old_password, NULL, NULL, 0,
+                                                    NULL, ctx->krb_options);
+               torture_assert_int_equal(tctx, k5ret, KRB5KDC_ERR_PREAUTH_FAILED,
+                                        "preauth should fail with old password");
+       }
+
+       k5ret = krb5_get_init_creds_password(ctx->smb_krb5_context->krb5_context,
+                                            &ctx->my_creds, principal,
+                                            password, NULL, NULL, 0,
+                                            NULL, ctx->krb_options);
+       if (k5ret == KRB5KDC_ERR_PREAUTH_FAILED) {
+               TALLOC_FREE(ctx);
+               return false;
+       }
+
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_init_creds_password for failed: %s",
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       torture_assert_int_equal(tctx,
+                       krb5_get_creds_opt_alloc(ctx->smb_krb5_context->krb5_context,
+                                                &ctx->opt_canon),
+                       0, "krb5_get_creds_opt_alloc");
+
+       krb5_get_creds_opt_add_options(ctx->smb_krb5_context->krb5_context,
+                                      ctx->opt_canon,
+                                      KRB5_GC_CANONICALIZE);
+
+       krb5_get_creds_opt_add_options(ctx->smb_krb5_context->krb5_context,
+                                      ctx->opt_canon,
+                                      KRB5_GC_NO_STORE);
+
+       torture_assert_int_equal(tctx,
+                       krb5_get_creds_opt_alloc(ctx->smb_krb5_context->krb5_context,
+                                                &ctx->opt_nocanon),
+                       0, "krb5_get_creds_opt_alloc");
+
+       krb5_get_creds_opt_add_options(ctx->smb_krb5_context->krb5_context,
+                                      ctx->opt_nocanon,
+                                      KRB5_GC_NO_STORE);
+
+       krbtgt_cc_name = talloc_asprintf(ctx, "MEMORY:%p.krbtgt", ctx->smb_krb5_context);
+       torture_assert_int_equal(tctx,
+                       krb5_cc_resolve(ctx->smb_krb5_context->krb5_context,
+                                       krbtgt_cc_name,
+                                       &ctx->krbtgt_ccache),
+                       0, "krb5_cc_resolve failed");
+
+       torture_assert_int_equal(tctx,
+                       krb5_cc_initialize(ctx->smb_krb5_context->krb5_context,
+                                          ctx->krbtgt_ccache,
+                                          ctx->my_creds.client),
+                       0, "krb5_cc_initialize failed");
+
+       torture_assert_int_equal(tctx,
+                       krb5_cc_store_cred(ctx->smb_krb5_context->krb5_context,
+                                          ctx->krbtgt_ccache,
+                                          &ctx->my_creds),
+                       0, "krb5_cc_store_cred failed");
+
+       krbtgt_trust_realm_string = talloc_asprintf(ctx, "krbtgt/%s@%s",
+                                                   trusted_realm_name, realm);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->krbtgt_trust_realm,
+                                           realm, "krbtgt",
+                                           trusted_realm_name, NULL),
+                       0, "krb5_make_principal failed");
+
+       krbtgt_trust_dns_string = talloc_asprintf(ctx, "krbtgt/%s@%s",
+                                                 trusted_dns_name, realm);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->krbtgt_trust_dns,
+                                           realm, "krbtgt",
+                                           trusted_dns_name, NULL),
+                       0, "krb5_make_principal failed");
+
+       krbtgt_trust_netbios_string = talloc_asprintf(ctx, "krbtgt/%s@%s",
+                                                     trusted_netbios_name, realm);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->krbtgt_trust_netbios,
+                                           realm, "krbtgt",
+                                           trusted_netbios_name, NULL),
+                       0, "krb5_make_principal failed");
+
+       /* Confirm if we can do a TGS for krbtgt/trusted_realm */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_nocanon,
+                              ctx->krbtgt_ccache,
+                              ctx->krbtgt_trust_realm,
+                              &ctx->krbtgt_trust_realm_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s, canon) for failed: "
+                               "(%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 1, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_trust_realm_creds->server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_trust_realm_creds->server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Confirm if we have no referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, KRB5_CC_END, assertion_message);
+
+       /* Confirm if we can do a TGS for krbtgt/trusted_dns with CANON */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_canon,
+                              ctx->krbtgt_ccache,
+                              ctx->krbtgt_trust_dns,
+                              &ctx->krbtgt_trust_dns_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s, canon) for failed: "
+                               "(%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               krbtgt_trust_dns_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 1, assertion_message);
+
+       /* Confirm if we have the referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_referral_creds.server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_referral_creds.server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+       k5ret = decode_Ticket(ctx->krbtgt_referral_creds.ticket.data,
+                             ctx->krbtgt_referral_creds.ticket.length,
+                             &ctx->krbtgt_referral_ticket, NULL);
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+       if (kvno > 0) {
+               expected_kvno = kvno - 1;
+       }
+       if (ctx->krbtgt_referral_ticket.enc_part.kvno != NULL) {
+               t_kvno = *ctx->krbtgt_referral_ticket.enc_part.kvno;
+               assertion_message = talloc_asprintf(ctx,
+                               "krbtgt_referral_ticket(%s) kvno(%u) expected(%u) current(%u)",
+                               krbtgt_trust_realm_string,
+                               (unsigned)t_kvno, (unsigned)expected_kvno,(unsigned)kvno);
+               torture_comment(tctx, "%s\n", assertion_message);
+               torture_assert_int_not_equal(tctx, t_kvno, 0, assertion_message);
+       } else {
+               assertion_message = talloc_asprintf(ctx,
+                               "krbtgt_referral_ticket(%s) kvno(NULL) exptected(%u) current(%u)",
+                               krbtgt_trust_realm_string,
+                               (unsigned)expected_kvno,(unsigned)kvno);
+               torture_comment(tctx, "%s\n", assertion_message);
+       }
+       torture_assert_int_equal(tctx, t_kvno, expected_kvno, assertion_message);
+
+       if (old_nthash != NULL && expected_kvno != kvno) {
+               torture_comment(tctx, "old_nthash: %s\n", assertion_message);
+               k5ret = smb_krb5_keyblock_init_contents(ctx->smb_krb5_context->krb5_context,
+                                                       ENCTYPE_ARCFOUR_HMAC,
+                                                       old_nthash->hash,
+                                                       sizeof(old_nthash->hash),
+                                                       &ctx->krbtgt_referral_keyblock);
+               torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+       } else {
+               torture_comment(tctx, "nthash: %s\n", assertion_message);
+               k5ret = smb_krb5_keyblock_init_contents(ctx->smb_krb5_context->krb5_context,
+                                                       ENCTYPE_ARCFOUR_HMAC,
+                                                       nthash->hash,
+                                                       sizeof(nthash->hash),
+                                                       &ctx->krbtgt_referral_keyblock);
+               torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+       }
+       k5ret = krb5_decrypt_ticket(ctx->smb_krb5_context->krb5_context,
+                                   &ctx->krbtgt_referral_ticket,
+                                   &ctx->krbtgt_referral_keyblock,
+                                   &ctx->krbtgt_referral_enc_part,
+                                   0);
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       /* Delete the referral ticket from the cache */
+       k5ret = krb5_cc_remove_cred(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_ccache,
+                                   0,
+                                   &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_remove_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       /* Confirm if we can do a TGS for krbtgt/trusted_dns no CANON */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_nocanon,
+                              ctx->krbtgt_ccache,
+                              ctx->krbtgt_trust_dns,
+                              &ctx->krbtgt_trust_dns_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s, nocanon) for failed: "
+                               "(%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               krbtgt_trust_dns_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 2, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 2, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_trust_dns_creds->server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_trust_dns_creds->server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Confirm if we have the referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_referral_creds.server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_referral_creds.server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Delete the referral ticket from the cache */
+       k5ret = krb5_cc_remove_cred(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_ccache,
+                                   0,
+                                   &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_remove_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       /* Confirm if we can do a TGS for krbtgt/NETBIOS with CANON */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_canon,
+                              ctx->krbtgt_ccache,
+                              ctx->krbtgt_trust_netbios,
+                              &ctx->krbtgt_trust_netbios_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s, canon) for failed: "
+                               "(%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               krbtgt_trust_netbios_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 1, assertion_message);
+
+       /* Confirm if we have the referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_netbios_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_referral_creds.server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_referral_creds.server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Delete the referral ticket from the cache */
+       k5ret = krb5_cc_remove_cred(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_ccache,
+                                   0,
+                                   &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_remove_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       /* Confirm if we can do a TGS for krbtgt/NETBIOS no CANON */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_nocanon,
+                              ctx->krbtgt_ccache,
+                              ctx->krbtgt_trust_netbios,
+                              &ctx->krbtgt_trust_netbios_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s, nocanon) for failed: "
+                               "(%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               krbtgt_trust_netbios_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 2, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 2, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_trust_netbios_creds->server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_trust_netbios_creds->server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Confirm if we have the referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_referral_creds.server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_referral_creds.server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Delete the referral ticket from the cache */
+       k5ret = krb5_cc_remove_cred(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_ccache,
+                                   0,
+                                   &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_remove_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       cifs_trust_dns_string = talloc_asprintf(ctx, "cifs/%s@%s",
+                                               trusted_dns_name, realm);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->cifs_trust_dns,
+                                           realm, "cifs",
+                                           trusted_dns_name, NULL),
+                       0, "krb5_make_principal failed");
+
+       /* Confirm if we get krbtgt/trusted_realm back when asking for cifs/trusted_realm */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_canon,
+                              ctx->krbtgt_ccache,
+                              ctx->cifs_trust_dns,
+                              &ctx->cifs_trust_dns_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s) for failed: (%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               cifs_trust_dns_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 1, assertion_message);
+
+       /* Confirm if we have the referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_referral_creds.server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_referral_creds.server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Delete the referral ticket from the cache */
+       k5ret = krb5_cc_remove_cred(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_ccache,
+                                   0,
+                                   &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_remove_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       cifs_trust_netbios_string = talloc_asprintf(ctx, "cifs/%s@%s",
+                                               trusted_netbios_name, realm);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->cifs_trust_netbios,
+                                           realm, "cifs",
+                                           trusted_netbios_name, NULL),
+                       0, "krb5_make_principal failed");
+
+       /* Confirm if we get krbtgt/trusted_realm back when asking for cifs/trusted_realm */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_canon,
+                              ctx->krbtgt_ccache,
+                              ctx->cifs_trust_netbios,
+                              &ctx->cifs_trust_netbios_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s) for failed: (%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               cifs_trust_netbios_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 1, assertion_message);
+
+       /* Confirm if we have the referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_referral_creds.server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_referral_creds.server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Delete the referral ticket from the cache */
+       k5ret = krb5_cc_remove_cred(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_ccache,
+                                   0,
+                                   &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_remove_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       drs_trust_dns_string = talloc_asprintf(ctx,
+                       "E3514235-4B06-11D1-AB04-00C04FC2DCD2/%s/%s@%s",
+                       workstation, trusted_dns_name, realm);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->drs_trust_dns,
+                                           realm, "E3514235-4B06-11D1-AB04-00C04FC2DCD2",
+                                           workstation, trusted_dns_name, NULL),
+                       0, "krb5_make_principal failed");
+
+       /* Confirm if we get krbtgt/trusted_realm back when asking for a 3 part principal */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_canon,
+                              ctx->krbtgt_ccache,
+                              ctx->drs_trust_dns,
+                              &ctx->drs_trust_dns_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s) for failed: (%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               drs_trust_dns_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 1, assertion_message);
+
+       /* Confirm if we have the referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_referral_creds.server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_referral_creds.server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Delete the referral ticket from the cache */
+       k5ret = krb5_cc_remove_cred(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_ccache,
+                                   0,
+                                   &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_remove_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       drs_trust_netbios_string = talloc_asprintf(ctx,
+                       "E3514235-4B06-11D1-AB04-00C04FC2DCD2/%s/%s@%s",
+                       workstation, trusted_netbios_name, realm);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->drs_trust_netbios,
+                                           realm, "E3514235-4B06-11D1-AB04-00C04FC2DCD2",
+                                           workstation, trusted_netbios_name, NULL),
+                       0, "krb5_make_principal failed");
+
+       /* Confirm if we get krbtgt/trusted_realm back when asking for a 3 part principal */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_canon,
+                              ctx->krbtgt_ccache,
+                              ctx->drs_trust_netbios,
+                              &ctx->drs_trust_netbios_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s) for failed: (%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               drs_trust_netbios_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5_KDC_UNREACH, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.ok, 1, assertion_message);
+
+       /* Confirm if we have the referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       k5ok = krb5_principal_compare(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_referral_creds.server,
+                                     ctx->krbtgt_trust_realm);
+       torture_assert(tctx, k5ok, assertion_message);
+       type = krb5_principal_get_type(ctx->smb_krb5_context->krb5_context,
+                                      ctx->krbtgt_referral_creds.server);
+       torture_assert_int_equal(tctx, type, KRB5_NT_SRV_INST, assertion_message);
+
+       /* Delete the referral ticket from the cache */
+       k5ret = krb5_cc_remove_cred(ctx->smb_krb5_context->krb5_context,
+                                   ctx->krbtgt_ccache,
+                                   0,
+                                   &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_remove_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, 0, assertion_message);
+
+       four_trust_dns_string = talloc_asprintf(ctx, "four/tree/two/%s@%s",
+                                               trusted_dns_name, realm);
+       torture_assert_int_equal(tctx,
+                       krb5_make_principal(ctx->smb_krb5_context->krb5_context,
+                                           &ctx->four_trust_dns,
+                                           realm, "four", "tree", "two",
+                                           trusted_dns_name, NULL),
+                       0, "krb5_make_principal failed");
+
+       /* Confirm if we get an error back for a 4 part principal */
+       ZERO_STRUCT(ctx->counts);
+       k5ret = krb5_get_creds(ctx->smb_krb5_context->krb5_context,
+                              ctx->opt_canon,
+                              ctx->krbtgt_ccache,
+                              ctx->four_trust_dns,
+                              &ctx->four_trust_dns_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_get_creds(%s) for failed: (%d) %s; t[d=0x%x,t=0x%x,a=0x%x] [io=%u,error=%u,ok=%u]",
+                               four_trust_dns_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx),
+                               trusted->trust_direction,
+                               trusted->trust_type,
+                               trusted->trust_attributes,
+                               ctx->counts.io, ctx->counts.errors, ctx->counts.ok);
+       torture_assert_int_equal(tctx, k5ret, KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->counts.error_io, 1, assertion_message);
+       torture_assert_int_equal(tctx, ctx->error.error_code, 7, assertion_message);
+
+       /* Confirm if we have no referral ticket in the cache */
+       krb5_free_cred_contents(ctx->smb_krb5_context->krb5_context,
+                               &ctx->krbtgt_referral_creds);
+       k5ret = krb5_cc_retrieve_cred(ctx->smb_krb5_context->krb5_context,
+                                     ctx->krbtgt_ccache,
+                                     0,
+                                     ctx->krbtgt_trust_realm_creds,
+                                     &ctx->krbtgt_referral_creds);
+       assertion_message = talloc_asprintf(ctx,
+                               "krb5_cc_retrieve_cred(%s) for failed: (%d) %s",
+                               krbtgt_trust_realm_string,
+                               k5ret,
+                               smb_get_krb5_error_message(ctx->smb_krb5_context->krb5_context,
+                                                          k5ret, ctx));
+       torture_assert_int_equal(tctx, k5ret, KRB5_CC_END, assertion_message);
+
+       TALLOC_FREE(ctx);
+       return true;
+}
+
 static bool check_dom_trust_pw(struct dcerpc_pipe *p,
                               struct torture_context *tctx,
-                              const char *trusted_dom_name,
-                              const char *password)
+                              const char *our_netbios_name,
+                              const char *our_dns_name,
+                              enum netr_SchannelType secure_channel_type,
+                              const struct lsa_TrustDomainInfoInfoEx *trusted,
+                              const char *previous_password,
+                              const char *current_password,
+                              uint32_t current_version,
+                              const char *next_password,
+                              uint32_t next_version,
+                              bool expected_result)
 {
-       struct cli_credentials *credentials;
-       char *dummy;
+       struct cli_credentials *incoming_creds;
+       char *server_name = NULL;
+       char *account = NULL;
+       char *principal = NULL;
+       char *workstation = NULL;
        const char *binding = torture_setting_string(tctx, "binding", NULL);
+       const char *host = torture_setting_string(tctx, "host", NULL);
        struct dcerpc_binding *b2;
        struct netlogon_creds_CredentialState *creds;
+       struct samr_CryptPassword samr_crypt_password;
+       struct netr_CryptPassword netr_crypt_password;
+       struct netr_Authenticator req_auth;
+       struct netr_Authenticator rep_auth;
+       struct netr_ServerPasswordSet2 s;
        struct dcerpc_pipe *p2;
        NTSTATUS status;
        bool ok;
+       int rc;
+       const char *trusted_netbios_name = trusted->netbios_name.string;
+       const char *trusted_dns_name = trusted->domain_name.string;
+       struct tsocket_address *dest_addr;
+       struct cldap_socket *cldap;
+       struct cldap_netlogon cldap1;
+
+       incoming_creds = cli_credentials_init(tctx);
+       torture_assert(tctx, incoming_creds, "cli_credentials_init");
+
+       cli_credentials_set_domain(incoming_creds, our_netbios_name, CRED_SPECIFIED);
+       cli_credentials_set_realm(incoming_creds, our_dns_name, CRED_SPECIFIED);
+
+       if (secure_channel_type == SEC_CHAN_DNS_DOMAIN) {
+               account = talloc_asprintf(tctx, "%s.", trusted_dns_name);
+               torture_assert(tctx, account, __location__);
+
+               principal = talloc_asprintf(tctx, "%s$@%s",
+                                           trusted_netbios_name,
+                                           cli_credentials_get_realm(incoming_creds));
+               torture_assert(tctx, principal, __location__);
+
+               workstation = talloc_asprintf(tctx, "%sUP",
+                                             trusted_netbios_name);
+               torture_assert(tctx, workstation, __location__);
+       } else {
+               account = talloc_asprintf(tctx, "%s$", trusted_netbios_name);
+               torture_assert(tctx, account, __location__);
+
+               workstation = talloc_asprintf(tctx, "%sDOWN",
+                                             trusted_netbios_name);
+               torture_assert(tctx, workstation, __location__);
+       }
+
+       cli_credentials_set_username(incoming_creds, account, CRED_SPECIFIED);
+       if (principal != NULL) {
+               cli_credentials_set_principal(incoming_creds, principal,
+                                             CRED_SPECIFIED);
+       }
+       cli_credentials_set_kvno(incoming_creds, current_version);
+       cli_credentials_set_password(incoming_creds, current_password, CRED_SPECIFIED);
+       cli_credentials_set_old_password(incoming_creds, previous_password, CRED_SPECIFIED);
+       cli_credentials_set_workstation(incoming_creds, workstation, CRED_SPECIFIED);
+       cli_credentials_set_secure_channel_type(incoming_creds, secure_channel_type);
+
+       rc = tsocket_address_inet_from_strings(tctx, "ip",
+                                              host,
+                                              lpcfg_cldap_port(tctx->lp_ctx),
+                                              &dest_addr);
+       torture_assert_int_equal(tctx, rc, 0, "tsocket_address_inet_from_strings");
+
+       /* cldap_socket_init should now know about the dest. address */
+       status = cldap_socket_init(tctx, NULL, dest_addr, &cldap);
+       torture_assert_ntstatus_ok(tctx, status, "cldap_socket_init");
+
+       ZERO_STRUCT(cldap1);
+       cldap1.in.dest_address = NULL;
+       cldap1.in.dest_port = 0;
+       cldap1.in.version = NETLOGON_NT_VERSION_5 | NETLOGON_NT_VERSION_5EX;
+       cldap1.in.user = account;
+       if (secure_channel_type == SEC_CHAN_DNS_DOMAIN) {
+               cldap1.in.acct_control = ACB_AUTOLOCK;
+       } else {
+               cldap1.in.acct_control = ACB_DOMTRUST;
+       }
+       status = cldap_netlogon(cldap, tctx, &cldap1);
+       torture_assert_ntstatus_ok(tctx, status, "cldap_netlogon");
+       torture_assert_int_equal(tctx, cldap1.out.netlogon.ntver,
+                                NETLOGON_NT_VERSION_5EX,
+                                "ntver");
+       torture_assert_int_equal(tctx, cldap1.out.netlogon.data.nt5_ex.nt_version,
+                                NETLOGON_NT_VERSION_1 | NETLOGON_NT_VERSION_5EX,
+                                "nt_version");
+       torture_assert_int_equal(tctx, cldap1.out.netlogon.data.nt5_ex.command,
+                                LOGON_SAM_LOGON_RESPONSE_EX,
+                                "command");
+       torture_assert_str_equal(tctx, cldap1.out.netlogon.data.nt5_ex.user_name,
+                                cldap1.in.user,
+                                "user_name");
+       server_name = talloc_asprintf(tctx, "\\\\%s",
+                       cldap1.out.netlogon.data.nt5_ex.pdc_dns_name);
+       torture_assert(tctx, server_name, __location__);
 
-       credentials = cli_credentials_init(tctx);
-       if (credentials == NULL) {
-               return false;
+       status = dcerpc_parse_binding(tctx, binding, &b2);
+       torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
+
+       status = dcerpc_pipe_connect_b(tctx, &p2, b2,
+                                      &ndr_table_netlogon,
+                                      cli_credentials_init_anon(tctx),
+                                      tctx->ev, tctx->lp_ctx);
+       torture_assert_ntstatus_ok(tctx, status, "dcerpc_pipe_connect_b");
+
+       ok = check_pw_with_ServerAuthenticate3(p2, tctx,
+                                              NETLOGON_NEG_AUTH2_ADS_FLAGS,
+                                              server_name,
+                                              incoming_creds, &creds);
+       torture_assert_int_equal(tctx, ok, expected_result,
+                                "check_pw_with_ServerAuthenticate3");
+
+       if (trusted->trust_type != LSA_TRUST_TYPE_DOWNLEVEL) {
+               ok = check_pw_with_krb5(tctx, incoming_creds, trusted);
+               torture_assert_int_equal(tctx, ok, expected_result,
+                                        "check_pw_with_krb5");
        }
 
-       dummy = talloc_asprintf(tctx, "%s$", trusted_dom_name);
-       if (dummy == NULL) {
-               return false;
+       if (expected_result != true || next_password == NULL) {
+               TALLOC_FREE(p2);
+               return true;
        }
 
-       cli_credentials_set_username(credentials, dummy, CRED_SPECIFIED);
-       cli_credentials_set_password(credentials, password, CRED_SPECIFIED);
-       cli_credentials_set_workstation(credentials,
-                                       trusted_dom_name, CRED_SPECIFIED);
-       cli_credentials_set_secure_channel_type(credentials, SEC_CHAN_DOMAIN);
+       /*
+        * netr_ServerPasswordSet2
+        */
+       ok = encode_pw_buffer(samr_crypt_password.data,
+                             next_password, STR_UNICODE);
+       torture_assert(tctx, ok, "encode_pw_buffer");
 
-       status = dcerpc_parse_binding(tctx, binding, &b2);
-       torture_assert_ntstatus_ok(tctx, status, "Bad binding string");
+       if (next_version != 0) {
+               struct NL_PASSWORD_VERSION version;
+               uint32_t len = IVAL(samr_crypt_password.data, 512);
+               uint32_t ofs = 512 - len;
+               uint8_t *ptr;
+
+               ofs -= 12;
+
+               version.ReservedField = 0;
+               version.PasswordVersionNumber = next_version;
+               version.PasswordVersionPresent =
+                       NETLOGON_PASSWORD_VERSION_NUMBER_PRESENT;
+
+               ptr = samr_crypt_password.data + ofs;
+               SIVAL(ptr, 0, version.ReservedField);
+               SIVAL(ptr, 4, version.PasswordVersionNumber);
+               SIVAL(ptr, 8, version.PasswordVersionPresent);
+       }
+
+       netlogon_creds_client_authenticator(creds, &req_auth);
+       ZERO_STRUCT(rep_auth);
+
+       if (creds->negotiate_flags & NETLOGON_NEG_SUPPORTS_AES) {
+               netlogon_creds_aes_encrypt(creds,
+                                          samr_crypt_password.data,
+                                          516);
+       } else {
+               netlogon_creds_arcfour_crypt(creds,
+                                            samr_crypt_password.data,
+                                            516);
+       }
+
+       memcpy(netr_crypt_password.data,
+              samr_crypt_password.data, 512);
+       netr_crypt_password.length = IVAL(samr_crypt_password.data, 512);
 
+
+       s.in.server_name = server_name;
+       s.in.account_name = cli_credentials_get_username(incoming_creds);
+       s.in.secure_channel_type = cli_credentials_get_secure_channel_type(incoming_creds);
+       s.in.computer_name = cli_credentials_get_workstation(incoming_creds);
+       s.in.credential = &req_auth;
+       s.in.new_password = &netr_crypt_password;
+       s.out.return_authenticator = &rep_auth;
+       status = dcerpc_netr_ServerPasswordSet2_r(p2->binding_handle, tctx, &s);
+       torture_assert_ntstatus_ok(tctx, status, "failed to set password");
+
+       ok = netlogon_creds_client_check(creds, &rep_auth.cred);
+       torture_assert(tctx, ok, "netlogon_creds_client_check");
+
+       cli_credentials_set_kvno(incoming_creds, next_version);
+       cli_credentials_set_password(incoming_creds, next_password, CRED_SPECIFIED);
+       cli_credentials_set_old_password(incoming_creds, current_password, CRED_SPECIFIED);
+
+       TALLOC_FREE(p2);
        status = dcerpc_pipe_connect_b(tctx, &p2, b2,
                                       &ndr_table_netlogon,
                                       cli_credentials_init_anon(tctx),
                                       tctx->ev, tctx->lp_ctx);
-       if (!NT_STATUS_IS_OK(status)) {
-               torture_comment(tctx, "dcerpc_pipe_connect_b failed.\n");
-               return false;
-       }
+       torture_assert_ntstatus_ok(tctx, status, "dcerpc_pipe_connect_b");
 
        ok = check_pw_with_ServerAuthenticate3(p2, tctx,
                                               NETLOGON_NEG_AUTH2_ADS_FLAGS,
-                                              credentials, &creds);
-       talloc_free(p2);
+                                              server_name,
+                                              incoming_creds, &creds);
+       torture_assert(tctx, ok, "check_pw_with_ServerAuthenticate3 with changed password");
 
-       return ok;
+       if (trusted->trust_type != LSA_TRUST_TYPE_DOWNLEVEL) {
+               ok = check_pw_with_krb5(tctx, incoming_creds, trusted);
+               torture_assert(tctx, ok, "check_pw_with_krb5 with changed password");
+       }
+
+       TALLOC_FREE(p2);
+       return true;
 }
 
 static bool test_CreateTrustedDomainEx_common(struct dcerpc_pipe *p,
@@ -2846,6 +4334,8 @@ static bool test_CreateTrustedDomainEx_common(struct dcerpc_pipe *p,
 {
        NTSTATUS status;
        bool ret = true;
+       struct lsa_QueryInfoPolicy2 p2;
+       union lsa_PolicyInformation *our_info = NULL;
        struct lsa_CreateTrustedDomainEx r;
        struct lsa_CreateTrustedDomainEx2 r2;
        struct lsa_TrustDomainInfoInfoEx trustinfo;
@@ -2859,6 +4349,13 @@ static bool test_CreateTrustedDomainEx_common(struct dcerpc_pipe *p,
        int i;
        struct dcerpc_binding_handle *b = p->binding_handle;
        const char *id;
+       const char *incoming_v00 = TRUSTPW "InV00";
+       const char *incoming_v0 = TRUSTPW "InV0";
+       const char *incoming_v1 = TRUSTPW "InV1";
+       const char *incoming_v2 = TRUSTPW "InV2";
+       const char *incoming_v40 = TRUSTPW "InV40";
+       const char *outgoing_v00 = TRUSTPW "OutV00";
+       const char *outgoing_v0 = TRUSTPW "OutV0";
 
        if (ex2_call) {
                torture_comment(tctx, "\nTesting CreateTrustedDomainEx2 for %d domains\n", num_trusts);
@@ -2877,10 +4374,23 @@ static bool test_CreateTrustedDomainEx_common(struct dcerpc_pipe *p,
                return false;
        }
 
+       ZERO_STRUCT(p2);
+       p2.in.handle = handle;
+       p2.in.level = LSA_POLICY_INFO_DNS;
+       p2.out.info = &our_info;
+
+       torture_assert_ntstatus_ok(tctx,
+                               dcerpc_lsa_QueryInfoPolicy2_r(b, tctx, &p2),
+                               "lsa_QueryInfoPolicy2 failed");
+       torture_assert_ntstatus_ok(tctx, p2.out.result,
+                               "lsa_QueryInfoPolicy2 failed");
+       torture_assert(tctx, our_info != NULL, "lsa_QueryInfoPolicy2 our_info");
+
        for (i=0; i< num_trusts; i++) {
-               char *trust_name = talloc_asprintf(tctx, "torturedom%s%02d", id, i);
-               char *trust_name_dns = talloc_asprintf(tctx, "torturedom%s%02d.samba.example.com", id, i);
+               char *trust_name = talloc_asprintf(tctx, "TORTURE%s%02d", id, i);
+               char *trust_name_dns = talloc_asprintf(tctx, "torturedom%s%02d.samba._none_.example.com", id, i);
                char *trust_sid = talloc_asprintf(tctx, "S-1-5-21-97398-379795-%s%02d", id, i);
+               bool ok;
 
                domsid[i] = dom_sid_parse_talloc(tctx, trust_sid);
 
@@ -2902,12 +4412,18 @@ static bool test_CreateTrustedDomainEx_common(struct dcerpc_pipe *p,
 
                trustinfo.trust_attributes = LSA_TRUST_ATTRIBUTE_USES_RC4_ENCRYPTION;
 
-               if (!gen_authinfo_internal(tctx, TRUSTPW, session_key, &authinfo_internal)) {
+               ok = gen_authinfo_internal(tctx, incoming_v00, incoming_v0,
+                                 outgoing_v00, outgoing_v0,
+                                 session_key, &authinfo_internal);
+               if (!ok) {
                        torture_comment(tctx, "gen_authinfo_internal failed");
                        ret = false;
                }
 
-               if (!gen_authinfo(tctx, TRUSTPW, &authinfo)) {
+               ok = gen_authinfo(tctx, incoming_v00, incoming_v0,
+                                 outgoing_v00, outgoing_v0,
+                                 &authinfo);
+               if (!ok) {
                        torture_comment(tctx, "gen_authinfonfo failed");
                        ret = false;
                }
@@ -2969,14 +4485,56 @@ static bool test_CreateTrustedDomainEx_common(struct dcerpc_pipe *p,
                                        torture_comment(tctx, "skipping CreateTrustedDomainEx trusted domain auth tests against samba4\n");
 
                                } else {
-                                       if (check_dom_trust_pw(p, tctx, trust_name,
-                                                               "x" TRUSTPW "x")) {
+                                       ok = check_dom_trust_pw(p, tctx,
+                                                               our_info->dns.name.string,
+                                                               our_info->dns.dns_domain.string,
+                                                               SEC_CHAN_DOMAIN,
+                                                               &trustinfo,
+                                                               NULL,
+                                                               "x" TRUSTPW "x", 0,
+                                                               NULL, 0,
+                                                               false);
+                                       if (!ok) {
                                                torture_comment(tctx, "Password check passed unexpectedly\n");
                                                ret = false;
                                        }
-                                       if (!check_dom_trust_pw(p, tctx, trust_name,
-                                                               TRUSTPW)) {
-                                               torture_comment(tctx, "Password check failed\n");
+                                       ok = check_dom_trust_pw(p, tctx,
+                                                               our_info->dns.name.string,
+                                                               our_info->dns.dns_domain.string,
+                                                               SEC_CHAN_DOMAIN,
+                                                               &trustinfo,
+                                                               incoming_v00,
+                                                               incoming_v0, 0,
+                                                               incoming_v1, 1,
+                                                               true);
+                                       if (!ok) {
+                                               torture_comment(tctx, "Password check failed (SEC_CHAN_DOMAIN)\n");
+                                               ret = false;
+                                       }
+                                       ok = check_dom_trust_pw(p, tctx,
+                                                               our_info->dns.name.string,
+                                                               our_info->dns.dns_domain.string,
+                                                               SEC_CHAN_DNS_DOMAIN,
+                                                               &trustinfo,
+                                                               incoming_v0,
+                                                               incoming_v1, 1,
+                                                               incoming_v2, 2,
+                                                               true);
+                                       if (!ok) {
+                                               torture_comment(tctx, "Password check failed v2 (SEC_CHAN_DNS_DOMAIN)\n");
+                                               ret = false;
+                                       }
+                                       ok = check_dom_trust_pw(p, tctx,
+                                                               our_info->dns.name.string,
+                                                               our_info->dns.dns_domain.string,
+                                                               SEC_CHAN_DNS_DOMAIN,
+                                                               &trustinfo,
+                                                               incoming_v1,
+                                                               incoming_v2, 2,
+                                                               incoming_v40, 40,
+                                                               true);
+                                       if (!ok) {
+                                               torture_comment(tctx, "Password check failed v4 (SEC_CHAN_DNS_DOMAIN)\n");
                                                ret = false;
                                        }
                                }
@@ -2994,6 +4552,11 @@ static bool test_CreateTrustedDomainEx_common(struct dcerpc_pipe *p,
                                torture_comment(tctx, "QueryTrustedDomainInfo level 1 failed to return an info pointer\n");
                                ret = false;
                        } else {
+                               if (strcmp(info->info_ex.domain_name.string, trustinfo.domain_name.string) != 0) {
+                                       torture_comment(tctx, "QueryTrustedDomainInfo returned inconsistent long name: %s != %s\n",
+                                              info->info_ex.domain_name.string, trustinfo.domain_name.string);
+                                       ret = false;
+                               }
                                if (strcmp(info->info_ex.netbios_name.string, trustinfo.netbios_name.string) != 0) {
                                        torture_comment(tctx, "QueryTrustedDomainInfo returned inconsistent short name: %s != %s\n",
                                               info->info_ex.netbios_name.string, trustinfo.netbios_name.string);