Osmocom Open Build Service

Changes of Revision 795

commit_783b1dc26f9b0b28ffbd567d221258e9ca736c93.txt Deleted

commit_93319c1a8e90704a604569f0e8d117b4008cd97d.txt Added

open5gs_2.7.6.4908.783b.dsc -> open5gs_2.7.6.4909.9331.dsc Changed

@@ -2,7 +2,7 @@
 Source: open5gs
 Binary: open5gs-common, open5gs-mme, open5gs-sgwc, open5gs-smf, open5gs-amf, open5gs-sgwu, open5gs-upf, open5gs-hss, open5gs-pcrf, open5gs-nrf, open5gs-scp, open5gs-sepp, open5gs-ausf, open5gs-udm, open5gs-pcf, open5gs-nssf, open5gs-bsf, open5gs-udr, open5gs, open5gs-dbg
 Architecture: any
-Version: 2.7.6.4908.783b
+Version: 2.7.6.4909.9331
 Maintainer: Harald Welte <laforge@gnumonks.org>
 Uploaders: Sukchan Lee <acetcom@gmail.com>
 Homepage: https://open5gs.org
@@ -32,8 +32,8 @@
  open5gs-udr deb net optional arch=any
  open5gs-upf deb net optional arch=any
 Checksums-Sha1:
- e477cc142713cf6e45ae69f4a1ff167745bdb988 15131540 open5gs_2.7.6.4908.783b.tar.xz
+ 55b65a485ed0aca995797d33b94bb9f50d8ffbea 15131428 open5gs_2.7.6.4909.9331.tar.xz
 Checksums-Sha256:
- 6d4c7941d9eecd2f665cfed1b1ac8b888bea44af6ed86901242b76632de7cac0 15131540 open5gs_2.7.6.4908.783b.tar.xz
+ a91cd09ebe3bc3fd19bd393e790734281d7d77e988023355c2602761b9e9ed15 15131428 open5gs_2.7.6.4909.9331.tar.xz
 Files:
- b61ee5b3daf54ca0f22f6836288db2eb 15131540 open5gs_2.7.6.4908.783b.tar.xz
+ ed35a69e5a95944d463916d5f4a2c4b9 15131428 open5gs_2.7.6.4909.9331.tar.xz

open5gs_2.7.6.4908.783b.tar.xz/.tarball-version -> open5gs_2.7.6.4909.9331.tar.xz/.tarball-version Changed

open5gs_2.7.6.4908.783b.tar.xz/debian/changelog -> open5gs_2.7.6.4909.9331.tar.xz/debian/changelog Changed

open5gs_2.7.6.4908.783b.tar.xz/docs/_pages/docs.md -> open5gs_2.7.6.4909.9331.tar.xz/docs/_pages/docs.md Changed

@@ -72,7 +72,8 @@
   - Select UPF based on S-NSSAI(https://github.com/s5uishida/open5gs_5gc_ueransim_snssai_upf_sample_config)
   - SCP Indirect communication Model C(https://github.com/s5uishida/open5gs_5gc_ueransim_scp_model_c_sample_config)
   - Monitoring Metrics with Prometheus(https://github.com/s5uishida/open5gs_5gc_ueransim_metrics_sample_config)
-  - Frame Routing(https://github.com/s5uishida/open5gs_5gc_ueransim_framed_routing_sample_config)
+  - Frame Routing with Open5GS UPF(https://github.com/s5uishida/open5gs_5gc_ueransim_framed_routing_sample_config)
+  - Frame Routing with OAI-CN5G-UPF(https://github.com/s5uishida/open5gs_5gc_ueransim_oai_upf_framed_routing_sample_config)
   - VPP-UPF with DPDK(https://github.com/s5uishida/open5gs_5gc_ueransim_vpp_upf_dpdk_sample_config)
   - UERANSIM with eUPF(eBPF/XDP UPF)(https://github.com/s5uishida/open5gs_5gc_ueransim_eupf_sample_config)
   - srsRAN with eUPF(eBPF/XDP UPF)(https://github.com/s5uishida/open5gs_epc_srsran_eupf_sample_config)

open5gs_2.7.6.4908.783b.tar.xz/src/mme/mme-context.c -> open5gs_2.7.6.4909.9331.tar.xz/src/mme/mme-context.c Changed

@@ -4063,6 +4063,25 @@
     sgw_ue_t *sgw_ue = NULL, *old_sgw_ue = NULL;
     ogs_assert(mme_ue && imsi_bcd);
 
+    /*
+     * Issues: #4357
+     *
+     * Remove the old IMSI hash entry BEFORE overwriting mme_ue->imsi.
+     *
+     * Previously, the hash removal at the end of this function used
+     * mme_ue->imsi AFTER it had already been overwritten with the new IMSI,
+     * so the OLD IMSI entry was never actually removed from the hash table.
+     *
+     * This caused a dangling pointer: the old IMSI key still pointed to
+     * this mme_ue_t, and after mme_ue_remove() freed the object (with
+     * mme_ue_fsm_fini()), a subsequent lookup by the old IMSI would return
+     * a context with an invalid FSM state, leading to ogs_assert_if_reached()
+     * in mme_state_operational().
+     */
+    if (mme_ue->imsi_len != 0)
+        ogs_hash_set(mme_self()->imsi_ue_hash,
+                mme_ue->imsi, mme_ue->imsi_len, NULL);
+
     ogs_cpystrn(mme_ue->imsi_bcd, imsi_bcd, OGS_MAX_IMSI_BCD_LEN+1);
     ogs_bcd_to_buffer(mme_ue->imsi_bcd, mme_ue->imsi, &mme_ue->imsi_len);
 
@@ -4134,10 +4153,8 @@
         }
     }
 
-    if (mme_ue->imsi_len != 0)
-        ogs_hash_set(mme_self()->imsi_ue_hash,
-                mme_ue->imsi, mme_ue->imsi_len, NULL);
-
+    /* Register new IMSI in hash.
+     * Old IMSI hash entry was already removed at the top of this function. */
     ogs_hash_set(self.imsi_ue_hash, mme_ue->imsi, mme_ue->imsi_len, mme_ue);
 
     mme_ue->hssmap = mme_hssmap_find_by_imsi_bcd(mme_ue->imsi_bcd);

open5gs_2.7.6.4908.783b.tar.xz/tests/attach/crash-test.c -> open5gs_2.7.6.4909.9331.tar.xz/tests/attach/crash-test.c Changed

@@ -442,6 +442,375 @@
     testenb_s1ap_close(s1ap);
 }
 
+#if 0
+static void test6_issues4357_func(abts_case *tc, void *data)
+{
+    int rv;
+    ogs_socknode_t *s1ap;
+    ogs_socknode_t *gtpu;
+    ogs_pkbuf_t *emmbuf;
+    ogs_pkbuf_t *esmbuf;
+    ogs_pkbuf_t *sendbuf;
+    ogs_pkbuf_t *recvbuf;
+    ogs_s1ap_message_t message;
+
+    ogs_nas_5gs_mobile_identity_suci_t mobile_identity_suci;
+    test_ue_t *test_ue = NULL;
+    test_sess_t *sess = NULL;
+    test_bearer_t *bearer = NULL;
+
+    uint32_t enb_ue_s1ap_id;
+    uint64_t mme_ue_s1ap_id;
+
+    bson_t *doc = NULL;
+
+    /* Setup Test UE & Session Context */
+    memset(&mobile_identity_suci, 0, sizeof(mobile_identity_suci));
+
+    mobile_identity_suci.h.supi_format = OGS_NAS_5GS_SUPI_FORMAT_IMSI;
+    mobile_identity_suci.h.type = OGS_NAS_5GS_MOBILE_IDENTITY_SUCI;
+    mobile_identity_suci.routing_indicator1 = 0;
+    mobile_identity_suci.routing_indicator2 = 0xf;
+    mobile_identity_suci.routing_indicator3 = 0xf;
+    mobile_identity_suci.routing_indicator4 = 0xf;
+    mobile_identity_suci.protection_scheme_id = OGS_PROTECTION_SCHEME_NULL;
+    mobile_identity_suci.home_network_pki_value = 0;
+
+    test_ue = test_ue_add_by_suci(&mobile_identity_suci, "0000000010");
+    ogs_assert(test_ue);
+
+    test_ue->e_cgi.cell_id = 0x1079baf0;
+    test_ue->nas.ksi = OGS_NAS_KSI_NO_KEY_IS_AVAILABLE;
+    test_ue->nas.value = OGS_NAS_ATTACH_TYPE_COMBINED_EPS_IMSI_ATTACH;
+
+    test_ue->k_string = "465b5ce8b199b49faa5f0a2ee238a6bc";
+    test_ue->opc_string = "e8ed289deba952e4283b54e88e6183ca";
+
+    sess = test_sess_add_by_apn(test_ue, "internet", OGS_GTP2_RAT_TYPE_EUTRAN);
+    ogs_assert(sess);
+
+    /* eNB connects to MME */
+    s1ap = tests1ap_client(AF_INET);
+    ABTS_PTR_NOTNULL(tc, s1ap);
+
+    /* eNB connects to SGW */
+    gtpu = test_gtpu_server(1, AF_INET);
+    ABTS_PTR_NOTNULL(tc, gtpu);
+
+    /* Send S1-Setup Reqeust */
+    sendbuf = test_s1ap_build_s1_setup_request(
+            S1AP_ENB_ID_PR_macroENB_ID, 0x54f64);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive S1-Setup Response */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(NULL, recvbuf);
+
+    /********** Insert Subscriber in Database */
+    doc = test_db_new_simple(test_ue);
+    ABTS_PTR_NOTNULL(tc, doc);
+    ABTS_INT_EQUAL(tc, OGS_OK, test_db_insert_ue(test_ue, doc));
+
+    /* Send Attach Request */
+    memset(&sess->pdn_connectivity_param,
+            0, sizeof(sess->pdn_connectivity_param));
+    sess->pdn_connectivity_param.eit = 1;
+    sess->pdn_connectivity_param.request_type =
+        OGS_NAS_EPS_REQUEST_TYPE_INITIAL;
+    esmbuf = testesm_build_pdn_connectivity_request(
+            sess, false, OGS_NAS_EPS_PDN_TYPE_IPV4V6);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+
+    memset(&test_ue->attach_request_param,
+            0, sizeof(test_ue->attach_request_param));
+    test_ue->attach_request_param.drx_parameter = 1;
+    test_ue->attach_request_param.ms_network_capability = 1;
+    test_ue->attach_request_param.tmsi_status = 1;
+    test_ue->attach_request_param.mobile_station_classmark_2 = 1;
+    test_ue->attach_request_param.ue_usage_setting = 1;
+    emmbuf = testemm_build_attach_request(test_ue, esmbuf, true, false);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+
+    memset(&test_ue->initial_ue_param, 0, sizeof(test_ue->initial_ue_param));
+    sendbuf = test_s1ap_build_initial_ue_message(
+            test_ue, emmbuf, S1AP_RRC_Establishment_Cause_mo_Signalling, false);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Authentication Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send Authentication response */
+    emmbuf = testemm_build_authentication_response(test_ue);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Security mode Command */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send Security mode complete */
+    test_ue->mobile_identity_imeisv_presence = true;
+    emmbuf = testemm_build_security_mode_complete(test_ue);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive ESM Information Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send ESM Information Response */
+    sess->esm_information_param.epco = 1;
+    esmbuf = testesm_build_esm_information_response(sess);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, esmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Initial Context Setup Request +
+     * Attach Accept +
+     * Activate Default Bearer Context Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send UE Capability Info Indication */
+    sendbuf = tests1ap_build_ue_radio_capability_info_indication(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Send Initial Context Setup Response */
+    sendbuf = test_s1ap_build_initial_context_setup_response(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Send Attach Complete + Activate default EPS bearer cotext accept */
+    test_ue->nr_cgi.cell_id = 0x1234502;
+    bearer = test_bearer_find_by_ue_ebi(test_ue, 5);
+    ogs_assert(bearer);
+    esmbuf = testesm_build_activate_default_eps_bearer_context_accept(
+            bearer, false);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+    emmbuf = testemm_build_attach_complete(test_ue, esmbuf);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive EMM information */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send Attach Request - INVALID IMSI */
+    sess->pti = 1;
+    test_ue->mobile_identity_imsi.odd_even = 0;
+
+    memset(&sess->pdn_connectivity_param,
+            0, sizeof(sess->pdn_connectivity_param));
+    sess->pdn_connectivity_param.request_type =
+        OGS_NAS_EPS_REQUEST_TYPE_INITIAL;
+    esmbuf = testesm_build_pdn_connectivity_request(
+            sess, false, OGS_NAS_EPS_PDN_TYPE_IPV4V6);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+
+    memset(&test_ue->attach_request_param,
+            0, sizeof(test_ue->attach_request_param));
+    emmbuf = testemm_build_attach_request(test_ue, esmbuf, true, true);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Attach Reject */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Receive UE Context Release Command */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send UE Context Release Complete */
+    sendbuf = test_s1ap_build_ue_context_release_complete(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Send Attach Request - Valid IMSI */
+    sess->pti = 1;
+    test_ue->mobile_identity_imsi.odd_even = 1;
+
+    memset(&sess->pdn_connectivity_param,
+            0, sizeof(sess->pdn_connectivity_param));
+    sess->pdn_connectivity_param.request_type =
+        OGS_NAS_EPS_REQUEST_TYPE_INITIAL;
+    esmbuf = testesm_build_pdn_connectivity_request(
+            sess, false, OGS_NAS_EPS_PDN_TYPE_IPV4V6);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+
+    memset(&test_ue->attach_request_param,
+            0, sizeof(test_ue->attach_request_param));
+    emmbuf = testemm_build_attach_request(test_ue, esmbuf, false, false);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+
+    memset(&test_ue->initial_ue_param, 0, sizeof(test_ue->initial_ue_param));
+    sendbuf = test_s1ap_build_initial_ue_message(
+            test_ue, emmbuf, S1AP_RRC_Establishment_Cause_mo_Signalling, false);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Authentication Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send Authentication response */
+    emmbuf = testemm_build_authentication_response(test_ue);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Security mode Command */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send Security mode complete */
+    test_ue->mobile_identity_imeisv_presence = true;
+    emmbuf = testemm_build_security_mode_complete(test_ue);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive ESM Information Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send ESM Information Response */
+    sess->esm_information_param.epco = 1;
+    esmbuf = testesm_build_esm_information_response(sess);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, esmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive Initial Context Setup Request +
+     * Attach Accept +
+     * Activate Default Bearer Context Request */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send UE Capability Info Indication */
+    sendbuf = tests1ap_build_ue_radio_capability_info_indication(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Send Initial Context Setup Response */
+    sendbuf = test_s1ap_build_initial_context_setup_response(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Send Attach Complete + Activate default EPS bearer cotext accept */
+    test_ue->nr_cgi.cell_id = 0x1234502;
+    bearer = test_bearer_find_by_ue_ebi(test_ue, 5);
+    ogs_assert(bearer);
+    esmbuf = testesm_build_activate_default_eps_bearer_context_accept(
+            bearer, false);
+    ABTS_PTR_NOTNULL(tc, esmbuf);
+    emmbuf = testemm_build_attach_complete(test_ue, esmbuf);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive EMM information */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send Detach Request */
+    emmbuf = testemm_build_detach_request(test_ue, 1, true, false);
+    ABTS_PTR_NOTNULL(tc, emmbuf);
+    sendbuf = test_s1ap_build_initial_ue_message(
+            test_ue, emmbuf, S1AP_RRC_Establishment_Cause_mo_Signalling, true);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    /* Receive OLD UE Context Release Command */
+    enb_ue_s1ap_id = test_ue->enb_ue_s1ap_id;
+
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send OLD UE Context Release Complete */
+    sendbuf = test_s1ap_build_ue_context_release_complete(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    test_ue->enb_ue_s1ap_id = enb_ue_s1ap_id;
+
+    /* Receive UE Context Release Command */
+    recvbuf = testenb_s1ap_read(s1ap);
+    ABTS_PTR_NOTNULL(tc, recvbuf);
+    tests1ap_recv(test_ue, recvbuf);
+
+    /* Send UE Context Release Complete */
+    sendbuf = test_s1ap_build_ue_context_release_complete(test_ue);
+    ABTS_PTR_NOTNULL(tc, sendbuf);
+    rv = testenb_s1ap_send(s1ap, sendbuf);
+    ABTS_INT_EQUAL(tc, OGS_OK, rv);
+
+    ogs_msleep(300);
+
+    /********** Remove Subscriber in Database */
+    ABTS_INT_EQUAL(tc, OGS_OK, test_db_remove_ue(test_ue));
+
+    /* eNB disonncect from MME */
+    testenb_s1ap_close(s1ap);
+
+    /* eNB disonncect from SGW */
+    test_gtpu_close(gtpu);
+
+    test_ue_remove(test_ue);
+}
+#endif
+
 abts_suite *test_crash(abts_suite *suite)
 {
     suite = ADD_SUITE(suite)
@@ -484,6 +853,9 @@
 #endif
 
     abts_run_test(suite, test5_func, NULL);
+#if 0 /* Commenting to suppress error messages */
+    abts_run_test(suite, test6_issues4357_func, NULL);
+#endif
 
     return suite;
 }