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authorNeels Hofmeyr <neels@hofmeyr.de>2018-03-12 23:59:07 +0100
committerNeels Hofmeyr <neels@hofmeyr.de>2018-03-13 00:11:34 +0100
commitbaf58f9d00363fbc660b68cded297079556f59d5 (patch)
tree2309976c3f7c3cc9150b7c9fa6ff9b58fbdb0edd
parent4c1b217b6d6cfd91a0f0d93fb8d8a7fc20bede33 (diff)
fix conn fsm tear down after call failureneels/os2779
Check whether the conn is done with all requests after each transaction is freed. Change-Id: I46ff2e9b09b67e4e0d79cccf8c04936f17281fcb
-rw-r--r--include/osmocom/msc/osmo_msc.h2
-rw-r--r--src/libmsc/osmo_msc.c2
-rw-r--r--src/libmsc/subscr_conn.c7
-rw-r--r--src/libmsc/transaction.c8
-rw-r--r--tests/msc_vlr/msc_vlr_test_call.c81
-rw-r--r--tests/msc_vlr/msc_vlr_test_call.err338
-rw-r--r--tests/msc_vlr/msc_vlr_test_reject_concurrency.err2
7 files changed, 435 insertions, 5 deletions
diff --git a/include/osmocom/msc/osmo_msc.h b/include/osmocom/msc/osmo_msc.h
index 70e3818..773cc2a 100644
--- a/include/osmocom/msc/osmo_msc.h
+++ b/include/osmocom/msc/osmo_msc.h
@@ -110,4 +110,6 @@ void _msc_subscr_conn_put(struct gsm_subscriber_connection *conn,
void msc_stop_paging(struct vlr_subscr *vsub);
+void subscr_conn_bump(struct gsm_subscriber_connection *conn);
+
#endif
diff --git a/src/libmsc/osmo_msc.c b/src/libmsc/osmo_msc.c
index f6df0d2..fd67bff 100644
--- a/src/libmsc/osmo_msc.c
+++ b/src/libmsc/osmo_msc.c
@@ -47,7 +47,7 @@ void msc_sapi_n_reject(struct gsm_subscriber_connection *conn, int dlci)
gsm411_sapi_n_reject(conn);
}
-static void subscr_conn_bump(struct gsm_subscriber_connection *conn)
+void subscr_conn_bump(struct gsm_subscriber_connection *conn)
{
if (!conn)
return;
diff --git a/src/libmsc/subscr_conn.c b/src/libmsc/subscr_conn.c
index 512f512..40ebd4d 100644
--- a/src/libmsc/subscr_conn.c
+++ b/src/libmsc/subscr_conn.c
@@ -370,8 +370,11 @@ bool msc_subscr_conn_is_accepted(const struct gsm_subscriber_connection *conn)
void msc_subscr_conn_communicating(struct gsm_subscriber_connection *conn)
{
OSMO_ASSERT(conn);
- osmo_fsm_inst_dispatch(conn->conn_fsm, SUBSCR_CONN_E_COMMUNICATING,
- NULL);
+ /* This function is called to indicate that *some* communication is happening with the phone.
+ * Late in the process, that may be a Release Confirm and the FSM and conn are already in
+ * teardown. No need to signal SUBSCR_CONN_E_COMMUNICATING then. */
+ if (conn->conn_fsm)
+ osmo_fsm_inst_dispatch(conn->conn_fsm, SUBSCR_CONN_E_COMMUNICATING, NULL);
}
void msc_subscr_conn_init(void)
diff --git a/src/libmsc/transaction.c b/src/libmsc/transaction.c
index f500326..e0c4575 100644
--- a/src/libmsc/transaction.c
+++ b/src/libmsc/transaction.c
@@ -117,6 +117,7 @@ struct gsm_trans *trans_alloc(struct gsm_network *net,
void trans_free(struct gsm_trans *trans)
{
enum msc_subscr_conn_use conn_usage_token = MSC_CONN_USE_UNTRACKED;
+ struct gsm_subscriber_connection *conn;
switch (trans->protocol) {
case GSM48_PDISC_CC:
@@ -144,8 +145,15 @@ void trans_free(struct gsm_trans *trans)
if (trans->conn)
msc_subscr_conn_put(trans->conn, conn_usage_token);
+ conn = trans->conn;
trans->conn = NULL;
talloc_free(trans);
+
+ /* trans_free() should always happen while the conn_fsm is still around. */
+ OSMO_ASSERT(conn->conn_fsm);
+
+ /* Ask the conn_fsm whether all transactions are done, and to close the conn if so. */
+ subscr_conn_bump(conn);
}
/*! allocate an unused transaction ID for the given subscriber
diff --git a/tests/msc_vlr/msc_vlr_test_call.c b/tests/msc_vlr/msc_vlr_test_call.c
index 42d55bf..ebf65ab 100644
--- a/tests/msc_vlr/msc_vlr_test_call.c
+++ b/tests/msc_vlr/msc_vlr_test_call.c
@@ -334,8 +334,89 @@ static void test_call_mt()
comment_end();
}
+static void test_call_mo_to_unknown()
+{
+ struct gsm_mncc mncc = {
+ .imsi = IMSI,
+ };
+
+ comment_start();
+
+ fake_time_start();
+
+ standard_lu();
+
+ BTW("after a while, a new conn sends a CM Service Request. VLR responds with Auth Req, 2nd auth vector");
+ auth_request_sent = false;
+ auth_request_expect_rand = "c187a53a5e6b9d573cac7c74451fd46d";
+ auth_request_expect_autn = "1843a645b98d00005b2d666af46c45d9";
+ cm_service_result_sent = RES_NONE;
+ ms_sends_msg("052478"
+ "03575886" /* classmark 2 */
+ "089910070000106005" /* IMSI */);
+ OSMO_ASSERT(g_conn);
+ OSMO_ASSERT(g_conn->conn_fsm);
+ OSMO_ASSERT(g_conn->vsub);
+ VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d");
+ VERBOSE_ASSERT(auth_request_sent, == true, "%d");
+
+ btw("needs auth, not yet accepted");
+ EXPECT_ACCEPTED(false);
+
+ /* On UTRAN */
+ btw("MS sends Authen Response, VLR accepts and sends SecurityModeControl");
+ expect_security_mode_ctrl(NULL, "1159ec926a50e98c034a6b7d7c9f418d");
+ ms_sends_msg("0554" "7db47cf7" "2104" "f81e4dc7"); /* 2nd vector's res, s.a. */
+ VERBOSE_ASSERT(security_mode_ctrl_sent, == true, "%d");
+ VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d");
+
+ btw("MS sends SecurityModeControl acceptance, VLR accepts; above Ciphering is an implicit CM Service Accept");
+ ms_sends_security_mode_complete();
+ VERBOSE_ASSERT(cm_service_result_sent, == RES_NONE, "%d");
+
+ BTW("a call is initiated");
+
+ btw("SETUP gets forwarded to MNCC");
+ cc_to_mncc_expect_tx(IMSI, MNCC_SETUP_IND);
+ ms_sends_msg("0385" /* CC, seq = 2 -> 0x80 | CC Setup = 0x5 */
+ "0406600402000581" /* Bearer Capability */
+ "5e038121f3" /* Called Number BCD */
+ "15020100" /* CC Capabilities */
+ "4008" /* Supported Codec List */
+ "04026000" /* UMTS: AMR 2 | AMR */
+ "00021f00" /* GSM: HR AMR | FR AMR | GSM EFR | GSM HR | GSM FR */
+ );
+ OSMO_ASSERT(cc_to_mncc_tx_confirmed);
+ mncc.callref = cc_to_mncc_tx_got_callref;
+
+ btw("MNCC says that's fine");
+ dtap_expect_tx("8302" /* CC: Call Proceeding */);
+ mncc_sends_to_cc(MNCC_CALL_PROC_REQ, &mncc);
+ OSMO_ASSERT(dtap_tx_confirmed);
+
+ btw("But the other side's MSISDN could not be resolved, MNCC tells us to cancel");
+ dtap_expect_tx("832d" /* CC: Release Request */);
+ mncc_sends_to_cc(MNCC_REL_REQ, &mncc);
+
+ dtap_expect_tx("832d" /* CC: Release Request */);
+ fake_time_passes(10, 23);
+
+ expect_iu_release();
+ cc_to_mncc_expect_tx("", MNCC_REL_CNF);
+ ms_sends_msg("036a" /* CC: Release Complete */);
+ OSMO_ASSERT(cc_to_mncc_tx_confirmed);
+ OSMO_ASSERT(iu_release_sent);
+ OSMO_ASSERT(cc_to_mncc_tx_confirmed);
+
+ EXPECT_CONN_COUNT(0);
+ clear_vlr();
+ comment_end();
+}
+
+
msc_vlr_test_func_t msc_vlr_tests[] = {
test_call_mo,
test_call_mt,
+ test_call_mo_to_unknown,
NULL
};
diff --git a/tests/msc_vlr/msc_vlr_test_call.err b/tests/msc_vlr/msc_vlr_test_call.err
index d13e4c2..9c21f1d 100644
--- a/tests/msc_vlr/msc_vlr_test_call.err
+++ b/tests/msc_vlr/msc_vlr_test_call.err
@@ -349,7 +349,6 @@ DCC Sending 'MNCC_REL_CNF' to MNCC.
DCC (ti 08 sub MSISDN:42342) new state RELEASE_REQ -> NULL
DREF VLR subscr MSISDN:42342 usage decreases to: 2
DREF MSISDN:42342: MSC conn use - trans_cc == 2 (0x6)
-DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: bump: releasing conn
DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASED
@@ -732,7 +731,6 @@ DCC Sending 'MNCC_REL_CNF' to MNCC.
DCC (ti 00 sub MSISDN:42342) new state RELEASE_REQ -> NULL
DREF VLR subscr MSISDN:42342 usage decreases to: 2
DREF MSISDN:42342: MSC conn use - trans_cc == 2 (0x6)
-DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: bump: releasing conn
DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASED
@@ -756,6 +754,342 @@ DREF freeing VLR subscr MSISDN:42342
full talloc report on 'msgb' (total 0 bytes in 1 blocks)
talloc_total_blocks(tall_bsc_ctx) == 7
+===== test_call_mo_to_unknown
+- Total time passed: 0.000000 s
+- Location Update request causes a GSUP Send Auth Info request to HLR
+ MSC <--RAN_UTRAN_IU-- MS: GSM48_MT_MM_LOC_UPD_REQUEST
+ new conn
+DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
+DRLL Dispatching 04.08 message GSM48_MT_MM_LOC_UPD_REQUEST (0x5:0x8)
+DREF unknown: MSC conn use + fsm == 2 (0x5)
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_INIT}: Allocated
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
+DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000010650 type=NORMAL
+DMM LU/new-LAC: 23/23
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_IDLE}: Allocated
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_IDLE}: is child of Subscr_Conn(901700000010650)
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_IDLE}: rev=R99 net=UTRAN Auth+Ciph
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_IDLE}: Received Event VLR_ULA_E_UPDATE_LA
+DREF VLR subscr unknown usage increases to: 1
+DVLR set IMSI on subscriber; IMSI=901700000010650 id=901700000010650
+DVLR New subscr, IMSI: 901700000010650
+DREF VLR subscr IMSI:901700000010650 usage increases to: 2
+DREF VLR subscr IMSI:901700000010650 usage decreases to: 1
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_IDLE}: vlr_loc_upd_node1()
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_IDLE}: state_chg to VLR_ULA_S_WAIT_AUTH
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH}: Allocated
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH}: is child of vlr_lu_fsm(901700000010650)
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
+DVLR GSUP tx: 08010809710000000156f0
+GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000000156f0
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
+DMM IMSI:901700000010650: bump: conn still being established (SUBSCR_CONN_S_NEW)
+DREF IMSI:901700000010650: MSC conn use - compl_l3 == 1 (0x4)
+ lu_result_sent == 0
+- from HLR, rx _SEND_AUTH_INFO_RESULT; VLR sends Auth Req to MS
+<-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: 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
+DVLR GSUP rx 511: 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
+DREF VLR subscr IMSI:901700000010650 usage increases to: 2
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: Received Event VLR_AUTH_E_HLR_SAI_ACK
+DVLR SUBSCR(IMSI:901700000010650) Received 5 auth tuples
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: state_chg to VLR_SUB_AS_WAIT_RESP
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=0 -- will use UMTS AKA (is_r99=yes, at->vec.auth_types=0x3)
+- sending UMTS Auth Request for IMSI:901700000010650: tuple use_count=1 key_seq=0 auth_types=0x3 and...
+- ...rand=39fa2f4e3d523d8619a73b4f65c3e14d
+- ...autn=8704f5ba55f30000d2ee44b22c8ea919
+- ...expecting res=e229c19e791f2e41
+DREF VLR subscr IMSI:901700000010650 usage decreases to: 1
+<-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: vlr_gsupc_read_cb() returns 0
+ auth_request_sent == 1
+ lu_result_sent == 0
+- MS sends Authen Response, VLR accepts and sends SecurityModeControl
+ MSC <--RAN_UTRAN_IU-- MS: GSM48_MT_MM_AUTH_RESP
+DREF IMSI:901700000010650: MSC conn use + dtap == 2 (0x6)
+DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
+DMM IMSI:901700000010650: MM UMTS AUTHENTICATION RESPONSE (res = e229c19e791f2e41)
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
+DVLR SUBSCR(IMSI:901700000010650) AUTH on UTRAN received RES: e229c19e791f2e41 (8 bytes)
+DVLR SUBSCR(IMSI:901700000010650) AUTH established UMTS security context
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_AUTHENTICATED}: Removing from parent vlr_lu_fsm(901700000010650)
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_AUTHENTICATED}: Deallocated
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_AUTH}: Received Event VLR_ULA_E_AUTH_RES
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_AUTH}: vlr_loc_upd_post_auth()
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_AUTH}: Set Ciphering Mode
+DMM -> SECURITY MODE CONTROL IMSI:901700000010650
+- sending SecurityModeControl for UE ctx 42 send_ck=0 new_key=1
+- ...ik=27497388b6cb044648f396aa155b95ef
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
+DMM IMSI:901700000010650: bump: conn still being established (SUBSCR_CONN_S_NEW)
+DREF IMSI:901700000010650: MSC conn use - dtap == 1 (0x4)
+ security_mode_ctrl_sent == 1
+ lu_result_sent == 0
+- MS sends SecurityModeControl acceptance, VLR accepts and sends GSUP LU Req to HLR
+DMM <- SECURITY MODE COMPLETE IMSI:901700000010650
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_CIPH}: Received Event VLR_ULA_E_CIPH_RES
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_post_ciph()
+DIUCS IMSI:901700000010650: tx CommonID 901700000010650
+- Iu Common ID --RAN_UTRAN_IU--> MS (IMSI=901700000010650)
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_node_4()
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_CIPH}: state_chg to VLR_ULA_S_WAIT_HLR_UPD
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_INIT}: Allocated
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_INIT}: is child of vlr_lu_fsm(901700000010650)
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_INIT}: Received Event UPD_HLR_VLR_E_START
+DVLR GSUP tx: 04010809710000000156f0
+GSUP --> HLR: OSMO_GSUP_MSGT_UPDATE_LOCATION_REQUEST: 04010809710000000156f0
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_INIT}: state_chg to UPD_HLR_VLR_S_WAIT_FOR_DATA
+ gsup_tx_confirmed == 1
+ lu_result_sent == 0
+- HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT
+<-- GSUP rx OSMO_GSUP_MSGT_INSERT_DATA_REQUEST: 10010809710000000156f00804032443f2
+DVLR GSUP rx 17: 10010809710000000156f00804032443f2
+DREF VLR subscr IMSI:901700000010650 usage increases to: 2
+DVLR IMSI:901700000010650 has MSISDN:42342
+DVLR SUBSCR(MSISDN:42342) VLR: update for IMSI=901700000010650 (MSISDN=42342, used=2)
+DVLR GSUP tx: 12010809710000000156f0
+GSUP --> HLR: OSMO_GSUP_MSGT_INSERT_DATA_RESULT: 12010809710000000156f0
+DREF VLR subscr MSISDN:42342 usage decreases to: 1
+<-- GSUP rx OSMO_GSUP_MSGT_INSERT_DATA_REQUEST: vlr_gsupc_read_cb() returns 0
+ lu_result_sent == 0
+- HLR also sends GSUP _UPDATE_LOCATION_RESULT
+<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: 06010809710000000156f0
+DVLR GSUP rx 11: 06010809710000000156f0
+DREF VLR subscr MSISDN:42342 usage increases to: 2
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_HLR_LU_RES
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_WAIT_FOR_DATA}: Received Event UPD_HLR_VLR_E_UPD_LOC_ACK
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_WAIT_FOR_DATA}: state_chg to UPD_HLR_VLR_S_DONE
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000010650)
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_DONE}: Freeing instance
+DVLR upd_hlr_vlr_fsm(901700000010650){UPD_HLR_VLR_S_DONE}: Deallocated
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_UPD_HLR_COMPL
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_HLR_UPD}: state_chg to VLR_ULA_S_WAIT_LU_COMPL
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_INIT}: Allocated
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_INIT}: is child of vlr_lu_fsm(901700000010650)
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_INIT}: Received Event LU_COMPL_VLR_E_START
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_INIT}: state_chg to LU_COMPL_VLR_S_WAIT_SUB_PRES
+DVLR sub_pres_vlr_fsm(901700000010650){SUB_PRES_VLR_S_INIT}: Allocated
+DVLR sub_pres_vlr_fsm(901700000010650){SUB_PRES_VLR_S_INIT}: is child of lu_compl_vlr_fsm(901700000010650)
+DVLR sub_pres_vlr_fsm(901700000010650){SUB_PRES_VLR_S_INIT}: Received Event SUB_PRES_VLR_E_START
+DVLR sub_pres_vlr_fsm(901700000010650){SUB_PRES_VLR_S_INIT}: state_chg to SUB_PRES_VLR_S_DONE
+DVLR sub_pres_vlr_fsm(901700000010650){SUB_PRES_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DVLR sub_pres_vlr_fsm(901700000010650){SUB_PRES_VLR_S_DONE}: Removing from parent lu_compl_vlr_fsm(901700000010650)
+DVLR sub_pres_vlr_fsm(901700000010650){SUB_PRES_VLR_S_DONE}: Freeing instance
+DVLR sub_pres_vlr_fsm(901700000010650){SUB_PRES_VLR_S_DONE}: Deallocated
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_WAIT_SUB_PRES}: Received Event LU_COMPL_VLR_E_SUB_PRES_COMPL
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_WAIT_SUB_PRES}: lu_compl_vlr_new_tmsi()
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_WAIT_SUB_PRES}: state_chg to LU_COMPL_VLR_S_WAIT_TMSI_CNF
+- sending LU Accept for MSISDN:42342, with TMSI 0x03020100
+DREF VLR subscr MSISDN:42342 usage decreases to: 1
+<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
+ lu_result_sent == 1
+- a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl
+ llist_count(&net->subscr_conns) == 1
+msc_subscr_conn_is_accepted() == false
+- MS sends TMSI Realloc Complete
+ MSC <--RAN_UTRAN_IU-- MS: GSM48_MT_MM_TMSI_REALL_COMPL
+DREF MSISDN:42342: MSC conn use + dtap == 2 (0x6)
+DRLL Dispatching 04.08 message GSM48_MT_MM_TMSI_REALL_COMPL (0x5:0x1b)
+DMM TMSI Reallocation Completed. Subscriber: MSISDN:42342
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_NEW_TMSI_ACK
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_WAIT_TMSI_CNF}: Received Event LU_COMPL_VLR_E_NEW_TMSI_ACK
+DREF VLR subscr MSISDN:42342 usage increases to: 2
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_WAIT_TMSI_CNF}: state_chg to LU_COMPL_VLR_S_DONE
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_LU_COMPL_SUCCESS
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000010650)
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_DONE}: Freeing instance
+DVLR lu_compl_vlr_fsm(901700000010650){LU_COMPL_VLR_S_DONE}: Deallocated
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_LU
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_ACCEPTED}: bump: releasing conn
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASED
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(901700000010650)
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_DONE}: Freeing instance
+DVLR vlr_lu_fsm(901700000010650){VLR_ULA_S_DONE}: Deallocated
+DMM msc_subscr_conn_close(vsub=MSISDN:42342, cause=2): no conn fsm, releasing directly without release event.
+- Iu Release --RAN_UTRAN_IU--> MS
+DREF MSISDN:42342: MSC conn use - fsm == 1 (0x2)
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_RELEASED}: Freeing instance
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_RELEASED}: Deallocated
+DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0)
+DRLL subscr MSISDN:42342: Freeing subscriber connection
+DREF VLR subscr MSISDN:42342 usage decreases to: 1
+ iu_release_sent == 1
+- LU was successful, and the conn has already been closed
+ llist_count(&net->subscr_conns) == 0
+DREF VLR subscr MSISDN:42342 usage increases to: 2
+ vsub != NULL == 1
+ strcmp(vsub->imsi, IMSI) == 0
+ vsub->lac == 23
+DREF VLR subscr MSISDN:42342 usage decreases to: 1
+---
+- after a while, a new conn sends a CM Service Request. VLR responds with Auth Req, 2nd auth vector
+ MSC <--RAN_UTRAN_IU-- MS: GSM48_MT_MM_CM_SERV_REQ
+ new conn
+DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
+DRLL Dispatching 04.08 message GSM48_MT_MM_CM_SERV_REQ (0x5:0x24)
+DMM <- CM SERVICE REQUEST serv_type=0x08 MI(IMSI)=901700000010650
+DREF unknown: MSC conn use + fsm == 2 (0x5)
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_INIT}: Allocated
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_INIT}: Allocated
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_INIT}: is child of Subscr_Conn(901700000010650)
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_INIT}: rev=R99 net=UTRAN Auth+Ciph
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
+DREF VLR subscr MSISDN:42342 usage increases to: 2
+DREF VLR subscr MSISDN:42342 usage increases to: 3
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_INIT}: proc_arq_vlr_fn_post_imsi()
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_INIT}: state_chg to PR_ARQ_S_WAIT_AUTH
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH}: Allocated
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH}: is child of Process_Access_Request_VLR(901700000010650)
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_WAIT_RESP
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=1 -- will use UMTS AKA (is_r99=yes, at->vec.auth_types=0x3)
+- sending UMTS Auth Request for MSISDN:42342: tuple use_count=1 key_seq=1 auth_types=0x3 and...
+- ...rand=c187a53a5e6b9d573cac7c74451fd46d
+- ...autn=1843a645b98d00005b2d666af46c45d9
+- ...expecting res=7db47cf7f81e4dc7
+DREF VLR subscr MSISDN:42342 usage decreases to: 2
+DMM MSISDN:42342: bump: conn still being established (SUBSCR_CONN_S_NEW)
+DREF MSISDN:42342: MSC conn use - compl_l3 == 1 (0x4)
+ cm_service_result_sent == 0
+ auth_request_sent == 1
+- needs auth, not yet accepted
+msc_subscr_conn_is_accepted() == false
+- MS sends Authen Response, VLR accepts and sends SecurityModeControl
+ MSC <--RAN_UTRAN_IU-- MS: GSM48_MT_MM_AUTH_RESP
+DREF MSISDN:42342: MSC conn use + dtap == 2 (0x6)
+DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
+DMM MSISDN:42342: MM UMTS AUTHENTICATION RESPONSE (res = 7db47cf7f81e4dc7)
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
+DVLR SUBSCR(MSISDN:42342) AUTH on UTRAN received RES: 7db47cf7f81e4dc7 (8 bytes)
+DVLR SUBSCR(MSISDN:42342) AUTH established UMTS security context
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_AUTHENTICATED}: Removing from parent Process_Access_Request_VLR(901700000010650)
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
+DVLR VLR_Authenticate(901700000010650){VLR_SUB_AS_AUTHENTICATED}: Deallocated
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_AUTH}: Received Event PR_ARQ_E_AUTH_RES
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_AUTH}: got VLR_AUTH_RES_PASSED
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_AUTH}: _proc_arq_vlr_node2()
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_AUTH}: Set Ciphering Mode
+DMM -> SECURITY MODE CONTROL MSISDN:42342
+- sending SecurityModeControl for UE ctx 42 send_ck=0 new_key=1
+- ...ik=1159ec926a50e98c034a6b7d7c9f418d
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
+DMM MSISDN:42342: bump: conn still being established (SUBSCR_CONN_S_NEW)
+DREF MSISDN:42342: MSC conn use - dtap == 1 (0x4)
+ security_mode_ctrl_sent == 1
+ cm_service_result_sent == 0
+- MS sends SecurityModeControl acceptance, VLR accepts; above Ciphering is an implicit CM Service Accept
+DMM <- SECURITY MODE COMPLETE MSISDN:42342
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_CIPH}: Received Event PR_ARQ_E_CIPH_RES
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_ciph()
+DIUCS MSISDN:42342: tx CommonID 901700000010650
+- Iu Common ID --RAN_UTRAN_IU--> MS (IMSI=901700000010650)
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_vlr()
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_pres()
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_trace()
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_imei()
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(VLR_PR_ARQ_RES_PASSED)
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_DONE}: Process Access Request result: VLR_PR_ARQ_RES_PASSED
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_CM_SERVICE_REQ
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_ACCEPTED}: received_cm_service_request = true
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_ACCEPTED}: bump: still awaiting first request after a CM Service Request
+ cm_service_result_sent == 0
+---
+- a call is initiated
+- SETUP gets forwarded to MNCC
+ MSC <--RAN_UTRAN_IU-- MS: GSM48_MT_CC_SETUP
+DREF MSISDN:42342: MSC conn use + dtap == 2 (0x6)
+DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
+DCC Unknown transaction ID 8, creating new trans.
+DCC (ti 08 sub MSISDN:42342 callref 80000002) New transaction
+DREF VLR subscr MSISDN:42342 usage increases to: 3
+DREF MSISDN:42342: MSC conn use + trans_cc == 3 (0xe)
+DMM MSISDN:42342: rx msg GSM48_MT_CC_SETUP: received_cm_service_request changes to false
+DCC (ti 08 sub MSISDN:42342) new state NULL -> INITIATED
+DCC Subscriber MSISDN:42342 (42342) sends SETUP to 123
+DMNCC transmit message MNCC_SETUP_IND
+DCC Sending 'MNCC_SETUP_IND' to MNCC.
+ MSC --> MNCC: callref 0x80000002: MNCC_SETUP_IND
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: bump: connection still has active transaction: CC
+DREF MSISDN:42342: MSC conn use - dtap == 2 (0xc)
+- MNCC says that's fine
+DMNCC receive message MNCC_CALL_PROC_REQ
+DCC (ti 08 sub 42342) Received 'MNCC_CALL_PROC_REQ' from MNCC in state 1 (INITIATED)
+DCC (ti 08 sub MSISDN:42342) new state INITIATED -> MO_CALL_PROC
+DMSC msc_tx 2 bytes to MSISDN:42342 via RAN_UTRAN_IU
+- DTAP --RAN_UTRAN_IU--> MS: GSM48_MT_CC_CALL_PROC: 8302
+- DTAP matches expected message
+ MS <--Call Assignment-- MSC: subscr=MSISDN:42342 callref=0x80000002
+- But the other side's MSISDN could not be resolved, MNCC tells us to cancel
+DMNCC receive message MNCC_REL_REQ
+DCC (ti 08 sub 42342) Received 'MNCC_REL_REQ' from MNCC in state 3 (MO_CALL_PROC)
+DCC starting timer T308 with 10 seconds
+DCC (ti 08 sub MSISDN:42342) new state MO_CALL_PROC -> RELEASE_REQ
+DMSC msc_tx 2 bytes to MSISDN:42342 via RAN_UTRAN_IU
+- DTAP --RAN_UTRAN_IU--> MS: GSM48_MT_CC_RELEASE: 832d
+- DTAP matches expected message
+- Total time passed: 10.000023 s
+DCC starting timer T308 with 10 seconds
+DMSC msc_tx 2 bytes to MSISDN:42342 via RAN_UTRAN_IU
+- DTAP --RAN_UTRAN_IU--> MS: GSM48_MT_CC_RELEASE: 832d
+- DTAP matches expected message
+ MSC <--RAN_UTRAN_IU-- MS: GSM48_MT_CC_RELEASE_COMPL
+DREF MSISDN:42342: MSC conn use + dtap == 3 (0xe)
+DRLL Dispatching 04.08 message GSM48_MT_CC_RELEASE_COMPL (0x3:0x2a)
+DCC stopping pending timer T308
+DMNCC transmit message MNCC_REL_CNF
+DCC Sending 'MNCC_REL_CNF' to MNCC.
+ MSC --> MNCC: callref 0x80000002: MNCC_REL_CNF
+ MS <--Call Release-- MSC: subscr=MSISDN:42342 callref=0x0
+DCC (ti 08 sub MSISDN:42342) new state RELEASE_REQ -> NULL
+DREF VLR subscr MSISDN:42342 usage decreases to: 2
+DREF MSISDN:42342: MSC conn use - trans_cc == 2 (0x6)
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: bump: releasing conn
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASED
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(901700000010650)
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_DONE}: Freeing instance
+DVLR Process_Access_Request_VLR(901700000010650){PR_ARQ_S_DONE}: Deallocated
+DMM msc_subscr_conn_close(vsub=MSISDN:42342, cause=2): no conn fsm, releasing directly without release event.
+- Iu Release --RAN_UTRAN_IU--> MS
+DREF MSISDN:42342: MSC conn use - fsm == 1 (0x2)
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_RELEASED}: Freeing instance
+DMM Subscr_Conn(901700000010650){SUBSCR_CONN_S_RELEASED}: Deallocated
+DREF MSISDN:42342: MSC conn use - dtap == 0 (0x0)
+DRLL subscr MSISDN:42342: Freeing subscriber connection
+DREF VLR subscr MSISDN:42342 usage decreases to: 1
+ llist_count(&net->subscr_conns) == 0
+DREF freeing VLR subscr MSISDN:42342
+===== test_call_mo_to_unknown: SUCCESS
+
+full talloc report on 'msgb' (total 0 bytes in 1 blocks)
+talloc_total_blocks(tall_bsc_ctx) == 7
+
full talloc report on 'msgb' (total 0 bytes in 1 blocks)
talloc_total_blocks(tall_bsc_ctx) == 7
diff --git a/tests/msc_vlr/msc_vlr_test_reject_concurrency.err b/tests/msc_vlr/msc_vlr_test_reject_concurrency.err
index 8e07154..01d9591 100644
--- a/tests/msc_vlr/msc_vlr_test_reject_concurrency.err
+++ b/tests/msc_vlr/msc_vlr_test_reject_concurrency.err
@@ -1560,6 +1560,8 @@ DREF VLR subscr MSISDN:46071 usage decreases to: 2
DREF MSISDN:46071: MSC conn use - trans_sms == 2 (0x6)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: bump: still awaiting first request after a CM Service Request
+DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
+DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: bump: still awaiting first request after a CM Service Request
DREF MSISDN:46071: MSC conn use - dtap == 1 (0x4)
dtap_tx_confirmed == 1
- SMS is done