===== test_ciph
- Location Update request causes a GSUP Send Auth Info request to HLR
  MSC <--RAN_GERAN_A-- 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(901700000004620){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
DMM LU/new-LAC: 1/23
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: Allocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
DVLR vlr_lu_fsm(901700000004620){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=901700000004620 id=901700000004620
DVLR New subscr, IMSI: 901700000004620
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: vlr_loc_upd_node1()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: state_chg to VLR_ULA_S_WAIT_AUTH
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: is child of vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR GSUP tx: 08010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: 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: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DVLR GSUP rx 191: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: Received Event VLR_AUTH_E_HLR_SAI_ACK
DVLR SUBSCR(IMSI:901700000004620) Received 5 auth tuples
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=0
- sending GSM Auth Request for IMSI:901700000004620: tuple use_count=1 key_seq=0 auth_types=0x1 and...
- ...rand=585df1ae287f6e273dce07090d61320b
- ...expecting sres=2d8b2c3e
DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
<-- GSUP rx OSMO_GSUP_MSGT_SEND_AUTH_INFO_RESULT: vlr_gsupc_read_cb() returns 0
  lu_result_sent == 0
  auth_request_sent == 1
- MS sends Authen Response, VLR accepts and sends Ciphering Mode Command to MS
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF IMSI:901700000004620: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM IMSI:901700000004620: MM GSM AUTHENTICATION RESPONSE (sres = 2d8b2c3e)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(IMSI:901700000004620) received res: 2d 8b 2c 3e 
DVLR SUBSCR(IMSI:901700000004620) AUTH established GSM security context
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Received Event VLR_ULA_E_AUTH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: vlr_loc_upd_post_auth()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for IMSI:901700000004620: cipher=VLR_CIPH_A5_1 kc=61855fb81fc2a800 retrieve_imeisv=0
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: MSC conn use - dtap == 1 (0x4)
  lu_result_sent == 0
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: SMS:0x01
  lu_result_sent == 0
- MS sends Ciphering Mode Complete, VLR accepts and sends GSUP LU Req to HLR
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR IMSI:901700000004620: CIPHERING MODE COMPLETE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: Received Event VLR_ULA_E_CIPH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_post_ciph()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_node_4()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: state_chg to VLR_ULA_S_WAIT_HLR_UPD
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Allocated
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Received Event UPD_HLR_VLR_E_START
DVLR GSUP tx: 04010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_UPDATE_LOCATION_REQUEST: 04010809710000004026f0
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: state_chg to UPD_HLR_VLR_S_WAIT_FOR_DATA
  lu_result_sent == 0
- HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT
<-- GSUP rx OSMO_GSUP_MSGT_INSERT_DATA_REQUEST: 10010809710000004026f00804036470f1
DVLR GSUP rx 17: 10010809710000004026f00804036470f1
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR IMSI:901700000004620 has MSISDN:46071
DVLR SUBSCR(MSISDN:46071) VLR: update for IMSI=901700000004620 (MSISDN=46071, used=2)
DVLR GSUP tx: 12010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_INSERT_DATA_RESULT: 12010809710000004026f0
DREF VLR subscr MSISDN:46071 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: 06010809710000004026f0
DVLR GSUP rx 11: 06010809710000004026f0
DREF VLR subscr MSISDN:46071 usage increases to: 2
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_HLR_LU_RES
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: Received Event UPD_HLR_VLR_E_UPD_LOC_ACK
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: state_chg to UPD_HLR_VLR_S_DONE
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Freeing instance
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_UPD_HLR_COMPL
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: state_chg to VLR_ULA_S_WAIT_LU_COMPL
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Allocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Received Event LU_COMPL_VLR_E_START
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: state_chg to LU_COMPL_VLR_S_WAIT_SUB_PRES
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Allocated
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: is child of lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Received Event SUB_PRES_VLR_E_START
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: state_chg to SUB_PRES_VLR_S_DONE
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Removing from parent lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Freeing instance
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Deallocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: Received Event LU_COMPL_VLR_E_SUB_PRES_COMPL
- sending LU Accept for MSISDN:46071
DREF VLR subscr MSISDN:46071 usage increases to: 3
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: state_chg to LU_COMPL_VLR_S_DONE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_LU_COMPL_SUCCESS
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_LU
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: bump: releasing conn
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Freeing instance
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 2
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF VLR subscr MSISDN:46071 usage decreases to: 1
<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
  bssap_clear_sent == 1
- LU was successful, and the conn has already been closed
  lu_result_sent == 1
  llist_count(&net->subscr_conns) == 0
---
- after a while, a new conn sends a CM Service Request. VLR responds with Auth Req, 2nd auth vector
  MSC <--RAN_GERAN_A-- 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)=901700000004620
DREF unknown: MSC conn use + fsm == 2 (0x5)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: Allocated
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: is child of Subscr_Conn(901700000004620)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
DREF VLR subscr MSISDN:46071 usage increases to: 2
DREF VLR subscr MSISDN:46071 usage increases to: 3
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: proc_arq_vlr_fn_post_imsi()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: state_chg to PR_ARQ_S_WAIT_AUTH
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: is child of Process_Access_Request_VLR(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=1
- sending GSM Auth Request for MSISDN:46071: tuple use_count=1 key_seq=1 auth_types=0x1 and...
- ...rand=12aca96fb4ffdea5c985cbafa9b6e18b
- ...expecting sres=20bde240
DREF VLR subscr MSISDN:46071 usage decreases to: 2
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - compl_l3 == 1 (0x4)
  auth_request_sent == 1
  cm_service_result_sent == 0
- needs auth, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS sends Authen Response, VLR accepts and requests Ciphering
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF MSISDN:46071: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM MSISDN:46071: MM GSM AUTHENTICATION RESPONSE (sres = 20bde240)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(MSISDN:46071) received res: 20 bd e2 40 
DVLR SUBSCR(MSISDN:46071) AUTH established GSM security context
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Removing from parent Process_Access_Request_VLR(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: Received Event PR_ARQ_E_AUTH_RES
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: got VLR_AUTH_RES_PASSED
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: _proc_arq_vlr_node2()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for MSISDN:46071: cipher=VLR_CIPH_A5_1 kc=07fa7502e07e1c00 retrieve_imeisv=0
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - dtap == 1 (0x4)
  cm_service_result_sent == 0
  cipher_mode_cmd_sent == 1
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS sends Ciphering Mode Complete, VLR accepts; above Ciphering is an implicit CM Service Accept
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR MSISDN:46071: CIPHERING MODE COMPLETE
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: Received Event PR_ARQ_E_CIPH_RES
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_ciph()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_vlr()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_pres()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_trace()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_imei()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(VLR_PR_ARQ_RES_PASSED)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Process Access Request result: VLR_PR_ARQ_RES_PASSED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_CM_SERVICE_REQ
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: received_cm_service_request = true
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: bump: still awaiting first request after a CM Service Request
  cm_service_result_sent == 0
- a USSD request is serviced
  expecting USSD:
  Your extension is 46071
  MSC <--RAN_GERAN_A-- MS: NCSS:0x3b
DREF MSISDN:46071: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message NCSS:0x3b (0xb:0x3b)
DMM MSISDN:46071: rx msg NCSS:0x3b: received_cm_service_request changes to false
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
DMM USSD: Own number requested
DMM MSISDN:46071: MSISDN = 46071
DMSC msc_tx 43 bytes to MSISDN:46071 via RAN_GERAN_A
- DTAP --RAN_GERAN_A--> MS: NCSS:0x2a: 8b2a1c27a225020100302002013b301b04010f0416d9775d0e2ae3e965f73cfd7683d27310cd06bbc51a0d
- DTAP matches expected message
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: bump: releasing conn
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(901700000004620)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Freeing instance
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 1 (0x2)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 1
  bssap_clear_sent == 1
- all requests serviced, conn has been released
  llist_count(&net->subscr_conns) == 0
---
- an SMS is sent, MS is paged
DREF VLR subscr MSISDN:46071 usage increases to: 2
  llist_count(&vsub->cs.requests) == 0
DREF VLR subscr MSISDN:46071 usage increases to: 3
DMM Subscriber MSISDN:46071 not paged yet, start paging.
  RAN_GERAN_A sends out paging request to IMSI 901700000004620, TMSI 0xffffffff, LAC 23
  strcmp(paging_expecting_imsi, imsi) == 0
DREF VLR subscr MSISDN:46071 usage increases to: 4
  llist_count(&vsub->cs.requests) == 1
DREF VLR subscr MSISDN:46071 usage decreases to: 3
  paging_sent == 1
  paging_stopped == 0
- the subscriber and its pending request should remain
DREF VLR subscr MSISDN:46071 usage increases to: 4
  llist_count(&vsub->cs.requests) == 1
DREF VLR subscr MSISDN:46071 usage decreases to: 3
- MS replies with Paging Response, and VLR sends Auth Request with third key
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_PAG_RESP
  new conn
DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
DRLL Dispatching 04.08 message GSM48_MT_RR_PAG_RESP (0x6:0x27)
DRR PAGING RESPONSE: MI(IMSI)=901700000004620
DREF unknown: MSC conn use + fsm == 2 (0x5)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: Allocated
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: is child of Subscr_Conn(901700000004620)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
DREF VLR subscr MSISDN:46071 usage increases to: 4
DREF VLR subscr MSISDN:46071 usage increases to: 5
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: proc_arq_vlr_fn_post_imsi()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_INIT}: state_chg to PR_ARQ_S_WAIT_AUTH
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: is child of Process_Access_Request_VLR(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=2
- sending GSM Auth Request for MSISDN:46071: tuple use_count=1 key_seq=2 auth_types=0x1 and...
- ...rand=e7c03ba7cf0e2fde82b2dc4d63077d42
- ...expecting sres=a29514ae
DREF VLR subscr MSISDN:46071 usage decreases to: 4
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - compl_l3 == 1 (0x4)
  auth_request_sent == 1
- needs auth, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS sends Authen Response, VLR accepts and requests Ciphering
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF MSISDN:46071: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM MSISDN:46071: MM GSM AUTHENTICATION RESPONSE (sres = a29514ae)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(MSISDN:46071) received res: a2 95 14 ae 
DVLR SUBSCR(MSISDN:46071) AUTH established GSM security context
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Removing from parent Process_Access_Request_VLR(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: Received Event PR_ARQ_E_AUTH_RES
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: got VLR_AUTH_RES_PASSED
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: _proc_arq_vlr_node2()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for MSISDN:46071: cipher=VLR_CIPH_A5_1 kc=e2b234f807886400 retrieve_imeisv=0
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - dtap == 1 (0x4)
  cipher_mode_cmd_sent == 1
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS sends Ciphering Mode Complete, VLR accepts and sends pending SMS
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR MSISDN:46071: CIPHERING MODE COMPLETE
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: Received Event PR_ARQ_E_CIPH_RES
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_ciph()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_vlr()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_pres()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_trace()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_imei()
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(VLR_PR_ARQ_RES_PASSED)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Process Access Request result: VLR_PR_ARQ_RES_PASSED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_PAGING_RESP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DPAG Paging success for MSISDN:46071 (event=0)
DPAG Calling paging cbfn.
DREF VLR subscr MSISDN:46071 usage increases to: 5
DREF MSISDN:46071: MSC conn use + trans_sms == 2 (0x14)
DMSC msc_tx 91 bytes to MSISDN:46071 via RAN_GERAN_A
- DTAP --RAN_GERAN_A--> MS: SMS:0x01: 09015801000791447758100650004c0005806470f1000007101000000000445079da1e1ee7416937485e9ea7c965373d1d6683c270383b3d0ed3d36ff71c949e83c22072799e9687c5ec32a81d96afcbf4b4fb0c7ac3e9e9b7db05
- DTAP matches expected message
DREF VLR subscr MSISDN:46071 usage decreases to: 4
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: bump: connection still has active transaction: SMS
  dtap_tx_confirmed == 1
  paging_stopped == 1
- SMS was delivered, no requests pending for subscr
DREF VLR subscr MSISDN:46071 usage increases to: 5
  llist_count(&vsub->cs.requests) == 0
DREF VLR subscr MSISDN:46071 usage decreases to: 4
- conn is still open to wait for SMS ack dance
  llist_count(&net->subscr_conns) == 1
- MS replies with CP-ACK for received SMS
  MSC <--RAN_GERAN_A-- MS: SMS:0x04
DREF MSISDN:46071: MSC conn use + dtap == 3 (0x16)
DRLL Dispatching 04.08 message SMS:0x04 (0x9:0x4)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: bump: connection still has active transaction: SMS
DREF MSISDN:46071: MSC conn use - dtap == 2 (0x14)
  llist_count(&net->subscr_conns) == 1
- MS also sends RP-ACK, MSC in turn sends CP-ACK for that
  MSC <--RAN_GERAN_A-- MS: SMS:0x01
DREF MSISDN:46071: MSC conn use + dtap == 3 (0x16)
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
DMSC msc_tx 2 bytes to MSISDN:46071 via RAN_GERAN_A
- DTAP --RAN_GERAN_A--> MS: SMS:0x04: 0904
- DTAP matches expected message
DREF VLR subscr MSISDN:46071 usage decreases to: 3
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: releasing conn
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(901700000004620)
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Freeing instance
DVLR Process_Access_Request_VLR(901700000004620){PR_ARQ_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 1 (0x2)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 1
  dtap_tx_confirmed == 1
  bssap_clear_sent == 1
- SMS is done, conn is gone
  llist_count(&net->subscr_conns) == 0
---
- subscriber detaches
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
  new conn
DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
DMM IMSI DETACH INDICATION: MI(IMSI)=901700000004620
DREF VLR subscr MSISDN:46071 usage increases to: 2
DMM IMSI DETACH for MSISDN:46071
DREF VLR subscr MSISDN:46071 usage decreases to: 1
DREF VLR subscr MSISDN:46071 usage decreases to: 0
DREF freeing VLR subscr MSISDN:46071
DMM msc_subscr_conn_close(vsub=unknown, cause=0): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF unknown: MSC conn use - compl_l3 == 0 (0x0)
DRLL Freeing subscriber connection with NULL subscriber
  bssap_clear_sent == 1
  llist_count(&net->subscr_conns) == 0
===== test_ciph: SUCCESS

full talloc report on 'msgb' (total      0 bytes in   1 blocks)
talloc_total_blocks(tall_bsc_ctx) == 8

===== test_ciph_tmsi
- Location Update request causes a GSUP Send Auth Info request to HLR
  MSC <--RAN_GERAN_A-- 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(901700000004620){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
DMM LU/new-LAC: 1/23
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: Allocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
DVLR vlr_lu_fsm(901700000004620){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=901700000004620 id=901700000004620
DVLR New subscr, IMSI: 901700000004620
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: vlr_loc_upd_node1()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: state_chg to VLR_ULA_S_WAIT_AUTH
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: is child of vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR GSUP tx: 08010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: 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: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DVLR GSUP rx 191: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: Received Event VLR_AUTH_E_HLR_SAI_ACK
DVLR SUBSCR(IMSI:901700000004620) Received 5 auth tuples
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=0
- sending GSM Auth Request for IMSI:901700000004620: tuple use_count=1 key_seq=0 auth_types=0x1 and...
- ...rand=585df1ae287f6e273dce07090d61320b
- ...expecting sres=2d8b2c3e
DREF VLR subscr IMSI:901700000004620 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 Ciphering Mode Command to MS
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF IMSI:901700000004620: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM IMSI:901700000004620: MM GSM AUTHENTICATION RESPONSE (sres = 2d8b2c3e)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(IMSI:901700000004620) received res: 2d 8b 2c 3e 
DVLR SUBSCR(IMSI:901700000004620) AUTH established GSM security context
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Received Event VLR_ULA_E_AUTH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: vlr_loc_upd_post_auth()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for IMSI:901700000004620: cipher=VLR_CIPH_A5_1 kc=61855fb81fc2a800 retrieve_imeisv=0
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: MSC conn use - dtap == 1 (0x4)
  lu_result_sent == 0
  auth_request_sent == 1
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: SMS:0x01
  lu_result_sent == 0
- MS sends Ciphering Mode Complete, VLR accepts and sends GSUP LU Req to HLR
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR IMSI:901700000004620: CIPHERING MODE COMPLETE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: Received Event VLR_ULA_E_CIPH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_post_ciph()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_node_4()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: state_chg to VLR_ULA_S_WAIT_HLR_UPD
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Allocated
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Received Event UPD_HLR_VLR_E_START
DVLR GSUP tx: 04010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_UPDATE_LOCATION_REQUEST: 04010809710000004026f0
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: state_chg to UPD_HLR_VLR_S_WAIT_FOR_DATA
  lu_result_sent == 0
- HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT
<-- GSUP rx OSMO_GSUP_MSGT_INSERT_DATA_REQUEST: 10010809710000004026f00804036470f1
DVLR GSUP rx 17: 10010809710000004026f00804036470f1
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR IMSI:901700000004620 has MSISDN:46071
DVLR SUBSCR(MSISDN:46071) VLR: update for IMSI=901700000004620 (MSISDN=46071, used=2)
DVLR GSUP tx: 12010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_INSERT_DATA_RESULT: 12010809710000004026f0
DREF VLR subscr MSISDN:46071 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: 06010809710000004026f0
DVLR GSUP rx 11: 06010809710000004026f0
DREF VLR subscr MSISDN:46071 usage increases to: 2
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_HLR_LU_RES
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: Received Event UPD_HLR_VLR_E_UPD_LOC_ACK
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: state_chg to UPD_HLR_VLR_S_DONE
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Freeing instance
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_UPD_HLR_COMPL
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: state_chg to VLR_ULA_S_WAIT_LU_COMPL
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Allocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Received Event LU_COMPL_VLR_E_START
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: state_chg to LU_COMPL_VLR_S_WAIT_SUB_PRES
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Allocated
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: is child of lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Received Event SUB_PRES_VLR_E_START
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: state_chg to SUB_PRES_VLR_S_DONE
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Removing from parent lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Freeing instance
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Deallocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: Received Event LU_COMPL_VLR_E_SUB_PRES_COMPL
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: lu_compl_vlr_new_tmsi()
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: state_chg to LU_COMPL_VLR_S_WAIT_TMSI_CNF
- sending LU Accept for MSISDN:46071, with TMSI 0x03020100
DREF VLR subscr MSISDN:46071 usage decreases to: 1
<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
- a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl
  llist_count(&net->subscr_conns) == 1
  lu_result_sent == 1
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- even though the TMSI is not acked, we can already find the subscr with it
DREF VLR subscr MSISDN:46071 usage increases to: 2
  vsub != NULL == 1
  strcmp(vsub->imsi, imsi) == 0
  vsub->tmsi_new == 0x03020100
  vsub->tmsi == 0xffffffff
DREF VLR subscr MSISDN:46071 usage decreases to: 1
- MS sends TMSI Realloc Complete
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_TMSI_REALL_COMPL
DREF MSISDN:46071: 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:46071
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_NEW_TMSI_ACK
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_TMSI_CNF}: Received Event LU_COMPL_VLR_E_NEW_TMSI_ACK
DREF VLR subscr MSISDN:46071 usage increases to: 2
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_TMSI_CNF}: state_chg to LU_COMPL_VLR_S_DONE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_LU_COMPL_SUCCESS
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_LU
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: bump: releasing conn
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Freeing instance
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 1 (0x2)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 1
  bssap_clear_sent == 1
- LU was successful, and the conn has already been closed
  llist_count(&net->subscr_conns) == 0
- Subscriber has the new TMSI
DREF VLR subscr MSISDN:46071 usage increases to: 2
  vsub != NULL == 1
  strcmp(vsub->imsi, imsi) == 0
  vsub->tmsi_new == 0xffffffff
  vsub->tmsi == 0x03020100
DREF VLR subscr MSISDN:46071 usage decreases to: 1
---
- after a while, a new conn sends a CM Service Request using above TMSI. VLR responds with Auth Req, 2nd auth vector
  MSC <--RAN_GERAN_A-- 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(TMSI)=50462976
DREF unknown: MSC conn use + fsm == 2 (0x5)
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: Allocated
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: is child of Subscr_Conn(50462976)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
DREF VLR subscr MSISDN:46071 usage increases to: 2
DREF VLR subscr MSISDN:46071 usage increases to: 3
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: proc_arq_vlr_fn_post_imsi()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: state_chg to PR_ARQ_S_WAIT_AUTH
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_NEEDS_AUTH}: is child of Process_Access_Request_VLR(50462976)
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=1
- sending GSM Auth Request for MSISDN:46071: tuple use_count=1 key_seq=1 auth_types=0x1 and...
- ...rand=12aca96fb4ffdea5c985cbafa9b6e18b
- ...expecting sres=20bde240
DREF VLR subscr MSISDN:46071 usage decreases to: 2
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - compl_l3 == 1 (0x4)
  auth_request_sent == 1
  cm_service_result_sent == 0
- needs auth, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS sends Authen Response, VLR accepts and requests Ciphering
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF MSISDN:46071: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM MSISDN:46071: MM GSM AUTHENTICATION RESPONSE (sres = 20bde240)
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(MSISDN:46071) received res: 20 bd e2 40 
DVLR SUBSCR(MSISDN:46071) AUTH established GSM security context
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_AUTHENTICATED}: Removing from parent Process_Access_Request_VLR(50462976)
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: Received Event PR_ARQ_E_AUTH_RES
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: got VLR_AUTH_RES_PASSED
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: _proc_arq_vlr_node2()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for MSISDN:46071: cipher=VLR_CIPH_A5_1 kc=07fa7502e07e1c00 retrieve_imeisv=0
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - dtap == 1 (0x4)
  cm_service_result_sent == 0
  cipher_mode_cmd_sent == 1
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS sends Ciphering Mode Complete, VLR accepts; above Ciphering is an implicit CM Service Accept
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR MSISDN:46071: CIPHERING MODE COMPLETE
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: Received Event PR_ARQ_E_CIPH_RES
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_ciph()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_vlr()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_pres()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_trace()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_imei()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(VLR_PR_ARQ_RES_PASSED)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Process Access Request result: VLR_PR_ARQ_RES_PASSED
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_CM_SERVICE_REQ
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: received_cm_service_request = true
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: bump: still awaiting first request after a CM Service Request
  cm_service_result_sent == 0
- a USSD request is serviced
  expecting USSD:
  Your extension is 46071
  MSC <--RAN_GERAN_A-- MS: NCSS:0x3b
DREF MSISDN:46071: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message NCSS:0x3b (0xb:0x3b)
DMM MSISDN:46071: rx msg NCSS:0x3b: received_cm_service_request changes to false
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
DMM USSD: Own number requested
DMM MSISDN:46071: MSISDN = 46071
DMSC msc_tx 43 bytes to MSISDN:46071 via RAN_GERAN_A
- DTAP --RAN_GERAN_A--> MS: NCSS:0x2a: 8b2a1c27a225020100302002013b301b04010f0416d9775d0e2ae3e965f73cfd7683d27310cd06bbc51a0d
- DTAP matches expected message
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: bump: releasing conn
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(50462976)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Freeing instance
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 1 (0x2)
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 1
  bssap_clear_sent == 1
- all requests serviced, conn has been released
  llist_count(&net->subscr_conns) == 0
---
- an SMS is sent, MS is paged
DREF VLR subscr MSISDN:46071 usage increases to: 2
  llist_count(&vsub->cs.requests) == 0
DREF VLR subscr MSISDN:46071 usage increases to: 3
DMM Subscriber MSISDN:46071 not paged yet, start paging.
  RAN_GERAN_A sends out paging request to IMSI 901700000004620, TMSI 0x03020100, LAC 23
  paging_expecting_tmsi == 0x03020100
DREF VLR subscr MSISDN:46071 usage increases to: 4
  llist_count(&vsub->cs.requests) == 1
DREF VLR subscr MSISDN:46071 usage decreases to: 3
  paging_sent == 1
  paging_stopped == 0
- the subscriber and its pending request should remain
DREF VLR subscr MSISDN:46071 usage increases to: 4
  llist_count(&vsub->cs.requests) == 1
DREF VLR subscr MSISDN:46071 usage decreases to: 3
- MS replies with Paging Response using TMSI, and VLR sends Auth Request with third key
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_PAG_RESP
  new conn
DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
DRLL Dispatching 04.08 message GSM48_MT_RR_PAG_RESP (0x6:0x27)
DRR PAGING RESPONSE: MI(TMSI)=50462976
DREF unknown: MSC conn use + fsm == 2 (0x5)
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: Allocated
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: is child of Subscr_Conn(50462976)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: rev=GSM net=GERAN Auth+Ciph
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: Received Event PR_ARQ_E_START
DREF VLR subscr MSISDN:46071 usage increases to: 4
DREF VLR subscr MSISDN:46071 usage increases to: 5
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: proc_arq_vlr_fn_post_imsi()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_INIT}: state_chg to PR_ARQ_S_WAIT_AUTH
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_NEEDS_AUTH}: is child of Process_Access_Request_VLR(50462976)
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=2
- sending GSM Auth Request for MSISDN:46071: tuple use_count=1 key_seq=2 auth_types=0x1 and...
- ...rand=e7c03ba7cf0e2fde82b2dc4d63077d42
- ...expecting sres=a29514ae
DREF VLR subscr MSISDN:46071 usage decreases to: 4
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - compl_l3 == 1 (0x4)
  auth_request_sent == 1
- needs auth, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS sends Authen Response, VLR accepts and requests Ciphering
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF MSISDN:46071: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM MSISDN:46071: MM GSM AUTHENTICATION RESPONSE (sres = a29514ae)
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(MSISDN:46071) received res: a2 95 14 ae 
DVLR SUBSCR(MSISDN:46071) AUTH established GSM security context
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_AUTHENTICATED}: Removing from parent Process_Access_Request_VLR(50462976)
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(50462976){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: Received Event PR_ARQ_E_AUTH_RES
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: got VLR_AUTH_RES_PASSED
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: _proc_arq_vlr_node2()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for MSISDN:46071: cipher=VLR_CIPH_A5_1 kc=e2b234f807886400 retrieve_imeisv=0
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_AUTH}: state_chg to PR_ARQ_S_WAIT_CIPH
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - dtap == 1 (0x4)
  cipher_mode_cmd_sent == 1
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS sends Ciphering Mode Complete, VLR accepts and sends pending SMS
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR MSISDN:46071: CIPHERING MODE COMPLETE
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: Received Event PR_ARQ_E_CIPH_RES
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_ciph()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_node2_post_vlr()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_pres()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_trace()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: _proc_arq_vlr_post_imei()
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: proc_arq_fsm_done(VLR_PR_ARQ_RES_PASSED)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_WAIT_CIPH}: state_chg to PR_ARQ_S_DONE
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Process Access Request result: VLR_PR_ARQ_RES_PASSED
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_PAGING_RESP
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DPAG Paging success for MSISDN:46071 (event=0)
DPAG Calling paging cbfn.
DREF VLR subscr MSISDN:46071 usage increases to: 5
DREF MSISDN:46071: MSC conn use + trans_sms == 2 (0x14)
DMSC msc_tx 91 bytes to MSISDN:46071 via RAN_GERAN_A
- DTAP --RAN_GERAN_A--> MS: SMS:0x01: 09015801000791447758100650004c0005806470f1000007101000000000445079da1e1ee7416937485e9ea7c965373d1d6683c270383b3d0ed3d36ff71c949e83c22072799e9687c5ec32a81d96afcbf4b4fb0c7ac3e9e9b7db05
- DTAP matches expected message
DREF VLR subscr MSISDN:46071 usage decreases to: 4
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: bump: connection still has active transaction: SMS
  dtap_tx_confirmed == 1
  paging_stopped == 1
- SMS was delivered, no requests pending for subscr
DREF VLR subscr MSISDN:46071 usage increases to: 5
  llist_count(&vsub->cs.requests) == 0
DREF VLR subscr MSISDN:46071 usage decreases to: 4
- conn is still open to wait for SMS ack dance
  llist_count(&net->subscr_conns) == 1
- MS replies with CP-ACK for received SMS
  MSC <--RAN_GERAN_A-- MS: SMS:0x04
DREF MSISDN:46071: MSC conn use + dtap == 3 (0x16)
DRLL Dispatching 04.08 message SMS:0x04 (0x9:0x4)
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_COMMUNICATING
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_COMMUNICATING
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: bump: connection still has active transaction: SMS
DREF MSISDN:46071: MSC conn use - dtap == 2 (0x14)
  llist_count(&net->subscr_conns) == 1
- MS also sends RP-ACK, MSC in turn sends CP-ACK for that
  MSC <--RAN_GERAN_A-- MS: SMS:0x01
DREF MSISDN:46071: MSC conn use + dtap == 3 (0x16)
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_COMMUNICATING
DMSC msc_tx 2 bytes to MSISDN:46071 via RAN_GERAN_A
- DTAP --RAN_GERAN_A--> MS: SMS:0x04: 0904
- DTAP matches expected message
DREF VLR subscr MSISDN:46071 usage decreases to: 3
DREF VLR subscr MSISDN:46071 usage decreases to: 2
DREF MSISDN:46071: MSC conn use - trans_sms == 2 (0x6)
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: bump: releasing conn
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_COMMUNICATING}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Removing from parent Subscr_Conn(50462976)
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Freeing instance
DVLR Process_Access_Request_VLR(50462976){PR_ARQ_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 1 (0x2)
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(50462976){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 1
  dtap_tx_confirmed == 1
  bssap_clear_sent == 1
- SMS is done, conn is gone
  llist_count(&net->subscr_conns) == 0
---
- subscriber detaches, using TMSI
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
  new conn
DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
DMM IMSI DETACH INDICATION: MI(TMSI)=50462976
DREF VLR subscr MSISDN:46071 usage increases to: 2
DMM IMSI DETACH for MSISDN:46071
DREF VLR subscr MSISDN:46071 usage decreases to: 1
DREF VLR subscr MSISDN:46071 usage decreases to: 0
DREF freeing VLR subscr MSISDN:46071
DMM msc_subscr_conn_close(vsub=unknown, cause=0): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF unknown: MSC conn use - compl_l3 == 0 (0x0)
DRLL Freeing subscriber connection with NULL subscriber
  bssap_clear_sent == 1
  llist_count(&net->subscr_conns) == 0
===== test_ciph_tmsi: SUCCESS

full talloc report on 'msgb' (total      0 bytes in   1 blocks)
talloc_total_blocks(tall_bsc_ctx) == 8

===== test_ciph_imei
- Location Update request causes a GSUP Send Auth Info request to HLR
  MSC <--RAN_GERAN_A-- 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(901700000004620){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
DMM LU/new-LAC: 1/23
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: Allocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
DVLR vlr_lu_fsm(901700000004620){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=901700000004620 id=901700000004620
DVLR New subscr, IMSI: 901700000004620
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: vlr_loc_upd_node1()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: state_chg to VLR_ULA_S_WAIT_AUTH
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: is child of vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR GSUP tx: 08010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: 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: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DVLR GSUP rx 191: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: Received Event VLR_AUTH_E_HLR_SAI_ACK
DVLR SUBSCR(IMSI:901700000004620) Received 5 auth tuples
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=0
- sending GSM Auth Request for IMSI:901700000004620: tuple use_count=1 key_seq=0 auth_types=0x1 and...
- ...rand=585df1ae287f6e273dce07090d61320b
- ...expecting sres=2d8b2c3e
DREF VLR subscr IMSI:901700000004620 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 Ciphering Mode Command to MS
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF IMSI:901700000004620: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM IMSI:901700000004620: MM GSM AUTHENTICATION RESPONSE (sres = 2d8b2c3e)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(IMSI:901700000004620) received res: 2d 8b 2c 3e 
DVLR SUBSCR(IMSI:901700000004620) AUTH established GSM security context
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Received Event VLR_ULA_E_AUTH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: vlr_loc_upd_post_auth()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for IMSI:901700000004620: cipher=VLR_CIPH_A5_1 kc=61855fb81fc2a800 retrieve_imeisv=0
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: MSC conn use - dtap == 1 (0x4)
  lu_result_sent == 0
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: SMS:0x01
  lu_result_sent == 0
- MS sends Ciphering Mode Complete, VLR accepts and sends GSUP LU Req to HLR
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR IMSI:901700000004620: CIPHERING MODE COMPLETE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: Received Event VLR_ULA_E_CIPH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_post_ciph()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_node_4()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: state_chg to VLR_ULA_S_WAIT_HLR_UPD
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Allocated
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Received Event UPD_HLR_VLR_E_START
DVLR GSUP tx: 04010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_UPDATE_LOCATION_REQUEST: 04010809710000004026f0
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: state_chg to UPD_HLR_VLR_S_WAIT_FOR_DATA
  lu_result_sent == 0
- HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT
<-- GSUP rx OSMO_GSUP_MSGT_INSERT_DATA_REQUEST: 10010809710000004026f00804036470f1
DVLR GSUP rx 17: 10010809710000004026f00804036470f1
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR IMSI:901700000004620 has MSISDN:46071
DVLR SUBSCR(MSISDN:46071) VLR: update for IMSI=901700000004620 (MSISDN=46071, used=2)
DVLR GSUP tx: 12010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_INSERT_DATA_RESULT: 12010809710000004026f0
DREF VLR subscr MSISDN:46071 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, and we send an ID Request for the IMEI to the MS
<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: 06010809710000004026f0
DVLR GSUP rx 11: 06010809710000004026f0
DREF VLR subscr MSISDN:46071 usage increases to: 2
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_HLR_LU_RES
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: Received Event UPD_HLR_VLR_E_UPD_LOC_ACK
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: state_chg to UPD_HLR_VLR_S_DONE
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Freeing instance
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_UPD_HLR_COMPL
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: state_chg to VLR_ULA_S_WAIT_LU_COMPL
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Allocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Received Event LU_COMPL_VLR_E_START
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: state_chg to LU_COMPL_VLR_S_WAIT_SUB_PRES
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Allocated
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: is child of lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Received Event SUB_PRES_VLR_E_START
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: state_chg to SUB_PRES_VLR_S_DONE
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Removing from parent lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Freeing instance
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Deallocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: Received Event LU_COMPL_VLR_E_SUB_PRES_COMPL
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: state_chg to LU_COMPL_VLR_S_WAIT_IMEI
DMSC msc_tx 3 bytes to MSISDN:46071 via RAN_GERAN_A
- DTAP --RAN_GERAN_A--> MS: GSM48_MT_MM_ID_REQ: 051802
- DTAP matches expected message
DREF VLR subscr MSISDN:46071 usage decreases to: 1
<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
- We will only do business when the IMEI is known
  llist_count(&net->subscr_conns) == 1
DREF VLR subscr MSISDN:46071 usage increases to: 2
  vsub->imei[0] == 0
DREF VLR subscr MSISDN:46071 usage decreases to: 1
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS replies with an Identity Response
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_ID_RESP
DREF MSISDN:46071: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_ID_RESP (0x5:0x19)
DMM IDENTITY RESPONSE: MI(IMEI)=423423423423420
DVLR set IMEI on subscriber; IMSI=901700000004620 IMEI=423423423423420
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_ID_IMEI
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_IMEI}: Received Event LU_COMPL_VLR_E_IMEI_CHECK_ACK
- sending LU Accept for MSISDN:46071
DREF VLR subscr MSISDN:46071 usage increases to: 2
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_IMEI}: state_chg to LU_COMPL_VLR_S_DONE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_LU_COMPL_SUCCESS
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_LU
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: bump: releasing conn
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Freeing instance
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 1 (0x2)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 1
  bssap_clear_sent == 1
- LU was successful, and the conn has already been closed
  lu_result_sent == 1
  llist_count(&net->subscr_conns) == 0
- Subscriber has the IMEI
DREF VLR subscr MSISDN:46071 usage increases to: 2
  strcmp(vsub->imei, "423423423423420") == 0
DREF VLR subscr MSISDN:46071 usage decreases to: 1
---
- subscriber detaches
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
  new conn
DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
DMM IMSI DETACH INDICATION: MI(IMSI)=901700000004620
DREF VLR subscr MSISDN:46071 usage increases to: 2
DMM IMSI DETACH for MSISDN:46071
DREF VLR subscr MSISDN:46071 usage decreases to: 1
DREF VLR subscr MSISDN:46071 usage decreases to: 0
DREF freeing VLR subscr MSISDN:46071
DMM msc_subscr_conn_close(vsub=unknown, cause=0): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF unknown: MSC conn use - compl_l3 == 0 (0x0)
DRLL Freeing subscriber connection with NULL subscriber
  bssap_clear_sent == 1
  llist_count(&net->subscr_conns) == 0
===== test_ciph_imei: SUCCESS

full talloc report on 'msgb' (total      0 bytes in   1 blocks)
talloc_total_blocks(tall_bsc_ctx) == 8

===== test_ciph_imeisv
- Location Update request causes a GSUP Send Auth Info request to HLR
  MSC <--RAN_GERAN_A-- 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(901700000004620){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
DMM LU/new-LAC: 1/23
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: Allocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
DVLR vlr_lu_fsm(901700000004620){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=901700000004620 id=901700000004620
DVLR New subscr, IMSI: 901700000004620
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: vlr_loc_upd_node1()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: state_chg to VLR_ULA_S_WAIT_AUTH
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: is child of vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR GSUP tx: 08010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: 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: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DVLR GSUP rx 191: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: Received Event VLR_AUTH_E_HLR_SAI_ACK
DVLR SUBSCR(IMSI:901700000004620) Received 5 auth tuples
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=0
- sending GSM Auth Request for IMSI:901700000004620: tuple use_count=1 key_seq=0 auth_types=0x1 and...
- ...rand=585df1ae287f6e273dce07090d61320b
- ...expecting sres=2d8b2c3e
DREF VLR subscr IMSI:901700000004620 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 Ciphering Mode Command to MS
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF IMSI:901700000004620: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM IMSI:901700000004620: MM GSM AUTHENTICATION RESPONSE (sres = 2d8b2c3e)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(IMSI:901700000004620) received res: 2d 8b 2c 3e 
DVLR SUBSCR(IMSI:901700000004620) AUTH established GSM security context
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Received Event VLR_ULA_E_AUTH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: vlr_loc_upd_post_auth()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for IMSI:901700000004620: cipher=VLR_CIPH_A5_1 kc=61855fb81fc2a800 retrieve_imeisv=1
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: MSC conn use - dtap == 1 (0x4)
  cipher_mode_cmd_sent == 1
  cipher_mode_cmd_sent_with_imeisv == 1
  lu_result_sent == 0
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: SMS:0x01
  lu_result_sent == 0
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
  vsub->imeisv[0] == 0
DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
- MS sends Ciphering Mode Complete with IMEISV, VLR accepts and sends GSUP LU Req to HLR
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR IMSI:901700000004620: CIPHERING MODE COMPLETE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: Received Event VLR_ULA_E_CIPH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: got IMEISV: 4234234234234275F
DVLR set IMEISV on subscriber; IMSI=901700000004620 IMEISV=4234234234234275
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_post_ciph()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_node_4()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: state_chg to VLR_ULA_S_WAIT_HLR_UPD
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Allocated
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Received Event UPD_HLR_VLR_E_START
DVLR GSUP tx: 04010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_UPDATE_LOCATION_REQUEST: 04010809710000004026f0
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: state_chg to UPD_HLR_VLR_S_WAIT_FOR_DATA
  lu_result_sent == 0
- Subscriber has the IMEISV
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
  strcmp(vsub->imeisv, "4234234234234275") == 0
DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: SMS:0x01
- HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT
<-- GSUP rx OSMO_GSUP_MSGT_INSERT_DATA_REQUEST: 10010809710000004026f00804036470f1
DVLR GSUP rx 17: 10010809710000004026f00804036470f1
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR IMSI:901700000004620 has MSISDN:46071
DVLR SUBSCR(MSISDN:46071) VLR: update for IMSI=901700000004620 (MSISDN=46071, used=2)
DVLR GSUP tx: 12010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_INSERT_DATA_RESULT: 12010809710000004026f0
DREF VLR subscr MSISDN:46071 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: 06010809710000004026f0
DVLR GSUP rx 11: 06010809710000004026f0
DREF VLR subscr MSISDN:46071 usage increases to: 2
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_HLR_LU_RES
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: Received Event UPD_HLR_VLR_E_UPD_LOC_ACK
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: state_chg to UPD_HLR_VLR_S_DONE
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Freeing instance
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_UPD_HLR_COMPL
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: state_chg to VLR_ULA_S_WAIT_LU_COMPL
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Allocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Received Event LU_COMPL_VLR_E_START
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: state_chg to LU_COMPL_VLR_S_WAIT_SUB_PRES
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Allocated
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: is child of lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Received Event SUB_PRES_VLR_E_START
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: state_chg to SUB_PRES_VLR_S_DONE
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Removing from parent lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Freeing instance
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Deallocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: Received Event LU_COMPL_VLR_E_SUB_PRES_COMPL
- sending LU Accept for MSISDN:46071
DREF VLR subscr MSISDN:46071 usage increases to: 3
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: state_chg to LU_COMPL_VLR_S_DONE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_LU_COMPL_SUCCESS
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_LU
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: bump: releasing conn
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Freeing instance
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 2
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF VLR subscr MSISDN:46071 usage decreases to: 1
<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
  bssap_clear_sent == 1
- LU was successful, and the conn has already been closed
  lu_result_sent == 1
  llist_count(&net->subscr_conns) == 0
---
- subscriber detaches
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
  new conn
DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
DMM IMSI DETACH INDICATION: MI(IMSI)=901700000004620
DREF VLR subscr MSISDN:46071 usage increases to: 2
DMM IMSI DETACH for MSISDN:46071
DREF VLR subscr MSISDN:46071 usage decreases to: 1
DREF VLR subscr MSISDN:46071 usage decreases to: 0
DREF freeing VLR subscr MSISDN:46071
DMM msc_subscr_conn_close(vsub=unknown, cause=0): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF unknown: MSC conn use - compl_l3 == 0 (0x0)
DRLL Freeing subscriber connection with NULL subscriber
  bssap_clear_sent == 1
  llist_count(&net->subscr_conns) == 0
===== test_ciph_imeisv: SUCCESS

full talloc report on 'msgb' (total      0 bytes in   1 blocks)
talloc_total_blocks(tall_bsc_ctx) == 8

===== test_ciph_tmsi_imei
- Location Update request causes a GSUP Send Auth Info request to HLR
  MSC <--RAN_GERAN_A-- 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(901700000004620){SUBSCR_CONN_S_INIT}: Allocated
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: Received Event SUBSCR_CONN_E_START
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_INIT}: state_chg to SUBSCR_CONN_S_NEW
DMM LOCATION UPDATING REQUEST: MI(IMSI)=901700000004620 type=IMSI ATTACH
DMM LU/new-LAC: 1/23
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: Allocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: is child of Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: rev=GSM net=GERAN Auth+Ciph
DVLR vlr_lu_fsm(901700000004620){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=901700000004620 id=901700000004620
DVLR New subscr, IMSI: 901700000004620
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DREF VLR subscr IMSI:901700000004620 usage decreases to: 1
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: vlr_loc_upd_node1()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_IDLE}: state_chg to VLR_ULA_S_WAIT_AUTH
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Allocated
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: is child of vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: Received Event VLR_AUTH_E_START
DVLR GSUP tx: 08010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_SEND_AUTH_INFO_REQUEST: 08010809710000004026f0
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH}: state_chg to VLR_SUB_AS_NEEDS_AUTH_WAIT_AI
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: 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: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DVLR GSUP rx 191: 0a010809710000004026f003222010585df1ae287f6e273dce07090d61320b21042d8b2c3e220861855fb81fc2a8000322201012aca96fb4ffdea5c985cbafa9b6e18b210420bde240220807fa7502e07e1c0003222010e7c03ba7cf0e2fde82b2dc4d63077d422104a29514ae2208e2b234f80788640003222010fa8f20b781b5881329d4fea26b1a3c5121045afc8d7222082392f14f709ae000032220100fd4cc8dbe8715d1f439e304edfd68dc2104bc8d1c5b2208da7cdd6bfe2d7000
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: Received Event VLR_AUTH_E_HLR_SAI_ACK
DVLR SUBSCR(IMSI:901700000004620) Received 5 auth tuples
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_NEEDS_AUTH_WAIT_AI}: state_chg to VLR_SUB_AS_WAIT_RESP
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: got auth tuple: use_count=1 key_seq=0
- sending GSM Auth Request for IMSI:901700000004620: tuple use_count=1 key_seq=0 auth_types=0x1 and...
- ...rand=585df1ae287f6e273dce07090d61320b
- ...expecting sres=2d8b2c3e
DREF VLR subscr IMSI:901700000004620 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 Ciphering Mode Command to MS
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_AUTH_RESP
DREF IMSI:901700000004620: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_AUTH_RESP (0x5:0x14)
DMM IMSI:901700000004620: MM GSM AUTHENTICATION RESPONSE (sres = 2d8b2c3e)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Received Event VLR_AUTH_E_MS_AUTH_RESP
DVLR SUBSCR(IMSI:901700000004620) received res: 2d 8b 2c 3e 
DVLR SUBSCR(IMSI:901700000004620) AUTH established GSM security context
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: Authentication terminating with result VLR_AUTH_RES_PASSED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_WAIT_RESP}: state_chg to VLR_SUB_AS_AUTHENTICATED
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Freeing instance
DVLR VLR_Authenticate(901700000004620){VLR_SUB_AS_AUTHENTICATED}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Received Event VLR_ULA_E_AUTH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: vlr_loc_upd_post_auth()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: Set Ciphering Mode
- sending Ciphering Mode Command for IMSI:901700000004620: cipher=VLR_CIPH_A5_1 kc=61855fb81fc2a800 retrieve_imeisv=0
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_AUTH}: state_chg to VLR_ULA_S_WAIT_CIPH
DMM IMSI:901700000004620: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF IMSI:901700000004620: MSC conn use - dtap == 1 (0x4)
  lu_result_sent == 0
- needs ciph, not yet accepted
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr IMSI:901700000004620: Message not permitted for initial conn: SMS:0x01
  lu_result_sent == 0
- MS sends Ciphering Mode Complete, VLR accepts and sends GSUP LU Req to HLR
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_RR_CIPH_M_COMPL
DRR IMSI:901700000004620: CIPHERING MODE COMPLETE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: Received Event VLR_ULA_E_CIPH_RES
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_post_ciph()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: vlr_loc_upd_node_4()
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_CIPH}: state_chg to VLR_ULA_S_WAIT_HLR_UPD
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Allocated
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: Received Event UPD_HLR_VLR_E_START
DVLR GSUP tx: 04010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_UPDATE_LOCATION_REQUEST: 04010809710000004026f0
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_INIT}: state_chg to UPD_HLR_VLR_S_WAIT_FOR_DATA
  lu_result_sent == 0
- HLR sends _INSERT_DATA_REQUEST, VLR responds with _INSERT_DATA_RESULT
<-- GSUP rx OSMO_GSUP_MSGT_INSERT_DATA_REQUEST: 10010809710000004026f00804036470f1
DVLR GSUP rx 17: 10010809710000004026f00804036470f1
DREF VLR subscr IMSI:901700000004620 usage increases to: 2
DVLR IMSI:901700000004620 has MSISDN:46071
DVLR SUBSCR(MSISDN:46071) VLR: update for IMSI=901700000004620 (MSISDN=46071, used=2)
DVLR GSUP tx: 12010809710000004026f0
GSUP --> HLR: OSMO_GSUP_MSGT_INSERT_DATA_RESULT: 12010809710000004026f0
DREF VLR subscr MSISDN:46071 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, and we send an ID Request for the IMEI to the MS
<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: 06010809710000004026f0
DVLR GSUP rx 11: 06010809710000004026f0
DREF VLR subscr MSISDN:46071 usage increases to: 2
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_HLR_LU_RES
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: Received Event UPD_HLR_VLR_E_UPD_LOC_ACK
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_WAIT_FOR_DATA}: state_chg to UPD_HLR_VLR_S_DONE
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Freeing instance
DVLR upd_hlr_vlr_fsm(901700000004620){UPD_HLR_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: Received Event VLR_ULA_E_UPD_HLR_COMPL
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_HLR_UPD}: state_chg to VLR_ULA_S_WAIT_LU_COMPL
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Allocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: is child of vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: Received Event LU_COMPL_VLR_E_START
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_INIT}: state_chg to LU_COMPL_VLR_S_WAIT_SUB_PRES
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Allocated
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: is child of lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: Received Event SUB_PRES_VLR_E_START
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_INIT}: state_chg to SUB_PRES_VLR_S_DONE
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Removing from parent lu_compl_vlr_fsm(901700000004620)
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Freeing instance
DVLR sub_pres_vlr_fsm(901700000004620){SUB_PRES_VLR_S_DONE}: Deallocated
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: Received Event LU_COMPL_VLR_E_SUB_PRES_COMPL
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_SUB_PRES}: state_chg to LU_COMPL_VLR_S_WAIT_IMEI_TMSI
DMSC msc_tx 3 bytes to MSISDN:46071 via RAN_GERAN_A
- DTAP --RAN_GERAN_A--> MS: GSM48_MT_MM_ID_REQ: 051802
- DTAP matches expected message
DREF VLR subscr MSISDN:46071 usage decreases to: 1
<-- GSUP rx OSMO_GSUP_MSGT_UPDATE_LOCATION_RESULT: vlr_gsupc_read_cb() returns 0
- We will only do business when the IMEI is known
  llist_count(&net->subscr_conns) == 1
DREF VLR subscr MSISDN:46071 usage increases to: 2
  vsub->imei[0] == 0
DREF VLR subscr MSISDN:46071 usage decreases to: 1
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- MS replies with an Identity Response
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_ID_RESP
DREF MSISDN:46071: MSC conn use + dtap == 2 (0x6)
DRLL Dispatching 04.08 message GSM48_MT_MM_ID_RESP (0x5:0x19)
DMM IDENTITY RESPONSE: MI(IMEI)=423423423423420
DVLR set IMEI on subscriber; IMSI=901700000004620 IMEI=423423423423420
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_ID_IMEI
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_IMEI_TMSI}: Received Event LU_COMPL_VLR_E_IMEI_CHECK_ACK
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_IMEI_TMSI}: lu_compl_vlr_new_tmsi()
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_IMEI_TMSI}: state_chg to LU_COMPL_VLR_S_WAIT_TMSI_CNF
- sending LU Accept for MSISDN:46071, with TMSI 0x03020100
DMM MSISDN:46071: bump: conn still being established (SUBSCR_CONN_S_NEW)
DREF MSISDN:46071: MSC conn use - dtap == 1 (0x4)
- a LU Accept with a new TMSI was sent, waiting for TMSI Realloc Compl
  llist_count(&net->subscr_conns) == 1
  lu_result_sent == 1
msc_subscr_conn_is_accepted() == false
  requests shall be thwarted
DRLL Dispatching 04.08 message GSM48_MT_CC_SETUP (0x3:0x5)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_CC_SETUP
DRLL Dispatching 04.08 message unknown 0x33 (0x5:0x33)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: unknown 0x33
DRLL Dispatching 04.08 message GSM48_MT_RR_SYSINFO_1 (0x6:0x19)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: GSM48_MT_RR_SYSINFO_1
DRLL Dispatching 04.08 message SMS:0x01 (0x9:0x1)
DRLL subscr MSISDN:46071: Message not permitted for initial conn: SMS:0x01
- even though the TMSI is not acked, we can already find the subscr with it
DREF VLR subscr MSISDN:46071 usage increases to: 2
  vsub != NULL == 1
  strcmp(vsub->imsi, imsi) == 0
  vsub->tmsi_new == 0x03020100
  vsub->tmsi == 0xffffffff
DREF VLR subscr MSISDN:46071 usage decreases to: 1
- MS sends TMSI Realloc Complete
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_TMSI_REALL_COMPL
DREF MSISDN:46071: 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:46071
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_NEW_TMSI_ACK
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_TMSI_CNF}: Received Event LU_COMPL_VLR_E_NEW_TMSI_ACK
DREF VLR subscr MSISDN:46071 usage increases to: 2
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_WAIT_TMSI_CNF}: state_chg to LU_COMPL_VLR_S_DONE
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: Received Event VLR_ULA_E_LU_COMPL_SUCCESS
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Removing from parent vlr_lu_fsm(901700000004620)
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Freeing instance
DVLR lu_compl_vlr_fsm(901700000004620){LU_COMPL_VLR_S_DONE}: Deallocated
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_WAIT_LU_COMPL}: state_chg to VLR_ULA_S_DONE
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: Received Event SUBSCR_CONN_E_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: SUBSCR_CONN_FROM_LU
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_NEW}: state_chg to SUBSCR_CONN_S_ACCEPTED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: Received Event SUBSCR_CONN_E_BUMP
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: bump: releasing conn
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_ACCEPTED}: state_chg to SUBSCR_CONN_S_RELEASED
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Terminating (cause = OSMO_FSM_TERM_REGULAR)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Terminating (cause = OSMO_FSM_TERM_PARENT)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Removing from parent Subscr_Conn(901700000004620)
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: fsm_lu_cleanup called with cause OSMO_FSM_TERM_PARENT
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Freeing instance
DVLR vlr_lu_fsm(901700000004620){VLR_ULA_S_DONE}: Deallocated
DMM msc_subscr_conn_close(vsub=MSISDN:46071, cause=2): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF MSISDN:46071: MSC conn use - fsm == 1 (0x2)
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Freeing instance
DMM Subscr_Conn(901700000004620){SUBSCR_CONN_S_RELEASED}: Deallocated
DREF MSISDN:46071: MSC conn use - dtap == 0 (0x0)
DRLL subscr MSISDN:46071: Freeing subscriber connection
DREF VLR subscr MSISDN:46071 usage decreases to: 1
  bssap_clear_sent == 1
- LU was successful, and the conn has already been closed
  llist_count(&net->subscr_conns) == 0
- Subscriber has the IMEI and TMSI
DREF VLR subscr MSISDN:46071 usage increases to: 2
  strcmp(vsub->imei, "423423423423420") == 0
  vsub->tmsi == 0x03020100
DREF VLR subscr MSISDN:46071 usage decreases to: 1
---
- subscriber detaches, using TMSI
  MSC <--RAN_GERAN_A-- MS: GSM48_MT_MM_IMSI_DETACH_IND
  new conn
DREF unknown: MSC conn use + compl_l3 == 1 (0x1)
DRLL Dispatching 04.08 message GSM48_MT_MM_IMSI_DETACH_IND (0x5:0x1)
DMM IMSI DETACH INDICATION: MI(TMSI)=50462976
DREF VLR subscr MSISDN:46071 usage increases to: 2
DMM IMSI DETACH for MSISDN:46071
DREF VLR subscr MSISDN:46071 usage decreases to: 1
DREF VLR subscr MSISDN:46071 usage decreases to: 0
DREF freeing VLR subscr MSISDN:46071
DMM msc_subscr_conn_close(vsub=unknown, cause=0): no conn fsm, releasing directly without release event.
- BSSAP Clear --RAN_GERAN_A--> MS
DREF unknown: MSC conn use - compl_l3 == 0 (0x0)
DRLL Freeing subscriber connection with NULL subscriber
  bssap_clear_sent == 1
  llist_count(&net->subscr_conns) == 0
===== test_ciph_tmsi_imei: SUCCESS

full talloc report on 'msgb' (total      0 bytes in   1 blocks)
talloc_total_blocks(tall_bsc_ctx) == 8

full talloc report on 'msgb' (total      0 bytes in   1 blocks)
talloc_total_blocks(tall_bsc_ctx) == 8