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[AMF] Fix crash when sending GMM reject after T3522 expiry (#4074)

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- Add handling for DEREGISTRATION_REQUEST_FROM_UE when T3522 expires
- Improve error logging with NAS message type and value
This commit is contained in:
Sukchan Lee
2025-09-15 08:05:59 +09:00
parent 0bf649226b
commit 994eaa2c9a
1 changed files with 8 additions and 2 deletions
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10
src/amf/amf-sm.c
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@@ -781,8 +781,10 @@ void amf_state_operational(ogs_fsm_t *s, amf_event_t *e)
break;
}
ogs_error("[%s:%s] Cannot receive SBI message",
amf_ue->supi, amf_ue->suci);
ogs_error("[%s:%s] Cannot receive SBI message "
"[type:%d,value:%d]", amf_ue->supi, amf_ue->suci,
amf_ue->nas.message_type,
amf_ue->nas.registration.value);
/*
* TS 23.502
@@ -808,6 +810,10 @@ void amf_state_operational(ogs_fsm_t *s, amf_event_t *e)
break;
}
} else if (amf_ue->nas.message_type ==
OGS_NAS_5GS_DEREGISTRATION_REQUEST_FROM_UE) {
ogs_error("T3522 expired");
break;
}
r = nas_5gs_send_gmm_reject_from_sbi(amf_ue,