Cisco Bug: CSCuq42053 - Assertion Failure at sgwdrv_pdn_fsm_st_connected_evt_delete_bearer_cfm()
Aug 06, 2018
- Cisco ASR 5000 Series
Known Affected Releases
Symptom: When MME/S4-SGSN replies with LBI and EBI in DBRes during Dedicated Bearer Clear Procedure. First DBRes gets rejected by SGW ingress, 2014-Aug-18 12:17:51.395 [egtpc 141009 unusual] [2/0/4470 <sessmgr:31> tpc_interface.c:2507] [context: EPC1, contextID: 3] [software internal user protocol-log syslog] [sgw-ingress] Rcvd malformed EGTP_MSG_DELETE_BEARER_RESPONSE with sequence number:1567, from <10.10.10.1, Port:2123>. Message validation failed. Invalid Message format: LBI and Ebi List present.Only one can exist.. SGW retries DBReq and MME/S4-SGSN replies with Cause REQUEST_REJECTED and crash is obeserved. Conditions: Running version of the software prior to the Known Fixed Releases.
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Bug Details Include
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