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Cisco Bug: CSCut20840 - [MME] Assertion Failure When EGTPC to Handle dwnlnk traff. Notification

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

17.1.0

Description (partial)

Symptom:
Session manager restarts due to assertion failure, with the signature:

Function: egtpc_handle_dwnlnk_data_notf_rsp_evt()
Expression: (((evt_data->evt_info.sess_info.trans_rec) != ((void *)0)) && ((evt_data->evt_info.sess_info.trans_rec)->magic == (('T'<<24) |

Conditions:
1) Attach in 4G

2) Additional PDN connectivity. CSR/CSR response Activate Default Bearer Accept is not sent from UE.

3) Downlink Data Notification from SGW with Err indication cause.
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