questionable eNodeB logs

[neilrep]

Issue Description

Is that normal logs that you can see while running the enb process and continuously function the UE's

Setup Details

We're running an Commercial EPC--> enodeB --> SDR (b210) --> duplexer --> antenna . A complete set-up for a box base station. SRSENB 21.10 ; UHD 3.15.0

Expected Behavior

All camped UE's stable connected to the network and can stream internet seamlessly

Actual Behaviour

2022-08-03T07:26:53.427346 [PDCP ] [W] Setting discard timer to 1500ms, to avoid issues with lingering SDUs in the Unacknowledged SDUs map. LCID=3 2022-08-03T07:26:53.427513 [PDCP ] [W] Setting discard timer to 1500ms, to avoid issues with lingering SDUs in the Unacknowledged SDUs map. LCID=4 2022-08-03T07:26:53.465739 [GTPU ] [E] Sending SDU with invalid IP version to SPGW 2022-08-03T07:26:53.465740 [GTPU ] [E] Invalid IP version to SPGW 2022-08-03T07:26:53.585739 [GTPU ] [E] Sending SDU with invalid IP version to SPGW 2022-08-03T07:26:53.585740 [GTPU ] [E] Invalid IP version to SPGW 2022-08-03T07:26:53.982217 [RLC ] [W] SRB1 Signaling max number of reTx=4 for SN=0 2022-08-03T07:26:58.780451 [STCK ] [E] Bearers: No EPS bearer registered for rnti=0x49 2022-08-03T07:27:05.285539 [S1AP ] [W] Not handling feature - HandoverRestrictionList 2022-08-03T07:27:05.285541 [S1AP ] [W] Not handling feature - SRVCCOperationPossible 2022-08-03T07:27:05.339096 [PDCP ] [W] Setting discard timer to 1500ms, to avoid issues with lingering SDUs in the Unacknowledged SDUs map. LCID=3 2022-08-03T07:27:05.909244 [PDCP ] [W] Setting discard timer to 1500ms, to avoid issues with lingering SDUs in the Unacknowledged SDUs map. LCID=3 2022-08-03T07:27:06.704835 [PDCP ] [W] Setting discard timer to 1500ms, to avoid issues with lingering SDUs in the Unacknowledged SDUs map. LCID=4 2022-08-03T07:27:09.451681 [RLC ] [W] SRB1 Signaling max number of reTx=4 for SN=1 2022-08-03T07:27:14.322587 [STCK ] [E] Bearers: No EPS bearer registered for rnti=0x4c 2022-08-03T07:27:26.274844 [S1AP ] [W] Not handling feature - HandoverRestrictionList 2022-08-03T07:27:26.274845 [S1AP ] [W] Not handling feature - SRVCCOUser 0x4e connected

All UE's connected to the network and can stream internet via Youtube. Just asking a question. As the logs that you can see above, is that normal while all UE's connected to the network and streaming YouTube? We have no idea about this appearing logs. And if you encountered it the same, how can you handle it?

Steps to reproduce the problem

Continuing the process as the function continuously running

Additional Information

[Any additional information, configuration or data that might be necessary to reproduce the issue]