High error rate : [PHY] PUCCH not processed: nb_bit 11 decoderState 1

Happens with latest Tag 2025.w03, did not happen with Tag 2.2.0.
Configuration file: gnb.conf
Log fragment:
Click to expand
[NR_MAC]   Frame.Slot 0.0
UE RNTI a4df CU-UE-ID 1 in-sync PH 3 dB PCMAX 24 dBm, average RSRP 0 (0 meas)
UE a4df: CQI 15, RI 2, PMI (9,1)
UE a4df: dlsch_rounds 69/48/48/48, dlsch_errors 48, pucch0_DTX 192, BLER 0.99311 MCS (0) 6
UE a4df: ulsch_rounds 15962/9621/9595/9593, ulsch_errors 7367, ulsch_DTX 35896, BLER 1.00000 MCS (0) 6 (Qm 2 deltaMCS 0 dB) NPRB 5  SNR 3.0 dB
UE a4df: MAC:    TX          12078 RX         524106 bytes
UE a4df: LCID 1: TX            192 RX           1594 bytes

[NR_PHY]   [o-du 0][rx 32391440 pps  380928 kbps 3209603][tx 82612404 pps  127488 kbps 4214777][Total Msgs_Rcvd 32391440]
[NR_PHY]   [o_du0][pusch0 7836620 prach0  261240]
[NR_PHY]   [o_du0][pusch1 7836620 prach1  261240]
[NR_PHY]   [o_du0][pusch2 7836620 prach2  261240]
[NR_PHY]   [o_du0][pusch3 7836620 prach3  261240]
[NR_PHY]   [o-du 1][rx 27927440 pps  380928 kbps 3209670][tx 82612404 pps  127488 kbps 4214777][Total Msgs_Rcvd 27927440]
[NR_PHY]   [o_du1][pusch0 6756620 prach0  225240]
[NR_PHY]   [o_du1][pusch1 6756620 prach1  225240]
[NR_PHY]   [o_du1][pusch2 6756620 prach2  225240]
[NR_PHY]   [o_du1][pusch3 6756620 prach3  225240]
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   prach_I0 = 30.6 dB
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[NR_MAC]   Frame.Slot 128.0
UE RNTI a4df CU-UE-ID 1 in-sync PH 3 dB PCMAX 24 dBm, average RSRP 0 (0 meas)
UE a4df: CQI 15, RI 2, PMI (9,1)
UE a4df: dlsch_rounds 70/49/49/49, dlsch_errors 49, pucch0_DTX 196, BLER 0.99380 MCS (0) 6
UE a4df: ulsch_rounds 16218/9877/9851/9849, ulsch_errors 7559, ulsch_DTX 36854, BLER 1.00000 MCS (0) 6 (Qm 2 deltaMCS 0 dB) NPRB 5  SNR 3.5 dB
UE a4df: MAC:    TX          12235 RX         527050 bytes
UE a4df: LCID 1: TX            192 RX           1594 bytes

[NR_PHY]   [o-du 0][rx 32772368 pps  380928 kbps 3209659][tx 82739892 pps  127488 kbps 4214777][Total Msgs_Rcvd 32772368]
[NR_PHY]   [o_du0][pusch0 7928780 prach0  264312]
[NR_PHY]   [o_du0][pusch1 7928780 prach1  264312]
[NR_PHY]   [o_du0][pusch2 7928780 prach2  264312]
[NR_PHY]   [o_du0][pusch3 7928780 prach3  264312]
[NR_PHY]   [o-du 1][rx 28308368 pps  380928 kbps 3209625][tx 82739892 pps  127488 kbps 4214777][Total Msgs_Rcvd 28308368]
[NR_PHY]   [o_du1][pusch0 6848780 prach0  228312]
[NR_PHY]   [o_du1][pusch1 6848780 prach1  228312]
[NR_PHY]   [o_du1][pusch2 6848780 prach2  228312]
[NR_PHY]   [o_du1][pusch3 6848780 prach3  228312]
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
[PHY]   PUCCH not processed: nb_bit 11 decoderState 1
[PHY]   PUCCH not processed: nb_bit 7 decoderState 1
Edited Jan 21, 2025 by Andrew Sergeev