UE --phytest SegFault in TDD mode

When running --pht-test mode on UE in TDD mode a SIGSEGV, Segmentation fault is raised just after the cell synch

Version of OAI UE : v1B0.4

frequency : each run

configuration : see issue #27

Backtrace from gdb

phich_reg :0 => 1,17,33 [PHY][I][initial_sync] [UE 0] Frame 193 RRC Measurements => rssi -78.8 dBm (dig 46.2 dB, gain 125), N0 -107 dBm, rsrp -103.6 dBm/RE, rsrq 9.0 dB [PHY][I][initial_sync] [UE 0] Frame 193 MIB Information => TDD, NORMAL, NidCell 0, N_RB_DL 25, PHICH DURATION 0, PHICH RESOURCE 1/6, TX_ANT 1 [PHY][I][initial_sync] [UE 0] Frame 193 Measured Carrier Frequency 1910003118 Hz (offset 0 Hz) [HW][I][UE_thread_synch] Got synch: hw_slot_offset 16 [PHY][I][UE_thread] Resynchronizing RX by 65036 samples (mode = 0) [PHY][I][ue_pbch_procedures] [UE 0] frame 195, subframe 0: Adjusting frame counter (PBCH ant_tx=1, frame_tx=196, phase 0, rx_offset 76798) => new frame 196 [PHY][E][subframe2harq_pid] subframe2_harq_pid, Illegal subframe 1 for TDD mode 3 Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7fffdd67a700 (LWP 24687)] 0x000000000047cd97 in ue_ulsch_uespec_procedures (ue=ue@entry=0x7ffff7e9f010, proc=proc@entry=0x7ffff7e9f1f8, eNB_id=eNB_id@entry=0 '\000', abstraction_flag=abstraction_flag@entry=0 '\000') at /tmp/oai_develop1B_tdd/openairinterface5g/openair1/SCHED/phy_procedures_lte_ue.c:1211 1211 if (ue->ulsch[eNB_id]->harq_processes[harq_pid]->subframe_scheduling_flag == 1) {