[coredump] when i run sipp as uac, sipp core dump everytime。

[QuincyGao]

here is my scenarios register.txt

run cmd: ./sipp -r 10 -i 172.16.4.113 -p 5667 -sf register.xml -inf $csvfile 172.16.4.111:5161 -l 50 -m 200 -aa -trace_err -error_file ./reg_error.log

sipp is build by master branch, x86_64, Centos 7.9 system. gdb bt:

Core was generated by `./sipp -r 10 -i 172.16.4.113 -p 5667 -sf register.xml -inf register.csv 172.16.'.
Program terminated with signal 11, Segmentation fault.
#0  0x000000000045296d in rtpstream_playback_thread(void*) ()
(gdb) bt
#0  0x000000000045296d in rtpstream_playback_thread(void*) ()
#1  0x0000000000864ad8 in start ()
#2  0x0000000000865f50 in __clone ()
Backtrace stopped: frame did not save the PC
(gdb)