MAVproxy >= 1.8.66 causes exception in thread log_writer on exit #1414
Description
Platform: RaspberryPi, aarch64, kernel 6.1.21-v8+
Python 3.11.2
numpy 2.0.0 (also tested with 1.26.4 --> same error)
Starting mavproxy script with either
python3 mavproxy.py --master=/dev/serial0 --baudrate=921600,
or
python3 mavproxy.py --master=/dev/serial0 --baudrate=921600 --cmd='set requireexit True',
respectively.
When trying to exit the script with either Ctrl-C or entering exit, respectively, MAVproxy version >= 1.8.66 is throwing the following exception:
Exception in thread log_writer:
Traceback (most recent call last):
File "/usr/lib/python3.11/threading.py", line 1038, in _bootstrap_inner
self.run()
File "/usr/lib/python3.11/threading.py", line 975, in run
and
Exception in thread log_writer:
Traceback (most recent call last):
Fatal Python error: _enter_buffered_busy: could not acquire lock for <_io.BufferedWriter name='<stderr>'> at interpreter shutdown, possibly due to daemon threads
Python runtime state: finalizing (tstate=0x0057a4c8)
Current thread 0xf7b57040 (most recent call first):
<no Python frame>
Extension modules: numpy._core._multiarray_umath, numpy._core._multiarray_tests, numpy.linalg._umath_linalg (total: 3)
There is no exception when using MAVproxy version <= 1.8.62
(Versions available via pip install: ..., 1.8.62, 1.8.66, 1.8.67, 1.8.68, 1.8.69, 1.8.70)