Reproduced with script 2.27.1 which spins in this case continually doing:
poll([{fd=4, events=POLLIN}], 1, 10) = 1 ([{fd=4, revents=POLLIN}])
Reproduced with script 2.27.1 which spins in this case continually doing:
poll([{fd=4, events=POLLIN}], 1, 10) = 1 ([{fd=4, revents=POLLIN}])