Anbox crashes in perfetto with PERFETTO_CHECK(fcntl_res == 0)

[Simon Fels]

CI has found the following crash in automated testing for 1.21.1

Mar 08 01:30:50 spread-233-anbox-vm-android anbox[16661]: Generated new GL process pipe ID 3
Mar 08 01:30:50 spread-233-anbox-vm-android anbox-starter[16661]: [288.956] perfetto.cc:69459 PERFETTO_CHECK(fcntl_res == 0) (errno: 9, Bad file descriptor)
Mar 08 01:30:50 spread-233-anbox-vm-android anbox[16661]: Created socket based GL processor for bootanimation
Mar 08 01:30:50 spread-233-anbox-vm-android anbox-starter[17050]: [17050:17050:20240308,013050.040379:ERROR file_io_posix.cc:144] open /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq: No such file or directory (2)
Mar 08 01:30:50 spread-233-anbox-vm-android anbox-starter[17050]: [17050:17050:20240308,013050.040921:ERROR file_io_posix.cc:144] open /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq: No such file or directory (2)
Mar 08 01:30:50 spread-233-anbox-vm-android anbox[16661]: Failed to dispatch event loop for wayland
Mar 08 01:30:50 spread-233-anbox-vm-android systemd[1]: anbox.service: Main process exited, code=killed, status=5/TRAP