$ google-chrome-stable --headless --dump-dom https://domains.google.com/checkip
[1223/235232.594155:WARNING:bluez_dbus_manager.cc(247)] Floss manager not present, cannot set Floss enable/disable.
[1223/235232.630496:WARNING:sandbox_linux.cc(380)] InitializeSandbox() called with multiple threads in process gpu-process.
[1223/235232.643534:ERROR:command_buffer_proxy_impl.cc(128)] ContextResult::kTransientFailure: Failed to send GpuControl.CreateCommandBuffer.
<html><head></head><body>35.229.216.43</body></html>
2回に1回くらいでエラーが出ました
--disable-gpuをつけることでエラーが出なくなりました
$ google-chrome-stable --headless --disable-gpu --dump-dom https://domains.google.com/checkip
[1223/235313.256896:WARNING:bluez_dbus_manager.cc(247)] Floss manager not present, cannot set Floss enable/disable.
[1223/235313.285411:WARNING:sandbox_linux.cc(380)] InitializeSandbox() called with multiple threads in process gpu-process.
<html><head></head><body>35.229.216.43</body></html>
参考