I just followed the troubleshooting guide at https://wiki.ubuntu.com/Hotkeys/Troubleshooting , and found that the command "sudo input-events <device num>" correctly prints my multimedia keys to the terminal when I press them.
When I execute "hal-find-by-capability --capability input | xargs -n1 lshal -u", I find that
I just followed the troubleshooting guide at https:/ /wiki.ubuntu. com/Hotkeys/ Troubleshooting , and found that the command "sudo input-events <device num>" correctly prints my multimedia keys to the terminal when I press them.
When I execute "hal-find- by-capability --capability input | xargs -n1 lshal -u", I find that
input.x11driver = evdev
info.capabilities = { ..., 'input.keys', ... }
according to the troubleshooting guide, this means I have hit a bug in X. :-/