Switching to the Input Devices tab I see what it should look like (attached).
Switching back to the Output Device a while later I see the layout is now correct. If I close and reopen pavucontrol, I see the bug is back.
Switching to the Input Devices tab I see what it should look like (attached).
Switching back to the Output Device a while later I see the layout is now correct. If I close and reopen pavucontrol, I see the bug is back.