Well, it seems the discussion confirms this bug anyway, but since I just experienced it as well, I'll add my vote. brltty grabs the connection and removes the raw serial device, and so obviously removing brltty fixed it.
Well, it seems the discussion confirms this bug anyway, but since I just experienced it as well, I'll add my vote. brltty grabs the connection and removes the raw serial device, and so obviously removing brltty fixed it.