It seems this is the problem that will never go away.
I am asking here because anything on Google appears to be many years old, and I don't know if patches were applied to the Linux code base in that time or not.
My Linux version (from /proc/version): "Linux version 4.9.56 (gleepy@clyde) (gcc version 6.3.0 (GCC) ) #1 SMP Sun Oct 15 14:54:08 EDT 2017" as an x86_64 system with no 32 bit libraries anywhere,
I am causing the cdc-acm module to be loaded when either Launchpad is attached: two /dev/ttyACMx ports with the MSP-EXP430FR5994, as is expected; one with the '430G2. The '430G2