It's clearly a bug on CEC:
Code
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
Core was generated by `/usr/lib/kodi/kodi.bin --standalone -fs'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0xf7d26bec in CEC::CSLCommandHandler::ActivateSource(bool) () from /usr/lib/libcec.so.4
Moved to bug reports.