As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, DUE TO AIR DATA MALFUNCTION ON F/O'S SIDE BOTH RUDDER RATIO AND AILERON LOCKOUT EICAS MESSAGES APPEARED AND STAYED ON. T/S PER FIM 34-12-00 FIG 109, NO FAULTS ON LEFT OR RIGHT ADC'S. SYSTEM NORMAL PER FIM MCDP TEST OF LAST FLIGHT AND NR 30 NO FAULT.