As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 672 FAINT MUSTY SMELL IN COCKPIT DURING CRUISE. CORRECTIVE ACTION: C/W NO GO ODI PREVENTION PROGRAM. T/S PER B757 FIM 21-00-01/301 AND ENCOUNTERED OIL SOOT IN APU BLEED AIR DUCT WITH NO VISIBLE OIL LEAKS ON APU WITH APU OIL LEVEL AT MINIMUM. APU REPLACED. (2211396)