As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#1279, LAS-LAX. 'THE AFT FLIGHT ATTENDANTS REPORTED A DIRTY SOCK SMELL AND FEELING NAUSEOUS. THE SMELL WAS IN AFT A/C. IT BEGAN ON DESCENT / APPR AND DISSIPATED BEFORE LANDING. MODERATE NAUSEOUS SMELL FOR 5-6 MINS. UNKNOWN SOURCE; REF INFO NOTICE 2017-T015J. SECTION A, ISOLATED TO TYPE 10 (A) 1C PER TSM 05-50-00-810-005. PERFORMED ECS DECOM USING ENGINE # 1 & #2 & APU. NO ODOR WAS NOTED. THE AIRCRAFT IS OK FOR SERVICE.'