As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FORWARD FLIGHT ATTENDANTS REPORTED A EXHAUST SMELL ON A CLIMBOUT. NO ABNORMAL SMELLS OR INDICATION ON THE COCKPIT OR AFT SECTION OF THE AIRPLANE <[01]. C/W CONDITIONAL INSPECTION PER MM 05-51-56. R&R BOTH PACKS COALESCER BAGS PER MM 21-51-05. R&R RECIRCULATION AIR FILTER PER MM 21-25-01. CHECKED EACK PACK SEPERATELY WITH APU AND ENGINES. NO FURTHER SMELLS NOTED.