As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME EVENT IDLE DECENT FROM 39000 TO 7000 WHEN THE POWER CAME BACK IN THE COCKPIT HAD A MILD MUSTY/ DIRTY SOCK SMELL . FOLLOWED ELIMINATION ODOR/FUMES WITH PACK 1 OFF SMELL WENT AWAY IN 60 SECONDS FA REPORTED NO SMELL-PERFORMED EO 7100-2301 ON W/O 306605, OPS CHECK DONE IN REF W/ AMM 71-00-00-720-811-A. NO FUMES NOTED AT THIS TIME.