As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SIX OXYGEN MASKS DEPLOYED, ROWS 22 AND 29. AN EMERGENCY WAS DECLARED AND FLIGHT WAS DIVERTED. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPACKED THE OXYGEN MASKS, ACCOMPLISHED LANDING INSPECTION, AND PERFORMED SATISFACTORY OPERATIONAL CHECK.