As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PACK 1 FAIL AT ALTITUDE, RIGHT BEFORE FAILURE STRONG SMOKE SMELL, RAN QRH AND PACK FAILED 3 MINUTES AFTER ODOR DISSIPATED AFTER PACK FAIL FOLLOWING WORKSCOPE REQUEST AND FIM TASK 21-20-00-810-801-A PACK 2 OPERATING NORMALLY WITH NO NOTICEABLE SMELL PER EMB170 AMM 21-22-00. ALSO PERFORMED ENGINE AND APU RUNNS WITH CREW. SMELL FOUND TO BE FROM PACK 1 REF LG PG 102801409 ITEM 1 FOR DISCREPANCIES NOTED