Facebook users are reporting that they have been locked out of Facebook after reporting fake user profiles to the social site. Some users claim that this has been happening for over a week. Facebook issue a statement to BleepingComputer that the issue was fixed towards the end of the day on 10/14/19 and users should now be able to access their account again. Users who have been affected state they have attempted to contact Facebook numerous times over the past week, but have not heard back from the site.
Source: https://www.bleepingcomputer.com/news/technology/facebook-users-being-locked-out-after-reporting-fake-accounts/