Saving Anything in Admin throws 500 Error Citing OpenSSL::Cipher::CipherError ()

Summary

Any change by root (uploading license, adding user, changing email preferences) fails upon clicking Apply or Save and redirects to 500 error page. Error cited in production.log is "OpenSSL::Cipher:CipherError ():".

Steps to reproduce

Install Gitlab EE 14.01 Omnibus on CentOS 8.3.2011

What is the current bug behavior?

Any change by root (uploading license, adding user, changing email preferences) fails upon clicking Apply or Save and redirects to 500 error page.

What is the expected correct behavior?

Relevant logs and/or screenshots

==> /var/log/gitlab/gitlab-rails/production.log <==
  
OpenSSL::Cipher::CipherError ():
  
app/services/application_settings/update_service.rb:50:in `update_settings'
lib/gitlab/metrics/instrumentation.rb:160:in `block in update_settings'
lib/gitlab/metrics/method_call.rb:27:in `measure'
lib/gitlab/metrics/instrumentation.rb:160:in `update_settings'
app/services/application_settings/update_service.rb:12:in `execute'
ee/app/services/ee/application_settings/update_service.rb:25:in `execute'
app/controllers/admin/application_settings_controller.rb:259:in `perform_update'
app/controllers/admin/application_settings_controller.rb:46:in `block (2 levels) in <class:ApplicationSettingsController>'
ee/lib/gitlab/ip_address_state.rb:10:in `with'
ee/app/controllers/ee/application_controller.rb:40:in `set_current_ip_address'
app/controllers/application_controller.rb:487:in `set_current_admin'
lib/gitlab/session.rb:11:in `with_session'
app/controllers/application_controller.rb:478:in `set_session_storage'
lib/gitlab/i18n.rb:99:in `with_locale'
lib/gitlab/i18n.rb:105:in `with_user_locale'
app/controllers/application_controller.rb:472:in `set_locale'
app/controllers/application_controller.rb:466:in `set_current_context'
lib/gitlab/metrics/elasticsearch_rack_middleware.rb:16:in `call'
lib/gitlab/middleware/rails_queue_duration.rb:33:in `call'
lib/gitlab/metrics/rack_middleware.rb:16:in `block in call'
lib/gitlab/metrics/web_transaction.rb:21:in `run'
lib/gitlab/metrics/rack_middleware.rb:16:in `call'
lib/gitlab/middleware/speedscope.rb:13:in `call'
lib/gitlab/request_profiler/middleware.rb:17:in `call'
lib/gitlab/jira/middleware.rb:19:in `call'
lib/gitlab/middleware/go.rb:20:in `call'
lib/gitlab/etag_caching/middleware.rb:21:in `call'
lib/gitlab/middleware/multipart.rb:172:in `call'
lib/gitlab/middleware/read_only/controller.rb:50:in `call'
lib/gitlab/middleware/read_only.rb:18:in `call'
lib/gitlab/middleware/same_site_cookies.rb:27:in `call'
lib/gitlab/middleware/handle_malformed_strings.rb:21:in `call'
lib/gitlab/middleware/basic_health_check.rb:25:in `call'
lib/gitlab/middleware/handle_ip_spoof_attack_error.rb:25:in `call'
lib/gitlab/middleware/request_context.rb:21:in `call'
config/initializers/fix_local_cache_middleware.rb:11:in `call'
lib/gitlab/middleware/rack_multipart_tempfile_factory.rb:19:in `call'
lib/gitlab/metrics/requests_rack_middleware.rb:74:in `call'
lib/gitlab/middleware/release_env.rb:12:in `call'

Output of checks

Results of GitLab environment info

System information
System:         CentOS 8.3.2011
Proxy:          no
Current User:   git
Using RVM:      no
Ruby Version:   2.7.2p137
Gem Version:    3.1.4
Bundler Version:2.1.4
Rake Version:   13.0.3
Redis Version:  6.0.14
Git Version:    2.32.0
Sidekiq Version:5.2.9
Go Version:     unknown

GitLab information
Version:        14.0.1-ee
Revision:       38151bb98b6
Directory:      /opt/gitlab/embedded/service/gitlab-rails
DB Adapter:     PostgreSQL
DB Version:     12.6
URL:            http://u1gitlab01v.dev.identrust.com
HTTP Clone URL: http://u1gitlab01v.dev.identrust.com/some-group/some-project.git
SSH Clone URL:  git@u1gitlab01v.dev.identrust.com:some-group/some-project.git
Elasticsearch:  no
Geo:            no
Using LDAP:     yes
Using Omniauth: yes
Omniauth Providers: 

GitLab Shell
Version:        13.19.0
Repository storage paths:
- default:      /var/opt/gitlab/git-data/repositories
GitLab Shell path:              /opt/gitlab/embedded/service/gitlab-shell
Git:            /opt/gitlab/embedded/bin/git

Results of GitLab application Check

Checking GitLab subtasks ...

Checking GitLab Shell ...

GitLab Shell: ... GitLab Shell version >= 13.19.0 ? ... OK (13.19.0)
Running /opt/gitlab/embedded/service/gitlab-shell/bin/check
Internal API available: OK
Redis available via internal API: OK
gitlab-shell self-check successful

Checking GitLab Shell ... Finished

Checking Gitaly ...

Gitaly: ... default ... OK

Checking Gitaly ... Finished

Checking Sidekiq ...

Sidekiq: ... Running? ... yes
Number of Sidekiq processes (cluster/worker) ... 1/1

Checking Sidekiq ... Finished

Checking Incoming Email ...

Incoming Email: ... Reply by email is disabled in config/gitlab.yml

Checking Incoming Email ... Finished

Checking LDAP ...

LDAP: ... Server: ldapmain
LDAP authentication... Failed. Check `bind_dn` and `password` configuration values
LDAP users with access to your GitLab server (only showing the first 100 results)
        User output sanitized. Found 0 users of 100 limit.

Checking LDAP ... Finished

Checking GitLab App ...

Git configured correctly? ... yes
Database config exists? ... yes
All migrations up? ... yes
Database contains orphaned GroupMembers? ... no
GitLab config exists? ... yes
GitLab config up to date? ... yes
Log directory writable? ... yes
Tmp directory writable? ... yes
Uploads directory exists? ... yes
Uploads directory has correct permissions? ... yes
Uploads directory tmp has correct permissions? ... skipped (no tmp uploads folder yet)
Init script exists? ... skipped (omnibus-gitlab has no init script)
Init script up-to-date? ... skipped (omnibus-gitlab has no init script)
Projects have namespace: ... 
2/1 ... yes
Redis version >= 5.0.0? ... yes
Ruby version >= 2.7.2 ? ... yes (2.7.2)
Git version >= 2.31.0 ? ... yes (2.32.0)
Git user has default SSH configuration? ... yes
Active users: ... 1
Is authorized keys file accessible? ... yes
GitLab configured to store new projects in hashed storage? ... yes
All projects are in hashed storage? ... yes
Elasticsearch version 7.x (6.4 - 6.x deprecated to be removed in 13.8)? ... skipped (elasticsearch is disabled)

Checking GitLab App ... Finished


Checking GitLab subtasks ... Finished