Can't verify CSRF token authenticity after upgrading to 9.4

I'm getting CSRF token errors after upgrading to version 9.4!

==> /var/log/gitlab/gitlab-rails/production.log <==
Started POST "/users/sign_in" for 85.242.111.77 at 2017-07-23 16:29:05 +0000
Processing by SessionsController#create as HTML
  Parameters: {"utf8"=>"✓", "authenticity_token"=>"ihd6uEN1dppdDkFQ0dGewRXs4V0EZTLkFhDC/xvfFiRytyrWxmdBR4L2VE0TvHDzg4efSktroPZmbuwkoZAXlg==", "user"=>{"login"=>"admin@local.host", "password"=>"[FILTERED]", "remember_me"=>"0"}}
Can't verify CSRF token authenticity
Completed 422 Unprocessable Entity in 234ms (ActiveRecord: 21.6ms)

ActionController::InvalidAuthenticityToken (ActionController::InvalidAuthenticityToken):
  lib/gitlab/performance_bar/peek_performance_bar_with_rack_body.rb:16:in `call'
  lib/gitlab/middleware/multipart.rb:93:in `call'
  lib/gitlab/request_profiler/middleware.rb:14:in `call'
  lib/gitlab/middleware/go.rb:16:in `call'
  lib/gitlab/etag_caching/middleware.rb:11:in `call'
  lib/gitlab/request_context.rb:18:in `call'
  lib/gitlab/metrics/connection_rack_middleware.rb:31:in `call'

NOTE: LDAP login works file!