Migration failure: uninitialized constant Gitlab::BackgroundMigration::BackfillCiRunnerMachinesPartitionedTable

Description

The FinalizeBackfillCiRunnerMachinesPartitionedTable cannot complete as the code is not available in the release:

rake aborted!
StandardError: An error has occurred, all later migrations canceled:

uninitialized constant Gitlab::BackgroundMigration::BackfillCiRunnerMachinesPartitionedTable
/opt/gitlab/embedded/service/gitlab-rails/lib/gitlab/database/background_migration/batched_migration.rb:228:in `job_class'
/opt/gitlab/embedded/service/gitlab-rails/lib/gitlab/database/background_migration/batched_migration.rb:157:in `cursor?'
/opt/gitlab/embedded/service/gitlab-rails/lib/gitlab/database/background_migration/batched_migration.rb:214:in `next_min_value'
/opt/gitlab/embedded/service/gitlab-rails/lib/gitlab/database/background_migration/batched_migration_runner.rb:103:in `find_next_batch_range

Environment

Impacted offerings:

GitLab Self-Managed

Impacted versions:

17.10.3
17.9.5

Solution

This is a known bug awaiting fix.

Workaround

Mark the migration as complete:

gitlab-rake gitlab:db:mark_migration_complete[20250113163026]

Cause