Serialize context

[DerManoMann]

Fixes #1967

[github-actions]

Created backport PR for 5.x:

• [Backport #1968 to 5.x] Serialize context #1969 with remaining conflicts!

Please cherry-pick the changes locally and resolve any conflicts.

git fetch origin backport-1968-to-5.x
git worktree add --checkout .worktree/backport-1968-to-5.x backport-1968-to-5.x
cd .worktree/backport-1968-to-5.x
git reset --hard HEAD^
git cherry-pick -x 9447c1f45b5ae93185caea9a0c8e298399188a25
git push --force-with-lease