Description

Safari mobile crashes without error and reloads the page when exploring pattern categories.

The cause for this is commonly a memory leak or a process blocking the UI.

Maybe related to #64732

cc: @annezazu @ellatrix

Step-by-step reproduction instructions

In the site editor:

• Click Patterns
• Change the items per page to 100
• Try to close the settings and scroll
• Verify the browser crashes and reloads automatically

In the post and page editors:

• Open the pattern inserter
• Click on a category
• Click Back
• Click on another category
• Continue until the browser crashes and reloads automatically

Screenshots, screen recording, code snippet

Side editor crash

Increase the items per page to 100 and scroll to explore patterns.

Post and page editor crash

Open and close pattern categories from the pattern inserter.

Environment info

Tested on iPhone 15 (iOS 17.5)

Please confirm that you have searched existing issues in the repo.

• Yes

Please confirm that you have tested with all plugins deactivated except Gutenberg.

• Yes