So the involvement of menus is secondary to the main problem -- nautilus gets itself stuck in a silly loop reading and re-reading the free space on the drive. If a bookmarked directory is also involved then this results in the bookmarks menu also being updated, thus causing the issue we see here.
So the involvement of menus is secondary to the main problem -- nautilus gets itself stuck in a silly loop reading and re-reading the free space on the drive. If a bookmarked directory is also involved then this results in the bookmarks menu also being updated, thus causing the issue we see here.