The following tests in fast/preloader are failing:
fast/preloader/document-write-2.html
fast/preloader/document-write-noscript.html
fast/preloader/document-write.html
fast/preloader/image.html
fast/preloader/input.html
fast/preloader/link.html
fast/preloader/noscript.html
fast/preloader/script.html
fast/preloader/style.html

Please check attached reference and actual dump files.

Also, the following tests experience the same problems:
fast/preloader/first-base-tag-scanned-wins.html
fast/preloader/first-base-tag-wins.html
fast/preloader/understands-base-tag.html