Looks like <http://trac.webkit.org/r169105> made this test less crashy on some bots, but more crashy on others: http://webkit-test-results.appspot.com/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=fast%2Fregions%2Fcssom%2Fregion-range-for-box-crash.html Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 com.apple.WebCore 0x00000001068b2f7e WebCore::SelectionIterator::checkForSpanner() + 46 (RenderView.cpp:69) 1 com.apple.WebCore 0x00000001068b3767 WebCore::SelectionIterator::SelectionIterator(WebCore::RenderObject*) + 55 (RenderView.cpp:65) 2 com.apple.WebCore 0x00000001068a51cd WebCore::SelectionIterator::SelectionIterator(WebCore::RenderObject*) + 29 (RenderView.cpp:65) 3 com.apple.WebCore 0x00000001068a16e9 WebCore::RenderView::setSubtreeSelection(WebCore::SelectionSubtreeRoot&, WebCore::RenderObject*, int, WebCore::RenderObject*, int, WebCore::RenderView::SelectionRepaintMode) + 249 (RenderView.cpp:935) 4 com.apple.WebCore 0x00000001068a3155 WebCore::RenderView::splitSelectionBetweenSubtrees(WebCore::RenderObject*, int, WebCore::RenderObject*, int, WebCore::RenderView::SelectionRepaintMode) + 1365 (RenderView.cpp:910) 5 com.apple.WebCore 0x00000001068a15e1 WebCore::RenderView::setSelection(WebCore::RenderObject*, int, WebCore::RenderObject*, int, WebCore::RenderView::SelectionRepaintMode) + 449 (RenderView.cpp:865) 6 com.apple.WebCore 0x00000001068a3234 WebCore::RenderView::clearSelection() + 84 (RenderView.cpp:1078) 7 com.apple.WebCore 0x00000001066507b7 WebCore::RenderElement::removeChildInternal(WebCore::RenderObject&, WebCore::RenderElement::NotifyChildrenType) + 487 (RenderElement.cpp:621) 8 com.apple.WebCore 0x00000001066505c2 WebCore::RenderElement::removeChild(WebCore::RenderObject&) + 34 (RenderElement.cpp:521)
Skipped in <http://trac.webkit.org/r169117>.
Created attachment 231876 [details] Patch
Created attachment 231878 [details] Patch 2 Unskip the test file too.
Comment on attachment 231878 [details] Patch 2 r=me
Comment on attachment 231878 [details] Patch 2 Clearing flags on attachment: 231878 Committed r169273: <http://trac.webkit.org/changeset/169273>
All reviewed patches have been landed. Closing bug.
*** Bug 133252 has been marked as a duplicate of this bug. ***