For example, try loading css3/selectors3/html/css3-modsel-14d.html. It hangs the tab for ~100 seconds. :(
I don't see this hang locally. Maybe I should try on my laptop?
If you examine css3/selectors3/html, and click around to 10+ tests, any new tests you click on take forever. Curiously the first few go quickly.
45.02s 45.02s (garbage collector) 17.81s 17.81s (program) 114ms 133ms pixelzoomer.js:124 handleMouseMove 58ms 284ms chrome-extensio…o/creme.js:331 doit 48ms 247ms chrome-extensio…o/creme.js:331 doit 40ms 40ms extensions/miscellaneous_bindings.js:53 chromeHidden.Port.hasPort I profiled it. Here's the top of the stack. 45 seconds in gc! 18 seconds in "program", not really sure what that refers to.
I don't get this in an incognito window. Must be a Chrome extension going haywire.