https://bugs.freedesktop.org/show_bug.cgi?id=49263

--- Comment #2 from vimregisters@gmail.com 2012-04-29 12:32:25 PDT --- (In reply to comment #1)

Please attach your xorg log and dmesg output

Actually, I can't reproduce the problem anymore. I tried suspend/reboot several times without hitting this again. But I hit another issue where my laptop screen is black on resume. I'll open up a separate bug report for that.