Google chrome/chromium freezing when typing in address bar

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https://bbs.archlinux.org – yes, my card is nvidia 8600GT.This morning I spent a few experiments.1. I noticed that if you run full-screen application (game), then when you try to switch to the console - is a black screen without text, a problem arises as in KDE and in xfce, if you switch to the console without running full screen applications, the when switching to the console you can see the shell prompt to login (enter your login and password), both in KDE and in xfce.I tried to remove the option "VGA = 773" from the boot parameter has the kernel (GRUB), and the problem with switching to the console was gone. (HowTos)