I just recreated the problem to provide an Xorg.0.log file. The attached file is from after the screen turns black, and I switched to tty1. I had not restarted gdm.
I did not see the message about ureadahead - just a blinking cursor in the upper left corner of the screen. ** Attachment added: "Xorg.0.log" http://launchpadlibrarian.net/39584587/Xorg.0.log -- On first login, but not second, switch user freezes X https://bugs.launchpad.net/bugs/526181 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp