According to RH bug report comment, the problem was introduced with an upstream merge commit f9369910a6225b8d4892c3f20ae740a711cd5ace (before 3.5.0-rc1 release). Indeed: 3.4.0-5.11 boots fine, 3.5.0-1.1 (upstream 3.5.0-rc3) freezes.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1070773 Title: system hangs on boot (at loading radeon related modules) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1070773/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs