Reverting the default/grub change and adding the blacklist didn't work I'm afraid. Attaching lspci -v.
** Attachment added: "lspci" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/777212/+attachment/2196855/+files/lspci -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/777212 Title: [Lenovo L420] System boots to garbled display To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/777212/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
