In precise, updating to virtualbox 4.1.20 (virtualbox-4.1_4.1.20-80170~Ubuntu~precise) installed through the oracle repository (https://www.virtualbox.org/wiki/Linux_Downloads) for me solves the problem.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1016165 Title: virtualbox-guest-dkms 4.1.16-dfsg-2: virtualbox-guest kernel module failed to build [error: implicit declaration of function ‘do_mmap’] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1016165/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs