I have exactly the same issue with Hyper-V 2012 R2 version 6.3.9600.16384 (latest available version). Besides, I'm running it in a Hyper-V generation 2 'template'.
Output of "uname -a": Linux gorancid01 3.13.0-29-generic #53-Ubuntu SMP Wed Jun 4 21:00:20 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux ** Tags added: apport-collected -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1320237 Title: Ubuntu 14.04 LTS unable to reboot Status in “linux” package in Ubuntu: Incomplete Bug description: Dear community, I found a very annoying bug when i try to reboot my fresh ubuntu 14.04. uname -a Linux neutrino 3.13.0-24-generic #47-Ubuntu SMP Fri May 2 23:30:00 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux After sudo reboot the system going to reboot, but after Stopping system V runlevel compatibility [OK] line its halt and i get this message: [INFO]task systemd-udevd:1596 [and more different program name] blocked more than 120 seconds Not tainted 3.13.0-24-generic #47-Ubuntu This is a fresh, clear install, it has only apache, ssh, exim4, courier, mysql. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1320237/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp

