This bug was fixed in the package grub2 - 2.02~beta2-35ubuntu1
--------------- grub2 (2.02~beta2-35ubuntu1) xenial; urgency=medium
* debian/postinst.in, debian/kernel/zz-update-grub: Call systemd-detect-virt instead of the Ubuntu specific running-in-container wrapper. (LP: #1539016)
-- Martin Pitt <email address hidden> Thu, 28 Jan 2016 14:25:14 +0100
This bug was fixed in the package grub2 - 2.02~beta2- 35ubuntu1
--------------- 35ubuntu1) xenial; urgency=medium
grub2 (2.02~beta2-
* debian/postinst.in, debian/ kernel/ zz-update- grub: Call systemd-detect-virt in-container wrapper. (LP: #1539016)
instead of the Ubuntu specific running-
-- Martin Pitt <email address hidden> Thu, 28 Jan 2016 14:25:14 +0100