Bug Description: I have an (old) hypervisor with an Intel Xeon E3110 (Core 2 Duo E8400 rebranded) that is unable to boot 2 of my 17 KVM guests. The guests that boot fine are all Xenial (running 4.4.0-104.127) The 2 that do not work are: a Trusty VM (3.13-137.186) and an OpenBSD 6.2 VM (latest kernel) With previous kernels, the host used those boot arguments_hugepages=3008 kaslr nmi_watchdog=0 possible_cpus=2 transparent_ hugepage= never vsyscall=none.”]
Source: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1742286