I can confirm that it boots now (hardware info in https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1741869 )
dmesg | grep isolation returns no results, though. ➜ ~ dmesg | grep isolation ➜ ~ uname -a Linux gdr-desktop 4.4.0-104-generic #127~lp1741934 SMP Mon Jan 8 18:37:25 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1741934 Title: Kernel panic with xenial 4.4 stack (4.4.0-108.131, Candidate kernels for PTI fix) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1741934/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs