This may be a duplicate of bug 1741934, which was fixed by the 4.4.0-109 kernel. Can you upgrade to 4.4.0-109 and see if this bug still exists?
** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Tags added: pti ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Joseph Salisbury (jsalisbury) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1742418 Title: Stuck attempting to acess "/proc/sys/kernel/nmi_watchdog" file To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1742418/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs