For Windows insiders, KB3105208 asks for a system restart which results in a bluescreen. Automatic Repair is unable to fix this. System Restore just hangs after restart…
Microsoft is aware of this issue and the Windows Servicing team has been working on it. The temporary workaround is to disable Secure Boot. This will allow to boot into the system. Now uninstall KB3105208 .Reboot your system and enable secure boot.
Detailed discussion is here