Wait for automatic restart or restart it manually.
For some technical details, see:
- https://social.msdn.microsoft.com/Forums/en-US/f62dc3a5-6644-4f05-82d6-5ef13f5f6672
- https://answers.microsoft.com/en-us/insider/forum/insider_wintp-insider_update-insiderplat_pc/windows-10-kernel-data-inpage-error/6f2a402d-aaee-4ec4-b6fa-19d556969391
If it starts successfully, then check your disks, as suggested. For example, go to File Explorer, right-click the C: disk, select Properties, Tools, Check.