Boot stopped at UTMP update

[dugom12]

There will be no further changes in 'progress polling...' after the UTMP update is complete. It doesn't boot.
Even if I try to recover by creating a bootable USB, recovery does not work. help me.

Log:
Welcome to CentOS Linux 7 (Core)!

[OK] Stopped Switch Root.
[OK] Stopped Journal Service.
Starting Journal Service...
Mounting Debug File System...
[OK] Listening on udev Control Socket.
[OK] Stopped File System Check on Root Device.
[OK] Stopped target Switch Root.
[OK] Reached target Host and Network Name Lookups.
[OK] Listening on /dev/initctl Compatibility Named Pipe.
[OK] Reached target User and Group Name Lookups.
[OK] Listening on LVM2 poll daemon socket.
Mounting POSIX Message Queue File System...
[OK] Started Update UTMP about System Runlevel Changes. Completed Startup. progress polling....