The bootup process will randomly stall and most of the time you can't get to a VT though it isn't locked up as a Ctl-Alt-Del will cause a proper shutdown and reboot. There's a lot of noise trying to find the issue in journalctl -b -1 (after a successful boot) but I think MAYBE this is it...
Apr 11 07:56:43 ladyhobbes.localdomain dbus-daemon[723]: dbus[723]: [system] Failed to activate service 'org.freedesktop.PolicyKit1': timed out
Apr 11 07:56:43 ladyhobbes.localdomain dbus[723]: [system] Failed to activate service 'org.freedesktop.PolicyKit1': timed out
Apr 11 07:56:43 ladyhobbes.localdomain dbus-daemon[723]: dbus[723]: [system] Failed to activate service 'org.freedesktop.systemd1': timed out
Apr 11 07:56:43 ladyhobbes.localdomain dbus[723]: [system] Failed to activate service 'org.freedesktop.systemd1': timed out
Apr 11 07:56:43 ladyhobbes.localdomain dbus-daemon[723]: dbus[723]: [system] Failed to activate service 'org.freedesktop.ColorManager': timed out
Apr 11 07:56:43 ladyhobbes.localdomain dbus-daemon[723]: dbus[723]: [system] Activating systemd to hand-off: service name='org.freedesktop.ColorManager' unit='
colord.seApr 11 07:56:43 ladyhobbes.localdomain dbus[723]: [system] Failed to activate service 'org.freedesktop.ColorManager': timed out
Apr 11 07:56:43 ladyhobbes.localdomain dbus[723]: [system] Activating systemd to hand-off: service name='org.freedesktop.ColorManager' unit='colord.service'
Apr 11 07:56:44 ladyhobbes.localdomain dbus-daemon[723]: dbus[723]: [system] Failed to activate service 'org.freedesktop.Accounts': timed out
Apr 11 07:56:44 ladyhobbes.localdomain dbus[723]: [system] Failed to activate service 'org.freedesktop.Accounts': timed out
Apr 11 07:56:44 ladyhobbes.localdomain gdm[727]: Failed to contact accountsservice: Error calling StartServiceByName for org.freedesktop.Accounts: GDBus.Error:org.freed
Apr 11 07:56:44 ladyhobbes.localdomain kernel: traps: gdm-simple-slav[863] trap int3 ip:7f4e822604e9 sp:7fff0619c650 error:0
Apr 11 07:56:45 ladyhobbes.localdomain abrt-hook-ccpp[1110]: Saved core dump of pid 863 (/usr/libexec/gdm-simple-slave) to /var/tmp/abrt/ccpp-2014-04-11-07:56:44-863 (2
Apr 11 07:56:45 ladyhobbes.localdomain systemd[1]: Received SIGRTMIN+21 from PID 226 (plymouthd).
Apr 11 07:56:45 ladyhobbes.localdomain dbus-daemon[723]: dbus[723]: [system] Rejected send message, 1 matched rules; type="method_call", sender=":1.4" (uid=0 pid=727 co
Apr 11 07:56:45 ladyhobbes.localdomain dbus-daemon[723]: dbus[723]: [system] Activating systemd to hand-off: service name='org.freedesktop.Accounts' unit='accounts-daem
Apr 11 07:56:45 ladyhobbes.localdomain dbus[723]: [system] Rejected send message, 1 matched rules; type="method_call", sender=":1.4" (uid=0 pid=727 comm="/usr/sbin/gdm
Apr 11 07:56:45 ladyhobbes.localdomain dbus[723]: [system] Activating systemd to hand-off: service name='org.freedesktop.Accounts' unit='accounts-daemon.service'
Apr 11 07:56:45 ladyhobbes.localdomain gdm[727]: Child process 1119 was already dead.
Apr 11 07:56:45 ladyhobbes.localdomain gdm[727]: GLib-GObject: g_object_ref: assertion 'object->ref_count > 0' failed
Apr 11 07:56:45 ladyhobbes.localdomain gdm[727]: GLib-GObject: g_object_unref: assertion 'object->ref_count > 0' failed
Apr 11 07:56:45 ladyhobbes.localdomain gdm[727]: GdmDisplay: display lasted 0.345361 seconds
Apr 11 07:56:45 ladyhobbes.localdomain systemd[1]: Started Wait for Plymouth Boot Screen to Quit.
Apr 11 07:56:45 ladyhobbes.localdomain dbus-daemon[723]: dbus[723]: [system] Rejected send message, 1 matched rules; type="method_call", sender=":1.4" (uid=0 pid=727 co
Apr 11 07:56:45 ladyhobbes.localdomain dbus[723]: [system] Rejected send message, 1 matched rules; type="method_call", sender=":1.4" (uid=0 pid=727 comm="/usr/sbin/gdm