Resumed from hibernate, upgraded to 20170104 and rebooted. Simple boot does not work anymore. Booted from gnulinux-4.9.0-2-default-recovery and succeeded. Want to restore gnulinux-simple. Error messages are:
erlangen:~ # journalctl -b -1 -p3
-- Logs begin at Wed 2016-11-09 17:21:06 CET, end at Sun 2017-01-08 23:49:35 CET. --
Jan 08 22:48:58 erlangen kernel: ACPI Error: \_SB_.PCI0.XHC_.RHUB.HS11] Namespace lookup failure, AE_NOT_FOUND (20160831/dswload-210)
Jan 08 22:48:58 erlangen kernel: ACPI Exception: AE_NOT_FOUND, During name lookup/catalog (20160831/psobject-227)
Jan 08 22:48:58 erlangen kernel: ACPI Exception: AE_NOT_FOUND, (SSDT:xh_rvp08) while loading table (20160831/tbxfload-228)
Jan 08 22:48:58 erlangen kernel: ACPI Error: 1 table load failures, 5 successful (20160831/tbxfload-246)
Jan 08 22:49:04 erlangen kernel: watchdog: watchdog0: watchdog did not stop!
erlangen:~ #