[ 875.204152][T12092] gre: GRE over IPv4 demultiplexer driver [ 875.243262][T12092] ip_gre: GRE over IPv4 tunneling driver [ 898.334465][ C1] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1376909814 wd_nsec: 1376909195