[ 966.679314][T18557] gre: GRE over IPv4 demultiplexer driver [ 966.709159][T18557] ip_gre: GRE over IPv4 tunneling driver [ 969.017280][T18580] 8021q: 802.1Q VLAN Support v1.8 [ 1048.012892][ C1] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1084470225 wd_nsec: 1084469836 [ 1166.503011][T18859] ip (18859) used greatest stack depth: 24160 bytes left