[  563.369636][ T3650] gre: GRE over IPv4 demultiplexer driver
[  563.376687][ T3650] ip_gre: GRE over IPv4 tunneling driver
[  564.571265][ T3697] ip (3697) used greatest stack depth: 24032 bytes left
[  621.415951][    C0] clocksource: Watchdog remote CPU 1 read timed out