[ 3798.333632][T30669] gre: GRE over IPv4 demultiplexer driver
[ 3798.353370][T30669] ip_gre: GRE over IPv4 tunneling driver
[ 3837.514425][T31163] ip6_gre: GRE over IPv6 tunneling driver
[ 3872.319450][ T3637] kworker/1:0 (3637) used greatest stack depth: 23664 bytes left