[ 1186.851151][T12775] netdevsim netdevsim745 eni745np1: renamed from eth1
[ 1186.973291][T12778] netdevsim netdevsim291 eni291np1: renamed from eth0
[ 1189.636874][T12771] Could not find device with ifindex 2000 in netnsfd 11
[ 1189.638028][T12771] Could not find netns with fd: 2000
[ 1189.638907][T12771] Cannot link a netdevsim to itself
[ 1189.640012][T12771] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).