[ 1240.522161][T11139] netdevsim netdevsim752 eni752np1: renamed from eth1
[ 1240.608725][T11141] netdevsim netdevsim436 eni436np1: renamed from eth0
[ 1243.866271][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1243.867084][T11133] Could not find netns with fd: 2000
[ 1243.867729][T11133] Cannot link a netdevsim to itself
[ 1243.868452][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).