[ 1010.459324][T12070] netdevsim netdevsim276 eni276np1: renamed from eth0
[ 1010.558152][T12071] netdevsim netdevsim729 eni729np1: renamed from eth1
[ 1012.499295][T12556] Could not find device with ifindex 2000 in netnsfd 11
[ 1012.500372][T12556] Could not find netns with fd: 2000
[ 1012.501096][T12556] Cannot link a netdevsim to itself
[ 1012.501928][T12556] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).