[ 1237.733536][T11137] netdevsim netdevsim352 eni352np1: renamed from eth0
[ 1237.779092][T11135] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1241.194201][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1241.194895][T11129] Could not find netns with fd: 2000
[ 1241.195424][T11129] Cannot link a netdevsim to itself
[ 1241.196078][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).