[ 1231.105625][T11136] netdevsim netdevsim627 eni627np1: renamed from eth1
[ 1231.208676][T11137] netdevsim netdevsim507 eni507np1: renamed from eth0
[ 1234.612980][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1234.613775][T11129] Could not find netns with fd: 2000
[ 1234.614485][T11129] Cannot link a netdevsim to itself
[ 1234.615179][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).