[ 1245.883414][T11150] netdevsim netdevsim609 eni609np1: renamed from eth1
[ 1245.981718][T11151] netdevsim netdevsim451 eni451np1: renamed from eth0
[ 1249.336514][T11143] Could not find device with ifindex 2000 in netnsfd 11
[ 1249.337256][T11143] Could not find netns with fd: 2000
[ 1249.337839][T11143] Cannot link a netdevsim to itself
[ 1249.338534][T11143] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).