[ 1291.301626][T13056] netdevsim netdevsim426 eni426np1: renamed from eth0
[ 1291.358137][T13057] netdevsim netdevsim637 eni637np1: renamed from eth1
[ 1294.255925][T13043] Could not find device with ifindex 2000 in netnsfd 11
[ 1294.257737][T13043] Could not find netns with fd: 2000
[ 1294.259687][T13043] Cannot link a netdevsim to itself
[ 1294.261404][T13043] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).