[ 1289.053481][T11138] netdevsim netdevsim334 eni334np1: renamed from eth0
[ 1289.055201][T11136] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1292.444824][T11130] Could not find device with ifindex 2000 in netnsfd 11
[ 1292.445587][T11130] Could not find netns with fd: 2000
[ 1292.446153][T11130] Cannot link a netdevsim to itself
[ 1292.446948][T11130] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).