[ 1334.804068][T12612] netdevsim netdevsim417 eni417np1: renamed from eth0
[ 1334.931778][T12611] netdevsim netdevsim532 eni532np1: renamed from eth1
[ 1337.560846][T12601] Could not find device with ifindex 2000 in netnsfd 11
[ 1337.562153][T12601] Could not find netns with fd: 2000
[ 1337.563118][T12601] Cannot link a netdevsim to itself
[ 1337.564237][T12601] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).