[ 1301.865385][T11134] netdevsim netdevsim637 eni637np1: renamed from eth1
[ 1301.870899][T11136] netdevsim netdevsim469 eni469np1: renamed from eth0
[ 1305.442698][T11128] Could not find device with ifindex 2000 in netnsfd 11
[ 1305.443519][T11128] Could not find netns with fd: 2000
[ 1305.444135][T11128] Cannot link a netdevsim to itself
[ 1305.444986][T11128] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).