[ 1228.181692][T11137] netdevsim netdevsim654 eni654np1: renamed from eth1
[ 1228.200565][T11139] netdevsim netdevsim375 eni375np1: renamed from eth0
[ 1231.622729][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1231.623453][T11131] Could not find netns with fd: 2000
[ 1231.623990][T11131] Cannot link a netdevsim to itself
[ 1231.624969][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).