[ 1283.418250][T12886] netdevsim netdevsim570 eni570np1: renamed from eth1
[ 1283.530355][T12885] netdevsim netdevsim348 eni348np1: renamed from eth0
[ 1286.042033][T12872] Could not find device with ifindex 2000 in netnsfd 11
[ 1286.043161][T12872] Could not find netns with fd: 2000
[ 1286.044030][T12872] Cannot link a netdevsim to itself
[ 1286.045616][T12872] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).