[ 1243.946816][T11141] netdevsim netdevsim532 eni532np1: renamed from eth1
[ 1243.954487][T11143] netdevsim netdevsim467 eni467np1: renamed from eth0
[ 1247.302164][T11135] Could not find device with ifindex 2000 in netnsfd 11
[ 1247.303047][T11135] Could not find netns with fd: 2000
[ 1247.303701][T11135] Cannot link a netdevsim to itself
[ 1247.304874][T11135] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).