[ 1221.630133][T11143] netdevsim netdevsim353 eni353np1: renamed from eth0
[ 1221.739972][T11141] netdevsim netdevsim685 eni685np1: renamed from eth1
[ 1224.992647][T11135] Could not find device with ifindex 2000 in netnsfd 11
[ 1224.993345][T11135] Could not find netns with fd: 2000
[ 1224.993947][T11135] Cannot link a netdevsim to itself
[ 1224.994642][T11135] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).