[ 1233.297286][T11133] netdevsim netdevsim557 eni557np1: renamed from eth1
[ 1233.321356][T11135] netdevsim netdevsim464 eni464np1: renamed from eth0
[ 1236.741911][T11127] Could not find device with ifindex 2000 in netnsfd 11
[ 1236.742629][T11127] Could not find netns with fd: 2000
[ 1236.743183][T11127] Cannot link a netdevsim to itself
[ 1236.743871][T11127] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).