make -C tools/testing/selftests TARGETS="drivers/net" TEST_PROGS=xdp.py TEEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing/wt-17/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing/wt-17/tools/testing/selftests/drivers/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-17/tools/testing/selftests/drivers/net'
make[1]: Entering directory '/home/virtme/testing/wt-17/tools/testing/selftests/net/lib'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-17/tools/testing/selftests/net/lib'
make[1]: Entering directory '/home/virtme/testing/wt-17/tools/testing/selftests/drivers/net'
TAP version 13
1..1
# timeout set to 180
# selftests: drivers/net: xdp.py
# Traceback (most recent call last):
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/drivers/net/./xdp.py", line 790, in <module>
#     main()
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/drivers/net/./xdp.py", line 766, in main
#     with NetDrvEpEnv(__file__) as cfg:
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/drivers/net/lib/py/env.py", line 145, in __init__
#     self.create_local()
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/drivers/net/lib/py/env.py", line 176, in create_local
#     self._ns = NetdevSimDev()
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/net/lib/py/nsim.py", line 87, in __init__
#     self.nsims.append(self._make_port(port_index, ifnames[port_index]))
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/net/lib/py/nsim.py", line 101, in _make_port
#     return NetdevSim(self, port_index, ifname, self.ns)
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/net/lib/py/nsim.py", line 30, in __init__
#     ret = ip("-j link show dev %s" % ifname, ns=ns)
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/net/lib/py/utils.py", line 190, in ip
#     return tool('ip', args, json=json, host=host)
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/net/lib/py/utils.py", line 177, in tool
#     cmd_obj = cmd(cmd_str, ns=ns, host=host)
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/net/lib/py/utils.py", line 75, in __init__
#     self.process(terminate=False, fail=fail, timeout=timeout)
#   File "/home/virtme/testing/wt-17/tools/testing/selftests/net/lib/py/utils.py", line 95, in process
#     raise CmdExitFailure("Command failed: %s\nSTDOUT: %s\nSTDERR: %s" %
# net.lib.py.utils.CmdExitFailure: Command failed: ['ip', '-j', 'link', 'show', 'dev', 'eth0']
# STDOUT: b''
# STDERR: b'!!!malformed message: len=0\n'
not ok 1 selftests: drivers/net: xdp.py # exit=1
make[1]: Leaving directory '/home/virtme/testing/wt-17/tools/testing/selftests/drivers/net'
make: Leaving directory '/home/virtme/testing/wt-17/tools/testing/selftests'
xx__-> echo $?
0
xx__->