make -C tools/testing/selftests TARGETS="drivers/net" TEST_PROGS=netpoll_bbasic.py TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-22/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-22/tools/testing/selftests/drivers/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-22/tools/testing/selftests/drivers/net'
make[1]: Entering directory '/home/virtme/testing-22/tools/testing/selftests/net/lib'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-22/tools/testing/selftests/net/lib'
make[1]: Entering directory '/home/virtme/testing-22/tools/testing/selftests/drivers/net'
TAP version 13
1..1
# overriding timeout to 360
# selftests: drivers/net: netpoll_basic.py
# TAP version 13
# 1..1
# # >> Client:
# # - - - - - - - - - - - - - - - - - - - - - - - - -
# [ ID] Interval           Transfer     Bitrate         Retr
# [SUM]   0.00-0.00   sec  0.00 Bytes  0.00 bits/sec    0             sender
# [SUM]   0.00-0.00   sec  0.00 Bytes  0.00 bits/sec                  receiver
# 
# # iperf3: interrupt - the client has terminated
# 
# # >> Server:
# # -----------------------------------------------------------
# Server listening on 36731 (test #1)
# -----------------------------------------------------------
# 
# # iperf3: interrupt - the server has terminated
# 
# # Exception| Traceback (most recent call last):
# # Exception|   File "/home/virtme/testing-22/tools/testing/selftests/net/lib/py/ksft.py", line 244, in ksft_run
# # Exception|     case(*args)
# # Exception|   File "/home/virtme/testing-22/tools/testing/selftests/drivers/net/./netpoll_basic.py", line 365, in test_netpoll
# # Exception|     traffic = GenerateTraffic(cfg)
# # Exception|   File "/home/virtme/testing-22/tools/testing/selftests/drivers/net/lib/py/load.py", line 24, in __init__
# # Exception|     raise Exception("iperf3 traffic did not ramp up")
# # Exception| Exception: iperf3 traffic did not ramp up
# not ok 1 netpoll_basic.test_netpoll
# # Totals: pass:0 fail:1 xfail:0 xpass:0 skip:0 error:0
not ok 1 selftests: drivers/net: netpoll_basic.py # exit=1
make[1]: Leaving directory '/home/virtme/testing-22/tools/testing/selftests/drivers/net'
make: Leaving directory '/home/virtme/testing-22/tools/testing/selftests'
xx__-> echo $?
0
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->