make -C tools/testing/selftests TARGETS="net/forwarding" TEST_PROGS=sch_tbbf_root.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing/wt-4/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing/wt-4/tools/testing/selftests/net/forwarding'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-4/tools/testing/selftests/net/forwarding'
make[1]: Entering directory '/home/virtme/testing/wt-4/tools/testing/selftests/net/forwarding'
TAP version 13
1..1
# overriding timeout to 21600
# selftests: net/forwarding: sch_tbf_root.sh
# 22.62 [+22.62] TEST: ping vlan 10                                                  [ OK ]
# 23.91 [+1.29] TEST: ping vlan 11                                                  [ OK ]
# 42.67 [+18.76] TEST: TC 0: TBF rate 400Mbit                                        [XFAIL]
# 42.68 [+0.01] Expected rate 381.4Mbps, got 334.3Mbps, which is -12% off. Required accuracy is +-5%.

DETECTED CRASH, lowering timeout

WAIT TIMEOUT stdout

Ctrl-C stdout

Ctrl-C stdout

WAIT TIMEOUT stdout