make -C tools/testing/selftests TARGETS="net" TEST_PROGS=unicast_extensionns.sh TEST_GEN_PROGS="" run_tests

DETECTED CRASH, lowering timeout
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: unicast_extensions.sh
# 0.27 [+0.27] ###########################################################################
# 0.28 [+0.00] Unicast address extensions tests (behavior of reserved IPv4 addresses)
# 0.28 [+0.00] ###########################################################################
# 3.99 [+3.71] TEST: assign and ping within 240/4 (1 of 2) (is allowed)            [ OK ]
# 8.32 [+4.32] TEST: assign and ping within 240/4 (2 of 2) (is allowed)            [ OK ]
# 12.60 [+4.29] TEST: assign and ping within 0/8 (1 of 2) (is allowed)              [ OK ]
# 16.81 [+4.21] TEST: assign and ping within 0/8 (2 of 2) (is allowed)              [ OK ]
# 21.14 [+4.33] TEST: assign and ping inside 255.255/16 (is allowed)                [ OK ]
# 25.49 [+4.34] TEST: assign and ping inside 255.255.255/24 (is allowed)            [ OK ]
# 32.56 [+7.07] TEST: route between 240.5.6/24 and 255.1.2/24 (is allowed)          [ OK ]
# 40.08 [+7.52] TEST: route between 0.200/16 and 245.99/16 (is allowed)             [ OK ]
# 44.41 [+4.33] TEST: assign and ping lowest address (/24)                          [ OK ]
# 48.69 [+4.29] TEST: assign and ping lowest address (/26)                          [ OK ]
# 56.35 [+7.66] TEST: routing using lowest address                                  [ OK ]
# 60.63 [+4.28] TEST: assigning 0.0.0.0 (is forbidden)                              [ OK ]
# 64.80 [+4.18] TEST: assigning 255.255.255.255 (is forbidden)                      [ OK ]
# 68.82 [+4.01] TEST: assign and ping inside 127/8 (is forbidden)                   [ OK ]
# 72.80 [+3.99] TEST: assign and ping class D address (is forbidden)                [ OK ]
# 78.06 [+5.25] TEST: routing using class D (is forbidden)                          [ OK ]
# 84.56 [+6.51] TEST: routing using 127/8 (is forbidden)                            [ OK ]
ok 1 selftests: net: unicast_extensions.sh
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests'
xx__-> echo $?
0
xx__->