START	sys/netinet6/rip6cksum	2025-01-17T05:26:58Z

==== run-error-negative ====
cc -O2 -pipe  -g -Wall -Wpointer-arith -Wuninitialized -Wstrict-prototypes -Wmissing-prototypes -Wunused -Wsign-compare -Wshadow  -MD -MP  -c /usr/src/regress/sys/netinet6/rip6cksum/rip6cksum.c
cc   -o rip6cksum rip6cksum.o 
# set socket option IPV6_CHECKSUM to -2, expect error
./rip6cksum -c -2 -e
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum -2
setsockopt failed as expected: Invalid argument

==== run-error-odd ====
# set socket option IPV6_CHECKSUM to 1, expect error
./rip6cksum -c 1 -e
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 1
setsockopt failed as expected: Invalid argument

==== run-no-cksum ====
# send and receive packet without checksum
./rip6cksum -r 32 -s 8 -w --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -r 8 -s 32
socket inet6 raw 255
bind ::1
connect ::1
fork child process
child pid 14663
select socket read
execute python3
payload length is 32
filter proto 255 and len = 52
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: timeout
*** Error 1 in . (Makefile:34 'run-no-cksum')
FAILED

==== run-bad-cksum ====
# enable checksum, send packet without checksum, expect icmp
./rip6cksum -c 0 --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -i -r 32 -s 32
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 0
fork child process
child pid 5516
wait for child
execute python3
payload length is 32
filter icmp6 and len = 124
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: child program python3 status 256
*** Error 1 in . (Makefile:40 'run-bad-cksum')
FAILED

==== run-disable-cksum ====
# send and receive packet with explicitly disabled checksum
./rip6cksum -c -1 -r 32 -s 8 -w --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -r 8 -s 32
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum -1
fork child process
child pid 21057
select socket read
execute python3
payload length is 32
filter proto 255 and len = 52
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: timeout
*** Error 1 in . (Makefile:46 'run-disable-cksum')
FAILED

==== run-ckoff-0 ====
# use checksum at offset 0
./rip6cksum -c 0 -r 32 -s 8 -w --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -c 0 -r 8 -s 32
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 0
fork child process
child pid 37739
select socket read
execute python3
payload length is 32
calculated checksum is 3551
filter proto 255 and len = 52
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: timeout
*** Error 1 in . (Makefile:52 'run-ckoff-0')
FAILED

==== run-ckoff-0-empty ====
# use checksum at offset 0, but packet is empty, expect icmp
./rip6cksum -c 0 --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -i -r 0 -s 0
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 0
fork child process
child pid 48591
wait for child
execute python3
payload length is 0
filter icmp6 and len = 92
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: child program python3 status 256
*** Error 1 in . (Makefile:58 'run-ckoff-0-empty')
FAILED

==== run-ckoff-0-short ====
# use checksum at offset 0, but packet is only 1 byte long, expect icmp
./rip6cksum -c 0 --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -i -r 1 -s 1
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 0
fork child process
child pid 8717
wait for child
execute python3
payload length is 1
filter icmp6 and len = 93
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: child program python3 status 256
*** Error 1 in . (Makefile:64 'run-ckoff-0-short')
FAILED

==== run-ckoff-0-exact ====
# use checksum at offset 0, packet is exactly 2 bytes long
./rip6cksum -c 0 -r 2 -s 2 -w --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -c 0 -s 2
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 0
fork child process
child pid 53308
select socket read
execute python3
payload length is 2
calculated checksum is 65276
filter proto 255
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: timeout
*** Error 1 in . (Makefile:70 'run-ckoff-0-exact')
FAILED

==== run-ckoff-0-long ====
# use checksum at offset 0, packet is 3 bytes long
./rip6cksum -c 0 -r 3 -s 3 -w --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -c 0 -s 3
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 0
fork child process
child pid 84838
select socket read
execute python3
payload length is 3
calculated checksum is 64763
filter proto 255
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: timeout
*** Error 1 in . (Makefile:76 'run-ckoff-0-long')
FAILED

==== run-ckoff-2 ====
# use checksum at offset 2
./rip6cksum -c 2 -r 32 -s 8 -w --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -c 2 -r 8 -s 32
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 2
fork child process
child pid 57609
select socket read
execute python3
payload length is 32
calculated checksum is 4065
filter proto 255 and len = 52
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: timeout
*** Error 1 in . (Makefile:82 'run-ckoff-2')
FAILED

==== run-ckoff-2-empty ====
# use checksum at offset 2, but packet is empty, expect icmp
./rip6cksum -c 2 --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -i -r 0 -s 0
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 2
fork child process
child pid 22601
wait for child
execute python3
payload length is 0
filter icmp6 and len = 92
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: child program python3 status 256
*** Error 1 in . (Makefile:88 'run-ckoff-2-empty')
FAILED

==== run-ckoff-2-short-1 ====
# use checksum at offset 2, but packet is only 1 byte long, expect icmp
./rip6cksum -c 2 --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -i -r 1 -s 1
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 2
fork child process
child pid 29290
wait for child
execute python3
payload length is 1
filter icmp6 and len = 93
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: child program python3 status 256
*** Error 1 in . (Makefile:94 'run-ckoff-2-short-1')
FAILED

==== run-ckoff-2-short-2 ====
# use checksum at offset 2, but packet is only 2 byte long, expect icmp
./rip6cksum -c 2 --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -i -r 2 -s 2
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 2
fork child process
child pid 95668
wait for child
execute python3
payload length is 2
filter icmp6 and len = 94
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: child program python3 status 256
*** Error 1 in . (Makefile:100 'run-ckoff-2-short-2')
FAILED

==== run-ckoff-2-short-3 ====
# use checksum at offset 2, but packet is only 3 byte long, expect icmp
./rip6cksum -c 2 --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -i -r 3 -s 3
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 2
fork child process
child pid 24479
wait for child
execute python3
payload length is 3
filter icmp6 and len = 95
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: child program python3 status 256
*** Error 1 in . (Makefile:106 'run-ckoff-2-short-3')
FAILED

==== run-ckoff-2-exact ====
# use checksum at offset 2, packet is exactly 4 bytes long
./rip6cksum -c 2 -r 4 -s 4 -w --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -c 2 -s 4
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 2
fork child process
child pid 11646
select socket read
execute python3
payload length is 4
calculated checksum is 65273
filter proto 255
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: timeout
*** Error 1 in . (Makefile:112 'run-ckoff-2-exact')
FAILED

==== run-ckoff-2-long ====
# use checksum at offset 2, packet is 5 bytes long
./rip6cksum -c 2 -r 5 -s 5 -w --  python3 -u /usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py -c 2 -s 5
socket inet6 raw 255
bind ::1
connect ::1
setsockopt ipv6 checksum 2
fork child process
child pid 80482
select socket read
execute python3
payload length is 5
calculated checksum is 64248
filter proto 255
/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py:699: SyntaxWarning: 'iface' has no effect on L3 I/O sr(). For multicast/link-local see https://scapy.readthedocs.io/en/latest/usage.html#multicast
  warnings.warn(
Traceback (most recent call last):
  File "/usr/src/regress/sys/netinet6/rip6cksum/sendrecv.py", line 62, in <module>
    ans=sr(req, iface="lo0", filter=filter, timeout=10)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 705, in sr
    iface, ipv6 = _interface_selection(x)
                  ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/sendrecv.py", line 676, in _interface_selection
    iff = resolve_iface(_iff or conf.iface)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 434, in resolve_iface
    return resolve_iface(dev, retry=False)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/scapy/interfaces.py", line 431, in resolve_iface
    raise ValueError("Interface '%s' not found !" % dev)
ValueError: Interface 'lo0' not found !
rip6cksum: timeout
*** Error 1 in . (Makefile:118 'run-ckoff-2-long')
FAILED

FAIL	sys/netinet6/rip6cksum	*** Error 1 in . (Makefile:34 'run-no-cksum'), *** Error 1 in . (Makefile:40 'run-bad-cksum'), *** Error 1 in . (Makefile:46 'run-disable-cksum'), *** Error 1 in . (Makefile:52 'run-ckoff-0'), *** Error 1 in . (Makefile:58 'run-ckoff-0-empty'), *** Error 1 in . (Makefile:64 'run-ckoff-0-short'), *** Error 1 in . (Makefile:70 'run-ckoff-0-exact'), *** Error 1 in . (Makefile:76 'run-ckoff-0-long'), *** Error 1 in . (Makefile:82 'run-ckoff-2'), *** Error 1 in . (Makefile:88 'run-ckoff-2-empty'), *** Error 1 in . (Makefile:94 'run-ckoff-2-short-1'), *** Error 1 in . (Makefile:100 'run-ckoff-2-short-2'), *** Error 1 in . (Makefile:106 'run-ckoff-2-short-3'), *** Error 1 in . (Makefile:112 'run-ckoff-2-exact'), *** Error 1 in . (Makefile:118 'run-ckoff-2-long')