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[Bug 2023547] Re: ubuntu_kernel_selftests/net:fib_rule_tests.sh fail dsfield connect tests

 

This issue can be found on Lunar Azure 6.2
On Standard_A2_v2 (-1005, with just one failure) and Standard_B1ms (-1005, -1006, -1007, with 4 failures)

** Tags added: 6.2 aws azure lunar sru-20230612 ubuntu-kernel-selftests

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https://bugs.launchpad.net/bugs/2023547

Title:
  ubuntu_kernel_selftests/net:fib_rule_tests.sh fail dsfield connect
  tests

Status in ubuntu-kernel-tests:
  New

Bug description:
  This was seen while testing the lunar:linux-aws 6.2.0-1005.5 release
  where some dsfield connect tests fail.

  Full logs from http://10.246.75.167/2023.05.15/lunar/linux-
  aws/6.2.0-1005.5/sru-aws-aws-a1.medium-ubuntu_kernel_selftests-
  log.html#net:fib_rule_tests.sh-start:

  Running 'make run_tests -C net TEST_PROGS=fib_rule_tests.sh TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
  make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/net'
  TAP version 13
  1..1
  # selftests: net: fib_rule_tests.sh
  # net.ipv4.ip_forward = 1
  # 
  #     TEST: rule6 check: oif redirect to table                  [ OK ]
  # 
  #     TEST: rule6 del by pref: oif redirect to table            [ OK ]
  # 
  #     TEST: rule6 check: iif redirect to table                  [ OK ]
  # 
  #     TEST: rule6 del by pref: iif redirect to table            [ OK ]
  # 
  #     TEST: rule6 check: dsfield 1                              [ OK ]
  # 
  #     TEST: rule6 check: dsfield 2                              [ OK ]
  # 
  #     TEST: rule6 check: dsfield 3                              [ OK ]
  # 
  #     TEST: rule6 check: tos 0x10 redirect to table             [ OK ]
  # 
  #     TEST: rule6 del by pref: tos 0x10 redirect to table       [ OK ]
  # 
  #     TEST: rule6 check: tos 0x11 redirect to table             [ OK ]
  # 
  #     TEST: rule6 del by pref: tos 0x11 redirect to table       [ OK ]
  # 
  #     TEST: rule6 check: tos 0x12 redirect to table             [ OK ]
  # 
  #     TEST: rule6 del by pref: tos 0x12 redirect to table       [ OK ]
  # 
  #     TEST: rule6 check: tos 0x13 redirect to table             [ OK ]
  # 
  #     TEST: rule6 del by pref: tos 0x13 redirect to table       [ OK ]
  # 
  #     TEST: rule6 check: fwmark redirect to table               [ OK ]
  # 
  #     TEST: rule6 del by pref: fwmark redirect to table         [ OK ]
  # 
  #     TEST: rule6 check: uid redirect to table                  [ OK ]
  # 
  #     TEST: rule6 del by pref: uid redirect to table            [ OK ]
  # 
  #     TEST: rule6 check: sport and dport redirect to table      [ OK ]
  # 
  #     TEST: rule6 del by pref: sport and dport redirect to table  [ OK ]
  # 
  #     TEST: rule6 check: ipproto match                          [ OK ]
  # 
  #     TEST: rule6 del by pref: ipproto match                    [ OK ]
  # 
  #     TEST: rule6 check: ipproto ipv6-icmp match                [ OK ]
  # 
  #     TEST: rule6 del by pref: ipproto ipv6-icmp match          [ OK ]
  # 
  #     TEST: rule4 check: oif redirect to table                  [ OK ]
  # 
  #     TEST: rule4 del by pref: oif redirect to table            [ OK ]
  # 
  #     TEST: rule4 check: iif redirect to table                  [ OK ]
  # 
  #     TEST: rule4 del by pref: iif redirect to table            [ OK ]
  # 
  #     TEST: rule4 check: dsfield 1                              [ OK ]
  # 
  #     TEST: rule4 check: dsfield 2                              [ OK ]
  # 
  #     TEST: rule4 check: dsfield 3                              [ OK ]
  # 
  #     TEST: rule4 check: tos 0x10 redirect to table             [ OK ]
  # 
  #     TEST: rule4 del by pref: tos 0x10 redirect to table       [ OK ]
  # 
  #     TEST: rule4 check: tos 0x11 redirect to table             [ OK ]
  # 
  #     TEST: rule4 del by pref: tos 0x11 redirect to table       [ OK ]
  # 
  #     TEST: rule4 check: tos 0x12 redirect to table             [ OK ]
  # 
  #     TEST: rule4 del by pref: tos 0x12 redirect to table       [ OK ]
  # 
  #     TEST: rule4 check: tos 0x13 redirect to table             [ OK ]
  # 
  #     TEST: rule4 del by pref: tos 0x13 redirect to table       [ OK ]
  # 
  #     TEST: rule4 check: fwmark redirect to table               [ OK ]
  # 
  #     TEST: rule4 del by pref: fwmark redirect to table         [ OK ]
  # 
  #     TEST: rule4 check: uid redirect to table                  [ OK ]
  # 
  #     TEST: rule4 del by pref: uid redirect to table            [ OK ]
  # 
  #     TEST: rule4 check: sport and dport redirect to table      [ OK ]
  # 
  #     TEST: rule4 del by pref: sport and dport redirect to table  [ OK ]
  # 
  #     TEST: rule4 check: ipproto tcp match                      [ OK ]
  # 
  #     TEST: rule4 del by pref: ipproto tcp match                [ OK ]
  # 
  #     TEST: rule4 check: ipproto icmp match                     [ OK ]
  # 
  #     TEST: rule4 del by pref: ipproto icmp match               [ OK ]
  # 
  #     TEST: rule6 dsfield udp connect (dsfield 0x04)            [ OK ]
  # 
  #     TEST: rule6 dsfield tcp connect (dsfield 0x04)            [ OK ]
  # 
  #     TEST: rule6 dsfield udp connect (dsfield 0x05)            [ OK ]
  # 
  #     TEST: rule6 dsfield tcp connect (dsfield 0x05)            [ OK ]
  # 
  #     TEST: rule6 dsfield udp connect (dsfield 0x06)            [ OK ]
  # 
  #     TEST: rule6 dsfield tcp connect (dsfield 0x06)            [ OK ]
  # 
  #     TEST: rule6 dsfield udp connect (dsfield 0x07)            [ OK ]
  # 
  #     TEST: rule6 dsfield tcp connect (dsfield 0x07)            [ OK ]
  # 
  #     TEST: rule4 dsfield udp connect (dsfield 0x04)            [FAIL]
  # 
  #     TEST: rule4 dsfield tcp connect (dsfield 0x04)            [ OK ]
  # 
  #     TEST: rule4 dsfield udp connect (dsfield 0x05)            [FAIL]
  # 
  #     TEST: rule4 dsfield tcp connect (dsfield 0x05)            [ OK ]
  # 
  #     TEST: rule4 dsfield udp connect (dsfield 0x06)            [FAIL]
  # 
  #     TEST: rule4 dsfield tcp connect (dsfield 0x06)            [ OK ]
  # 
  #     TEST: rule4 dsfield udp connect (dsfield 0x07)            [FAIL]
  # 
  #     TEST: rule4 dsfield tcp connect (dsfield 0x07)            [ OK ]
  # 
  # Tests passed:  62
  # Tests failed:   4
  not ok 1 selftests: net: fib_rule_tests.sh # exit=1

  It is not considered a regression as this is the first time we have
  run these tests for lunar:linux-aws on a non-development release,
  while the past development releases also have this bug. See, for
  example, lunar:linux-aws 6.2.0-1002.2 in d2023.03.07
  (http://10.246.75.167/d2023.03.07/lunar/linux-aws/6.2.0-1002.2/sru-
  aws-aws-a1.medium-ubuntu_kernel_selftests-
  log.html#net:fib_rule_tests.sh-start).

  As an additional note, this doesn't affect all instance types. For
  example, it passed on c3.xlarge while it failed on a1.medium.

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