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[Bug 2091857] [NEW] oracular ubuntu_kselftests_net net:pmtu.sh can end the test on arm64

To: canonical-ubuntu-qa@xxxxxxxxxxxxxxxxxxx
From: Mehmet Basaran <2091857@xxxxxxxxxxxxxxxxxx>
Date: Mon, 16 Dec 2024 09:20:35 -0000
Reply-to: Bug 2091857 <2091857@xxxxxxxxxxxxxxxxxx>
Sender: noreply@xxxxxxxxxxxxx
Public bug reported:

This is failure has been there since the development cycles for oracular
kernels (6.11.0-12.13). Thest doesn't seem to shutdown. Observed this on
amd64 and arm64 architectures.

15:02:06 INFO |     START    ubuntu_kselftests_net.net:pmtu.sh    ubuntu_kselftests_net.net:pmtu.sh    timeout=2700    timestamp=1734188526    localtime=Dec 14 15:02:06    
15:02:06 DEBUG| Persistent state client._record_indent now set to 2
15:02:06 DEBUG| Persistent state client.unexpected_reboot now set to ('ubuntu_kselftests_net.net:pmtu.sh', 'ubuntu_kselftests_net.net:pmtu.sh')
15:02:06 DEBUG| Waiting for pid 35786 for 2700 seconds
15:02:06 WARNI| System python is too old, crash handling disabled
15:02:06 DEBUG| Running 'make run_tests -C net TEST_PROGS=pmtu.sh TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
15:02:06 DEBUG| [stdout] make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kselftests_net/src/linux/tools/testing/selftests/net'
15:02:06 DEBUG| [stdout] TAP version 13
15:02:06 DEBUG| [stdout] 1..1
15:02:06 DEBUG| [stdout] # timeout set to 0
15:02:06 DEBUG| [stdout] # selftests: net: pmtu.sh
15:02:06 DEBUG| [stdout] # TEST: ipv4: PMTU exceptions                                         [ OK ]
15:02:07 DEBUG| [stdout] # TEST: ipv4: PMTU exceptions - nexthop objects                       [ OK ]
15:02:08 DEBUG| [stdout] # TEST: ipv6: PMTU exceptions                                         [ OK ]
15:02:08 DEBUG| [stdout] # TEST: ipv6: PMTU exceptions - nexthop objects                       [ OK ]
15:02:09 DEBUG| [stdout] # TEST: ICMPv4 with DSCP and ECN: PMTU exceptions                     [ OK ]
15:02:10 DEBUG| [stdout] # TEST: ICMPv4 with DSCP and ECN: PMTU exceptions - nexthop objects   [ OK ]
15:02:10 DEBUG| [stdout] # 2024/12/14 15:02:10 socat[36869] E xioopen_ipdgram_listen(): unknown address family 0
15:02:10 DEBUG| [stdout] # TEST: UDPv4 with DSCP and ECN: PMTU exceptions                      [ OK ]
15:02:10 DEBUG| [stdout] # ./pmtu.sh: line 1037: kill: (36869) - No such process
15:02:11 DEBUG| [stdout] # 2024/12/14 15:02:11 socat[37022] E xioopen_ipdgram_listen(): unknown address family 0
15:02:11 DEBUG| [stdout] # TEST: UDPv4 with DSCP and ECN: PMTU exceptions - nexthop objects    [ OK ]
15:02:11 DEBUG| [stdout] # ./pmtu.sh: line 1037: kill: (37022) - No such process
15:02:13 DEBUG| [stdout] # TEST: IPv4 over vxlan4: PMTU exceptions                             [ OK ]
15:02:14 DEBUG| [stdout] # TEST: IPv4 over vxlan4: PMTU exceptions - nexthop objects           [ OK ]
15:02:16 DEBUG| [stdout] # TEST: IPv6 over vxlan4: PMTU exceptions                             [ OK ]
15:02:18 DEBUG| [stdout] # TEST: IPv6 over vxlan4: PMTU exceptions - nexthop objects           [ OK ]
15:02:19 DEBUG| [stdout] # TEST: IPv4 over vxlan6: PMTU exceptions                             [ OK ]
15:02:21 DEBUG| [stdout] # TEST: IPv4 over vxlan6: PMTU exceptions - nexthop objects           [ OK ]
15:02:23 DEBUG| [stdout] # TEST: IPv6 over vxlan6: PMTU exceptions                             [ OK ]
15:02:24 DEBUG| [stdout] # TEST: IPv6 over vxlan6: PMTU exceptions - nexthop objects           [ OK ]
15:02:26 DEBUG| [stdout] # TEST: IPv4 over geneve4: PMTU exceptions                            [ OK ]
15:02:28 DEBUG| [stdout] # TEST: IPv4 over geneve4: PMTU exceptions - nexthop objects          [ OK ]
15:02:29 DEBUG| [stdout] # TEST: IPv6 over geneve4: PMTU exceptions                            [ OK ]
15:02:31 DEBUG| [stdout] # TEST: IPv6 over geneve4: PMTU exceptions - nexthop objects          [ OK ]
15:02:33 DEBUG| [stdout] # TEST: IPv4 over geneve6: PMTU exceptions                            [ OK ]
15:02:34 DEBUG| [stdout] # TEST: IPv4 over geneve6: PMTU exceptions - nexthop objects          [ OK ]
15:02:36 DEBUG| [stdout] # TEST: IPv6 over geneve6: PMTU exceptions                            [ OK ]
15:02:38 DEBUG| [stdout] # TEST: IPv6 over geneve6: PMTU exceptions - nexthop objects          [ OK ]
15:02:40 DEBUG| [stdout] # TEST: IPv4, bridged vxlan4: PMTU exceptions                         [ OK ]
15:02:43 DEBUG| [stdout] # TEST: IPv4, bridged vxlan4: PMTU exceptions - nexthop objects       [ OK ]
15:02:46 DEBUG| [stdout] # TEST: IPv6, bridged vxlan4: PMTU exceptions                         [ OK ]
15:02:49 DEBUG| [stdout] # TEST: IPv6, bridged vxlan4: PMTU exceptions - nexthop objects       [ OK ]
15:02:52 DEBUG| [stdout] # TEST: IPv4, bridged vxlan6: PMTU exceptions                         [ OK ]
15:02:55 DEBUG| [stdout] # TEST: IPv4, bridged vxlan6: PMTU exceptions - nexthop objects       [ OK ]
15:02:58 DEBUG| [stdout] # TEST: IPv6, bridged vxlan6: PMTU exceptions                         [ OK ]
15:03:01 DEBUG| [stdout] # TEST: IPv6, bridged vxlan6: PMTU exceptions - nexthop objects       [ OK ]
15:03:04 DEBUG| [stdout] # TEST: IPv4, bridged geneve4: PMTU exceptions                        [ OK ]
15:03:07 DEBUG| [stdout] # TEST: IPv4, bridged geneve4: PMTU exceptions - nexthop objects      [ OK ]
15:03:09 DEBUG| [stdout] # TEST: IPv6, bridged geneve4: PMTU exceptions                        [ OK ]
15:03:12 DEBUG| [stdout] # TEST: IPv6, bridged geneve4: PMTU exceptions - nexthop objects      [ OK ]
15:03:15 DEBUG| [stdout] # TEST: IPv4, bridged geneve6: PMTU exceptions                        [ OK ]
15:03:18 DEBUG| [stdout] # TEST: IPv4, bridged geneve6: PMTU exceptions - nexthop objects      [ OK ]
15:03:21 DEBUG| [stdout] # TEST: IPv6, bridged geneve6: PMTU exceptions                        [ OK ]
15:03:24 DEBUG| [stdout] # TEST: IPv6, bridged geneve6: PMTU exceptions - nexthop objects      [ OK ]
15:03:25 DEBUG| [stdout] #   ovs_bridge not supported
15:03:25 DEBUG| [stdout] # TEST: IPv4, OVS vxlan4: PMTU exceptions                             [SKIP]
15:03:25 DEBUG| [stdout] #   ovs_bridge not supported
15:03:25 DEBUG| [stdout] # TEST: IPv6, OVS vxlan4: PMTU exceptions                             [SKIP]
15:03:26 DEBUG| [stdout] #   ovs_bridge not supported
15:03:26 DEBUG| [stdout] # TEST: IPv4, OVS vxlan6: PMTU exceptions                             [SKIP]
15:03:26 DEBUG| [stdout] #   ovs_bridge not supported
15:03:26 DEBUG| [stdout] # TEST: IPv6, OVS vxlan6: PMTU exceptions                             [SKIP]
15:03:27 DEBUG| [stdout] #   ovs_bridge not supported
15:03:27 DEBUG| [stdout] # TEST: IPv4, OVS geneve4: PMTU exceptions                            [SKIP]
15:03:28 DEBUG| [stdout] #   ovs_bridge not supported
15:03:28 DEBUG| [stdout] # TEST: IPv6, OVS geneve4: PMTU exceptions                            [SKIP]
15:03:28 DEBUG| [stdout] #   ovs_bridge not supported
15:03:28 DEBUG| [stdout] # TEST: IPv4, OVS geneve6: PMTU exceptions                            [SKIP]
15:03:29 DEBUG| [stdout] #   ovs_bridge not supported
15:03:29 DEBUG| [stdout] # TEST: IPv6, OVS geneve6: PMTU exceptions                            [SKIP]
15:03:30 DEBUG| [stdout] # TEST: IPv4 over fou4: PMTU exceptions                               [ OK ]
15:03:30 DEBUG| [stdout] # TEST: IPv4 over fou4: PMTU exceptions - nexthop objects             [ OK ]
15:03:31 DEBUG| [stdout] # TEST: IPv6 over fou4: PMTU exceptions                               [ OK ]
15:03:32 DEBUG| [stdout] # TEST: IPv6 over fou4: PMTU exceptions - nexthop objects             [ OK ]
15:03:33 DEBUG| [stdout] # TEST: IPv4 over fou6: PMTU exceptions                               [ OK ]
15:03:33 DEBUG| [stdout] # TEST: IPv4 over fou6: PMTU exceptions - nexthop objects             [ OK ]
15:03:34 DEBUG| [stdout] # TEST: IPv6 over fou6: PMTU exceptions                               [ OK ]
15:03:35 DEBUG| [stdout] # TEST: IPv6 over fou6: PMTU exceptions - nexthop objects             [ OK ]
15:03:36 DEBUG| [stdout] # TEST: IPv4 over gue4: PMTU exceptions                               [ OK ]
15:03:37 DEBUG| [stdout] # TEST: IPv4 over gue4: PMTU exceptions - nexthop objects             [ OK ]
15:03:37 DEBUG| [stdout] # TEST: IPv6 over gue4: PMTU exceptions                               [ OK ]
15:03:38 DEBUG| [stdout] # TEST: IPv6 over gue4: PMTU exceptions - nexthop objects             [ OK ]
15:03:39 DEBUG| [stdout] # TEST: IPv4 over gue6: PMTU exceptions                               [ OK ]
15:03:40 DEBUG| [stdout] # TEST: IPv4 over gue6: PMTU exceptions - nexthop objects             [ OK ]
15:03:40 DEBUG| [stdout] # TEST: IPv6 over gue6: PMTU exceptions                               [ OK ]
15:03:41 DEBUG| [stdout] # TEST: IPv6 over gue6: PMTU exceptions - nexthop objects             [ OK ]
15:03:42 DEBUG| [stdout] # TEST: IPv4 over IPv4: PMTU exceptions                               [ OK ]
15:03:43 DEBUG| [stdout] # TEST: IPv4 over IPv4: PMTU exceptions - nexthop objects             [ OK ]
15:03:43 DEBUG| [stdout] # TEST: IPv6 over IPv4: PMTU exceptions                               [ OK ]
15:03:44 DEBUG| [stdout] # TEST: IPv6 over IPv4: PMTU exceptions - nexthop objects             [ OK ]
15:03:45 DEBUG| [stdout] # TEST: IPv4 over IPv6: PMTU exceptions                               [ OK ]
15:03:45 DEBUG| [stdout] # TEST: IPv4 over IPv6: PMTU exceptions - nexthop objects             [ OK ]
15:03:46 DEBUG| [stdout] # TEST: IPv6 over IPv6: PMTU exceptions                               [ OK ]
15:03:47 DEBUG| [stdout] # TEST: IPv6 over IPv6: PMTU exceptions - nexthop objects             [ OK ]
15:03:47 DEBUG| [stdout] # TEST: vti6: PMTU exceptions                                         [ OK ]
15:03:49 DEBUG| [stdout] # TEST: vti4: PMTU exceptions                                         [ OK ]
15:03:49 DEBUG| [stdout] # TEST: vti6: PMTU exceptions (ESP-in-UDP)                            [ OK ]
15:03:51 DEBUG| [stdout] # TEST: vti4: PMTU exceptions (ESP-in-UDP)                            [ OK ]
15:03:53 DEBUG| [stdout] # TEST: vti6: PMTU exceptions, routed (ESP-in-UDP)                    [ OK ]
15:03:55 DEBUG| [stdout] # TEST: vti4: PMTU exceptions, routed (ESP-in-UDP)                    [ OK ]
15:03:55 DEBUG| [stdout] # TEST: vti4: default MTU assignment                                  [ OK ]
15:03:56 DEBUG| [stdout] # TEST: vti6: default MTU assignment                                  [ OK ]
15:03:56 DEBUG| [stdout] # TEST: vti4: MTU setting on link creation                            [ OK ]
15:03:57 DEBUG| [stdout] # TEST: vti6: MTU setting on link creation                            [ OK ]
15:03:57 DEBUG| [stdout] # TEST: vti6: MTU changes on link changes                             [ OK ]
15:04:00 DEBUG| [stdout] # TEST: ipv4: cleanup of cached exceptions                            [ OK ]
15:04:03 DEBUG| [stdout] # TEST: ipv4: cleanup of cached exceptions - nexthop objects          [ OK ]
15:04:05 DEBUG| [stdout] # TEST: ipv6: cleanup of cached exceptions                            [ OK ]
15:04:08 DEBUG| [stdout] # TEST: ipv6: cleanup of cached exceptions - nexthop objects          [ OK ]
15:04:31 DEBUG| [stdout] # TEST: ipv4: list and flush cached exceptions                        [ OK ]
15:04:53 DEBUG| [stdout] # TEST: ipv4: list and flush cached exceptions - nexthop objects      [ OK ]
15:04:55 DEBUG| [stdout] # TEST: ipv6: list and flush cached exceptions                        [ OK ]
15:04:57 DEBUG| [stdout] # TEST: ipv6: list and flush cached exceptions - nexthop objects      [ OK ]
15:04:58 DEBUG| [stdout] # TEST: ipv4: PMTU exception w/route replace                          [ OK ]
15:04:58 DEBUG| [stdout] # TEST: ipv4: PMTU exception w/route replace - nexthop objects        [ OK ]
15:04:59 DEBUG| [stdout] # TEST: ipv6: PMTU exception w/route replace                          [ OK ]
15:05:00 DEBUG| [stdout] # TEST: ipv6: PMTU exception w/route replace - nexthop objects        [ OK ]
15:47:06 INFO | Timer expired (2700 sec.), nuking pid 35786
15:47:06 INFO |         ERROR    ubuntu_kselftests_net.net:pmtu.sh    ubuntu_kselftests_net.net:pmtu.sh    timestamp=1734191226    localtime=Dec 14 15:47:06    Test timeout expired, rc=15
15:47:06 INFO |     END ERROR    ubuntu_kselftests_net.net:pmtu.sh    ubuntu_kselftests_net.net:pmtu.sh    timestamp=1734191226    localtime=Dec 14 15:47:06    
15:47:06 DEBUG| Persistent state client._record_indent now set to 1
15:47:06 DEBUG| Persistent state client.unexpected_reboot deleted
15:47:06 DEBUG| Test has timeout: 2700 sec.

** Affects: ubuntu-kernel-tests
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/2091857

Title:
  oracular ubuntu_kselftests_net net:pmtu.sh can end the test on arm64

Status in ubuntu-kernel-tests:
  New

Bug description:
  This is failure has been there since the development cycles for
  oracular kernels (6.11.0-12.13). Thest doesn't seem to shutdown.
  Observed this on amd64 and arm64 architectures.

  15:02:06 INFO |     START    ubuntu_kselftests_net.net:pmtu.sh    ubuntu_kselftests_net.net:pmtu.sh    timeout=2700    timestamp=1734188526    localtime=Dec 14 15:02:06    
  15:02:06 DEBUG| Persistent state client._record_indent now set to 2
  15:02:06 DEBUG| Persistent state client.unexpected_reboot now set to ('ubuntu_kselftests_net.net:pmtu.sh', 'ubuntu_kselftests_net.net:pmtu.sh')
  15:02:06 DEBUG| Waiting for pid 35786 for 2700 seconds
  15:02:06 WARNI| System python is too old, crash handling disabled
  15:02:06 DEBUG| Running 'make run_tests -C net TEST_PROGS=pmtu.sh TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
  15:02:06 DEBUG| [stdout] make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kselftests_net/src/linux/tools/testing/selftests/net'
  15:02:06 DEBUG| [stdout] TAP version 13
  15:02:06 DEBUG| [stdout] 1..1
  15:02:06 DEBUG| [stdout] # timeout set to 0
  15:02:06 DEBUG| [stdout] # selftests: net: pmtu.sh
  15:02:06 DEBUG| [stdout] # TEST: ipv4: PMTU exceptions                                         [ OK ]
  15:02:07 DEBUG| [stdout] # TEST: ipv4: PMTU exceptions - nexthop objects                       [ OK ]
  15:02:08 DEBUG| [stdout] # TEST: ipv6: PMTU exceptions                                         [ OK ]
  15:02:08 DEBUG| [stdout] # TEST: ipv6: PMTU exceptions - nexthop objects                       [ OK ]
  15:02:09 DEBUG| [stdout] # TEST: ICMPv4 with DSCP and ECN: PMTU exceptions                     [ OK ]
  15:02:10 DEBUG| [stdout] # TEST: ICMPv4 with DSCP and ECN: PMTU exceptions - nexthop objects   [ OK ]
  15:02:10 DEBUG| [stdout] # 2024/12/14 15:02:10 socat[36869] E xioopen_ipdgram_listen(): unknown address family 0
  15:02:10 DEBUG| [stdout] # TEST: UDPv4 with DSCP and ECN: PMTU exceptions                      [ OK ]
  15:02:10 DEBUG| [stdout] # ./pmtu.sh: line 1037: kill: (36869) - No such process
  15:02:11 DEBUG| [stdout] # 2024/12/14 15:02:11 socat[37022] E xioopen_ipdgram_listen(): unknown address family 0
  15:02:11 DEBUG| [stdout] # TEST: UDPv4 with DSCP and ECN: PMTU exceptions - nexthop objects    [ OK ]
  15:02:11 DEBUG| [stdout] # ./pmtu.sh: line 1037: kill: (37022) - No such process
  15:02:13 DEBUG| [stdout] # TEST: IPv4 over vxlan4: PMTU exceptions                             [ OK ]
  15:02:14 DEBUG| [stdout] # TEST: IPv4 over vxlan4: PMTU exceptions - nexthop objects           [ OK ]
  15:02:16 DEBUG| [stdout] # TEST: IPv6 over vxlan4: PMTU exceptions                             [ OK ]
  15:02:18 DEBUG| [stdout] # TEST: IPv6 over vxlan4: PMTU exceptions - nexthop objects           [ OK ]
  15:02:19 DEBUG| [stdout] # TEST: IPv4 over vxlan6: PMTU exceptions                             [ OK ]
  15:02:21 DEBUG| [stdout] # TEST: IPv4 over vxlan6: PMTU exceptions - nexthop objects           [ OK ]
  15:02:23 DEBUG| [stdout] # TEST: IPv6 over vxlan6: PMTU exceptions                             [ OK ]
  15:02:24 DEBUG| [stdout] # TEST: IPv6 over vxlan6: PMTU exceptions - nexthop objects           [ OK ]
  15:02:26 DEBUG| [stdout] # TEST: IPv4 over geneve4: PMTU exceptions                            [ OK ]
  15:02:28 DEBUG| [stdout] # TEST: IPv4 over geneve4: PMTU exceptions - nexthop objects          [ OK ]
  15:02:29 DEBUG| [stdout] # TEST: IPv6 over geneve4: PMTU exceptions                            [ OK ]
  15:02:31 DEBUG| [stdout] # TEST: IPv6 over geneve4: PMTU exceptions - nexthop objects          [ OK ]
  15:02:33 DEBUG| [stdout] # TEST: IPv4 over geneve6: PMTU exceptions                            [ OK ]
  15:02:34 DEBUG| [stdout] # TEST: IPv4 over geneve6: PMTU exceptions - nexthop objects          [ OK ]
  15:02:36 DEBUG| [stdout] # TEST: IPv6 over geneve6: PMTU exceptions                            [ OK ]
  15:02:38 DEBUG| [stdout] # TEST: IPv6 over geneve6: PMTU exceptions - nexthop objects          [ OK ]
  15:02:40 DEBUG| [stdout] # TEST: IPv4, bridged vxlan4: PMTU exceptions                         [ OK ]
  15:02:43 DEBUG| [stdout] # TEST: IPv4, bridged vxlan4: PMTU exceptions - nexthop objects       [ OK ]
  15:02:46 DEBUG| [stdout] # TEST: IPv6, bridged vxlan4: PMTU exceptions                         [ OK ]
  15:02:49 DEBUG| [stdout] # TEST: IPv6, bridged vxlan4: PMTU exceptions - nexthop objects       [ OK ]
  15:02:52 DEBUG| [stdout] # TEST: IPv4, bridged vxlan6: PMTU exceptions                         [ OK ]
  15:02:55 DEBUG| [stdout] # TEST: IPv4, bridged vxlan6: PMTU exceptions - nexthop objects       [ OK ]
  15:02:58 DEBUG| [stdout] # TEST: IPv6, bridged vxlan6: PMTU exceptions                         [ OK ]
  15:03:01 DEBUG| [stdout] # TEST: IPv6, bridged vxlan6: PMTU exceptions - nexthop objects       [ OK ]
  15:03:04 DEBUG| [stdout] # TEST: IPv4, bridged geneve4: PMTU exceptions                        [ OK ]
  15:03:07 DEBUG| [stdout] # TEST: IPv4, bridged geneve4: PMTU exceptions - nexthop objects      [ OK ]
  15:03:09 DEBUG| [stdout] # TEST: IPv6, bridged geneve4: PMTU exceptions                        [ OK ]
  15:03:12 DEBUG| [stdout] # TEST: IPv6, bridged geneve4: PMTU exceptions - nexthop objects      [ OK ]
  15:03:15 DEBUG| [stdout] # TEST: IPv4, bridged geneve6: PMTU exceptions                        [ OK ]
  15:03:18 DEBUG| [stdout] # TEST: IPv4, bridged geneve6: PMTU exceptions - nexthop objects      [ OK ]
  15:03:21 DEBUG| [stdout] # TEST: IPv6, bridged geneve6: PMTU exceptions                        [ OK ]
  15:03:24 DEBUG| [stdout] # TEST: IPv6, bridged geneve6: PMTU exceptions - nexthop objects      [ OK ]
  15:03:25 DEBUG| [stdout] #   ovs_bridge not supported
  15:03:25 DEBUG| [stdout] # TEST: IPv4, OVS vxlan4: PMTU exceptions                             [SKIP]
  15:03:25 DEBUG| [stdout] #   ovs_bridge not supported
  15:03:25 DEBUG| [stdout] # TEST: IPv6, OVS vxlan4: PMTU exceptions                             [SKIP]
  15:03:26 DEBUG| [stdout] #   ovs_bridge not supported
  15:03:26 DEBUG| [stdout] # TEST: IPv4, OVS vxlan6: PMTU exceptions                             [SKIP]
  15:03:26 DEBUG| [stdout] #   ovs_bridge not supported
  15:03:26 DEBUG| [stdout] # TEST: IPv6, OVS vxlan6: PMTU exceptions                             [SKIP]
  15:03:27 DEBUG| [stdout] #   ovs_bridge not supported
  15:03:27 DEBUG| [stdout] # TEST: IPv4, OVS geneve4: PMTU exceptions                            [SKIP]
  15:03:28 DEBUG| [stdout] #   ovs_bridge not supported
  15:03:28 DEBUG| [stdout] # TEST: IPv6, OVS geneve4: PMTU exceptions                            [SKIP]
  15:03:28 DEBUG| [stdout] #   ovs_bridge not supported
  15:03:28 DEBUG| [stdout] # TEST: IPv4, OVS geneve6: PMTU exceptions                            [SKIP]
  15:03:29 DEBUG| [stdout] #   ovs_bridge not supported
  15:03:29 DEBUG| [stdout] # TEST: IPv6, OVS geneve6: PMTU exceptions                            [SKIP]
  15:03:30 DEBUG| [stdout] # TEST: IPv4 over fou4: PMTU exceptions                               [ OK ]
  15:03:30 DEBUG| [stdout] # TEST: IPv4 over fou4: PMTU exceptions - nexthop objects             [ OK ]
  15:03:31 DEBUG| [stdout] # TEST: IPv6 over fou4: PMTU exceptions                               [ OK ]
  15:03:32 DEBUG| [stdout] # TEST: IPv6 over fou4: PMTU exceptions - nexthop objects             [ OK ]
  15:03:33 DEBUG| [stdout] # TEST: IPv4 over fou6: PMTU exceptions                               [ OK ]
  15:03:33 DEBUG| [stdout] # TEST: IPv4 over fou6: PMTU exceptions - nexthop objects             [ OK ]
  15:03:34 DEBUG| [stdout] # TEST: IPv6 over fou6: PMTU exceptions                               [ OK ]
  15:03:35 DEBUG| [stdout] # TEST: IPv6 over fou6: PMTU exceptions - nexthop objects             [ OK ]
  15:03:36 DEBUG| [stdout] # TEST: IPv4 over gue4: PMTU exceptions                               [ OK ]
  15:03:37 DEBUG| [stdout] # TEST: IPv4 over gue4: PMTU exceptions - nexthop objects             [ OK ]
  15:03:37 DEBUG| [stdout] # TEST: IPv6 over gue4: PMTU exceptions                               [ OK ]
  15:03:38 DEBUG| [stdout] # TEST: IPv6 over gue4: PMTU exceptions - nexthop objects             [ OK ]
  15:03:39 DEBUG| [stdout] # TEST: IPv4 over gue6: PMTU exceptions                               [ OK ]
  15:03:40 DEBUG| [stdout] # TEST: IPv4 over gue6: PMTU exceptions - nexthop objects             [ OK ]
  15:03:40 DEBUG| [stdout] # TEST: IPv6 over gue6: PMTU exceptions                               [ OK ]
  15:03:41 DEBUG| [stdout] # TEST: IPv6 over gue6: PMTU exceptions - nexthop objects             [ OK ]
  15:03:42 DEBUG| [stdout] # TEST: IPv4 over IPv4: PMTU exceptions                               [ OK ]
  15:03:43 DEBUG| [stdout] # TEST: IPv4 over IPv4: PMTU exceptions - nexthop objects             [ OK ]
  15:03:43 DEBUG| [stdout] # TEST: IPv6 over IPv4: PMTU exceptions                               [ OK ]
  15:03:44 DEBUG| [stdout] # TEST: IPv6 over IPv4: PMTU exceptions - nexthop objects             [ OK ]
  15:03:45 DEBUG| [stdout] # TEST: IPv4 over IPv6: PMTU exceptions                               [ OK ]
  15:03:45 DEBUG| [stdout] # TEST: IPv4 over IPv6: PMTU exceptions - nexthop objects             [ OK ]
  15:03:46 DEBUG| [stdout] # TEST: IPv6 over IPv6: PMTU exceptions                               [ OK ]
  15:03:47 DEBUG| [stdout] # TEST: IPv6 over IPv6: PMTU exceptions - nexthop objects             [ OK ]
  15:03:47 DEBUG| [stdout] # TEST: vti6: PMTU exceptions                                         [ OK ]
  15:03:49 DEBUG| [stdout] # TEST: vti4: PMTU exceptions                                         [ OK ]
  15:03:49 DEBUG| [stdout] # TEST: vti6: PMTU exceptions (ESP-in-UDP)                            [ OK ]
  15:03:51 DEBUG| [stdout] # TEST: vti4: PMTU exceptions (ESP-in-UDP)                            [ OK ]
  15:03:53 DEBUG| [stdout] # TEST: vti6: PMTU exceptions, routed (ESP-in-UDP)                    [ OK ]
  15:03:55 DEBUG| [stdout] # TEST: vti4: PMTU exceptions, routed (ESP-in-UDP)                    [ OK ]
  15:03:55 DEBUG| [stdout] # TEST: vti4: default MTU assignment                                  [ OK ]
  15:03:56 DEBUG| [stdout] # TEST: vti6: default MTU assignment                                  [ OK ]
  15:03:56 DEBUG| [stdout] # TEST: vti4: MTU setting on link creation                            [ OK ]
  15:03:57 DEBUG| [stdout] # TEST: vti6: MTU setting on link creation                            [ OK ]
  15:03:57 DEBUG| [stdout] # TEST: vti6: MTU changes on link changes                             [ OK ]
  15:04:00 DEBUG| [stdout] # TEST: ipv4: cleanup of cached exceptions                            [ OK ]
  15:04:03 DEBUG| [stdout] # TEST: ipv4: cleanup of cached exceptions - nexthop objects          [ OK ]
  15:04:05 DEBUG| [stdout] # TEST: ipv6: cleanup of cached exceptions                            [ OK ]
  15:04:08 DEBUG| [stdout] # TEST: ipv6: cleanup of cached exceptions - nexthop objects          [ OK ]
  15:04:31 DEBUG| [stdout] # TEST: ipv4: list and flush cached exceptions                        [ OK ]
  15:04:53 DEBUG| [stdout] # TEST: ipv4: list and flush cached exceptions - nexthop objects      [ OK ]
  15:04:55 DEBUG| [stdout] # TEST: ipv6: list and flush cached exceptions                        [ OK ]
  15:04:57 DEBUG| [stdout] # TEST: ipv6: list and flush cached exceptions - nexthop objects      [ OK ]
  15:04:58 DEBUG| [stdout] # TEST: ipv4: PMTU exception w/route replace                          [ OK ]
  15:04:58 DEBUG| [stdout] # TEST: ipv4: PMTU exception w/route replace - nexthop objects        [ OK ]
  15:04:59 DEBUG| [stdout] # TEST: ipv6: PMTU exception w/route replace                          [ OK ]
  15:05:00 DEBUG| [stdout] # TEST: ipv6: PMTU exception w/route replace - nexthop objects        [ OK ]
  15:47:06 INFO | Timer expired (2700 sec.), nuking pid 35786
  15:47:06 INFO |         ERROR    ubuntu_kselftests_net.net:pmtu.sh    ubuntu_kselftests_net.net:pmtu.sh    timestamp=1734191226    localtime=Dec 14 15:47:06    Test timeout expired, rc=15
  15:47:06 INFO |     END ERROR    ubuntu_kselftests_net.net:pmtu.sh    ubuntu_kselftests_net.net:pmtu.sh    timestamp=1734191226    localtime=Dec 14 15:47:06    
  15:47:06 DEBUG| Persistent state client._record_indent now set to 1
  15:47:06 DEBUG| Persistent state client.unexpected_reboot deleted
  15:47:06 DEBUG| Test has timeout: 2700 sec.

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