ubuntu_kernel_selftests / net:gro.sh fails on 5.15 / 5.19 s390x, riscv64 (ipv4_large ipv6_large)

[Paolo Pisati]

12720 18:19:09 DEBUG| [stdout] # selftests: net: gro.sh
12721 18:19:09 DEBUG| [stdout] # running test ipv4 data
12722 18:19:10 DEBUG| [stdout] # Expected {200 }, Total 1 packets
12723 18:19:10 DEBUG| [stdout] # Received {200 }, Total 1 packets.
12724 18:19:10 DEBUG| [stdout] # Expected {150 }, Total 1 packets
12725 18:19:10 DEBUG| [stdout] # Received {150 }, Total 1 packets.
12726 18:19:10 DEBUG| [stdout] # Expected {50 100 }, Total 2 packets
12727 18:19:10 DEBUG| [stdout] # Received {50 100 }, Total 2 packets.
12728 18:19:10 DEBUG| [stdout] # running test ipv4 ack
12729 18:19:10 DEBUG| [stdout] # Expected {0 0 0 }, Total 3 packets
12730 18:19:11 DEBUG| [stdout] # Received {0 0 0 }, Total 3 packets.
12731 18:19:11 DEBUG| [stdout] # running test ipv4 flags
12732 18:19:11 DEBUG| [stdout] # Expected {300 200 }, Total 2 packets
12733 18:19:12 DEBUG| [stdout] # Received {300 200 }, Total 2 packets.
12734 18:19:12 DEBUG| [stdout] # Expected {200 0 200 }, Total 3 packets
12735 18:19:12 DEBUG| [stdout] # Received {200 0 200 }, Total 3 packets.
12736 18:19:12 DEBUG| [stdout] # Expected {200 0 200 }, Total 3 packets
12737 18:19:12 DEBUG| [stdout] # Received {200 0 200 }, Total 3 packets.
12738 18:19:12 DEBUG| [stdout] # Expected {200 0 200 }, Total 3 packets
12739 18:19:12 DEBUG| [stdout] # Received {200 0 200 }, Total 3 packets.
12740 18:19:12 DEBUG| [stdout] # running test ipv4 tcp
12741 18:19:12 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12742 18:19:12 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12743 18:19:12 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12744 18:19:12 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12745 18:19:12 DEBUG| [stdout] # Expected {200 100 100 100 }, Total 4 packets
12746 18:19:12 DEBUG| [stdout] # Received {200 100 100 100 }, Total 4 packets.
12747 18:19:12 DEBUG| [stdout] # Expected {200 100 }, Total 2 packets
12748 18:19:12 DEBUG| [stdout] # Received {200 100 }, Total 2 packets.
12749 18:19:12 DEBUG| [stdout] # running test ipv4 ip
12750 18:19:13 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12751 18:19:13 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12752 18:19:13 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12753 18:19:13 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12754 18:19:13 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12755 18:19:14 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12756 18:19:14 DEBUG| [stdout] # Expected {100 100 100 }, Total 3 packets
12757 18:19:16 DEBUG| [stdout] # Received {100 100 100 }, Total 3 packets.
12758 18:19:16 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12759 18:19:18 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12760 18:19:18 DEBUG| [stdout] # running test ipv4 large
12761 18:19:18 DEBUG| [stdout] # Expected {65495 919 }, Total 2 packets
12762 18:19:19 DEBUG| [stdout] # Received {919 [!=65495]919 64576 [!=0]}, Total 3 packets.
12763 18:19:19 DEBUG| [stdout] # ./gro: incorrect number of packets
12764 18:19:19 DEBUG| [stdout] # Expected {65495 919 }, Total 2 packets
12765 18:19:19 DEBUG| [stdout] # Received {919 [!=65495]919 64576 [!=0]}, Total 3 packets.
12766 18:19:19 DEBUG| [stdout] # ./gro: incorrect number of packets
12767 18:19:19 DEBUG| [stdout] # Expected {65495 919 }, Total 2 packets
12768 18:19:20 DEBUG| [stdout] # Received {919 [!=65495]919 64576 [!=0]}, Total 3 packets.
12769 18:19:20 DEBUG| [stdout] # ./gro: incorrect number of packets
12770 18:19:20 DEBUG| [stdout] # running test ipv6 data
12771 18:19:20 DEBUG| [stdout] # Expected {200 }, Total 1 packets
12772 18:19:21 DEBUG| [stdout] # Received {200 }, Total 1 packets.
12773 18:19:21 DEBUG| [stdout] # Expected {150 }, Total 1 packets
12774 18:19:21 DEBUG| [stdout] # Received {150 }, Total 1 packets.
12775 18:19:21 DEBUG| [stdout] # Expected {50 100 }, Total 2 packets
12776 18:19:21 DEBUG| [stdout] # Received {50 100 }, Total 2 packets.
12777 18:19:21 DEBUG| [stdout] # running test ipv6 ack
12778 18:19:21 DEBUG| [stdout] # Expected {0 0 0 }, Total 3 packets
12779 18:19:22 DEBUG| [stdout] # Received {0 0 0 }, Total 3 packets.
12780 18:19:22 DEBUG| [stdout] # running test ipv6 flags
12781 18:19:22 DEBUG| [stdout] # Expected {300 200 }, Total 2 packets
12782 18:19:22 DEBUG| [stdout] # Received {300 200 }, Total 2 packets.
12783 18:19:22 DEBUG| [stdout] # Expected {200 0 200 }, Total 3 packets
12784 18:19:22 DEBUG| [stdout] # Received {200 0 200 }, Total 3 packets.
12785 18:19:22 DEBUG| [stdout] # Expected {200 0 200 }, Total 3 packets
12786 18:19:22 DEBUG| [stdout] # Received {200 0 200 }, Total 3 packets.
12787 18:19:22 DEBUG| [stdout] # Expected {200 0 200 }, Total 3 packets
12788 18:19:22 DEBUG| [stdout] # Received {200 0 200 }, Total 3 packets.
12789 18:19:22 DEBUG| [stdout] # running test ipv6 tcp
12790 18:19:22 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12791 18:19:23 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12792 18:19:23 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12793 18:19:23 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12794 18:19:23 DEBUG| [stdout] # Expected {200 100 100 100 }, Total 4 packets
12795 18:19:23 DEBUG| [stdout] # Received {200 100 100 100 }, Total 4 packets.
12796 18:19:23 DEBUG| [stdout] # Expected {200 100 }, Total 2 packets
12797 18:19:23 DEBUG| [stdout] # Received {200 100 }, Total 2 packets.
12798 18:19:23 DEBUG| [stdout] # running test ipv6 ip
12799 18:19:23 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12800 18:19:24 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12801 18:19:24 DEBUG| [stdout] # Expected {100 100 }, Total 2 packets
12802 18:19:24 DEBUG| [stdout] # Received {100 100 }, Total 2 packets.
12803 18:19:24 DEBUG| [stdout] # Expected {200 100 }, Total 2 packets
12804 18:19:24 DEBUG| [stdout] # Received {200 100 }, Total 2 packets.
12805 18:19:24 DEBUG| [stdout] # running test ipv6 large
12806 18:19:24 DEBUG| [stdout] # Expected {65475 899 }, Total 2 packets
12807 18:19:25 DEBUG| [stdout] # Received {899 [!=65475]899 64576 [!=0]}, Total 3 packets.
12808 18:19:25 DEBUG| [stdout] # ./gro: incorrect number of packets
12809 18:19:25 DEBUG| [stdout] # Expected {65475 899 }, Total 2 packets
12810 18:19:25 DEBUG| [stdout] # Received {899 [!=65475]899 64576 [!=0]}, Total 3 packets.
12811 18:19:25 DEBUG| [stdout] # ./gro: incorrect number of packets
12812 18:19:25 DEBUG| [stdout] # Expected {65475 899 }, Total 2 packets
12813 18:19:26 DEBUG| [stdout] # Received {899 [!=65475]899 64576 [!=0]}, Total 3 packets.
12814 18:19:26 DEBUG| [stdout] # ./gro: incorrect number of packets
12815 18:19:26 DEBUG| [stdout] # failed tests: ipv4_large ipv6_large. Please see log.txt for more logs
12816 18:19:26 DEBUG| [stdout] not ok 1 selftests: net: gro.sh # exit=1

[Francis Ginther (fginther)]

From `tools/testing/selftests/net/gro.c`:

 * Note the timing issue applies to all of the test cases, so some
 * flakiness is to be expected.

We're seeing what looks like these exact timing issues in the log. Maybe we should just remove this test as it's not reliable.

[Po-Hsu Lin (cypressyew)]

This can be found on K-5.19 s390x.

[Po-Hsu Lin (cypressyew)]

Found on J-allwinner-5.19.0-1007.7~22.04.1