Comment 3 for bug 1926229

Failing on Hirsute with connection refused:

16:08:04 DEBUG| [stdout] # udp
16:08:04 DEBUG| [stdout] # ./udpgso_bench_tx: write: Connection refused
16:08:04 DEBUG| [stdout] # udp gso
16:08:04 DEBUG| [stdout] # ./udpgso_bench_tx: sendmsg: Connection refused
16:08:04 DEBUG| [stdout] # udp gso zerocopy
16:08:05 DEBUG| [stdout] # udp rx: 1439 MB/s 1049992 calls/s
16:08:05 DEBUG| [stdout] # udp tx: 1848 MB/s 31355 calls/s 31355 msg/s
16:08:06 DEBUG| [stdout] # udp rx: 1795 MB/s 1309319 calls/s
16:08:06 DEBUG| [stdout] # udp tx: 1793 MB/s 30427 calls/s 30427 msg/s
16:08:07 DEBUG| [stdout] # udp tx: 1798 MB/s 30510 calls/s 30510 msg/s
16:08:07 DEBUG| [stdout] # udp gso timestamp
16:08:08 DEBUG| [stdout] # udp rx: 1696 MB/s 1236924 calls/s
16:08:08 DEBUG| [stdout] # udp tx: 1828 MB/s 31014 calls/s 31014 msg/s
16:08:09 DEBUG| [stdout] # udp tx: 2127 MB/s 36091 calls/s 36091 msg/s
16:08:09 DEBUG| [stdout] # udp rx: 543 MB/s 395969 calls/s
16:08:10 DEBUG| [stdout] # udp tx: 2135 MB/s 36220 calls/s 36220 msg/s
16:08:10 DEBUG| [stdout] # udp gso zerocopy audit
16:08:11 DEBUG| [stdout] # udp rx: 705 MB/s 514380 calls/s
16:08:11 DEBUG| [stdout] # udp tx: 1956 MB/s 33179 calls/s 33179 msg/s
16:08:12 DEBUG| [stdout] # udp rx: 600 MB/s 438206 calls/s
16:08:12 DEBUG| [stdout] # udp tx: 1971 MB/s 33442 calls/s 33442 msg/s
16:08:13 DEBUG| [stdout] # udp tx: 1967 MB/s 33366 calls/s 33366 msg/s
16:08:13 DEBUG| [stdout] # Summary over 3.000 seconds...
16:08:13 DEBUG| [stdout] # sum udp tx: 2012 MB/s 99987 calls (33329/s) 99987 msgs (33329/s)
16:08:13 DEBUG| [stdout] # Zerocopy acks: 99987
16:08:13 DEBUG| [stdout] # udp rx: 668 MB/s 487594 calls/s
16:08:13 DEBUG| [stdout] # udp gso timestamp audit
16:08:14 DEBUG| [stdout] # udp tx: 1923 MB/s 32629 calls/s 32629 msg/s
16:08:14 DEBUG| [stdout] # udp rx: 1464 MB/s 1068101 calls/s
16:08:15 DEBUG| [stdout] # udp tx: 2127 MB/s 36086 calls/s 36086 msg/s
16:08:15 DEBUG| [stdout] # udp rx: 528 MB/s 385353 calls/s
16:08:16 DEBUG| [stdout] # udp tx: 2109 MB/s 35783 calls/s 35783 msg/s
16:08:17 DEBUG| [stdout] # Summary over 3.000 seconds...
16:08:17 DEBUG| [stdout] # sum udp tx: 2103 MB/s 104498 calls (34832/s) 104498 msgs (34832/s)
16:08:17 DEBUG| [stdout] # Tx Timestamps: 104498 received 0 errors
16:08:17 DEBUG| [stdout] # udp gso zerocopy timestamp audit
16:08:18 DEBUG| [stdout] # udp rx: 1646 MB/s 1200968 calls/s
16:08:18 DEBUG| [stdout] # udp tx: 1649 MB/s 27970 calls/s 27970 msg/s
16:08:19 DEBUG| [stdout] # udp rx: 1556 MB/s 1134898 calls/s
16:08:19 DEBUG| [stdout] # udp tx: 1558 MB/s 26438 calls/s 26438 msg/s
16:08:20 DEBUG| [stdout] # udp rx: 1060 MB/s 773195 calls/s
16:08:20 DEBUG| [stdout] # Summary over 3.000 seconds...
16:08:20 DEBUG| [stdout] # sum udp tx: 1629 MB/s 80976 calls (26992/s) 80976 msgs (26992/s)
16:08:20 DEBUG| [stdout] # Tx Timestamps: 80976 received 0 errors
16:08:20 DEBUG| [stdout] # Zerocopy acks: 80976
16:08:20 DEBUG| [stdout] # udpgso_bench.sh: PASS=16 SKIP=0 FAIL=2
16:08:20 DEBUG| [stdout] # udpgso_bench.sh: FAIL
16:08:20 DEBUG| [stdout] not ok 19 selftests: net: udpgso_bench.sh # exit=1
16:08:20 DEBUG| [stdout] # selftests: net: fib_rule_tests.sh
16:08:20 DEBUG| [stdout] # net.ipv4.ip_forward = 1
16:08:20 DEBUG| [stdout] #