udpgro_fwd from selftests/net fails ADT test failure with impish

[Kelsey Steele]

This is a scripted bug report about ADT failures while running linux tests for linux/5.13.0-21.21 on impish. Whether this is caused by the dep8 tests of the tested source or the kernel has yet to be determined.

This is not a regression; found previously on 5.13.0-19.19

Testing failed on:
    amd64: https://autopkgtest.ubuntu.com/results/autopkgtest-impish/impish/amd64/l/linux/20211021_221027_e5903@/log.gz
    ppc64el: https://autopkgtest.ubuntu.com/results/autopkgtest-impish/impish/ppc64el/l/linux/20211023_154712_826b9@/log.gz

21:21:14 DEBUG| [stdout] # selftests: net: udpgro_fwd.sh
21:21:14 DEBUG| [stdout] # IPv4
21:21:14 DEBUG| [stdout] # No GRO ok
21:21:14 DEBUG| [stdout] # GRO frag list ok
21:21:15 DEBUG| [stdout] # GRO fwd ok
21:21:16 DEBUG| [stdout] # UDP fwd perf udp rx: 219 MB/s 178766 calls/s
21:21:16 DEBUG| [stdout] # udp tx: 290 MB/s 4927 calls/s 4927 msg/s
21:21:17 DEBUG| [stdout] # udp rx: 280 MB/s 228627 calls/s
21:21:17 DEBUG| [stdout] # udp tx: 284 MB/s 4828 calls/s 4828 msg/s
21:21:18 DEBUG| [stdout] # udp rx: 263 MB/s 214183 calls/s
21:21:18 DEBUG| [stdout] # udp tx: 281 MB/s 4775 calls/s 4775 msg/s
21:21:19 DEBUG| [stdout] # UDP GRO fwd perf udp rx: 238 MB/s 194146 calls/s
21:21:19 DEBUG| [stdout] # udp tx: 271 MB/s 4598 calls/s 4598 msg/s
21:21:20 DEBUG| [stdout] # ./udpgso_bench_tx: sendmsg: Connection refused
21:21:20 DEBUG| [stdout] # fail client exit code 1, server 0
21:21:20 DEBUG| [stdout] # GRO frag list over UDP tunnel ok
21:21:21 DEBUG| [stdout] # GRO fwd over UDP tunnel ok
21:21:22 DEBUG| [stdout] # UDP tunnel fwd perf udp rx: 122 MB/s 99319 calls/s
21:21:22 DEBUG| [stdout] # udp tx: 222 MB/s 3782 calls/s 3782 msg/s
21:21:23 DEBUG| [stdout] # udp rx: 161 MB/s 131528 calls/s
21:21:23 DEBUG| [stdout] # udp tx: 228 MB/s 3868 calls/s 3868 msg/s
21:21:24 DEBUG| [stdout] # udp rx: 197 MB/s 160785 calls/s
21:21:24 DEBUG| [stdout] # udp tx: 218 MB/s 3698 calls/s 3698 msg/s
21:21:25 DEBUG| [stdout] # UDP tunnel GRO fwd perf udp rx: 200 MB/s 163194 calls/s
21:21:25 DEBUG| [stdout] # udp tx: 231 MB/s 3921 calls/s 3921 msg/s
21:21:26 DEBUG| [stdout] # udp rx: 193 MB/s 157637 calls/s
21:21:26 DEBUG| [stdout] # udp tx: 220 MB/s 3744 calls/s 3744 msg/s
21:21:27 DEBUG| [stdout] # udp rx: 226 MB/s 184120 calls/s
21:21:27 DEBUG| [stdout] # udp tx: 240 MB/s 4073 calls/s 4073 msg/s
21:21:27 DEBUG| [stdout] # IPv6
21:21:28 DEBUG| [stdout] # No GRO ok
21:21:28 DEBUG| [stdout] # GRO frag list ok
21:21:28 DEBUG| [stdout] # GRO fwd ok
21:21:30 DEBUG| [stdout] # UDP fwd perf udp rx: 174 MB/s 142456 calls/s
21:21:30 DEBUG| [stdout] # udp tx: 299 MB/s 5076 calls/s 5076 msg/s
21:21:31 DEBUG| [stdout] # udp rx: 239 MB/s 195356 calls/s
21:21:31 DEBUG| [stdout] # udp tx: 311 MB/s 5276 calls/s 5276 msg/s
21:21:32 DEBUG| [stdout] # udp rx: 301 MB/s 245849 calls/s
21:21:32 DEBUG| [stdout] # udp tx: 307 MB/s 5213 calls/s 5213 msg/s
21:21:33 DEBUG| [stdout] # UDP GRO fwd perf udp rx: 196 MB/s 160372 calls/s
21:21:33 DEBUG| [stdout] # udp tx: 228 MB/s 3876 calls/s 3876 msg/s
21:21:34 DEBUG| [stdout] # udp rx: 341 MB/s 278286 calls/s
21:21:34 DEBUG| [stdout] # udp tx: 339 MB/s 5760 calls/s 5760 msg/s
21:21:35 DEBUG| [stdout] # udp rx: 272 MB/s 221441 calls/s
21:21:35 DEBUG| [stdout] # udp tx: 304 MB/s 5160 calls/s 5160 msg/s
21:21:35 DEBUG| [stdout] # GRO frag list over UDP tunnel ok
21:21:36 DEBUG| [stdout] # GRO fwd over UDP tunnel ok
21:21:37 DEBUG| [stdout] # UDP tunnel fwd perf ./udpgso_bench_tx: sendmsg: Connection refused
21:21:37 DEBUG| [stdout] # fail client exit code 1, server 0
21:21:38 DEBUG| [stdout] # UDP tunnel GRO fwd perf udp rx: 201 MB/s 164027 calls/s
21:21:38 DEBUG| [stdout] # udp tx: 234 MB/s 3973 calls/s 3973 msg/s
21:21:39 DEBUG| [stdout] # udp rx: 227 MB/s 185123 calls/s
21:21:39 DEBUG| [stdout] # udp tx: 237 MB/s 4032 calls/s 4032 msg/s
21:21:40 DEBUG| [stdout] # ./udpgso_bench_tx: sendmsg: Connection refused
21:21:40 DEBUG| [stdout] # fail client exit code 1, server 0
21:21:40 DEBUG| [stdout] not ok 48 selftests: net: udpgro_fwd.sh # exit=1

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:

apport-collect 1948724

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.

[Launchpad Janitor (janitor)]

[Expired for linux (Ubuntu) because there has been no activity for 60 days.]

[Brian Murray (brian-murray)]

Ubuntu 21.10 (Impish Indri) has reached end of life, so this bug will not be fixed for that specific release.