This issue was originally created at 2023-06-09T15:58:22.932Z as a Gitlab issue:
https://gitlab.com/redhat/centos-stream/tests/kernel/kernel-tests/-/issues/1673

1. Snippet of test failure

$ uname -r
5.14.0-323.el9.x86_64

$ ./run_kselftest.sh -t net:io_uring_zerocopy_tx.sh
TAP version 13
1..1

1. selftests: net: io_uring_zerocopy_tx.sh
2. ipv4 udp -m 1 -t 1 -n 32
3. ./io_uring_zerocopy_tx: io_uring: queue init: Unknown error -1
4. rx=0 (0 MB)
   not ok 1 selftests: net: io_uring_zerocopy_tx.sh # exit=1

1. DataWarehouse issue

https://datawarehouse.cki-project.org/issue/2100

1. Additional details

First observed on 5.14.0-323.el9+rt, but also reproducible in stock kernel (per manual testing log above).

**In case opening the links above result in a 404 page on DataWarehouse, please
make sure you are [correctly logged into DataWarehouse via Red Hat SSO](
https://cki-project.org/docs/user_docs/gitlab-mr-testing/faq/#datawarehouse-links-return-404).**