Unix.Unix_error(Unix.EPERM, "io_uring_queue_init", "") failures in Docker about eio HOT 5 OPEN

#=== ERROR while compiling eio_linux.0.15 =====================================#
# context              2.2.0~beta2~dev | linux/x86_64 | ocaml-base-compiler.5.1.1 | file:///home/opam/opam-repository
# path                 ~/.opam/5.1/.opam-switch/build/eio_linux.0.15
# command              ~/.opam/5.1/bin/dune build -p eio_linux -j 1 @install @runtest
# exit-code            1
# env-file             ~/.opam/log/eio_linux-1640-047f3e.env
# output-file          ~/.opam/log/eio_linux-1640-047f3e.out
### output ###
# File "lib_eio_linux/tests/fd_sharing.md", line 1, characters 0-0:
# /usr/bin/git --no-pager diff --no-index --color=always -u _build/default/lib_eio_linux/tests/fd_sharing.md _build/default/lib_eio_linux/tests/.mdx/fd_sharing.md.corrected
# diff --git a/_build/default/lib_eio_linux/tests/fd_sharing.md b/_build/default/lib_eio_linux/tests/.mdx/fd_sharing.md.corrected
# index bf8230b..fc5c373 100644
# --- a/_build/default/lib_eio_linux/tests/fd_sharing.md
# +++ b/_build/default/lib_eio_linux/tests/.mdx/fd_sharing.md.corrected
# @@ -51,11 +51,5 @@ One domain closes an FD after another domain has enqueued a uring operation ment
#         (* Allow the read to complete. *)
#         Eio.Flow.close w
#      );;
# -+Domain 1 enqueuing read on FD
# -+Waiting for domain 0...
# -+Domain 0 closing FD
# -+Domain 0 closed FD; waking domain 1
# -+Domain 1 flushing queue
# -+Read EOF
# -- : unit = ()
# +Exception: Failure "io_uring is not available (permission denied)".