udp-large-recv test gets stuck when run under nextest #6785

$ cd lib/wasix
❯ cargo nextest run udp-large-recv
    Finished [`test` profile [unoptimized + debuginfo]](https://doc.rust-lang.org/cargo/reference/profiles.html#default-profiles) target(s) in 0.17s
────────────
 Nextest run ID fc0ffd73-ded9-4cc9-803c-682d981df0da with nextest profile: default
    Starting 2 tests across 6 binaries (1376 tests skipped)
        PASS [   0.332s] wasmer-wasix::wasm_tests wasm/socket/udp-large-recv/default/cranelift
     Running [ 00:00:03] █████████████████████████████████████████████▏                                             1/2: 1 running, 1 passed, 1376 skipped
             [ 00:00:03] wasmer-wasix::wasm_tests wasm/socket/udp-large-recv/default/v2026-05-12.1/cranelift

    ---- wasm/socket/udp-large-recv/default/v2026-05-12.1/cranelift ----
    socket/udp-large-recv expected exit code 0, got 1
    exit_code=1
    stdout:

    stderr:
    expected 20480-byte datagram, got -1