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net(586 PR 4): the x86 EOF timeout arm measures its own dispatch before it fails #948

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a60a1a7
net: measure dispatch in the loopback EOF timeout arm
ryanbreen Sep 7, 2026
d095c85
docs: record the PR4 x86 EOF dispatch checks
ryanbreen Sep 7, 2026
96fa978
net: bind the EOF dispatch verdict ratchet to its print
ryanbreen Sep 8, 2026
ba7de16
docs: record PR 4 audit and the blocked Beast acceptance gate
ryanbreen Sep 8, 2026
735bdf0
docs: retain PR 4 captured serial bytes in Git
ryanbreen Sep 8, 2026
a7204dc
docs(586,pr4-continuation): strict PASS and the ten-boot tally, with …
ryanbreen Sep 8, 2026
0a76e93
docs: correct PR 4 continuation provenance and counts
ryanbreen Sep 8, 2026
e0f6e21
Merge origin/main into net/586-pr4-x86-eof-arm-dispatch
ryanbreen Sep 8, 2026
eb92485
docs: record PR 4 landing gate failure at merged tip
ryanbreen Sep 8, 2026
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2 changes: 2 additions & 0 deletions .gitattributes
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Expand Up @@ -177,5 +177,7 @@ docs/planning/green-program/sweeps/network-483-465-2026-09-07/evidence/**/*.log
# by line number, and a CRLF normalisation would edit it.
docs/planning/green-program/sweeps/network-483-465-2026-09-07/round3/evidence/**/*.log -text

# 586 PR 4 audit: retain the captured serial bytes used by marker-tally hashes.
docs/planning/green-program/network/serials/586-pr4/audit/** -text
# Preserve original serial and transcript bytes for the 813 PR B audit.
docs/planning/green-program/ipc/serials/813-b/** -text
333 changes: 333 additions & 0 deletions docs/planning/green-program/network/586-PR4-2026-09-07.md
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1 change: 1 addition & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/audit-code-msg-lint.txt
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claim-lint: clean commit message (.tmp/pr4-audit-code-message.txt).
3 changes: 3 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/audit-code-tree-lint.txt
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claim-lint: clean (44 file(s) checked, changed hunks vs 62924b473987).
claim-lint: 14 pre-existing finding(s) outside this branch's changed hunks not reported (--whole-file shows them).
claim-lint: 5 target(s) SKIPPED, not checked (extension not in ['.md', '.py', '.rs', '.sh', '.txt']): docs/planning/green-program/network/serials/586-pr4/parallel-1.exit, docs/planning/green-program/network/serials/586-pr4/parallel-2.exit, docs/planning/green-program/network/serials/586-pr4/parallel-build.exit, docs/planning/green-program/network/serials/586-pr4/x86-boot-tests-rerun.exit, docs/planning/green-program/network/serials/586-pr4/x86-boot-tests.exit
19 changes: 19 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/audit-comment-mutation.txt
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revision=d095c8569d8a34b02b2f7adc4fba0c4f12d76f7e + audit working diff; mutation=audit-comment-mutation
== compiling loopback_pump_structure ==
== running loopback_pump_structure loopback_eof_dispatch_validator_rejects_commented_verdict ==

running 1 test

thread 'loopback_eof_dispatch_validator_rejects_commented_verdict' panicked at /private/tmp/claude-501/-Users-wrb-fun-code-breenix/d69ffb9d-4539-4cf3-8a3d-a872ff7c830b/scratchpad/n586p4/wt/tests/loopback_pump_structure.rs:2048:5:
assertion failed: validate_loopback_eof_timeout_measures_dispatch(&mutated).is_err()
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
test loopback_eof_dispatch_validator_rejects_commented_verdict ... FAILED

failures:

failures:
loopback_eof_dispatch_validator_rejects_commented_verdict

test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 137 filtered out; finished in 0.00s

exit=101
19 changes: 19 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/audit-delete-mutation.txt
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revision=d095c8569d8a34b02b2f7adc4fba0c4f12d76f7e + audit working diff; mutation=audit-delete-mutation
== compiling loopback_pump_structure ==
== running loopback_pump_structure loopback_eof_timeout_measures_dispatch ==

running 1 test

thread 'loopback_eof_timeout_measures_dispatch' panicked at /private/tmp/claude-501/-Users-wrb-fun-code-breenix/d69ffb9d-4539-4cf3-8a3d-a872ff7c830b/scratchpad/n586p4/wt/tests/loopback_pump_structure.rs:2025:6:
EOF timeout measures and prints dispatch before exit 15: "EOF timeout arm does not measure dispatch"
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
test loopback_eof_timeout_measures_dispatch ... FAILED

failures:

failures:
loopback_eof_timeout_measures_dispatch

test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 137 filtered out; finished in 0.00s

exit=101
1 change: 1 addition & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/audit-docs-msg-lint.txt
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claim-lint: clean commit message (.tmp/pr4-audit-docs-message.txt).
3 changes: 3 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/audit-docs-tree-lint.txt
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claim-lint: clean (125 file(s) checked, changed hunks vs 62924b473987).
claim-lint: 14 pre-existing finding(s) outside this branch's changed hunks not reported (--whole-file shows them).
claim-lint: 5 target(s) SKIPPED, not checked (extension not in ['.md', '.py', '.rs', '.sh', '.txt']): docs/planning/green-program/network/serials/586-pr4/parallel-1.exit, docs/planning/green-program/network/serials/586-pr4/parallel-2.exit, docs/planning/green-program/network/serials/586-pr4/parallel-build.exit, docs/planning/green-program/network/serials/586-pr4/x86-boot-tests-rerun.exit, docs/planning/green-program/network/serials/586-pr4/x86-boot-tests.exit
1 change: 1 addition & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/cleanup.txt
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{"revision": "96fa978116f7472b9ea0729f830e0b1711af3a9d", "lane_qemu_pids": []}
70 changes: 70 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/compile-diagnostics.txt
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revision=96fa978116f7472b9ea0729f830e0b1711af3a9d
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/syscall_return_register_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/blocking_fd_eagain_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/gate_boot_facts_pipefail_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/mmap_floor_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/trace_ring_depth_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/fork_lock_order_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/poll_tcp_gate_wiring_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/qemu_kill_by_name_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/parallels_capture_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/pipe_fifo_blocking_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/strand_handoff_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/terminal_edge_capture_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/dispatch_path_lock_free_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/capture_path_lock_free_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/timer_wake_dispatch_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/signal_eintr_predicate_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/tty_irq_fg_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/context_restore_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/xhci_wait_irq_order_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/udp_ports_lock_irq_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/ext2_disk_size_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/coreproof_mutation_register_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/masked_binary_load_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/entry_point_df_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/coreproof_coverage_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/ring_span_report_site_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/capture_bxcap_schema_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/parallels_kill_by_name_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/serial_line_atomicity_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/gate_structure_preflight_wiring_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/coreproof_sites_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/dispatch_fact_census_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/exec_lock_order_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/udp_socket_lock_irq_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/fcntl_pm_contention_gate_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/dma_and_log_sink_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/gate_boot_facts_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/degenerate_transfer_fd_validation_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/gate_capture_drain_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/green_program_envelope_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/coreproof_component_h_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/x86_smp_enum_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/net_lock_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/exit_tally_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/tty_oracle_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/aarch64_testing_profile_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/preempt_bracket_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/qemu_host_lock_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/tty_irq_pm_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/dispatch_strand_census_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/structure_preflight_parallel_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/run_inspector_import_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/block_request_lifetime_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/gate_qmp_backstop_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/loopback_pump_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/launcher_smoke_xhci_evidence_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/lockup_capture_guard_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/teardown_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/tracing_provider_gate_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/ring_span_unfiltered_report_site_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/ext2_lock_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/critical_path_logging_census_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/ctx_diag_ring_sample_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/mac-structure/ttbr0_shadow_reconciliation_structure.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/userspace-build.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/strict.txt: rust_warnings=0 rust_errors=0
docs/planning/green-program/network/serials/586-pr4/audit/strict.txt:338: Error: x86_64-linux-musl-gcc not found in PATH
docs/planning/green-program/network/serials/586-pr4/audit/strict.txt:343: WARNING: BusyBox build failed (see build-busybox.sh for prerequisites)
docs/planning/green-program/network/serials/586-pr4/audit/strict.txt:344: WARNING: busybox.elf not found, skipping coreutils
1 change: 1 addition & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/cont-docs-msg-lint.txt
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claim-lint: clean commit message (.tmp/pr4-cont-docs-message.txt).
3 changes: 3 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/cont-docs-tree-lint.txt
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claim-lint: clean (160 file(s) checked, changed hunks vs 62924b473987).
claim-lint: 14 pre-existing finding(s) outside this branch's changed hunks not reported (--whole-file shows them).
claim-lint: 6 target(s) SKIPPED, not checked (extension not in ['.md', '.py', '.rs', '.sh', '.txt']): .gitattributes, docs/planning/green-program/network/serials/586-pr4/parallel-1.exit, docs/planning/green-program/network/serials/586-pr4/parallel-2.exit, docs/planning/green-program/network/serials/586-pr4/parallel-build.exit, docs/planning/green-program/network/serials/586-pr4/x86-boot-tests-rerun.exit, docs/planning/green-program/network/serials/586-pr4/x86-boot-tests.exit
10 changes: 10 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/driver.txt
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From https://github.com/ryanbreen/breenix
* branch net/586-pr4-x86-eof-arm-dispatch -> FETCH_HEAD
d095c8569..96fa97811 net/586-pr4-x86-eof-arm-dispatch -> origin/net/586-pr4-x86-eof-arm-dispatch
Updating d095c8569..96fa97811
Fast-forward
tests/loopback_pump_structure.rs | 22 +++++++++++++++++++++-
userspace/programs/src/loopback_wake_test.rs | 7 ++++---
2 files changed, 25 insertions(+), 4 deletions(-)
userspace-build exit=0 revision=96fa978116f7472b9ea0729f830e0b1711af3a9d
strict exit=1 revision=96fa978116f7472b9ea0729f830e0b1711af3a9d
1 change: 1 addition & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/evidence-bytes-msg-lint.txt
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claim-lint: clean commit message (.tmp/pr4-evidence-bytes-message.txt).
3 changes: 3 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/evidence-bytes-tree-lint.txt
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claim-lint: clean (127 file(s) checked, changed hunks vs 62924b473987).
claim-lint: 14 pre-existing finding(s) outside this branch's changed hunks not reported (--whole-file shows them).
claim-lint: 6 target(s) SKIPPED, not checked (extension not in ['.md', '.py', '.rs', '.sh', '.txt']): .gitattributes, docs/planning/green-program/network/serials/586-pr4/parallel-1.exit, docs/planning/green-program/network/serials/586-pr4/parallel-2.exit, docs/planning/green-program/network/serials/586-pr4/parallel-build.exit, docs/planning/green-program/network/serials/586-pr4/x86-boot-tests-rerun.exit, docs/planning/green-program/network/serials/586-pr4/x86-boot-tests.exit
10 changes: 10 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/landing/citations.txt
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Citations re-derived at e0f6e21156ee56aea2caa77959bbcd0e4cc21f6b
userspace/programs/src/loopback_wake_test.rs blob=67bc58e9d54e4c9e043a028b3472d92e4a425503
userspace/programs/src/loopback_wake_test.rs:96: fn dispatch_gap_probe(window_ms: u64) -> (u64, u64) {
userspace/programs/src/loopback_wake_test.rs:225: if eof_wait_ms > EOF_WAKE_BOUND_MS {
userspace/programs/src/loopback_wake_test.rs:230: "LOOPBACK_WAKE_TEST: reader_eof_dispatch_probe max_gap_ms={} samples={} window_ms={} verdict=eof_timeout",
tests/loopback_pump_structure.rs blob=0aa3c9fb7398cfc0601faca391dd06e20a70fc24
tests/loopback_pump_structure.rs:899: fn validate_loopback_eof_timeout_measures_dispatch(source: &str) -> Result<(), String> {
tests/loopback_pump_structure.rs:2021: fn loopback_eof_timeout_measures_dispatch() {
tests/loopback_pump_structure.rs:2029: fn loopback_eof_dispatch_validator_rejects_deleted_probe() {
tests/loopback_pump_structure.rs:2046: fn loopback_eof_dispatch_validator_rejects_commented_verdict() {
9 changes: 9 additions & 0 deletions docs/planning/green-program/network/serials/586-pr4/audit/landing/marker-tally.txt
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Revision under test: e0f6e21156ee56aea2caa77959bbcd0e4cc21f6b
serial_user.txt: literal [TEST:userspace:loopback_recv_wake:START]: occurrences=0
serial_user.txt: literal [TEST:userspace:loopback_recv_wake:FAIL:reader_exit_15]: occurrences=0
serial_user.txt: literal reader_eof_dispatch_probe: occurrences=0
serial_user.txt: sha256=0b97880c126fa3ef2d38c365937a1b1fde39384c72f76c7f381d391fd16b2f6a
serial_kernel.txt: literal [TEST:userspace:loopback_recv_wake:START]: occurrences=0
serial_kernel.txt: literal [TEST:userspace:loopback_recv_wake:FAIL:reader_exit_15]: occurrences=0
serial_kernel.txt: literal reader_eof_dispatch_probe: occurrences=0
serial_kernel.txt: sha256=a4fa3d92dc6441d7f38789fd2969ea478f2d0925374d27c93efc700688f6fb3f
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