sched(508): the x86 boot thread is not preempted away during its disk-completion wait - #980

Draft

ryanbreen wants to merge 9 commits into

mainfrom

sched/508-boot-thread-disk-wait

Commits on Sep 8, 2026

Preserve idle boot continuation during disk completion waits

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b346196
Record 508 disk-wait evidence and remaining gate failures

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48610ba
Count resolved boot departures and drain switch-path diagnostics

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c236b03
Record 508 review gate results and source citations

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6f8495e
Merge origin/main into sched/508-boot-thread-disk-wait

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327b42f
Refresh merged strict scorer fixture from complete landing capture

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6cff8cf
Record failed 508 merged-tip landing gate

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1453028
Record failed 508 merged-tip landing gate

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74a57ab
Record 508 not-landed handoff verification

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5b25d74