feat(sched): made tasks reference counted and closed use-after-free races in the wake and kill paths - #178

Merged

FlareCoding merged 12 commits into

pr/task-lifetime-refcounting

Aug 28, 2026

Commits on Aug 28, 2026

docs(sched): documented the task pointer pin contract on the wake paths
FlareCoding
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788ef80
feat(sched): made the task struct a reference counted object
FlareCoding
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a01a542
fix(proc): fixed a use-after-free when killing or closing an exiting child
FlareCoding
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7871c27
fix(sync): implemented holding task references across batch wakes in futex and wait queues
FlareCoding
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1579c76
fix(sched): stopped waking tasks while holding thread group and proc locks
FlareCoding
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25485a1
fix(signals): kept fatal signals from killing tasks inside a syscall
FlareCoding
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4eab48a
fix(signals): sent signals through counted task references
FlareCoding
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143c932
docs(sched): documented the task state machine and reclamation mechanism
FlareCoding
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1bf69d1
fix(signals): delivered group-id signals to every matching process group
FlareCoding
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9a02c81
fix(proc): released the proc resource reference only after claiming an unstarted task
FlareCoding
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cc32954
docs(timer): documented why the sleep-queue expiry walk may wake under its lock
FlareCoding
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136bec4
chore(sched): moved the teardown proc-resource batch onto counted references
FlareCoding
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499ab98