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a5 AICPU topology probe fails on driver 25.7.rc1.6 (CPU_TOPO rc=65534), hard-failing every device run

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#1585 In hw-native-sys/simpler;

· lwDavid opened on Jul 29, 2026

[Code Health] Reconcile a2a3 vs a5 tensormap_and_ringbuffer runtime implementation divergence

code healthTechnical debt, robustness, code qualityTechnical debt, robustness, code quality

Status: Open.

#1582 In hw-native-sys/simpler;

· ChaoZheng109 opened on Jul 29, 2026

[Bug] Worker.close() intermittently fails to reap fork children within the close budget on a multi-card a5 pool

bugSomething isn't workingSomething isn't working

Status: Open.

#1562 In hw-native-sys/simpler;

· doraemonmj opened on Jul 29, 2026

[Bug] a5sim dump-args level 2 writes zero tensor payloads

bugSomething isn't workingSomething isn't working

Status: Open.

#1560 In hw-native-sys/simpler;

· indigo1973 opened on Jul 29, 2026

Producer-poisoned slots inflate pending_accepts, delaying the run acceptance fence to completion

Status: Open.

#1556 In hw-native-sys/simpler;

· ChaoWao opened on Jul 29, 2026

RunHandle._wait_for_acceptance can strand _accept_wait_in_progress on an async exception

Status: Open.

#1555 In hw-native-sys/simpler;

· ChaoWao opened on Jul 29, 2026

[Bug] READY NEXT_LEVEL group can be overtaken indefinitely by later singles (no Tier-0 equivalent at L3)

bugSomething isn't workingSomething isn't working

Status: Open.

#1551 In hw-native-sys/simpler;

· ChaoWao opened on Jul 29, 2026

[Performance] early_sync_start cohort always enters global drain even when a single scheduler thread owns enough cores (add single-owner Case A fast path)

performancePerformance regression or optimizationPerformance regression or optimization

Status: Open.

#1548 In hw-native-sys/simpler;

· ChaoZheng109 opened on Jul 28, 2026

[Bug] CONSUMED ring head can remain pinned when advance_lock contention drops the reclaim advance

bugSomething isn't workingSomething isn't working

Status: Open.

#1545 In hw-native-sys/simpler;

· Leaf-Salix opened on Jul 28, 2026

[Feature] l0_swimlane: restore real tensor payloads so metadata-driven kernels are replayable

enhancementNew feature or requestNew feature or request

Status: Open.

#1532 In hw-native-sys/simpler;

· ChaoWao opened on Jul 27, 2026

[Bug] a2a3 DFX paired buffers fail with halHostRegister 65534 on 64 KiB-page hosts

Status: Open.

#1531 In hw-native-sys/simpler;

· Mewtwo-Jieyu opened on Jul 27, 2026

[Feature] Expose simpler's committed NPU memory (rtMalloc pool is invisible to aclrtGetMemInfo)

enhancementNew feature or requestNew feature or request

Status: Open.

#1457 In hw-native-sys/simpler;

· sunghajung6688 opened on Jul 24, 2026