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* userspace/cuda: engine-list path summarised in the public analysisArthur Hanson Rasmusson2026-09-23
| | | | | | | | Records that libcuda builds an async copy-engine list from per-engine records (engine kind, runlist, class) received with the device information, which is derived from the GSP static info engine table this project emulates, and that the crashing per-engine helper operates on those records. The adjacent local analysis notes (userspace/cuda/570.144/LOCAL-ANALYSIS.md) carry supporting detail.
* userspace/cuda: analysis note for the cuCtxCreate segfault (gdb trace)Arthur Hanson Rasmusson2026-09-23
Documents the exact crash: cuInit/device enumeration now succeed; cuCtxCreate faults in an engine-check/report path at libcuda+0x453f90 with rbp=0. Register trace shows rbp valid at the helper and at the dispatch hook's leave, but 0 immediately after the hook returns; the hook and the dispatch table entries are all valid libcuda code. Adds the ioctl sequence observed before the crash and lists what is still unanalysed.