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'not implemented' in ObjectModel::copy for header_offset 16 #140

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qinsoon opened this issue Mar 3, 2024 · 1 comment
Open

'not implemented' in ObjectModel::copy for header_offset 16 #140

qinsoon opened this issue Mar 3, 2024 · 1 comment
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v1.9.2+RAI Issues about the branch v1.9.2+RAI

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@qinsoon
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qinsoon commented Mar 3, 2024

This seems to be non-deterministic.

JULIA julia-mmtk-immix-moving-release/usr/lib/julia/corecompiler.ji
thread '<unnamed>' panicked at src/object_model.rs:74:13:
not implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

The panic happens here

} else if header_offset == 16 {
// buffer should not be copied
unimplemented!();
} else {

@qinsoon qinsoon added the v1.9.2+RAI Issues about the branch v1.9.2+RAI label Mar 3, 2024
@qinsoon
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qinsoon commented Sep 30, 2024

We still see this occasionally. We intend to pin all the buffers, but it seems there are buffers that are not pinned, and get copied by the GC.

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Labels
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