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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-17 09:10:43 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-17 09:10:43 +0200 |
| commit | f2ec263023649e596c5076df32c2d328bc9393d2 (patch) | |
| tree | 5dd86caab46e552bd2e62bf9c4fb1a7504a44db4 /results/scraper/fex/1654 | |
| parent | 63d2e9d409831aa8582787234cae4741847504b7 (diff) | |
| download | qemu-analysis-main.tar.gz qemu-analysis-main.zip | |
Diffstat (limited to 'results/scraper/fex/1654')
| -rw-r--r-- | results/scraper/fex/1654 | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/results/scraper/fex/1654 b/results/scraper/fex/1654 new file mode 100644 index 000000000..54e6e9f2d --- /dev/null +++ b/results/scraper/fex/1654 @@ -0,0 +1,10 @@ +AOTIR: Deleting the RAData inappropriately +https://github.com/FEX-Emu/FEX/blob/42a632093545d0bf74bb1d87e285e58fa18d0aef/External/FEXCore/Source/Interface/IR/AOTIR.cpp#L353 + +This is allocated using using FEXCore::Allocator::malloc, then it tries to get freed with C++ delete. +https://github.com/FEX-Emu/FEX/blob/42a632093545d0bf74bb1d87e285e58fa18d0aef/External/FEXCore/Source/Interface/IR/Passes/RegisterAllocationPass.cpp#L156 + +This is why when allocating it we have it in a unique_ptr with a custom deleter, but the code is just wrong here. +`std::unique_ptr<IR::RegisterAllocationData, IR::RegisterAllocationDataDeleter> AllocData;` + +This causes LLVM asan to just immediately barf. \ No newline at end of file |