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Segfault in macOS in the presence of other OpenMP dependent packages #73

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kyamagu opened this issue Apr 21, 2023 · 2 comments
Open

Segfault in macOS in the presence of other OpenMP dependent packages #73

kyamagu opened this issue Apr 21, 2023 · 2 comments
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@kyamagu
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kyamagu commented Apr 21, 2023

Describe the bug
faiss may crash when there is another imported package that depends on libomp.

To Reproduce
Import a package that depends on OpenMP on macOS, then import faiss-cpu package. Use faiss as usual.

Expected behavior
Should not segfault.

Desktop (please complete the following information):

  • OS: macOS
  • Architecture: arm64
  • Python: any
  • Version: v1.7.3

Additional context
facebookresearch/faiss#2463
benfred/implicit#613 (comment)
dmlc/xgboost#7039 (comment)
https://bugs.llvm.org/show_bug.cgi?id=50579
@kyamagu kyamagu added the bug Something isn't working label Apr 21, 2023
@kyamagu
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kyamagu commented Apr 21, 2023

pytorch/pytorch#44282

@davidmezzetti davidmezzetti mentioned this issue Jul 9, 2023
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@kyamagu kyamagu mentioned this issue Jan 28, 2024
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kyamagu commented Jan 29, 2024

A dangerous workaround is to set the following environment variable.

export KMP_DUPLICATE_LIB_OK=TRUE

@kyamagu kyamagu mentioned this issue Mar 25, 2024
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