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large-malloc (7046432072 bytes) in __sanitizer::RunMallocHooks() (#4967)

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Summary: Pull Request resolved: https://github.com/facebookresearch/faiss/pull/4967

Reviewed By: limqiying

Differential Revision: D97081517

fbshipit-source-id: 289bbde6e752862d7f973faeeb949fc591da1b17
This commit is contained in:
generatedunixname4593378654225212
2026-03-19 23:32:18 -07:00
committed by meta-codesync[bot]
parent 4db01e3431
commit f5142bfc5d
1 changed files with 18 additions and 0 deletions
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faiss/impl/index_read.cpp
+18
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@@ -356,6 +356,24 @@ std::unique_ptr<VectorTransform> read_VectorTransform_up(IOReader* f) {
if (h == fourcc("HRot")) {
auto* hr = dynamic_cast<HadamardRotation*>(vt.get());
FAISS_THROW_IF_NOT_MSG(hr, "dynamic_cast to HadamardRotation failed");
FAISS_THROW_IF_NOT_FMT(
vt->d_in > 0,
"invalid HadamardRotation d_in %d (must be > 0)",
vt->d_in);
size_t p = 1;
while (p < static_cast<size_t>(vt->d_in)) {
p <<= 1;
}
FAISS_THROW_IF_NOT_FMT(
static_cast<size_t>(vt->d_out) == p,
"invalid HadamardRotation d_out %d for d_in %d"
" (d_out must be the smallest power of 2 >= d_in)",
vt->d_out,
vt->d_in);
size_t byte_limit = get_deserialization_vector_byte_limit();
FAISS_THROW_IF_NOT_MSG(
p <= byte_limit / (3 * sizeof(float)),
"HadamardRotation d_out exceeds deserialization byte limit");
hr->init(hr->seed);
}
return vt;