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[UR][Sanitizer] Guard ShadowMemoryCPU::Setup() against re-init #21699

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Merged
KornevNikita merged 1 commit into from
Apr 15, 2026
Merged

[UR][Sanitizer] Guard ShadowMemoryCPU::Setup() against re-init #21699

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3 changes: 3 additions & 0 deletions unified-runtime/source/loader/layers/sanitizer/msan/msan_shadow.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -82,6 +82,9 @@ GetMsanShadowMemory(ur_context_handle_t Context, ur_device_handle_t Device,
}

ur_result_t MsanShadowMemoryCPU::Setup() {
if (ShadowBegin != 0)
return UR_RESULT_SUCCESS;

bool Initialized = true;
for (unsigned i = 0; i < kMemoryLayoutSize; ++i) {
uptr Start = kMemoryLayout[i].start;
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3 changes: 3 additions & 0 deletions unified-runtime/source/loader/layers/sanitizer/tsan/tsan_shadow.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,9 @@ std::shared_ptr<ShadowMemory> GetShadowMemory(ur_context_handle_t Context,
}

ur_result_t ShadowMemoryCPU::Setup() {
if (ShadowBegin != 0)
return UR_RESULT_SUCCESS;

bool Initialized;

ShadowBegin = 0x100000000000ULL;
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