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Add residency manager fuzzing. #539
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| // Copyright 2021 The GPGMM Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| #include "D3D12Fuzzer.h" | ||
|
|
||
| uint64_t UInt8ToUInt64(const uint8_t* src) { | ||
| uint64_t dst; | ||
| memcpy(&dst, src, sizeof(uint64_t)); | ||
| return dst; | ||
| } | ||
|
|
||
| HRESULT CreateAllocatorDesc(gpgmm::d3d12::ALLOCATOR_DESC* allocatorDesc) { | ||
| gpgmm::d3d12::ALLOCATOR_DESC allocatorDescOut = {}; | ||
|
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| // Populate the device | ||
| ComPtr<ID3D12Device> d3dDevice; | ||
| if (FAILED(D3D12CreateDevice(nullptr, D3D_FEATURE_LEVEL_11_0, IID_PPV_ARGS(&d3dDevice)))) { | ||
| return E_FAIL; | ||
| } | ||
|
|
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| allocatorDescOut.Device = d3dDevice; | ||
|
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| // Populate the adapter | ||
| LUID adapterLUID = d3dDevice->GetAdapterLuid(); | ||
| ComPtr<IDXGIFactory1> dxgiFactory; | ||
| if (FAILED(CreateDXGIFactory1(IID_PPV_ARGS(&dxgiFactory)))) { | ||
| return E_FAIL; | ||
| } | ||
|
|
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| ComPtr<IDXGIFactory4> dxgiFactory4; | ||
| if (FAILED(dxgiFactory.As(&dxgiFactory4))) { | ||
| return E_FAIL; | ||
| } | ||
|
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| ComPtr<IDXGIAdapter3> dxgiAdapter; | ||
| if (FAILED(dxgiFactory4->EnumAdapterByLuid(adapterLUID, IID_PPV_ARGS(&dxgiAdapter)))) { | ||
| return E_FAIL; | ||
| } | ||
|
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| allocatorDescOut.Adapter = dxgiAdapter; | ||
|
|
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| // Configure options | ||
| D3D12_FEATURE_DATA_D3D12_OPTIONS options = {}; | ||
| if (FAILED(d3dDevice->CheckFeatureSupport(D3D12_FEATURE_D3D12_OPTIONS, &options, | ||
| sizeof(options)))) { | ||
| return E_FAIL; | ||
| } | ||
|
|
||
| allocatorDescOut.ResourceHeapTier = options.ResourceHeapTier; | ||
| allocatorDescOut.MinLogLevel = D3D12_MESSAGE_SEVERITY_MESSAGE; | ||
|
|
||
| if (allocatorDesc != nullptr) { | ||
| *allocatorDesc = allocatorDescOut; | ||
| } | ||
|
|
||
| return S_OK; | ||
| } | ||
|
|
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| D3D12_RESOURCE_DESC CreateBufferDesc(uint64_t width, uint64_t alignment) { | ||
| D3D12_RESOURCE_DESC resourceDesc = {}; | ||
| resourceDesc.Dimension = D3D12_RESOURCE_DIMENSION_BUFFER; | ||
| resourceDesc.Alignment = 0; | ||
| resourceDesc.Width = width; | ||
| resourceDesc.Height = 1; | ||
| resourceDesc.DepthOrArraySize = 1; | ||
| resourceDesc.MipLevels = 1; | ||
| resourceDesc.Format = DXGI_FORMAT_UNKNOWN; | ||
| resourceDesc.SampleDesc.Count = 1; | ||
| resourceDesc.SampleDesc.Quality = 0; | ||
| resourceDesc.Layout = D3D12_TEXTURE_LAYOUT_ROW_MAJOR; | ||
| resourceDesc.Flags = D3D12_RESOURCE_FLAG_NONE; | ||
| return resourceDesc; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| // Copyright 2021 The GPGMM Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| #ifndef FUZZER_D3D12FUZZER_H_ | ||
| #define FUZZER_D3D12FUZZER_H_ | ||
|
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| #include <gpgmm_d3d12.h> | ||
|
|
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| uint64_t UInt8ToUInt64(const uint8_t* src); | ||
|
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| HRESULT CreateAllocatorDesc(gpgmm::d3d12::ALLOCATOR_DESC* allocatorDesc); | ||
|
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| D3D12_RESOURCE_DESC CreateBufferDesc(uint64_t width, uint64_t alignment = 0); | ||
|
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| #endif // FUZZER_D3D12FUZZER_H_ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| // Copyright 2021 The GPGMM Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| #include <vector> | ||
|
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| #include "testing/libfuzzer/libfuzzer_exports.h" | ||
|
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| #include "D3D12Fuzzer.h" | ||
| #include "gpgmm/common/SizeClass.h" | ||
|
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| namespace { | ||
|
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| ComPtr<gpgmm::d3d12::ResourceAllocator> gResourceAllocator; | ||
| ComPtr<gpgmm::d3d12::ResidencyManager> gResidencyManager; | ||
| std::vector<ComPtr<gpgmm::d3d12::ResourceAllocation>> gAllocationsBelowBudget = {}; | ||
|
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| uint64_t GetBudgetLeft(gpgmm::d3d12::ResidencyManager* const residencyManager, | ||
| const DXGI_MEMORY_SEGMENT_GROUP& memorySegmentGroup) { | ||
| if (residencyManager == nullptr) { | ||
| return 0; | ||
| } | ||
| DXGI_QUERY_VIDEO_MEMORY_INFO* segment = | ||
| gResidencyManager->GetVideoMemoryInfo(memorySegmentGroup); | ||
| return (segment->Budget > segment->CurrentUsage) ? (segment->Budget - segment->CurrentUsage) | ||
| : 0; | ||
| } | ||
|
|
||
| } // namespace | ||
|
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| extern "C" int LLVMFuzzerInitialize(int* argc, char*** argv) { | ||
| gpgmm::d3d12::ALLOCATOR_DESC allocatorDesc = {}; | ||
| if (FAILED(CreateAllocatorDesc(&allocatorDesc))) { | ||
| return 0; | ||
| } | ||
|
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| allocatorDesc.Flags |= gpgmm::d3d12::ALLOCATOR_FLAG_ALWAYS_IN_BUDGET; | ||
|
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| gpgmm::d3d12::RESIDENCY_DESC residencyDesc = {}; | ||
|
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| ComPtr<IDXGIAdapter3> adapter3; | ||
| if (FAILED(allocatorDesc.Adapter.As(&adapter3))) { | ||
| return 0; | ||
| } | ||
|
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| residencyDesc.Adapter = adapter3; | ||
| residencyDesc.Device = allocatorDesc.Device; | ||
| residencyDesc.MinLogLevel = D3D12_MESSAGE_SEVERITY_MESSAGE; | ||
|
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| // Create ResidencyManager | ||
| D3D12_FEATURE_DATA_ARCHITECTURE arch = {}; | ||
| if (FAILED(residencyDesc.Device->CheckFeatureSupport(D3D12_FEATURE_ARCHITECTURE, &arch, | ||
| sizeof(arch)))) { | ||
| return 0; | ||
| } | ||
|
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| residencyDesc.IsUMA = arch.UMA; | ||
|
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| if (FAILED(gpgmm::d3d12::ResidencyManager::CreateResidencyManager(residencyDesc, | ||
| &gResidencyManager))) { | ||
| return 0; | ||
| } | ||
|
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| if (FAILED(gpgmm::d3d12::ResourceAllocator::CreateAllocator( | ||
| allocatorDesc, gResidencyManager.Get(), &gResourceAllocator))) { | ||
| return 0; | ||
| } | ||
|
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| gpgmm::d3d12::ALLOCATION_DESC allocationDesc = {}; | ||
| allocationDesc.HeapType = D3D12_HEAP_TYPE_DEFAULT; | ||
|
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| const DXGI_MEMORY_SEGMENT_GROUP bufferMemorySegment = | ||
| gResidencyManager->GetMemorySegmentGroup(allocationDesc.HeapType); | ||
|
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| constexpr uint64_t kBufferMemorySize = GPGMM_MB_TO_BYTES(1); | ||
| const D3D12_RESOURCE_DESC bufferDesc = CreateBufferDesc(kBufferMemorySize); | ||
|
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| // Keep allocating until we reach the budget. | ||
| uint64_t memoryUnderBudget = GetBudgetLeft(gResidencyManager.Get(), bufferMemorySegment); | ||
| while (gResourceAllocator->GetInfo().UsedMemoryUsage + kBufferMemorySize < memoryUnderBudget) { | ||
| ComPtr<gpgmm::d3d12::ResourceAllocation> allocation; | ||
| if (FAILED(gResourceAllocator->CreateResource({}, bufferDesc, D3D12_RESOURCE_STATE_COMMON, | ||
| nullptr, &allocation))) { | ||
| return 0; | ||
| } | ||
|
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| gAllocationsBelowBudget.push_back(std::move(allocation)); | ||
| } | ||
|
|
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| return 0; | ||
| } | ||
|
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| extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { | ||
| if (size < 8) { | ||
| return 0; | ||
| } | ||
|
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| gpgmm::d3d12::ALLOCATION_DESC allocationDesc = {}; | ||
| allocationDesc.HeapType = D3D12_HEAP_TYPE_DEFAULT; | ||
|
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| ComPtr<gpgmm::d3d12::ResourceAllocation> allocationOverBudget; | ||
| gResourceAllocator->CreateResource(allocationDesc, CreateBufferDesc(UInt8ToUInt64(data)), | ||
| D3D12_RESOURCE_STATE_COMMON, nullptr, &allocationOverBudget); | ||
| return 0; | ||
| } | ||
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