Description
When I run the trace contained in wgpu-trace-crashy-on-doze.zip
against WGPU on the DX12 backend on Windows, recorded from running https://webgpu.github.io/webgpu-samples/?sample=bitonicSort in Firefox:
RUST_BACKTRACE=1 cargo run -p player -- ~/Downloads/wgpu-trace-crashy-on-doze/0/
Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.00s
Running `target\debug\play.exe C:\Users\Erich\Downloads/wgpu-trace-crashy-on-doze/0\`
thread 'main' panicked at E:\wgpu\naga\src\back\hlsl\help.rs:1690:17:
internal error: entered unreachable code: Sampler buffer of group SamplerIndexBufferKey { group: 0 } not bound to a register
stack backtrace:
0: std::panicking::begin_panic_handler
at /rustc/e71f9a9a98b0faf423844bf0ba7438f29dc27d58\library/std\src\panicking.rs:665
1: core::panicking::panic_fmt
at /rustc/e71f9a9a98b0faf423844bf0ba7438f29dc27d58\library/core\src\panicking.rs:76
2: naga::back::hlsl::Writer<ref_mut$<alloc::string::String> >::write_wrapped_sampler_buffer<ref_mut$<alloc::string::String> >
at .\naga\src\back\hlsl\help.rs:1690
3: naga::back::hlsl::Writer<ref_mut$<alloc::string::String> >::write_global_sampler<ref_mut$<alloc::string::String> >
at .\naga\src\back\hlsl\writer.rs:1060
4: naga::back::hlsl::Writer<ref_mut$<alloc::string::String> >::write_global<ref_mut$<alloc::string::String> >
at .\naga\src\back\hlsl\writer.rs:901
5: naga::back::hlsl::Writer<ref_mut$<alloc::string::String> >::write<ref_mut$<alloc::string::String> >
at .\naga\src\back\hlsl\writer.rs:382
6: wgpu_hal::dx12::Device::load_shader
at .\wgpu-hal\src\dx12\device.rs:307
7: wgpu_hal::dx12::device::impl$1::create_render_pipeline
at .\wgpu-hal\src\dx12\device.rs:1669
8: wgpu_hal::dynamic::device::impl$0::create_render_pipeline<wgpu_hal::dx12::Device>
at .\wgpu-hal\src\dynamic\device.rs:402
9: wgpu_core::device::resource::Device::create_render_pipeline
at .\wgpu-core\src\device\resource.rs:3632
10: wgpu_core::global::Global::device_create_render_pipeline
at .\wgpu-core\src\device\global.rs:1319
11: player::impl$0::process
at .\player\src\lib.rs:375
12: play::main
at .\player\src\bin\play.rs:105
<snip>
This does not happen on macOS for me (N.B., adjusting backend: Dx12
in trace.ron
), so this seems like a backend-specific problem.
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