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fix STATUS_HEAP_CORRUPTION crash in create_sampler (#8043)

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Co-authored-by: Erich Gubler <erichdongubler@gmail.com>
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atlv 2025-08-05 10:43:54 -04:00 committed by GitHub
parent a1168613d2
commit 7cb642eba7
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2 changed files with 13 additions and 5 deletions
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6
CHANGELOG.md
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@ -63,6 +63,12 @@ By @Vecvec in [#7913](https://github.com/gfx-rs/wgpu/pull/7913).
Naga now requires that no type be larger than 1 GB. This limit may be lowered in the future; feedback on an appropriate value for the limit is welcome. By @andyleiserson in [#7950](https://github.com/gfx-rs/wgpu/pull/7950).
### Bug Fixes
#### Vulkan
Fix `STATUS_HEAP_CORRUPTION` crash when concurrently calling `create_sampler`. By @atlv24 in [#8043](https://github.com/gfx-rs/wgpu/pull/8043).
## v26.0.2 (2025-07-23)
### Bug Fixes

12
wgpu-hal/src/vulkan/device.rs
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@ -1404,19 +1404,21 @@ impl crate::Device for super::Device {
create_info = create_info.border_color(conv::map_border_color(color));
}
let raw = self
.shared
.sampler_cache
.lock()
.create_sampler(&self.shared.raw, create_info)?;
let mut sampler_cache_guard = self.shared.sampler_cache.lock();
let raw = sampler_cache_guard.create_sampler(&self.shared.raw, create_info)?;
// Note: Cached samplers will just continually overwrite the label
//
// https://github.com/gfx-rs/wgpu/issues/6867
if let Some(label) = desc.label {
// SAFETY: we are holding a lock on the sampler cache,
// so we can only be setting the name from one thread.
unsafe { self.shared.set_object_name(raw, label) };
}
drop(sampler_cache_guard);
self.counters.samplers.add(1);
Ok(super::Sampler { raw, create_info })