The official source reports this update: b10938: vulkan: workaround NV queuesubmit driver bug. vulkan: workaround NV queuesubmit driver bug ( #28830 ) There is a driver bug where two queues on the same VkDevice simultaneously submitting can break some internal synchronization. Until it's fixed, add a mutex around queuesubmit.
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Nvidia Vulkan driver bug fixed with mutex for queuesubmit
A mutex has been added to prevent simultaneous queue submissions on the same VkDevice in Vulkan.
13 Sept 20261 verified claims1 sources1 observations
This official update documents a development concerning b10938: vulkan: workaround NV queuesubmit driver bug. Its practical significance depends on the scope and evidence stated by the source.
Read the official source update and verify its stated scope, evidence and timing before acting on it.
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