RenderModeMultiple test case leaks graphics resources

$ qmlscene --rhi d3d RenderModeMultiple.qml
QRhi 0x239d9506230 going down with 16 unreleased resources that own native graphics objects. This is not nice.
  Buffer resource 0x239de99c600 ()
  Buffer resource 0x239de99a980 ()
  Buffer resource 0x239de99bdc0 ()
  Buffer resource 0x239de99c3c0 ()
  Sampler resource 0x239d9785a20 ()
  Sampler resource 0x239d9784120 ()
  Buffer resource 0x239de99b100 ()
  Buffer resource 0x239de99b640 ()
  Buffer resource 0x239de99b400 ()
  Buffer resource 0x239de99cf00 ()
  Buffer resource 0x239de99d440 ()
  Buffer resource 0x239de99c6c0 ()
  Sampler resource 0x239d97855c0 ()
  Sampler resource 0x239d9785b60 ()
  Buffer resource 0x239de99bf40 ()
  Buffer resource 0x239de99b700 ()

$ qmlscene --rhi vulkan RenderModeMultiple.qml
Assertion failed: m_pMetadata->IsEmpty() && "Some allocations were not freed before destruction of this memory block!", file C:\work\qtbase_cmake\src\3rdparty\VulkanMemoryAllocator\vk_mem_alloc.h, line 11016