Ubuntu -> xrdp + Microsoft Remote Desktop -> Mac: Error: Not enough memory left now

[k-bx]

Getting this error when running via xrdp:

$ cargo run --bin wgpu-examples hello_triangle
    Finished dev [unoptimized + debuginfo] target(s) in 0.08s
     Running `target/debug/wgpu-examples hello_triangle`
libEGL warning: DRI2: failed to authenticate
thread 'main' panicked at wgpu/src/backend/wgpu_core.rs:786:18:
Error in Surface::configure: Validation Error

Caused by:
  Not enough memory left.

note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

[Wumpf]

full log from the rerun ticket where this came up which has the same important bit, but some other interesting information:

$ pixi run rerun
✨ Pixi task (rerun in default): cargo run --package rerun-cli --no-default-features --features native_viewer --
    Finished dev [optimized + debuginfo] target(s) in 0.16s
     Running `target/debug/rerun`
[2024-07-19T14:25:36Z DEBUG rerun::run] Detected 32 cores. Using 30 compute threads.
[2024-07-19T14:25:36Z DEBUG re_memory::memory_limit] Setting memory limit to 70.6 GiB, which is 75% of total available memory (94.1 GiB).
[2024-07-19T14:25:36Z INFO  re_sdk_comms::server] Hosting a SDK server over TCP at 0.0.0.0:9876. Connect with the Rerun logging SDK.
[2024-07-19T14:25:36Z DEBUG eframe] Using the wgpu renderer
[2024-07-19T14:25:36Z DEBUG eframe::native::wgpu_integration] Event::Resumed
[2024-07-19T14:25:36Z DEBUG eframe::native::file_storage] Loading app state from "/home/ziggy/.local/share/rerun/app.ron"…
[2024-07-19T14:25:36Z INFO  winit::platform_impl::platform::x11::window] Guessed window scale factor: 1
[2024-07-19T14:25:36Z DEBUG winit::platform_impl::platform::x11::window] Calculated physical dimensions: 1470x920
[2024-07-19T14:25:36Z DEBUG winit::platform_impl::platform::x11::ime] failed to create IME context without preedit support.
[2024-07-19T14:25:36Z WARN  wgpu_hal::vulkan::instance] InstanceFlags::VALIDATION requested, but unable to find layer: VK_LAYER_KHRONOS_validation
[2024-07-19T14:25:36Z WARN  wgpu_hal::vulkan::instance] GENERAL [Loader Message (0x0)]
    	terminator_CreateInstance: Failed to CreateInstance in ICD 3.  Skipping ICD.
[2024-07-19T14:25:36Z WARN  wgpu_hal::vulkan::instance] 	objects: (type: INSTANCE, hndl: 0x63975a7e2040, name: ?)
libEGL warning: DRI2: failed to authenticate
[2024-07-19T14:25:36Z INFO  egui_wgpu] There were 3 available wgpu adapters: {backend: Vulkan, device_type: DiscreteGpu, name: "NVIDIA GeForce RTX 4090", driver: "NVIDIA", driver_info: "550.54.15", vendor: 0x10DE, device: 0x2684}, {backend: Vulkan, device_type: Cpu, name: "llvmpipe (LLVM 15.0.7, 256 bits)", driver: "llvmpipe", driver_info: "Mesa 23.2.1-1ubuntu3.1~22.04.2 (LLVM 15.0.7)", vendor: 0x10005}, {backend: Gl, device_type: Cpu, name: "llvmpipe (LLVM 15.0.7, 256 bits)", driver: "OpenGL", driver_info: "4.5 (Compatibility Profile) Mesa 23.2.1-1ubuntu3.1~22.04.2", vendor: 0x10005}
[2024-07-19T14:25:36Z DEBUG egui_wgpu] Picked wgpu adapter: backend: Vulkan, device_type: DiscreteGpu, name: "NVIDIA GeForce RTX 4090", driver: "NVIDIA", driver_info: "550.54.15", vendor: 0x10DE, device: 0x2684

thread 'main' panicked at 'Error in Surface::configure: Validation Error

Caused by:
    Not enough memory left.
'
wgpu-0.20.1/src/backend/wgpu_core.rs:751
stack backtrace:
   6: core::panicking::panic_fmt
             at core/src/panicking.rs:72:14
   7: wgpu::backend::wgpu_core::ContextWgpuCore::handle_error_fatal
             at wgpu-0.20.1/src/backend/wgpu_core.rs:314:9
   8: <wgpu::backend::wgpu_core::ContextWgpuCore as wgpu::context::Context>::surface_configure
             at wgpu-0.20.1/src/backend/wgpu_core.rs:751:13
   9: <T as wgpu::context::DynContext>::surface_configure
             at wgpu-0.20.1/src/context.rs:2128:9
  10: wgpu::Surface::configure
             at wgpu-0.20.1/src/lib.rs:5096:9
  11: egui_wgpu::winit::Painter::configure_surface
             at egui-wgpu/src/winit.rs:177:9
  12: egui_wgpu::winit::Painter::resize_and_generate_depth_texture_view_and_msaa_view
             at egui-wgpu/src/winit.rs:338:9
  13: egui_wgpu::winit::Painter::add_surface::{{closure}}
             at egui-wgpu/src/winit.rs:306:9
      egui_wgpu::winit::Painter::set_window::{{closure}}
             at egui-wgpu/src/winit.rs:214:62
      pollster::block_on
             at pollster-0.3.0/src/lib.rs:128:15
  14: eframe::native::wgpu_integration::WgpuWinitApp::init_run_state
             at eframe/src/native/wgpu_integration.rs:203:13
      <eframe::native::wgpu_integration::WgpuWinitApp as eframe::native::winit_integration::WinitApp>::on_event
             at eframe/src/native/wgpu_integration.rs:427:21
  15: eframe::native::run::run_and_return::{{closure}}
             at eframe/src/native/run.rs:125:28
      core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut
             at core/src/ops/function.rs:294:13
  16: winit::platform_impl::platform::x11::EventLoop<T>::single_iteration
             at winit-0.29.15/src/platform_impl/linux/x11/mod.rs:553:13
      winit::platform_impl::platform::x11::EventLoop<T>::pump_events
             at winit-0.29.15/src/platform_impl/linux/x11/mod.rs:441:13
      winit::platform_impl::platform::x11::EventLoop<T>::run_on_demand
             at winit-0.29.15/src/platform_impl/linux/x11/mod.rs:408:19
  17: winit::platform_impl::platform::EventLoop<T>::run_on_demand
             at winit-0.29.15/src/platform_impl/linux/mod.rs:829:56
      <winit::event_loop::EventLoop<T> as winit::platform::run_on_demand::EventLoopExtRunOnDemand>::run_on_demand
             at winit-0.29.15/src/platform/run_on_demand.rs:80:9
      eframe::native::run::run_and_return
             at eframe/src/native/run.rs:73:5
      eframe::native::run::run_wgpu::{{closure}}
             at eframe/src/native/run.rs:424:13
      eframe::native::run::with_event_loop::{{closure}}
             at eframe/src/native/run.rs:58:12
      std::thread::local::LocalKey<T>::try_with
             at std/src/thread/local.rs:270:16
      std::thread::local::LocalKey<T>::with
             at std/src/thread/local.rs:246:9
      eframe::native::run::with_event_loop
             at eframe/src/native/run.rs:48:16
      eframe::native::run::run_wgpu
             at eframe/src/native/run.rs:422:16
      eframe::run_native
             at eframe/src/lib.rs:268:13

Troubleshooting Rerun: https://www.rerun.io/docs/getting-started/troubleshooting 
Report bugs: https://github.com/rerun-io/rerun/issues

So this is Vulkan on X11, there's some chance the issue is in winit (or at least related), but more likely there's some subtley about surface creation in wgpu-hal wrong