[Text.Json] Error: NoMetadataForTypeProperties, SourceGenerationContext

[elringus]

Description

Setting GenerationMode = JsonSourceGenerationMode.Serialization results in error: NoMetadataForTypeProperties, SourceGenerationContext exception in browser-wasm taget.

at System.Text.Json.Serialization.Converters.ObjectDefaultConverter`1[[Data, DotNet, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null]].OnTryRead(Utf8JsonReader& , Type , JsonSerializerOptions , ReadStack& , Data& )\n' +
    '   at System.Text.Json.Serialization.JsonConverter`1[[Data, DotNet, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null]].ReadCore(Utf8JsonReader& , Data& , JsonSerializerOptions , ReadStack& )\n' +
    '   at System.Text.Json.JsonSerializer.ReadFromSpan[Data](ReadOnlySpan`1 , JsonTypeInfo`1 )\n' +
    '   at Program.__Wrapper_Mutate_1171346831(JSMarshalerArgument* __arguments_buffer)\n' +
    'Error: NoMetadataForTypeProperties, SourceGenerationContext, Data\n' +

Reproduction Steps

.csproj

<Project Sdk="Microsoft.NET.Sdk">
    <PropertyGroup>
        <TargetFramework>net9.0</TargetFramework>
        <Configuration>Release</Configuration>
        <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
        <RuntimeIdentifier>browser-wasm</RuntimeIdentifier>
        <WasmEnableLegacyJsInterop>false</WasmEnableLegacyJsInterop>
        <Nullable>enable</Nullable>
        <RunAOTCompilation>true</RunAOTCompilation>
        <OptimizationPreference>Speed</OptimizationPreference>

        <PublishTrimmed>true</PublishTrimmed>
        <TrimMode>full</TrimMode>
        <InvariantTimezone>true</InvariantTimezone>
        <InvariantGlobalization>true</InvariantGlobalization>
        <PredefinedCulturesOnly>true</PredefinedCulturesOnly>
    </PropertyGroup>

    <ItemGroup>
        <AssemblyAttribute Include="System.Runtime.Versioning.SupportedOSPlatform">
            <_Parameter1>browser</_Parameter1>
        </AssemblyAttribute>
    </ItemGroup>
</Project>

Program.cs

using System.Runtime.InteropServices.JavaScript;
using System.Text.Json;
using System.Text.Json.Serialization;

public struct Data
{
    public string Info;
    public bool Ok;
    public int Revision;
    public string[] Messages;
}

[JsonSerializable(typeof(Data))]
[JsonSourceGenerationOptions(GenerationMode = JsonSourceGenerationMode.Serialization)]
internal partial class SourceGenerationContext : JsonSerializerContext;

public static partial class Program
{
    public static void Main () { }

    [JSExport]
    public static string Mutate (string json)
    {
        var data = JsonSerializer.Deserialize<Data>(json,
            SourceGenerationContext.Default.Data);

        data.Info = "000";
        data.Ok = !data.Ok;
        data.Revision += 1;

        return JsonSerializer.Serialize(data,
            SourceGenerationContext.Default.Data);
    }
}

main.mjs

import { dotnet } from "./bin/Release/net9.0/browser-wasm/AppBundle/_framework/dotnet.js";

const { setModuleImports, getAssemblyExports, getConfig } = await dotnet
  .withDiagnosticTracing(false)
  .create();
const exports = await getAssemblyExports(getConfig().mainAssemblyName);

let data = {
    Info: "info",
    Ok: true,
    Revision: 1,
    Messages: ["1", "2", "3", "4"]
};

const startTime = performance.now();

for (let i = 0; i < 100000; i++)
    data = JSON.parse(exports.Program.Mutate(JSON.stringify(data)));

const endTime = performance.now();
const totalTime = endTime - startTime;

console.log(`Result: ${totalTime.toFixed(2)} ms`);

run

dotnet publish
node main.mjs

Expected behavior

No errors.

Actual behavior

Error is thrown.

Regression?

No response

Known Workarounds

No response

Configuration

.NET SDK:
 Version:           9.0.104
 Commit:            2750432faa
 Workload version:  9.0.100-manifests.163bd6d0
 MSBuild version:   17.12.27+e0b90a9a8

Runtime Environment:
 OS Name:     Windows
 OS Version:  10.0.19045
 OS Platform: Windows
 RID:         win-x64

.NET workloads installed:
 [wasm-tools]
   Installation Source: SDK 9.0.100
   Manifest Version:    9.0.3/9.0.100

Host:
  Version:      9.0.3
  Architecture: x64
  Commit:       831d23e561

Node v22.12.0

Other information

No response

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