WSL环境下VS Code中cuda-gdb报错：无法找到LWP用户级线程

在WSL环境配置VS Code的CUDA开发环境时，遇到cuda-gdb报错问题。常规gdb调试可正常运行，但启动「CUDA C++: Launch」调试时，调试控制台输出一系列调试文件跳过警告，最终报错Cannot find user-level thread for LWP 4949: generic error；直接在终端运行cuda-gdb时，程序输出预期内容后同样报错Cannot find user-level thread for LWP 4077: generic error。

配置文件 #

tasks.json #

{
    "version": "2.0.0",
    "tasks": [
        {
            "type": "cppbuild",
            "label": "C/C++: nvcc build active file",
            "command": "/usr/bin/nvcc",
            "args": [
                "-g",
                "-G",
                "${file}",
                "-o",
                "${fileDirname}/${fileBasenameNoExtension}"
            ],
            "options": {
                "cwd": "${fileDirname}"
            },
            "problemMatcher": [
                "$gcc"
            ],
            "group": "build",
            "detail": "compiler: /usr/bin/nvcc"
        }
    ]
}

launch.json #

{
    "configurations": [
        {
            "name": "(gdb) Launch",
            "type": "cppdbg",
            "request": "launch",
            "program": "${workspaceFolder}/maintest",
            "args": [],
            "stopAtEntry": false,
            "cwd": "${fileDirname}",
            "environment": [],
            "externalConsole": false,
            "MIMode": "gdb",
            "setupCommands": [
                {
                    "description": "Enable pretty-printing for gdb",
                    "text": "-enable-pretty-printing",
                    "ignoreFailures": true
                }
            ]
        },
        {
            "name": "CUDA C++: Launch",
            "type": "cuda-gdb",
            "request": "launch",
            "program": "${workspaceFolder}/maintest"
        }
    ]
}

内容的提问来源于stack exchange，提问作者William Hofsøy