[Bug]: All tests for Firefox fail with `Error: browserContext.newPage: Test timeout of 30000ms exceeded.`

### Version

1.60.1

### Steps to reproduce

1. Install playwright in an empty folder - `npm init playwright@latest` and accept default options (except `Add a GitHub Actions workflow?`)
2. run default tests `npx playwright test`

### Expected behavior

Firefox tests succeed

### Actual behavior

Firefox tests fail

<img width="1228" height="1258" alt="Image" src="https://github.com/user-attachments/assets/81a3855f-9d6d-46a5-8632-f4dccb677308" />

<img width="1240" height="1251" alt="Image" src="https://github.com/user-attachments/assets/c48f9026-3af2-461f-896d-5c9ac931b4db" />

### Additional context

config file:
``` typescript
import { defineConfig, devices } from '@playwright/test';

/**
 * Read environment variables from file.
 * https://github.com/motdotla/dotenv
 */
// import dotenv from 'dotenv';
// import path from 'path';
// dotenv.config({ path: path.resolve(__dirname, '.env') });

/**
 * See https://playwright.dev/docs/test-configuration.
 */
export default defineConfig({
  testDir: './tests',
  /* Run tests in files in parallel */
  fullyParallel: true,
  /* Fail the build on CI if you accidentally left test.only in the source code. */
  forbidOnly: !!process.env.CI,
  /* Retry on CI only */
  retries: process.env.CI ? 2 : 0,
  /* Opt out of parallel tests on CI. */
  workers: process.env.CI ? 1 : undefined,
  /* Reporter to use. See https://playwright.dev/docs/test-reporters */
  reporter: 'html',
  /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
  use: {
    /* Base URL to use in actions like `await page.goto('')`. */
    // baseURL: 'http://localhost:3000',

    /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
    trace: 'on-first-retry',
  },

  /* Configure projects for major browsers */
  projects: [
    {
      name: 'chromium',
      use: { ...devices['Desktop Chrome'] },
    },

    {
      name: 'firefox',
      use: { ...devices['Desktop Firefox'] },
    },

    {
      name: 'webkit',
      use: { ...devices['Desktop Safari'] },
    },
});

```

list of browsers

```
Output of `npx playwright install --list

npx playwright install --list

Playwright version: 1.60.0
  Browsers:
    C:\Users\XXX\AppData\Local\ms-playwright\chromium-1223
    C:\Users\XXX\AppData\Local\ms-playwright\chromium_headless_shell-1223
    C:\Users\XXX\AppData\Local\ms-playwright\ffmpeg-1011
    C:\Users\XXX\AppData\Local\ms-playwright\firefox-1522
    C:\Users\XXX\AppData\Local\ms-playwright\webkit-2287
    C:\Users\XXX\AppData\Local\ms-playwright\winldd-1007
  References:
    C:\Users\XXX\dev\litfin\lemunzo\pw-test\node_modules\playwright-core

```

``` bash
// Output of `npx playwright install --dry-run

Chrome for Testing 148.0.7778.96 (playwright chromium v1223)
  Install location:    C:\Users\XXX\AppData\Local\ms-playwright\chromium-1223
  Download url:        https://cdn.playwright.dev/builds/cft/148.0.7778.96/win64/chrome-win64.zip

Chrome Headless Shell 148.0.7778.96 (playwright chromium-headless-shell v1223)
  Install location:    C:\Users\XXX\AppData\Local\ms-playwright\chromium_headless_shell-1223
  Download url:        https://cdn.playwright.dev/builds/cft/148.0.7778.96/win64/chrome-headless-shell-win64.zip

Firefox 150.0.2 (playwright firefox v1522)
  Install location:    C:\Users\XXX\AppData\Local\ms-playwright\firefox-1522
  Download url:        https://cdn.playwright.dev/dbazure/download/playwright/builds/firefox/1522/firefox-win64.zip
  Download fallback 1: https://playwright.download.prss.microsoft.com/dbazure/download/playwright/builds/firefox/1522/firefox-win64.zip
  Download fallback 2: https://cdn.playwright.dev/builds/firefox/1522/firefox-win64.zip

WebKit 26.4 (playwright webkit v2287)
  Install location:    C:\Users\XXX\AppData\Local\ms-playwright\webkit-2287
  Download url:        https://cdn.playwright.dev/dbazure/download/playwright/builds/webkit/2287/webkit-win64.zip
  Download fallback 1: https://playwright.download.prss.microsoft.com/dbazure/download/playwright/builds/webkit/2287/webkit-win64.zip
  Download fallback 2: https://cdn.playwright.dev/builds/webkit/2287/webkit-win64.zip

FFmpeg (playwright ffmpeg v1011)
  Install location:    C:\Users\XXX\AppData\Local\ms-playwright\ffmpeg-1011
  Download url:        https://cdn.playwright.dev/dbazure/download/playwright/builds/ffmpeg/1011/ffmpeg-win64.zip
  Download fallback 1: https://playwright.download.prss.microsoft.com/dbazure/download/playwright/builds/ffmpeg/1011/ffmpeg-win64.zip
  Download fallback 2: https://cdn.playwright.dev/builds/ffmpeg/1011/ffmpeg-win64.zip

Winldd (playwright winldd v1007)
  Install location:    C:\Users\XXX\AppData\Local\ms-playwright\winldd-1007
  Download url:        https://cdn.playwright.dev/dbazure/download/playwright/builds/winldd/1007/winldd-win64.zip
  Download fallback 1: https://playwright.download.prss.microsoft.com/dbazure/download/playwright/builds/winldd/1007/winldd-win64.zip
  Download fallback 2: https://cdn.playwright.dev/builds/winldd/1007/winldd-win64.zip

```

### Environment

```shell
System:
    OS: Windows 11 10.0.26200
    CPU: (8) x64 Intel(R) Core(TM) i5-10310U CPU @ 1.70GHz
    Memory: 24.55 GB / 47.61 GB
  Binaries:
    Node: 24.16.0 - C:\Program Files\nodejs\node.EXE
    npm: 11.13.0 - C:\Program Files\nodejs\npm.CMD
  npmPackages:
    @playwright/test: ^1.60.0 => 1.60.0
```

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Uh oh!

[Bug]: All tests for Firefox fail with `Error: browserContext.newPage: Test timeout of 30000ms exceeded.` #41347

Version

Steps to reproduce

Expected behavior

Actual behavior

Additional context

Environment

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Uh oh!

[Bug]: All tests for Firefox fail with Error: browserContext.newPage: Test timeout of 30000ms exceeded. #41347

Description

Version

Steps to reproduce

Expected behavior

Actual behavior

Additional context

Environment

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions

[Bug]: All tests for Firefox fail with `Error: browserContext.newPage: Test timeout of 30000ms exceeded.` #41347