diff --git a/config/vitest.config.ts b/config/vitest.config.ts
index 273f899ecb7..6202566aa32 100644
--- a/config/vitest.config.ts
+++ b/config/vitest.config.ts
@@ -142,6 +142,9 @@ export default defineConfig({
         }
       : {}),
     projects,
+    // A finished file's background log can lose the race with worker teardown; only that log line is lost.
+    onUnhandledError: (error) =>
+      !(error.name === 'EnvironmentTeardownError' && error.message.includes('"onUserConsoleLog"')),
     ...(process.platform === 'win32' ? { maxWorkers: 4 } : {})
   }
 })
diff --git a/src/main/codex-accounts/runtime-home-wsl-managed-accounts.test.ts b/src/main/codex-accounts/runtime-home-wsl-managed-accounts.test.ts
index 0521401c3af..9acecc09d91 100644
--- a/src/main/codex-accounts/runtime-home-wsl-managed-accounts.test.ts
+++ b/src/main/codex-accounts/runtime-home-wsl-managed-accounts.test.ts
@@ -1,6 +1,8 @@
 import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
 import { existsSync, mkdirSync, readFileSync, writeFileSync } from 'node:fs'
 import { join } from 'node:path'
+import type * as LegacyWslRuntimeAuthDrain from './legacy-wsl-runtime-auth-drain'
+import type * as WslCodexSessionBridge from '../codex/history/bridges/wsl-codex-session-bridge'
 import { createSettings } from './runtime-home-settings-test-fixtures'
 import {
   createCodexAuthJson,
@@ -16,6 +18,15 @@ import {
 vi.mock('../wsl/discovery/wsl-background-exec-gate', () => ({
   blockedWslDistroForExec: async () => null
 }))
+// Background WSL drain/bridge spawn wsl.exe and warn after the file ends; these specs cover only routing.
+vi.mock('./legacy-wsl-runtime-auth-drain', async (importOriginal) => ({
+  ...(await importOriginal<typeof LegacyWslRuntimeAuthDrain>()),
+  startLegacyWslRuntimeAuthDrain: async () => {}
+}))
+vi.mock('../codex/history/bridges/wsl-codex-session-bridge', async (importOriginal) => ({
+  ...(await importOriginal<typeof WslCodexSessionBridge>()),
+  startWslCodexSessionBridgeInBackground: async () => {}
+}))
 vi.mock('electron', () => ({
   app: {
     getPath: () => testState.userDataDir
diff --git a/src/main/runtime/orca-runtime-test-mocks/setup.spec.ts b/src/main/runtime/orca-runtime-test-mocks/setup.spec.ts
index db82a299fd4..37a8b5e845e 100644
--- a/src/main/runtime/orca-runtime-test-mocks/setup.spec.ts
+++ b/src/main/runtime/orca-runtime-test-mocks/setup.spec.ts
@@ -294,6 +294,12 @@ vi.mock('../../git/worktrees/catalog/worktree-listing', async (importOriginal) =
   describeCreatedWorktree: (await getWorktreeOwnerMocks()).describeCreatedWorktree
 }))
 
+// Fire-and-forget reclaim runs real Git on fixture paths and warns after the file ends.
+vi.mock(
+  '../../workspaces/creation/preparation/worktree-create-preparation-project-removal',
+  () => ({ releaseWorktreeCreatePreparationsForRepo: vi.fn() })
+)
+
 const { getWorktreeOwnerMocks } = vi.hoisted(() => {
   function createWorktreeOwnerMocks() {
     return (() => ({