Turbopack: build failure when using dynamic imports and cache components

[ozavodny]

Link to the code that reproduces this issue

https://github.com/ozavodny/turbopack-dynamic-repro

To Reproduce

npm install
npm run build

Current vs. Expected behavior

npm run build fails compilation, because it's using turbopack. When using webpack, everything works fine.

Provide environment information

Operating System:
  Platform: linux
  Arch: x64
  Version: #1 SMP PREEMPT_DYNAMIC Fri, 22 May 2026 19:25:09 +0000
  Available memory (MB): 31185
  Available CPU cores: 24
Binaries:
  Node: 26.2.0
  npm: 11.13.0
  Yarn: N/A
  pnpm: 9.6.0
Relevant Packages:
  next: 16.3.0-canary.40 // Latest available version is detected (16.3.0-canary.40).
  eslint-config-next: N/A
  react: 19.2.0
  react-dom: 19.2.0
  typescript: 5.9.3
Next.js Config:
  output: N/A

Which area(s) are affected? (Select all that apply)

cacheComponents

Which stage(s) are affected? (Select all that apply)

next build (local)

Additional context

We have been able to resolve this issue by patching next.js with this workaround.